Head operation positioning device for neurosurgery department

Abstract

The invention discloses a neurosurgery head operation positioning device which comprises a fixing frame, a supporting plate is arranged at the center of the upper wall of the fixing frame, a fixing column is fixedly arranged on the front wall of the supporting plate, the fixing column is rotationally sleeved with a rotating cylinder, the rotating cylinder and the fixing column are connected through an adjusting assembly, a transverse frame is fixedly installed at the upper end of the rotating cylinder, and a fixing rod is fixedly installed at the lower end of the transverse frame. A sliding groove is formed in the transverse frame, a sliding frame capable of horizontally sliding is arranged in the sliding groove, and one end of the sliding frame extends to the outer side of the sliding groove and is fixedly provided with a connecting base. Through the design of the fixing frame, the supporting plate, the fixing column, the rotating cylinder, the adjusting assembly, a transverse frame, a sliding groove, a sliding frame, a stand column, a sliding cavity, a sliding rod, an inserting buckle assembly, a positioning assembly, a limiting assembly and the like, accurate positioning and flexible adjustment of the head are achieved, through the design, the operation precision is improved, it is ensured that the device can meet the requirements of different patients, and the practicability is high. And the safety and the success rate of the operation are obviously improved.

Description

Technical Field

[0001] The invention relates to the technical field of medical auxiliary equipment, in particular to a neurosurgery head surgery positioning device. Background Art

[0002] In neurosurgery head surgery, accurate positioning is crucial to the success of the operation. Traditional head fixation devices are often simple in structure and single in function, and it is difficult to meet the needs of flexible adjustment of the patient's head in all directions and stable and accurate positioning during complex operations. For example, some early fixation frames can only provide basic head support, and cannot easily change the head posture according to the location of the surgical incision and the doctor's operating angle, resulting in limited surgical field of view, prolonged operation time, and increased patient risk. Moreover, during the fixation process, if the fixation force and position cannot be finely adjusted, it may also cause unnecessary pressure on the patient's head and affect postoperative recovery. Summary of the invention

[0003] In view of the deficiencies of the prior art, the present invention provides a neurosurgery head positioning device, which solves the problem that the prior head positioning device has low adjustability and cannot meet the needs of different surgical conditions.

[0004] The cam is provided with a support plate at the center of the upper wall of the fixing frame, and a fixing column is fixedly provided with a buckle component on the front wall of the fixing frame, and a rotating cylinder is rotatably mounted on the rotating cylinder, and the rotating cylinder is connected to the fixing column by an adjusting component. A cross frame is fixedly installed on the upper end of the rotating cylinder, and a slide groove is provided in the cross frame, and a slide that can slide horizontally is provided in the slide groove. One end of the slide extends outward from the slide groove and is fixedly installed on a connecting seat. A column is provided on the upper wall of the connecting seat and an upper wall of the cross frame away from the connecting seat. A sliding cavity is provided in the column, and a sliding rod that can slide up and down is provided in the sliding cavity. The sliding rod and the column are connected by a buckle assembly, and a positioning assembly is provided on a pair of the sliding rods, and the cross frame and the slide are connected by a limit assembly.

[0005] Preferably, the adjustment component includes a mounting groove provided in the fixed column, a sliding pin is slidably installed in the mounting groove, one end of the sliding pin extends out of the mounting groove and a disc is fixedly installed, a plurality of positioning rods are provided on the side wall of the disc along the circumferential direction, a plurality of positioning holes are provided on the side wall of the rotating drum for inserting the positioning rods, and an end of the sliding pin away from the disc is connected to the bottom of the mounting groove through a first spring.

[0006] Preferably, the limiting assembly includes an opening arranged on the upper wall of the cross frame, a door-type frame fixedly connected to the cross frame is arranged above the opening, a through hole is arranged on the upper wall of the door-type frame, a pull rod is slidably inserted in the through hole, a limiting plate is arranged at the lower end of the pull rod, a second spring is installed between the limiting plate and the door-type frame, a first tooth key is arranged on the lower wall of the limiting plate, a transverse groove is arranged on the upper wall of the slide frame, and a second tooth key meshing with the first tooth key is arranged in the transverse groove along the length direction.

[0007] Preferably, the buckle assembly includes a butterfly bolt screwed to the upper side wall of the column, and the side wall of the slide rod is provided with a plurality of holes for inserting the butterfly bolts at intervals along the length direction.

[0008] Preferably, the positioning assembly includes a screw rod screwed to the upper ends of a pair of sliding rods, a first positioning frame is rotatably mounted on one end of the screw rod on one side, and a second positioning frame is rotatably mounted on one end of the screw rod on the other side, a pair of first positioning pins are provided on the first positioning frame, and a second positioning pin is provided on the second positioning frame.

[0009] Preferably, the side walls of the first positioning frame and the second positioning frame are both provided with guide rods, and the sliding rod is provided with guide holes for the guide rods to pass through.

[0010] Preferably, a handle is installed at one end of the screw rod.

[0011] Preferably, mounting holes for connecting to the head of an operating bed are provided on both sides of the fixing frame.

[0012] Beneficial Effects

[0013] The present invention provides a neurosurgery head surgery positioning device, which has the following beneficial effects:

[0014] Through the design of the fixing frame, support plate, fixing column, rotating cylinder, adjustment assembly, horizontal frame, slide groove, slide frame, column, slide cavity, slide rod, buckle assembly, positioning assembly, limit assembly and other components, the precise positioning and flexible adjustment of the head are achieved. This design not only improves the surgical accuracy, but also ensures that the equipment can adapt to the needs of different patients, significantly improving the safety and success rate of the operation;

[0015] The adjustment assembly includes a mounting groove, a sliding pin, a disc, a positioning rod, a positioning hole, a first spring and other components, so that the rotating cylinder can be adjusted in angle on the fixed column, the slide frame can slide horizontally in the slide groove in the horizontal frame, and the slide rod can slide up and down in the slide cavity in the vertical column, providing multi-dimensional adjustment capabilities, suitable for surgical needs at different positions and angles;

[0016] The limit assembly prevents accidental sliding through the meshing mechanism between the first tooth key and the second tooth key, ensuring safety during surgery. The sliding cavity in the column and the sliding rod inside it can be adjusted up and down by the buckle assembly and can be safely locked. The positioning assembly consists of a first positioning frame and a second positioning frame driven by a screw on a pair of sliding rods, and positioning pins are arranged on them for accurately positioning the patient's head.

[0017] In summary, the neurosurgical head surgery positioning device provided by the present invention has the advantages of precise positioning and high flexibility, multi-dimensional adjustment capability, high stability and safety, and convenient operation. It is suitable for a variety of neurosurgical surgery scenarios, can effectively improve surgical accuracy and safety, reduce the time and labor intensity of manual operation, and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the present invention.

[0019] Figure 2 It is a schematic diagram of the cross-sectional structure of the regulating assembly of the present invention from top view.

[0020] Figure 3 It is a schematic diagram of a partially enlarged structure of the present invention.

[0021] In the figure: 1, fixed frame; 2, support plate; 3, fixed column; 4, rotating drum; 5, cross frame; 6, slide groove; 7, slide frame; 8, connecting seat; 9, column; 10, slide rod; 11, slide pin; 12, disk; 13, positioning rod; 14, positioning hole; 15, first spring; 16, opening; 17, door frame; 18, pull rod; 19, limit plate; 20, second spring; 21, first tooth key; 22, second tooth key; 23, butterfly bolt; 24, socket; 25, screw; 26, first positioning frame; 27, second positioning frame; 28, first positioning nail; 29, second positioning nail; 30, guide rod; 31, mounting hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] See also Figure 1-2The present invention provides a technical solution: a neurosurgery head surgery positioning device, comprising a fixing frame 1, a support plate 2 is provided at the center of the upper wall of the fixing frame 1, a fixing column 3 is fixedly provided on the front wall of the support plate 2, a rotating drum 4 is rotatably mounted on the fixing column 3, the rotating drum 4 and the fixing column 3 are connected by an adjusting component, a cross frame 5 is fixedly installed on the upper end of the rotating drum 4, a slide groove 6 is provided in the cross frame 5, a slide frame 7 that can slide horizontally is provided in the slide groove 6, one end of the slide frame 7 extends to the outside of the slide groove 6 and is fixedly installed on a connecting seat 8, a column 9 is provided on the upper wall of the connecting seat 8 and the upper wall of the cross frame 5 away from the connecting seat 8, a sliding cavity is provided in the column 9, a sliding rod 10 that can slide up and down is provided in the sliding cavity, the sliding rod 10 is connected to the column 9 by a buckle component, a pair of the sliding rods 10 are provided with a positioning component, and the cross frame 5 and the slide frame 7 are connected by a limit component.

[0024] By adopting the above technical solutions, a head surgery positioning system that can achieve multi-dimensional adjustment is built, which provides a hardware foundation for precise positioning of the head and adapts to different surgical scenarios.

[0025] This embodiment is further configured as follows: the adjustment component includes a mounting groove opened in the fixed column 3, a sliding pin 11 is slidably installed in the mounting groove, one end of the sliding pin 11 extends out of the mounting groove and a disc 12 is fixedly installed, a plurality of positioning rods 13 are provided on the side wall of the disc 12 along the circumferential direction, a plurality of positioning holes 14 are provided on the side wall of the rotating drum 4 for the positioning rods 13 to be inserted, and an end of the sliding pin 11 away from the disc 12 is connected to the bottom of the mounting groove via a first spring 15.

[0026] By adopting the above technical solution, when it is necessary to change the angle of the cross frame 5, the medical staff manually pulls the disc 12 to separate the positioning rod 13 from the positioning hole 14. At this time, the relative rotation of the rotating cylinder 4 and the fixed column 3 can be realized, and the angle of the cross frame 5 can be quickly adjusted to meet the needs of the operation on different operating planes and improve the positioning flexibility.

[0027] The present embodiment is further configured such that the limiting assembly includes an opening 16 provided on the upper wall of the cross frame 5, a portal frame 17 fixedly connected to the cross frame 5 is provided above the opening 16, a through hole is provided on the upper wall of the portal frame 17, a pull rod 18 is slidably inserted in the through hole, a limiting plate 19 is provided at the lower end of the pull rod 18, a second spring 20 is installed between the limiting plate 19 and the portal frame 17, a first tooth key 21 is provided on the lower wall of the limiting plate 19, a transverse groove is provided on the upper wall of the slide frame 7, a second tooth key 22 meshing with the first tooth key 21 is provided in the transverse groove along the length direction.

[0028] By adopting the above-mentioned technical solution, when it is necessary to adjust the spacing between the positioning pins on both sides, the pull rod 18 can be lifted up to make the limiting plate 19 drive the first tooth key 21 to rise and separate from the second tooth key 22. At this time, the slide 7 can be slid horizontally. When the position of the slide 7 is adjusted, the first tooth key 21 under the limiting plate 19 is engaged with the second tooth key 22 on the slide 7 by relying on the elastic force of the second spring 20, thereby effectively locking the position of the slide 7, preventing the slide 7 from shifting due to accidental collision during surgery, and ensuring the stability of the head positioning.

[0029] The present embodiment is further configured such that the buckle assembly includes a butterfly bolt 23 screwed to the upper side wall of the column 9, and the side wall of the slide rod 10 is provided with a plurality of insertion holes 24 for inserting the butterfly bolts 23 at intervals along the length direction.

[0030] By adopting the above technical solution, the slide bar 10 can be selectively fixed at different heights by rotating the butterfly bolt 23, thereby providing a convenient height adjustment method and simplifying the operation process.

[0031] This embodiment is further configured such that the positioning assembly includes a screw rod 25 screwed to the upper ends of a pair of sliding rods 10, a first positioning frame 26 is rotatably mounted on one end of the screw rod 25 on one side, and a second positioning frame 27 is rotatably mounted on one end of the screw rod 25 on the other side, a pair of first positioning pins 28 are provided on the first positioning frame 26, and a second positioning pin 29 is provided on the second positioning frame 27.

[0032] By adopting the above technical solution, the positions of the first positioning frame 26 and the second positioning frame 27 can be adjusted by rotating the screw 25, and the first positioning pin 28 and the second positioning pin 29 can be used to ensure accurate fixation of the head, providing a reliable head fixation method to ensure safety during the operation.

[0033] The present embodiment is further configured such that the side walls of the first positioning frame 26 and the second positioning frame 27 are both provided with guide rods 30 , and the sliding rod 10 is provided with guide holes for the guide rods 30 to pass through.

[0034] By adopting the above technical solution, the guide rod 30 passes through the guide hole, ensuring that the positioning frame will not deviate when adjusting the position and maintain stable horizontal movement.

[0035] This embodiment is further configured such that a handle is installed at one end of the screw rod 25 .

[0036] By adopting the above technical solution, the convenience and efficiency of operation are improved and the adjustment process of the positioning frame is simplified.

[0037] The present embodiment is further configured such that both sides of the fixing frame 1 are provided with mounting holes 31 for connecting with the head of an operating bed.

[0038] By adopting the above technical solution, it is ensured that the entire device can be firmly fixed on the operating table, providing a reliable installation method to ensure the stability of the device during the operation.

[0039] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the field. The following mainly introduces the working principle and process.

[0040] Embodiment: Fix the fixing frame 1 to the head of the operating bed through the mounting holes 31 on both sides to ensure the stability of the device. According to the approximate position of the patient's head, lift the pull rod 18 to separate the first tooth key 21 from the second tooth key 22. At this time, the slide 7 can be pushed to slide horizontally in the slide groove 6 of the cross frame 5 to make the connecting seat 8 close to the head side. Preliminary adjustment of the lateral position of the positioning device. After adjusting to a suitable position, release the pull rod 18, the second spring 20 drives the limit plate 19 to descend and reset, the first tooth key 21 re-engages with the second tooth key 22 to complete the locking of the slide 7, rotate the screw 25, the screw 25 drives the first positioning frame 26 and the second positioning frame 27 to move toward each other, the first positioning pin 28 and the second positioning pin 29 contact and fix the patient's head, and at the same time guide The rod 30 slides in the guide hole to ensure that the positioning frame moves smoothly and the head is accurately fixed. When the angle needs to be adjusted, the disc 12 is pulled outward to make the sliding pin 11 stretch the first spring 15, and the positioning rod 13 comes out of the positioning hole 14 of the rotating drum 4. The rotating drum 4 is rotated to adjust the angle of the cross frame 5 to a suitable position, and the disc 12 is released. Under the action of the first spring 15, the positioning rod 13 is reinserted into the positioning hole 14 to fix the angle of the cross frame 5. When the height position needs to be adjusted, the butterfly bolt 23 is loosened, the slide bar 10 is moved up and down to a suitable height, and then the butterfly bolt 23 is tightened to fix the slide bar 10 in the column 9 to achieve height adjustment. After the operation is completed, the screw 25 and the positioning pin are loosened, the positioning device is removed, and it is prepared for next use after disinfection.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A neurosurgery head positioning device, comprising a fixing frame (1), wherein a support plate (2) is provided at the center of the upper wall of the fixing frame (1), characterized in that: A fixing column (3) is fixedly arranged on the front wall of the support plate (2), a rotating drum (4) is rotatably mounted on the fixing column (3), the rotating drum (4) and the fixing column (3) are connected via an adjusting assembly, a cross frame (5) is fixedly arranged on the upper end of the rotating drum (4), a sliding groove (6) is arranged in the cross frame (5), a sliding frame (7) which can slide horizontally is arranged in the sliding groove (6), one end of the sliding frame (7) extends to the outside of the sliding groove (6) and is fixedly arranged with a connecting seat (8), a column (9) is arranged on the upper wall of the connecting seat (8) and an upper wall of the cross frame (5) away from the connecting seat (8), a sliding cavity is arranged in the column (9), a sliding rod (10) which can slide up and down is arranged in the sliding cavity, the sliding rod (10) and the column (9) are connected via a buckle assembly, a pair of the sliding rods (10) are provided with positioning assemblies, and the cross frame (5) and the sliding frame (7) are connected via a limiting assembly.

2. A neurosurgery head positioning device according to claim 1, characterized in that: The adjustment assembly comprises a mounting groove provided in the fixed column (3), a sliding pin (11) being slidably installed in the mounting groove, one end of the sliding pin (11) extending out of the mounting groove and fixedly installed with a disc (12), a side wall of the disc (12) being provided with a plurality of positioning rods (13) along a circumferential direction, a side wall of the rotating drum (4) being provided with a plurality of positioning holes (14) for inserting the positioning rods (13), and an end of the sliding pin (11) away from the disc (12) being connected to the bottom of the mounting groove via a first spring (15).

3. A neurosurgery head positioning device according to claim 2, characterized in that: The limiting assembly comprises an opening (16) arranged on the upper wall of the cross frame (5); a door frame (17) fixedly connected to the cross frame (5) is arranged above the opening (16); a through hole is arranged on the upper wall of the door frame (17); a pull rod (18) is slidably inserted in the through hole; a limiting plate (19) is arranged at the lower end of the pull rod (18); a second spring (20) is installed between the limiting plate (19) and the door frame (17); a first tooth key (21) is arranged on the lower wall of the limiting plate (19); a transverse groove is arranged on the upper wall of the slide frame (7); a second tooth key (22) meshing with the first tooth key (21) is arranged in the transverse groove along the length direction.

4. A neurosurgery head positioning device according to claim 3, characterized in that: The buckle assembly comprises a butterfly bolt (23) screwed to the upper side wall of the column (9), and the side wall of the slide rod (10) is provided with a plurality of insertion holes (24) for inserting the butterfly bolts (23) at intervals along the length direction.

5. The neurosurgery head positioning device according to claim 1, characterized in that: The positioning assembly comprises a screw rod (25) screwed to the upper ends of a pair of sliding rods (10), a first positioning frame (26) is rotatably mounted on one end of the screw rod (25) on one side, and a second positioning frame (27) is rotatably mounted on one end of the screw rod (25) on the other side, a pair of first positioning pins (28) are provided on the first positioning frame (26), and a second positioning pin (29) is provided on the second positioning frame (27).

6. A neurosurgery head positioning device according to claim 5, characterized in that: The side walls of the first positioning frame (26) and the second positioning frame (27) are both provided with guide rods (30), and the sliding rod (10) is provided with guide holes for the guide rods (30) to pass through.

7. A neurosurgery head positioning device according to claim 5, characterized in that: A handle is installed at one end of the screw rod (25).

8. The neurosurgery head positioning device according to claim 1, characterized in that: The fixing frame (1) is provided with mounting holes (31) on both sides for connecting to the head of an operating bed.

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