Orthopedic locating and error eliminating drilling device

Abstract

The invention provides an orthopedics department position searching and error eliminating drilling device, and belongs to the technical field of medical apparatuses and instruments. The invention provides an orthopedic locating and error eliminating drilling device which comprises a shell, a drilling assembly, a direction adjusting assembly and a sensing assembly, and a mounting space is formed in the shell; the drilling assembly comprises a hole drill shell, a drill bit and a drilling motor, the drilling motor is used for driving the drill bit to rotate, and a driving rod is arranged on the outer side wall of the left end of the hole drill shell; the orientation adjusting assembly is used for adjusting the orientation of the hole drill shell and comprises a first orientation adjusting motor and a first orientation adjusting disc, a first orientation adjusting hole is formed in the first orientation adjusting disc, the driving rod penetrates through the first orientation adjusting hole, the first orientation adjusting motor drives the first orientation adjusting disc to drive the driving rod, and the orientation of the hole drill shell is changed; the sensing assembly is used for sensing the positions of the shell and the drill bit. According to the orthopedic locating and error eliminating drilling device, under the navigation effect of the sensing assembly, the drill bit is controlled to automatically move to a specified area.

Description

Technical Field

[0001] The invention belongs to the technical field of medical devices, and in particular relates to an orthopedic positioning and error-eliminating drilling device. Background Art

[0002] The human skeleton is composed of three parts: bone, bone marrow and periosteum, which contain abundant blood vessels and nerve tissue. In orthopedic surgery, screws, Kirschner wires, etc. are often needed to be inserted into the patient's bones. During the operation, it is necessary to drill holes at specified positions to facilitate the implantation of screws and Kirschner wires, and then perform subsequent surgical operations. During the operation, the bone conditions of patients vary from person to person, and there are high requirements for the orientation, angle, depth, etc. of the drilling. When performing the operation, medical staff generally hold the drilling device and adjust the position of the drilling device based on operating experience. The drilling accuracy deviation is large. Once the operation is improper and the direction is miscontrolled, it may enter the joint cavity or damage important neurovascular structures, which may cause surgical complications and affect the patient's postoperative recovery. In addition, the existing aiming device structure and function are too simple and inconvenient to use in actual drilling operations. Summary of the invention

[0003] The purpose of the present invention is to provide an orthopedic positioning and error-eliminating drilling device, aiming to solve the problem of poor accuracy of the drilling device during the drilling process.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: to provide an orthopedic positioning and error-eliminating drilling device, comprising:

[0005] A housing, wherein an installation space is provided in the housing, and a power supply member is provided at a lower end of the installation space;

[0006] A drilling assembly, the drilling assembly comprising a drilling housing, a drill bit and a drilling motor, the drilling housing being arranged on the right side of the installation space, the drilling housing having the freedom to move within the installation space, the drilling motor being arranged in the drilling housing, the drill bit being arranged on the right side wall of the drilling housing, the drill bit penetrating the right side wall of the housing, the drilling motor being used to drive the drill bit to rotate, and a driving rod being arranged on the outer side wall of the left end of the drilling housing;

[0007] an azimuth adjustment component, the azimuth adjustment component is arranged on the left side of the hole drill housing, and is used to adjust the azimuth of the hole drill housing. The azimuth adjustment component includes a first azimuth adjustment motor and a first azimuth adjustment disk. The first azimuth adjustment motor is arranged below the first azimuth adjustment disk. The first azimuth adjustment disk is provided with a first azimuth adjustment hole. The first azimuth adjustment hole passes through the left and right side walls of the first azimuth adjustment disk. The first azimuth adjustment hole is a long hole. The driving rod passes through the first azimuth adjustment hole. The first azimuth adjustment motor drives the first azimuth adjustment disk to rotate, thereby driving the movement of the driving rod to achieve the change of the azimuth of the hole drill housing; and

[0008] A sensor component is used to sense the positions of the housing and the drill bit.

[0009] In a possible implementation, the azimuth adjustment component also includes a second azimuth adjustment motor and a second azimuth adjustment disk, the second azimuth adjustment disk is arranged on the left side of the first azimuth adjustment disk, the second azimuth adjustment motor is arranged below the second azimuth adjustment disk, the second azimuth adjustment disk is provided with a second azimuth adjustment hole, the second azimuth adjustment hole passes through the left and right side walls of the second azimuth adjustment disk, the second azimuth adjustment hole is a long hole, the driving rod sequentially passes through the first azimuth adjustment hole and the second azimuth adjustment hole, the second azimuth adjustment motor drives the second azimuth adjustment disk to rotate, drives the movement of the driving rod, and realizes the change of the orientation of the hole drilling shell.

[0010] In a possible implementation, the first orientation adjustment hole is a straight-line long hole, and the second orientation adjustment hole is an arc-shaped long hole.

[0011] In a possible implementation, the first azimuth adjustment hole is arranged in the radial direction of the first azimuth adjustment disk, the first end of the second azimuth adjustment hole is arranged at the center of the second azimuth adjustment disk, and the second end of the second azimuth adjustment hole is arranged at the edge of the second azimuth adjustment disk.

[0012] In one possible implementation, the upper half of the first azimuth adjustment disk is rotatably connected to the inner wall of the outer shell, the edge of the lower half of the first azimuth adjustment disk is provided with a first azimuth adjustment conical thread, the driving end of the first azimuth adjustment motor is arranged upward, and the upper end of the driving end of the first azimuth adjustment motor is provided with a first azimuth adjustment drive bevel gear, and the first azimuth adjustment drive bevel gear matches the first azimuth adjustment conical thread.

[0013] In a possible implementation, a left limit plate is provided in the installation space, the left limit plate is arranged in contact with the left side wall of the hole drilling shell, and a clearance hole suitable for the driving rod to pass through is provided on the left limit plate, and the driving rod has freedom of movement in the clearance hole.

[0014] In one possible implementation, a horizontal partition is provided in the hole drill shell, and the horizontal partition divides the hole drill shell into an upper hole drill shell and a lower hole drill shell, the drilling motor is arranged in the lower hole drill shell, and the driving end of the drilling motor passes upward through the horizontal partition, and a vertically arranged hole drill drive wheel is provided in the upper hole drill shell, and the left end of the drill bit is arranged on the central axis of the hole drill drive wheel, and the driving end of the drilling motor drives the hole drill drive wheel to rotate, thereby driving the drill bit to rotate.

[0015] In one possible implementation, the right side of the upper hole drill shell is open, and a fourth positioning and error elimination component is arranged in the shell, and the fourth positioning and error elimination component includes a fourth positioning motor, a fourth adjustment cylinder and a fourth adjustment member, and the fourth adjustment cylinder is hinged on the right end opening of the upper hole drill shell, and the fourth positioning motor is arranged in the lower hole drill shell, and the fourth adjustment member is arranged in the upper hole drill shell and connected to the fourth adjustment cylinder. An adjustment rotating bearing is arranged in the fourth adjustment cylinder, and the adjustment rotating bearing is sleeved on the outside of the drill bit. The fourth positioning motor controls the fourth adjustment member to adjust the angle of the fourth adjustment cylinder, thereby adjusting the angle of the drill bit, and controlling the drill bit to eliminate placement errors.

[0016] In a possible implementation, the fourth adjustment member includes a fourth adjustment ring, a fourth adjustment upper pull rope and a fourth adjustment lower pull rope. The fourth adjustment ring is rotatably arranged between the front and rear inner walls of the upper hole drilling shell, the right end of the fourth adjustment upper pull rope is arranged on the upper side of the inner wall of the fourth adjustment cylinder, the left end of the fourth adjustment upper pull rope is arranged on the upper side of the fourth adjustment ring, the fourth adjustment lower pull rope is arranged corresponding to the fourth adjustment upper pull rope, and is arranged on the lower side of the fourth adjustment ring. The fourth positioning motor drives the fourth adjustment cylinder to rotate, and drives the fourth adjustment cylinder to rotate in the up and down directions.

[0017] In a possible implementation, a right opening is provided on the right side wall of the shell, the fourth adjustment tube is arranged to pass through the right opening, and a connecting rubber sleeve is provided between the edge of the right opening and the outer side wall of the right end of the fourth adjustment tube.

[0018] The beneficial effects of the orthopedic positioning and error-eliminating drilling device provided by the present invention are:

[0019] Compared with the prior art, a shell, a drilling component, an azimuth adjustment component and a sensor component are provided. An installation space is provided in the shell. The power supply is provided at the lower end of the installation space for supplying power to other components. The drilling component comprises a drill housing, a drill bit and a drilling motor. The drill housing has the freedom to move in the installation space. The drill bit is arranged on the right side of the drill housing. The drilling motor is arranged in the drill housing. The drilling motor is used to drive the drill bit to rotate. The driving rod is arranged on the outer wall of the left end of the drill housing. By driving the driving rod, the drill housing can be driven to move, thereby changing the position of the drill bit. The azimuth adjustment component is arranged on the left side of the drill housing. The azimuth adjustment component is used to drive the driving rod. The azimuth adjustment component comprises a first azimuth adjustment motor and a first azimuth adjustment disk. The first azimuth adjustment disk is provided with a first azimuth adjustment hole. The driving rod penetrates into the first azimuth adjustment hole from right to left. The length of the first azimuth adjustment hole is greater than the diameter of the driving rod. The first azimuth adjustment motor drives the first azimuth adjustment disk to rotate, causing The position of the first azimuth adjustment hole changes, thereby driving the position of the driving rod to change, thereby adjusting the position of the drill bit. During the use of the device, the sensor component transmits the position of the housing and the drill bit to the navigation control device. When the end of the drill bit is located in the specified area where a hole needs to be drilled and the angle of the drill bit meets the requirements, the drilling motor is controlled to rotate, and the end of the drill bit drills a hole. When the end of the drill bit is located outside the edge of the specified area where a hole needs to be drilled or the angle of the drill bit deviates, the first azimuth adjustment motor is rotated to control the driving rod to drive the drill bit to move, change the position of the end of the drill bit, eliminate the error in the placement of the end of the drill bit, and prompt the end of the drill bit to find the specified area and angle where a hole needs to be drilled. When the end of the drill bit is located in the specified area where a hole needs to be drilled and the angle is correct, the drilling operation is started. When the end of the drill bit is far away from the specified area where a hole needs to be drilled or the angle deviates, it exceeds the adjustment range of the azimuth adjustment component and the drilling operation is stopped. The operation is simple and convenient, and the position and angle of the drilling hole can be accurately controlled to improve the accuracy of the drilling and the efficiency of the operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 A schematic diagram of the internal structure of an orthopedic positioning and error-eliminating drilling device provided by an embodiment of the present invention;

[0022] Figure 2 This is a schematic diagram of the main structure of the hole drilling housing used in the embodiment of the present invention;

[0023] Figure 3 A schematic diagram of the side structure of a first orientation adjustment plate used in an embodiment of the present invention;

[0024] Figure 4 A schematic diagram of the side structure of a second orientation adjustment plate used in an embodiment of the present invention;

[0025] Figure 5 A schematic diagram of the top structure of a fourth adjustment ring used in an embodiment of the present invention;

[0026] Figure 6 A bottom view schematic diagram of the structure of the fourth adjustment ring used in an embodiment of the present invention;

[0027] Figure 7 It is a front view structural schematic diagram of the fourth adjustment ring adopted in the embodiment of the present invention.

[0028] In the figure: 1, housing; 2, power supply; 3, upper hole drilling housing; 4, lower hole drilling housing; 5, horizontal partition; 6, drilling motor; 7, drill bit; 8, driving rod; 9, first azimuth adjustment motor; 10, first azimuth adjustment plate; 11, first azimuth adjustment hole; 12, first azimuth adjustment driving bevel gear; 13, second azimuth adjustment motor; 14, second azimuth adjustment plate; 15, second azimuth adjustment hole; 16, left limit plate; 17, left driving block; 18, connecting flexible shaft; 19, right connecting block ; 20. Drilling drive wheel; 21. Rotating slide rail; 22. Rotating drive bevel gear; 23. Fourth positioning motor; 24. Fourth adjustment cylinder; 25. Fourth front hinge shaft; 26. Fourth front hinge plate; 27. Fourth adjustment ring; 28. Fourth adjustment upper pull rope; 29. ​​Fourth adjustment lower pull rope; 30. Fourth upper adjustment slot; 31. Fourth lower adjustment slot; 32. Fourth upper slide column; 33. Fourth lower slide column; 34. Upper wire block; 35. Lower wire block; 36. Connecting rubber sleeve; 37. Sensor. DETAILED DESCRIPTION

[0029] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0030] Please refer to Figures 1 to 3A specific embodiment of an orthopedic positioning and error-eliminating drilling device provided by the present invention is now described, including a shell 1, a drilling component, an azimuth adjustment component and a sensor component. An installation space is provided in the shell 1, and a power supply 2 is provided at the lower end of the installation space; the drilling component includes a drilling shell, a drill bit 7 and a drilling motor 6. The drilling shell is provided on the right side of the installation space, and the drilling shell has the freedom to move in the installation space. The drilling motor 6 is provided in the drilling shell, and the drill bit 7 is provided on the right side wall of the drilling shell. The drill bit 7 penetrates the right side wall of the shell 1, and the drilling motor 6 is used to drive the drill bit 7 to rotate. A driving rod 8 is provided on the outer side wall of the left end of the drilling shell; the azimuth adjustment component It is arranged on the left side of the hole drill shell and is used to adjust the orientation of the hole drill shell. The orientation adjustment component includes a first orientation adjustment motor 9 and a first orientation adjustment disk 10. The first orientation adjustment motor 9 is arranged below the first orientation adjustment disk 10. The first orientation adjustment disk 10 is provided with a first orientation adjustment hole 11. The first orientation adjustment hole 11 penetrates the left and right side walls of the first orientation adjustment disk 10. The first orientation adjustment hole 11 is a long hole. The driving rod 8 penetrates the first orientation adjustment hole 11. The first orientation adjustment motor 9 drives the first orientation adjustment disk 10 to rotate, drives the movement of the driving rod 8, and realizes the change of the orientation of the hole drill shell; the sensing component is used to sense the positions of the shell 1 and the drill bit 7.

[0031] The orthopedic positioning and error-eliminating drilling device provided by the present invention is provided with a shell 1, a drilling component, an orientation adjustment component and a sensor component, an installation space is provided in the shell 1, a power supply 2 is provided at the lower end of the installation space, and is used to power other components, the drilling component includes a hole drill shell, a drill bit 7 and a drilling motor 6, the hole drill shell has the freedom of movement in the installation space, the drill bit 7 is provided through the right side of the hole drill shell, the drilling motor 6 is provided in the hole drill shell, the drilling motor 6 is used to drive the drill bit 7 to rotate, and the driving rod 8 The drill housing is arranged on the outer wall of the left end of the hole drill housing. By driving the driving rod 8, the hole drill housing can be displaced, thereby changing the position of the drill bit 7. The azimuth adjustment component is arranged on the left side of the hole drill housing. The azimuth adjustment component is used to drive the driving rod 8. The azimuth adjustment component includes a first azimuth adjustment motor 9 and a first azimuth adjustment disk 10. The first azimuth adjustment disk 10 is provided with a first azimuth adjustment hole 11. The driving rod 8 penetrates into the first azimuth adjustment hole 11 from right to left. The length of the first azimuth adjustment hole 11 is greater than the diameter of the driving rod 8. The machine 9 drives the first azimuth adjustment disk 10 to rotate, causing the position of the first azimuth adjustment hole 11 to change, thereby driving the position of the driving rod 8 to change, and realizing the adjustment of the position of the drill bit 7. During the use of the device, the sensor component transmits the position of the housing 1 and the drill bit 7 to the navigation control device. When the end of the drill bit 7 is located in the specified area where a hole needs to be drilled and the angle of the drill bit 7 meets the requirements, the drilling motor 6 is controlled to rotate, and the end of the drill bit 7 is used for drilling. When the end of the drill bit 7 is located outside the edge of the specified area where a hole needs to be drilled or the angle of the drill bit 7 deviates, the first The azimuth adjustment motor 9 drives the drill bit 7 to move by controlling the driving rod 8, thereby changing the position of the end of the drill bit 7, eliminating the placement error of the end of the drill bit 7, and prompting the end of the drill bit 7 to find the specified area and angle where the hole needs to be drilled. When the end of the drill bit 7 is located in the specified area of ​​the hole and the angle is correct, the drilling operation starts. When the end of the drill bit 7 is far away from the specified area where the hole needs to be drilled or the angle deviates, it exceeds the adjustment range of the azimuth adjustment component and the drilling operation is stopped. The operation is simple and convenient, and the drilling position and angle can be accurately controlled, thereby improving the drilling accuracy and the surgical efficiency.

[0032] For details, please refer to Figures 1 to 3, including a shell 1, a drilling component, an azimuth adjustment component and a sensor component. The lower half of the shell 1 is easy to hold. The drilling component includes a hole drilling shell, a drill bit 7 and a drilling motor 6. The upper half of the shell 1 is suitable for the drill bit 7 to penetrate. The drilling motor 6 is arranged in the hole drilling shell. In the initial state, the drill bit 7 is arranged horizontally. A connecting flexible shaft 18 is arranged at the left end of the drill bit 7. The central axis of the drill bit 7 and the connecting flexible shaft 18 coincide. The drill bit 7 and the connecting flexible shaft 18 are connected through a right connecting block 19. A left driving block 17 is arranged at the left end of the connecting flexible shaft 18. The drilling motor 6 is arranged below the left driving block 17. The right end of the drill bit 7 The end of the drill shell passes through the hole drill, and the drilling motor 6 drives the drill bit 7 to rotate for drilling operations. The hole drill shell integrates the drill bit 7 and the drilling motor 6 into a whole. The position of the drill bit 7 is changed by changing the position of the hole drill shell. The driving rod 8 is arranged on the left side wall of the hole drill shell and is arranged on the outside of the hole drill shell. The driving rod 8 coincides with the central axis of the drill bit 7. The driving rod 8 is cylindrical. The position adjustment component is used to adjust the orientation of the driving rod 8. The orientation adjustment component includes a first orientation adjustment motor 9 and a first orientation adjustment disk 10. The first orientation adjustment motor 9 is fixedly arranged in the installation space and is arranged on the first orientation adjustment disk 10, the first azimuth adjustment disk 10 is vertically arranged, and the right end side wall of the first azimuth adjustment disk 10 is perpendicular to the driving rod 8, the first azimuth adjustment hole 11 is arranged through the left and right side walls of the first azimuth adjustment disk 10, the first azimuth adjustment hole 11 is suitable for the driving rod 8 to penetrate, and the length of the first azimuth adjustment hole 11 is greater than the diameter of the driving rod 8, the width of the first azimuth adjustment hole 11 is equal to the diameter of the driving rod 8, the first azimuth adjustment motor 9 drives the first azimuth adjustment disk 10 to rotate, the position of the first azimuth adjustment hole 11 changes, and the position of the driving rod 8 changes, so as to adjust the position of the drill bit 7, and the sensor component includes a sensor arranged at The sensor 37 on the outer wall of the upper end of the shell 1 and on the right end side wall of the hole drill shell, when in use, the sensor 37 on the right end side wall of the hole drill shell senses the position of the drill bit 7. When the position of the drill bit 7 does not meet the requirements, within the adjustment range of the azimuth adjustment component, the driving end of the first azimuth adjustment motor 9 is rotated to drive the first azimuth adjustment disk 10 to rotate, thereby changing the position of the drill bit 7 and eliminating the error in the placement of the drill bit 7. When the position of the drill bit 7 meets the requirements, the drill bit 7 starts to drill. If it exceeds the adjustment range of the azimuth adjustment component, the drill bit 7 is controlled to stop drilling. The power supply 2 is used to power the drilling motor 6, the first azimuth adjustment motor 9, etc.

[0033] As a specific embodiment of the orthopedic positioning and error elimination drilling device provided by the present invention, please refer to Figures 1 to 4The azimuth adjustment component also includes a second azimuth adjustment motor 13 and a second azimuth adjustment disk 14. The second azimuth adjustment disk 14 is arranged on the left side of the first azimuth adjustment disk 10. The second azimuth adjustment motor 13 is arranged below the second azimuth adjustment disk 14. A second azimuth adjustment hole 15 is arranged on the second azimuth adjustment disk 14. The second azimuth adjustment hole 15 penetrates the left and right side walls of the second azimuth adjustment disk 14. The second azimuth adjustment hole 15 is a long hole. The driving rod 8 sequentially penetrates the first azimuth adjustment hole 11 and the second azimuth adjustment hole 15. The second azimuth adjustment motor 13 drives the second azimuth adjustment disk 14 to rotate, driving the movement of the driving rod 8 to realize the change of the azimuth of the hole drilling shell.

[0034] For details, please refer to Figures 1 to 4 The azimuth adjustment component also includes a second azimuth adjustment motor 13 and a second azimuth adjustment disk 14. The second azimuth adjustment motor 13 is arranged on the left side of the first azimuth adjustment motor 9. The second azimuth adjustment motor 13 is used to drive the second azimuth adjustment disk 14 to rotate. The second azimuth adjustment motor 13 is fixedly arranged in the installation space and arranged below the second azimuth adjustment disk 14. The second azimuth adjustment disk 14 is vertically arranged, and the right end side wall of the second azimuth adjustment disk 14 is perpendicular to the driving rod 8. The second azimuth adjustment hole 15 is arranged through the left and right side walls of the second azimuth adjustment disk 14. The hole 15 is suitable for the insertion of the driving rod 8, and the length of the second azimuth adjustment hole 15 is greater than the diameter of the driving rod 8, and the width of the second azimuth adjustment hole 15 is equal to the diameter of the driving rod 8. The second azimuth adjustment motor 13 drives the second azimuth adjustment disk 14 to rotate, and the position of the second azimuth adjustment hole 15 changes, which drives the position of the driving rod 8 to change, thereby adjusting the position of the drill bit 7. During use, the first azimuth adjustment disk 10 cooperates with the second azimuth adjustment disk 14 to adjust the position of the driving rod 8 while limiting the position of the driving rod 8, thereby increasing the stability of the position adjustment of the driving rod 8.

[0035] As a specific embodiment of the orthopedic positioning and error elimination drilling device provided by the present invention, please refer to Figures 1 to 4 The first orientation adjustment hole 11 is a straight long hole, and the second orientation adjustment hole 15 is an arc-shaped long hole.

[0036] For details, please refer to Figures 1 to 4The first azimuth adjustment hole 11 is a straight long hole, and the second azimuth adjustment hole 15 is an arc-shaped long hole. The first azimuth adjustment hole 11 and the second azimuth adjustment hole 15 are projected on the same vertical plane. During the rotation of the first azimuth adjustment disk 10 and the second azimuth adjustment disk 14, the first azimuth adjustment hole 11 and the second azimuth adjustment hole 15 always have an overlapping area, which is the area through which the driving rod 8 passes. The driving rod 8 passes through the first azimuth adjustment hole 11 and the second azimuth adjustment hole 15 in sequence, that is, when the first azimuth adjustment disk 10 and the second azimuth adjustment disk 14 are rotated, the rotation of the first azimuth adjustment disk 10 and the second azimuth adjustment disk 14 drives the change of the position of the driving rod 8, thereby realizing the movement of the driving rod 8 in the vertical plane. When the first azimuth adjustment disk 10 and the second azimuth adjustment disk 14 stop rotating, at this time, under the action of the first azimuth adjustment hole 11 and the second azimuth adjustment hole 15, the driving rod 8 is simultaneously limited in a stable position, thereby increasing the stability of the position adjustment of the driving rod 8.

[0037] As a specific embodiment of the orthopedic positioning and error elimination drilling device provided by the present invention, please refer to Figures 1 to 4 The first azimuth adjustment hole 11 is arranged in the radial direction of the first azimuth adjustment disk 10 , the first end of the second azimuth adjustment hole 15 is arranged at the center of the second azimuth adjustment disk 14 , and the second end of the second azimuth adjustment hole 15 is arranged at the edge of the second azimuth adjustment disk 14 .

[0038] For details, please refer to Figures 1 to 4 In the initial state, the first azimuth adjustment hole 11 is vertically arranged, the center of the first azimuth adjustment hole 11 coincides with the center of the first azimuth adjustment disk 10, the first end of the second azimuth adjustment hole 15 is arranged at the center of the second azimuth adjustment disk 14, the distance from the second end of the second azimuth adjustment hole 15 to the center of the second azimuth adjustment disk 14 is equal to the distance from the end of the first azimuth adjustment hole 11 to the center of the first azimuth adjustment disk 10, the length of the first azimuth adjustment hole 11 is equal to the diameter of the second azimuth adjustment hole 15, thereby increasing the stability of the position adjustment of the driving rod 8.

[0039] As a specific embodiment of the orthopedic positioning and error elimination drilling device provided by the present invention, please refer to Figures 1 to 4 The upper half of the first azimuth adjustment disk 10 is rotatably connected to the inner wall of the outer shell 1, the edge of the lower half of the first azimuth adjustment disk 10 is provided with a first azimuth adjustment conical thread, the driving end of the first azimuth adjustment motor 9 is arranged upward, and the upper end of the driving end of the first azimuth adjustment motor 9 is provided with a first azimuth adjustment driving bevel gear 12, and the first azimuth adjustment driving bevel gear 12 matches the first azimuth adjustment conical thread.

[0040] For details, please refer to Figures 1 to 4The upper half of the first azimuth adjustment disk 10 is rotatably connected to the inner wall of the outer shell 1, and a first annular slide rail is arranged on the inner wall of the outer shell 1. The side wall of the first azimuth adjustment disk 10 has the freedom to slide in the first annular slide rail, which is convenient for the rotation of the first azimuth adjustment disk 10 and increases the stability of the rotation of the first azimuth adjustment disk 10. The edge of the lower half of the first azimuth adjustment disk 10 is provided with a first azimuth adjustment conical thread, and the upper end of the driving end of the first azimuth adjustment motor 9 is provided with a first azimuth adjustment driving bevel gear 12 matching the first azimuth adjustment conical thread. The first azimuth adjustment motor 9 drives the first azimuth adjustment driving bevel gear 12 to rotate, thereby driving the first azimuth adjustment disk 10 to rotate. The second azimuth adjustment disk 14 is arranged in the same manner as the first azimuth adjustment disk 10.

[0041] As a specific embodiment of the orthopedic positioning and error elimination drilling device provided by the present invention, please refer to Figure 1 A left limit plate 16 is arranged in the installation space. The left limit plate 16 is arranged in contact with the left side wall of the hole drilling shell. A clearance hole suitable for the driving rod 8 to pass through is arranged on the left limit plate 16. The driving rod 8 has freedom of movement in the clearance hole.

[0042] For details, please refer to Figure 1 The left limit plate 16 is arranged on the left side of the hole drill shell, and the right side wall of the hole drill shell is arranged in contact with the inner wall of the shell 1. The left limit plate 16 cooperates with the shell 1 to limit the position of the hole drill shell to avoid horizontal displacement of the hole drill shell and does not hinder the vertical displacement of the hole drill shell.

[0043] As a specific embodiment of the orthopedic positioning and error elimination drilling device provided by the present invention, please refer to Figure 1 A horizontal partition 5 is provided in the hole drill shell, which divides the hole drill shell into an upper hole drill shell 3 and a lower hole drill shell 4. A drilling motor 6 is provided in the lower hole drill shell 4. The driving end of the drilling motor 6 passes through the horizontal partition 5 upward. A vertically arranged hole drill driving wheel 20 is provided in the upper hole drill shell 3. The left end of the drill bit 7 is provided on the central axis of the hole drill driving wheel 20. The driving end of the drilling motor 6 drives the hole drill driving wheel 20 to rotate, thereby driving the drill bit 7 to rotate.

[0044] For details, please refer to Figure 1, the horizontal partition 5 is arranged in the hole drilling shell, the horizontal partition 5 is arranged horizontally, the upper hole drilling shell 3 is above the horizontal partition 5, and the lower hole drilling shell 4 is below the horizontal partition 5. The drilling motor 6 is arranged below the horizontal partition 5, and the driving end of the drilling motor 6 is arranged upward, passing through the horizontal partition 5 and entering the upper hole drilling shell 3. The hole drilling driving wheel 20 is arranged in the upper hole drilling shell 3, is arranged vertically, and is perpendicular to the drill bit 7. The left driving block 17 is arranged on the center of the hole drilling driving wheel 20, and the outer circumference of the hole drilling driving wheel 20 is rotatably connected to the upper hole drilling shell 3. Optionally, a rotating slide rail 21 is arranged between the inner side walls of the upper hole drilling shell 3, and the rotating slide rail 21 is used to realize the stable rotation of the hole drilling driving wheel 20. A rotating driving cone thread is arranged on the left end side wall of the hole drilling driving wheel 20, and the driving end of the drilling motor 6 is provided with a rotating driving bevel gear 22 matching the rotating driving cone thread. The driving end of the drilling motor 6 drives the hole drilling driving wheel 20 to rotate, thereby driving the drill bit 7 to rotate.

[0045] As a specific embodiment of the orthopedic positioning and error elimination drilling device provided by the present invention, please refer to Figure 1 , Figure 2 , Figures 5 to 7 The right side of the upper hole drill shell 3 is open, and a fourth positioning and error elimination component is arranged in the shell 1. The fourth positioning and error elimination component includes a fourth positioning motor 23, a fourth adjusting cylinder 24 and a fourth adjusting member. The fourth adjusting cylinder 24 is hinged on the right end opening of the upper hole drill shell 3. The fourth positioning motor 23 is arranged in the lower hole drill shell 4. The fourth adjusting member is arranged in the upper hole drill shell 3 and is connected to the fourth adjusting cylinder 24. An adjusting rotating bearing is arranged in the fourth adjusting cylinder 24. The adjusting rotating bearing sleeve is arranged on the outside of the drill bit 7. The fourth positioning motor 23 controls the fourth adjusting member to adjust the angle of the fourth adjusting cylinder 24, thereby adjusting the angle of the drill bit 7, and controlling the drill bit 7 to eliminate the placement error.

[0046] For details, please refer to Figure 1 , Figure 2 , Figures 5 to 7The fourth positioning and error elimination component is arranged in the shell 1, and the fourth positioning and error elimination component includes a fourth positioning motor 23, a fourth adjusting cylinder 24 and a fourth adjusting member. The driving end of the fourth positioning motor 23 is arranged at the upper end of the fourth positioning motor 23, and the fourth positioning motor 23 is arranged in the lower hole drill shell 4. The left end opening of the fourth adjusting cylinder 24 is hinged on the right end opening of the upper hole drill shell 3, and the right end opening of the fourth adjusting cylinder 24 is suitable for the drill bit 7 to pass through. The adjustment rotation bearing is arranged in the fourth adjusting cylinder 24, and the right connecting block 19 is penetrated in the center of the adjustment rotation bearing to facilitate the rotation of the drill bit 7. The driving end of the fourth positioning motor 23 drives the fourth adjusting member, and the fourth adjusting member drives the fourth adjusting cylinder 24 to rotate, so as to realize the angle adjustment of the fourth adjusting cylinder 24. A fourth front hinge shaft 25 is arranged on the front end side wall of the right end opening of the upper hole drill shell 3, and the fourth front hinge shaft 25 is arranged horizontally along the radial direction of the right end opening of the upper hole drill shell 3. A fourth front hinge plate 26 is arranged on the front side of the left end of the fourth adjusting cylinder 24, and the fourth front hinge plate 26 is sleeved on the fourth front hinge shaft 25. Correspondingly, a fourth rear hinge shaft is arranged on the rear side of the right end opening of the upper hole drill shell 3, and the fourth rear hinge shaft and the fourth front hinge shaft 25 are located on the same horizontal plane. A fourth rear hinge plate is arranged on the rear side of the left end of the fourth adjusting cylinder 24, and the fourth rear hinge plate is sleeved on the fourth rear hinge shaft. Under the action of the fourth front hinge shaft 25 and the fourth rear hinge shaft, the fourth adjusting cylinder 24 has the freedom to rotate up and down in a horizontal plane.

[0047] As a specific embodiment of the orthopedic positioning and error elimination drilling device provided by the present invention, please refer to Figure 1 , Figure 2 , Figures 5 to 7 The fourth adjustment member includes a fourth adjustment ring 27, a fourth adjustment upper pull rope 28 and a fourth adjustment lower pull rope 29. The fourth adjustment ring 27 is rotatably arranged between the front and rear inner walls of the upper hole drilling shell 3. The right end of the fourth adjustment upper pull rope 28 is arranged on the upper side of the inner wall of the fourth adjustment cylinder 24. The left end of the fourth adjustment upper pull rope 28 is arranged on the upper side of the fourth adjustment ring 27. The fourth adjustment lower pull rope 29 is arranged corresponding to the fourth adjustment upper pull rope 28 and is arranged on the lower side of the fourth adjustment ring 27. The fourth positioning motor 23 drives the fourth adjustment cylinder 24 to rotate, and drives the fourth adjustment cylinder 24 to rotate in the up and down directions.

[0048] For details, please refer to Figure 1 , Figure 2 , Figures 5 to 7The fourth adjusting member includes a fourth adjusting ring 27, a fourth adjusting upper pull rope 28 and a fourth adjusting lower pull rope 29. The connecting flexible shaft 18 runs through the fourth adjusting ring 27, and the two are rotatably connected. Under the action of the connecting flexible shaft 18, it is convenient to adjust the angle of the drill bit 7. The fourth adjusting ring 27 is arranged above the fourth positioning motor 23. The driving end of the fourth positioning motor 23 drives the fourth adjusting ring 27 to rotate. The fourth adjusting ring 27 is rotatably arranged inside the right end opening of the upper hole drilling shell 3. The fourth adjusting upper pull rope 28 and the fourth adjusting lower pull rope 29 are arranged in the same vertical plane. The left end of the fourth adjusting upper pull rope 28 is arranged on the upper side of the fourth adjusting ring 27, and the left end of the fourth adjusting lower pull rope 29 is arranged on the lower side of the fourth adjusting ring 27. The pull rope 28 and the fourth adjustment lower pull rope 29 are arranged along the length direction of the upper hole drilling shell 3, the right end of the fourth adjustment upper pull rope 28 is arranged on the uppermost cylinder wall of the left end of the fourth adjustment cylinder 24, the right end of the fourth adjustment lower pull rope 29 is arranged on the lowermost cylinder wall of the left end of the fourth adjustment cylinder 24, the fourth adjustment lower pull rope 29 and the fourth adjustment upper pull rope 28 are arranged opposite to each other, the fourth positioning motor 23 drives the fourth adjustment cylinder 24 to rotate, pulls the fourth adjustment lower pull rope 29 and the fourth adjustment upper pull rope 28, and then drives the fourth adjustment cylinder 24 to rotate in the up and down directions, the fourth upper adjustment groove 30 is arranged on the circumferential outer side wall of the fourth adjustment ring 27, the fourth upper adjustment groove 30 is arranged along the outer side wall of the fourth adjustment ring 27, the fourth upper adjustment groove 30 is an arc groove, and The fourth upper adjustment groove 30 is arranged on the upper side wall of the fourth adjustment ring 27, and the center of the fourth upper adjustment groove 30 is located on the center line of the outer side wall of the fourth adjustment ring 27. The first end of the fourth upper adjustment groove 30 is located on the left side of the center line of the outer side wall of the fourth adjustment ring 27, and the second end of the fourth upper adjustment groove 30 is located on the right side of the center line of the outer side wall of the fourth adjustment ring 27. The fourth upper adjustment groove 30 is arranged at an angle with the center line of the outer side wall of the fourth adjustment ring 27. The left end of the fourth adjustment upper pull rope 28 is provided with a fourth upper sliding column 32, and the fourth upper sliding column 32 has the sliding freedom in the fourth upper adjustment groove 30. The fourth lower adjustment groove 31 is arranged on the circumferential outer side wall of the fourth adjustment ring 27, and the fourth lower adjustment groove 31 is along the outer side wall of the fourth adjustment ring 27. The fourth lower adjustment groove 31 is an arc-shaped groove and is arranged on the lower side wall of the fourth adjustment ring 27. The left end of the fourth adjustment lower pull rope 29 is provided with a fourth lower sliding column 33. The fourth lower sliding column 33 has the freedom of sliding in the fourth lower adjustment groove 31. The fourth lower adjustment groove 31 is opposite to the fourth upper adjustment groove 30 in inclination direction. In the vertical direction, with the center line of the outer wall of the fourth adjustment ring 27 as the axis, the fourth lower adjustment groove 31 and the fourth upper adjustment groove 30 are axially symmetrical. The angles between the fourth lower adjustment groove 31, the fourth upper adjustment groove 30 and the center line of the outer wall of the fourth adjustment ring 27 are equal, which is convenient for adjusting the angle of the fourth adjustment cylinder 24. The front and rear side walls of the right end opening of the upper hole drilling shell 3 are respectively provided with an upper wire block 34 and a lower wire block 35.The upper and lower thread blocks 34 and 35 are provided with clearance holes, respectively. The two sets of clearance holes are arranged in one-to-one correspondence with the fourth adjustment upper pull rope 28 and the fourth adjustment lower pull rope 29. The fourth upper slide column 32 is located on the left side of the upper thread block 34. The left end of the fourth adjustment upper pull rope 28 passes through the left side wall of the upper thread block 34 and is arranged at the upper end of the fourth upper slide column 32. The right end of the fourth adjustment upper pull rope 28 passes through the right end of the right end opening of the upper hole drilling shell 3 and penetrates into the fourth adjustment cylinder 24. The fourth slide column 32 is located on the left side of the upper thread block 34. The left end of the fourth adjustment upper pull rope 28 passes through the right end of the right end opening of the upper hole drilling shell 3 and penetrates into the fourth adjustment cylinder 24. The column 33 is located on the left side of the lower wire block 35. The left end of the fourth adjustment lower pull rope 29 passes through the left side wall of the lower wire block 35 and is arranged at the lower end of the fourth lower slide column 33. The right end of the fourth adjustment lower pull rope 29 passes through the right end opening of the upper hole drilling shell 3 and penetrates into the fourth adjustment cylinder 24. Under the action of the clearance hole, the fourth adjustment upper pull rope 28 and the fourth adjustment lower pull rope 29 have the sliding freedom along the length direction of the right end opening of the upper hole drilling shell 3. When the fourth adjustment ring 27 rotates, the fourth adjustment upper pull rope 28 and the fourth adjustment lower pull rope 29 have the sliding freedom along the length direction of the right end opening of the upper hole drilling shell 3. The fourth upper adjustment groove 30 and the fourth lower adjustment groove 31 rotate synchronously with the fourth adjustment ring 27. As the positions of the fourth upper adjustment groove 30 and the fourth lower adjustment groove 31 change, the fourth upper slide post 32 slides relative to the fourth upper adjustment groove 30. The fourth upper adjustment groove 30 drives the fourth upper slide post 32 to slide along the length direction of the upper hole drill housing 3, and under the action of the clearance hole, the fourth upper slide post 32 is prevented from sliding in the circumferential direction. Correspondingly, the fourth lower slide post 33 slides relative to the fourth lower adjustment groove 31. The fourth lower adjustment groove 31 drives the fourth lower slide post 33 to slide along the length direction of the upper hole drill housing 3, and under the action of the clearance hole, the fourth lower slide post 33 is prevented from sliding in the circumferential direction. At the same time, the inclination directions of the fourth upper adjustment groove 30 and the fourth lower adjustment groove 31 are inconsistent, and the sliding directions of the fourth upper slide post 32 and the fourth lower slide post 33 in the length direction of the upper hole drill housing 3 are opposite, which is convenient for adjusting the angle of the fourth adjustment cylinder 24.

[0049] As a specific embodiment of the orthopedic positioning and error elimination drilling device provided by the present invention, please refer to Figure 1 The right side wall of the housing 1 is provided with a right opening, the fourth adjustment tube 24 is arranged to pass through the right opening, and a connecting rubber sleeve 36 is provided between the edge of the right opening and the outer side wall of the right end of the fourth adjustment tube 24.

[0050] For details, please refer to Figure 1 The right opening is arranged in the upper half of the right side wall of the outer shell 1, the right end of the fourth adjustment cylinder 24 passes through the right opening, the right end of the connecting rubber sleeve 36 is sleeved on the outer side wall of the fourth adjustment cylinder 24, and the left end of the connecting rubber sleeve 36 is sleeved on the edge of the right opening of the outer shell 1. The connecting rubber sleeve 36 can produce elastic deformation, which is used to protect the device during the operation of the drill bit 7.

[0051] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An orthopedic positioning and error-eliminating drilling device, characterized in that: include: A housing, wherein an installation space is provided in the housing, and a power supply member is provided at a lower end of the installation space; A drilling assembly, the drilling assembly comprising a drilling housing, a drill bit and a drilling motor, the drilling housing being arranged on the right side of the installation space, the drilling housing having the freedom to move within the installation space, the drilling motor being arranged in the drilling housing, the drill bit being arranged on the right side wall of the drilling housing, the drill bit penetrating the right side wall of the housing, the drilling motor being used to drive the drill bit to rotate, and a driving rod being arranged on the outer side wall of the left end of the drilling housing; An azimuth adjustment component, the azimuth adjustment component is arranged on the left side of the hole drill housing, and is used to adjust the azimuth of the hole drill housing. The azimuth adjustment component includes a first azimuth adjustment motor and a first azimuth adjustment disk. The first azimuth adjustment motor is arranged below the first azimuth adjustment disk. The first azimuth adjustment disk is provided with a first azimuth adjustment hole. The first azimuth adjustment hole passes through the left and right side walls of the first azimuth adjustment disk. The first azimuth adjustment hole is a long hole. The driving rod passes through the first azimuth adjustment hole. The first azimuth adjustment motor drives the first azimuth adjustment disk to rotate, thereby driving the movement of the driving rod to achieve the change of the azimuth of the hole drill housing. as well as A sensor component is used to sense the positions of the housing and the drill bit.

2. The orthopedic positioning and error-eliminating drilling device according to claim 1, characterized in that: The azimuth adjustment component also includes a second azimuth adjustment motor and a second azimuth adjustment disk. The second azimuth adjustment disk is arranged on the left side of the first azimuth adjustment disk. The second azimuth adjustment motor is arranged below the second azimuth adjustment disk. The second azimuth adjustment disk is provided with a second azimuth adjustment hole. The second azimuth adjustment hole penetrates the left and right side walls of the second azimuth adjustment disk. The second azimuth adjustment hole is a long hole. The driving rod sequentially penetrates the first azimuth adjustment hole and the second azimuth adjustment hole. The second azimuth adjustment motor drives the second azimuth adjustment disk to rotate, thereby driving the movement of the driving rod to realize the change of the orientation of the hole drilling shell.

3. The orthopedic positioning and error-eliminating drilling device according to claim 2, characterized in that: The first orientation adjustment hole is a straight-line long hole, and the second orientation adjustment hole is an arc-shaped long hole.

4. The orthopedic positioning and error-eliminating drilling device according to claim 3, characterized in that: The first azimuth adjustment hole is arranged in the radial direction of the first azimuth adjustment disk, the first end of the second azimuth adjustment hole is arranged at the center of the second azimuth adjustment disk, and the second end of the second azimuth adjustment hole is arranged at the edge of the second azimuth adjustment disk.

5. The orthopedic positioning and error-eliminating drilling device according to claim 1, characterized in that: The upper half of the first azimuth adjustment disk is rotatably connected to the inner wall of the outer shell, the edge of the lower half of the first azimuth adjustment disk is provided with a first azimuth adjustment conical thread, the driving end of the first azimuth adjustment motor is arranged upward, and the upper end of the driving end of the first azimuth adjustment motor is provided with a first azimuth adjustment driving bevel gear, and the first azimuth adjustment driving bevel gear matches the first azimuth adjustment conical thread.

6. The orthopedic positioning and error-eliminating drilling device according to claim 1, characterized in that: A left limit plate is arranged in the installation space, and the left limit plate is arranged in contact with the left side wall of the hole drilling shell. A clearance hole suitable for the driving rod to pass through is arranged on the left limit plate, and the driving rod has freedom of movement in the clearance hole.

7. The orthopedic positioning and error-eliminating drilling device according to claim 1, characterized in that: A horizontal partition is provided in the hole drill shell, and the horizontal partition divides the hole drill shell into an upper hole drill shell and a lower hole drill shell. The drilling motor is arranged in the lower hole drill shell, and the driving end of the drilling motor passes upward through the horizontal partition. A vertically arranged hole drill driving wheel is provided in the upper hole drill shell, and the left end of the drill bit is arranged on the central axis of the hole drill driving wheel. The driving end of the drilling motor drives the hole drill driving wheel to rotate, thereby driving the drill bit to rotate.

8. The orthopedic positioning and error-eliminating drilling device according to claim 7, characterized in that: The right side of the upper hole drill shell is open, and a fourth positioning and error elimination component is arranged in the shell, and the fourth positioning and error elimination component includes a fourth positioning motor, a fourth adjustment cylinder and a fourth adjustment member, and the fourth adjustment cylinder is hinged on the right end opening of the upper hole drill shell, and the fourth positioning motor is arranged in the lower hole drill shell, and the fourth adjustment member is arranged in the upper hole drill shell and connected to the fourth adjustment cylinder, and an adjustment rotating bearing is arranged in the fourth adjustment cylinder, and the adjustment rotating bearing is sleeved on the outside of the drill bit, and the fourth positioning motor controls the fourth adjustment member to adjust the angle of the fourth adjustment cylinder, thereby adjusting the angle of the drill bit, and controlling the drill bit to eliminate placement errors.

9. The orthopedic positioning and error-eliminating drilling device according to claim 8, characterized in that: The fourth adjustment part includes a fourth adjustment ring, a fourth adjustment upper pull rope and a fourth adjustment lower pull rope. The fourth adjustment ring is rotatably arranged between the front and rear inner walls of the upper hole drilling shell. The right end of the fourth adjustment upper pull rope is arranged on the upper side of the inner wall of the fourth adjustment cylinder. The left end of the fourth adjustment upper pull rope is arranged on the upper side of the fourth adjustment ring. The fourth adjustment lower pull rope is arranged corresponding to the fourth adjustment upper pull rope and is arranged on the lower side of the fourth adjustment ring. The fourth positioning motor drives the fourth adjustment cylinder to rotate, and drives the fourth adjustment cylinder to rotate in the up and down directions.

10. The orthopedic positioning and error-eliminating drilling device according to claim 8, characterized in that: The right side wall of the shell is provided with a right opening, the fourth adjustment tube is arranged through the right opening, and a connecting rubber sleeve is provided between the edge of the right opening and the outer side wall of the right end of the fourth adjustment tube.

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