Puncture positioning equipment

Abstract

The puncture positioning equipment comprises an outer barrel, a driving assembly is arranged in the outer barrel, the driving assembly comprises a transmission column, the transmission column is rotationally connected with the outer barrel, a worm sleeve is arranged outside the transmission column, a bearing is arranged on the inner wall of the bottom of the outer barrel, and the worm sleeve is connected with the transmission column. The transmission column is inserted into the bearing, one end of the transmission column is welded to an inner ring of the bearing, a driving sleeve is rotationally connected to the interior of the outer cylinder, a connecting shaft is arranged at one end of the driving sleeve, a turbine is arranged at one end of the connecting shaft and meshed with the worm sleeve, and a puncture needle is arranged in the driving sleeve. Through the turbine sleeve and the worm, the worm sleeve is driven to rotate during use, the worm sleeve drives the turbine to rotate, the turbine drives the driving sleeve to rotate, the puncture needle in the driving sleeve performs movable puncture under the limitation of the limiting block and the limiting groove, and the puncture needle driven by the gear is more stable and accurate during use.

Description

Technical Field

[0001] The invention relates to the field of medical puncture structures, and in particular to a puncture positioning device. Background Art

[0002] Innovation and progress in the medical field are accompanied by the development and needs of human society. With the continuous improvement of people's living standards and quality of life, people's requirements for the medical field are not only satisfied with the category, but also require higher quality and efficacy. The spine has the functions of supporting the trunk, protecting the internal organs, protecting the spinal cord and performing exercises. A longitudinal spinal canal is formed from top to bottom inside the spine, which contains the spinal cord, and the spine is composed of multiple vertebrae;

[0003] Application number CN202210119419.3 Application date 20220208, a puncture positioning device for spinal surgery, including a puncture positioning device body and a computer control end electrically connected to the puncture positioning device body, the puncture positioning device body is provided with a human body positioning strap, the upper end of the human body positioning strap is fixedly connected to an electrically controlled stable bone piece, the upper end of the electrically controlled stable bone piece is fixedly connected to a pair of controllable air columns, the upper end of the controllable air column is fixedly connected to a fine-tuning positioning ball groove, the upper end of the fine-tuning positioning ball groove is rotatably connected to a universal ball seat, the upper end of the universal ball seat is fixedly connected to a puncture needle buckle sleeve, the puncture A spinal puncture needle is clamped in the needle buckle sleeve, and a flexible arc-shaped cross lock is provided at the inner end of the fine-tuning positioning ball groove. A pair of mutually connected expansion equalizing air tubes are fixedly connected in the flexible arc-shaped cross lock, and a plurality of cross-locking beads connected thereto are fixedly connected to the expansion equalizing air tubes, and the outer ends of the cross-locking beads abut against the inner wall of the flexible arc-shaped cross lock. A flexible electromagnetic arc-shaped patch is fixedly connected to one end of the flexible arc-shaped cross lock close to the universal ball seat, and the universal ball seat is provided with a limit locking groove matched with the flexible arc-shaped cross lock, and a magnetic adsorption arc piece matched with the flexible electromagnetic arc-shaped patch is fixedly connected to the inner wall of the limit locking groove.

[0004] The spinal puncture locator is used for puncture positioning of a target point deep in the spine in the body. It can be used for puncture positioning of various parts of the spine such as the intervertebral foramen, intervertebral disc, articular process and pedicle.

[0005] The existing surgical area deep in the spine is extremely small, surrounded by many important nerves, blood vessels and internal organs, and sometimes it is necessary to avoid the obstruction of hard bone tissue. The doctor must strictly follow the surgical needle insertion route designed before the operation to reach the target, so as to safely and smoothly reach the ideal surgical area and avoid serious surgical complications or sequelae. Since there are many nerves, blood vessels and bone tissues in the spine, once the needle position is slightly deviated, it will cause unpredictable consequences. Therefore, the stability and depth of the puncture are extremely important. Therefore, a puncture positioning device is urgently needed to solve the above problems. Summary of the invention

[0006] The purpose of the present invention is to provide a puncture positioning device to solve the above-mentioned deficiencies in the prior art.

[0007] In order to achieve the above object, the present invention provides the following technical solutions:

[0008] A puncture positioning device comprises an outer cylinder body, a driving assembly is arranged inside the outer cylinder body, the driving assembly comprises a transmission column, the transmission column is rotatably connected to the outer cylinder body, a worm sleeve is arranged outside the transmission column, a bearing is arranged on the bottom inner wall of the outer cylinder body, the transmission column is inserted into the bearing, one end of the transmission column is welded to the inner ring of the bearing, a second thread is arranged inside the drive sleeve, and the first thread is threadedly connected to the second thread.

[0009] Preferably, a rotating block is provided on the outside of the driving sleeve, and a rotating groove is provided on the inner wall of the outer cylinder, and the rotating block is rotatably connected to the inside of the rotating groove. The number of the rotating blocks is two, and the number of the rotating grooves is also two, and the positions of the rotating blocks and the rotating grooves correspond one to one.

[0010] Preferably, the transmission column is provided with a rotating disk, the rotating disk is located at one end away from the bearing, the rotating disk is located on the surface outer wall of the outer cylinder, the surface outer wall of the outer cylinder is also provided with a circle, and the surface of the rotating disk is provided with a pointer.

[0011] Preferably, a handle is provided on the outer wall of the outer cylinder, and an anti-slip pad is provided on the outside of the handle.

[0012] Preferably, a limiting groove is provided inside the outer cylinder, a limiting block is provided on the surface of the puncture needle, and the limiting block is slidably connected inside the limiting groove.

[0013] Preferably, a cap is disposed at one end of the outer cylinder, an extension cylinder is disposed at one end of the outer cylinder, and the cap is located outside the extension cylinder.

[0014] Preferably, a third thread is provided on an inner wall of one side of the cap, a fourth thread is provided on an outer wall of one side of the extension tube, and the third thread is threadably connected to the fourth thread.

[0015] Preferably, alcohol cotton is arranged inside the cap, and one end of the extension tube abuts against the alcohol cotton.

[0016] Preferably, the surface of the puncture needle is provided with scales, the puncture needle is inserted into the interior of the extension tube, and the outer wall of the puncture needle is in contact with the inner wall of the extension tube.

[0017] Preferably, the outer cylinder body and the cap have specifications that match each other and are both made of stainless steel.

[0018] In the above technical scheme, the present invention provides a puncture positioning device, (1) through the turbine sleeve and worm, the worm sleeve is driven to rotate when in use, the worm sleeve drives the turbine to rotate, the turbine drives the drive sleeve to rotate, and the puncture needle in the drive sleeve moves and punctures under the restriction of the limit block and the limit groove. When in use, the puncture needle driven by the gear is more stable and accurate; (2) through the set circle and scale, the puncture depth can be observed more accurately, which is convenient for the operator to operate and puncture, and has a good function of observing the puncture depth; (3) through the set alcohol cotton, the needle hole of the extension tube and the needle part of the puncture needle can be well disinfected when in use, and it has a good disinfection effect; (4) through the set cap, after use, the device can be well sealed, and after sealing, dust and bacteria can be well prevented from contaminating the puncture needle, and it has a good sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0020] Figure 1 A schematic diagram of the main structure of a puncture positioning device embodiment of the present invention is provided.

[0021] Figure 2 B is a schematic diagram of the enlarged structure provided for an embodiment of a puncture positioning device of the present invention.

[0022] Figure 3 A schematic diagram of the enlarged structure provided for an embodiment of a puncture positioning device of the present invention.

[0023] Figure 4 A schematic diagram of the circle structure provided for an embodiment of a puncture positioning device of the present invention.

[0024] Figure 5 A schematic diagram of the puncture needle structure provided in an embodiment of a puncture positioning device of the present invention.

[0025] Figure 6 A schematic diagram of a rotating block provided in an embodiment of a puncture positioning device of the present invention.

[0026] Description of reference numerals:

[0027] 1 outer cylinder, 2 puncture needle, 3 handle, 4 anti-slip pad, 5 limit block, 6 limit groove, 7 scale, 8 cap, 9 third thread, 10 fourth thread, 11 extension cylinder, 12 rotating disk, 13 transmission column, 14 worm sleeve, 15 bearing, 16 turbine, 17 second thread 19 circle, 20 pointer, 21 alcohol cotton, 22 rotation, 23 rotating groove, 24 driving sleeve. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0029] like Figure 1-6 As shown, a puncture positioning device provided by an embodiment of the present invention comprises an outer cylinder body 1, a driving assembly is arranged inside the outer cylinder body 1, the driving assembly comprises a transmission column 13, the transmission column 13 is rotatably connected to the outer cylinder body 1, a worm sleeve 14 is arranged outside the transmission column 13, a bearing 15 is arranged on the bottom inner wall of the outer cylinder body 1, the transmission column 13 is inserted into the inside of the bearing 15, one end of the transmission column 13 is welded to the inner ring of the bearing 15, a driving sleeve 24 is rotatably connected inside the outer cylinder body 1, a connecting shaft 25 is arranged at one end of the driving sleeve 24, a turbine 16 is arranged at one end of the connecting shaft 25, the turbine 16 is meshed with the worm sleeve 14, a puncture needle 2 is arranged inside the driving sleeve 24, a first thread 18 is arranged outside the puncture needle 2, a second thread 17 is arranged inside the driving sleeve 24, and the first thread 18 is screwed with the second thread 17.

[0030] Specifically, in this embodiment, the driving assembly includes a transmission column 13, which is rotatably connected to the outer cylinder 1, a worm sleeve 14 is arranged outside the transmission column 13, a bearing 15 is arranged on the bottom inner wall of the outer cylinder 1, the transmission column 13 is inserted into the bearing 15, one end of the transmission column 13 is welded to the inner ring of the bearing 15, a driving sleeve 24 is rotatably connected inside the outer cylinder 1, a connecting shaft 25 is arranged at one end of the driving sleeve 24, a turbine 16 is arranged at one end of the connecting shaft 25, the turbine 16 is meshed with the worm sleeve 14, and the driving sleeve 24 is connected to the outer cylinder 1. A puncture needle 2 is arranged inside 24, a first thread 18 is arranged outside the puncture needle 2, a second thread 17 is arranged inside the drive sleeve 24, the first thread 18 and the second thread 17 are screwed together to drive the rotation of the worm sleeve 14 when in use, the worm sleeve 14 drives the turbine 16 to rotate, the turbine 16 drives the drive sleeve 24 to rotate, the puncture needle 2 in the drive sleeve 24 moves and punctures under the restriction of the limit block and the limit groove, and the puncture needle 2 driven by the gear is more stable and accurate when in use, and is easier to be accurately controlled by the operator.

[0031] Preferably, a rotating block 22 is provided on the outside of the driving sleeve 24, and a rotating groove 23 is provided on the inner wall of the outer cylinder 1. The rotating block 22 is rotatably connected to the inside of the rotating groove 23. There are two rotating blocks 22 and two rotating grooves 23. The positions of the rotating blocks 22 and the rotating grooves 23 correspond one to one. When the driving sleeve 24 rotates, the rotating block 22 rotates inside the rotating groove 23.

[0032] Preferably, the transmission column 13 is provided with a rotating disk 12, which is located at one end away from the bearing 15, and the rotating disk 12 is located on the outer wall of the surface of the outer cylinder 1. The outer wall of the surface of the outer cylinder 1 is also provided with a circle 19, and the surface of the rotating disk 12 is provided with a pointer 20; through the set circle, the puncture depth can be observed more accurately, which is convenient for the operator's operation and puncture, and has a good function of observing the puncture depth.

[0033] Preferably, a handle 3 is further provided on the outer wall of the outer cylinder 1 , and an anti-slip pad 4 is provided outside the handle 3 .

[0034] Preferably, a limiting groove 6 is opened inside the outer cylinder 1, and a limiting block 5 is arranged on the surface of the puncture needle 2, and the limiting block 5 is slidably connected inside the limiting groove 6; the puncture needle in the driving sleeve moves and punctures under the restriction of the limiting block and the limiting groove.

[0035] Preferably, a cap 8 is provided at one end of the outer cylinder 1, and an extension cylinder 11 is provided at one end of the outer cylinder 1, and the cap 8 is located outside the extension cylinder 11; the cap can seal the device well after use, and after sealing, it can well prevent dust and bacteria from contaminating the puncture needle, and has a good sealing effect.

[0036] Preferably, a third thread 9 is disposed on an inner wall of one side of the cap 8 , a fourth thread 10 is disposed on an outer wall of one side of the extension tube 11 , and the third thread 9 and the fourth thread 10 are threadedly connected.

[0037] Preferably, an alcohol cotton swab 21 is provided inside the cap 8, and one end of the extension tube 11 abuts against the alcohol cotton swab 21; the alcohol cotton swab can be used to disinfect the needle hole of the extension tube and the needle tip of the puncture needle, and has a good disinfection effect.

[0038] Preferably, a scale 7 is provided on the surface of the puncture needle 2, and the puncture needle 2 is inserted into the interior of the extension tube 11, and the outer wall of the puncture needle 2 fits with the inner wall of the extension tube 11; through the set scale, the puncture depth can be observed more accurately, which is convenient for the operator's operation and puncture, and has a good function of observing the puncture depth.

[0039] Preferably, the specifications of the outer cylinder 1 and the cover cap 8 are compatible, and both are made of stainless steel.

[0040] Example 1

[0041] A puncture positioning device, the driving assembly includes a transmission column 13, the transmission column 13 is rotatably connected to the outer cylinder 1, a worm sleeve 14 is arranged outside the transmission column 13, a bearing 15 is arranged on the bottom inner wall of the outer cylinder 1, the transmission column 13 is inserted into the bearing 15, one end of the transmission column 13 is welded to the inner ring of the bearing 15, a driving sleeve 24 is rotatably connected inside the outer cylinder 1, a connecting shaft 25 is arranged at one end of the driving sleeve 24, a turbine 16 is arranged at one end of the connecting shaft 25, the turbine 16 is meshed with the worm sleeve 14, and the driving sleeve A puncture needle 2 is arranged inside 24, a first thread 18 is arranged outside the puncture needle 2, a second thread 17 is arranged inside the drive sleeve 24, the first thread 18 and the second thread 17 are screwed together to drive the rotation of the worm sleeve 14 when in use, the worm sleeve 14 drives the turbine 16 to rotate, the turbine 16 drives the drive sleeve 24 to rotate, the puncture needle 2 in the drive sleeve 24 moves and punctures under the restriction of the limit block and the limit groove, and the puncture needle 2 driven by the gear is more stable and accurate when in use, and is easier to be accurately controlled by the operator.

[0042] Example 2

[0043] This embodiment is further limited on the basis of the embodiment 1, the driving sleeve 24 is provided with a rotating block 22 on the outside, the inner wall of the outer cylinder 1 is provided with a rotating groove 23, the rotating block 22 is rotatably connected to the inside of the rotating groove 23, the number of the rotating blocks 22 is two, the number of the rotating grooves 23 is also two, the positions of the rotating blocks 22 and the rotating grooves 23 correspond one to one, when the driving sleeve 24 rotates, the rotating block 22 rotates inside the rotating groove 23; the transmission column 13 is provided with a rotating disk 12, the rotating disk 12 is located at one end away from the bearing 15, and the rotating disk 12 is located at the outer cylinder 1, the outer wall of the outer cylinder 1 is also provided with a circle 19, and the surface of the rotating disk 12 is provided with a pointer 20; through the provided circle, the puncture depth can be observed more accurately, which is convenient for the operator to operate and puncture, and has a good function of observing the puncture depth; the outer wall of the outer cylinder 1 is also provided with a handle 3, and the outside of the handle 3 is provided with an anti-slip pad 4; the inner part of the outer cylinder 1 is provided with a limiting groove 6, and the surface of the puncture needle 2 is provided with a limiting block 5, and the limiting block 5 is slidably connected to the inner part of the limiting groove 6; the puncture needle in the driving sleeve is between the limiting block and the limiting The puncture is performed under the restriction of the groove; a cap 8 is provided at one end of the outer cylinder 1, and an extension cylinder 11 is provided at one end of the outer cylinder 1, and the cap 8 is located outside the extension cylinder 11; the cap can well seal the device after use, and after sealing, it can well prevent dust and bacteria from contaminating the puncture needle, and has a good sealing effect; a third thread 9 is provided on the inner wall of one side of the cap 8, and a fourth thread 10 is provided on the outer wall of one side of the extension cylinder 11, and the third thread 9 is threadedly connected with the fourth thread 10; an alcohol cotton swab 21 is provided inside the cap 8, and the extension cylinder 11 is provided with a plurality of threaded sleeves 21, and the outer wall of ... One end of 11 is in contact with alcohol cotton 21; the alcohol cotton can be used to disinfect the needle hole of the extension tube and the needle head of the puncture needle, and has a good disinfection effect; the surface of the puncture needle 2 is provided with a scale 7, the puncture needle 2 is inserted into the interior of the extension tube 11, and the outer wall of the puncture needle 2 is in contact with the inner wall of the extension tube 11; through the set scale, the puncture depth can be observed more accurately, which is convenient for the operator to operate and puncture, and has a good function of observing the puncture depth; the specifications of the outer cylinder body 1 and the cap 8 are compatible, and both are made of stainless steel.

[0044] The above description is only by way of illustration of certain exemplary embodiments of the present invention. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A puncture positioning device, characterized in that: The invention comprises an outer cylinder (1), wherein a driving assembly is arranged inside the outer cylinder (1), wherein the driving assembly comprises a transmission column (13), wherein the transmission column (13) is rotatably connected to the outer cylinder (1), a worm sleeve (14) is arranged outside the transmission column (13), a bearing (15) is arranged on the inner wall of the bottom of the outer cylinder (1), the transmission column (13) is inserted into the inside of the bearing (15), one end of the transmission column (13) is welded to the inner ring of the bearing (15), and the inner rotation of the outer cylinder (1) is arranged inside the outer cylinder (1). A driving sleeve (24) is movably connected to the drive sleeve (24), one end of which is provided with a connecting shaft (25), one end of which is provided with a turbine (16), the turbine (16) being meshed with the worm sleeve (14), the interior of the driving sleeve (24) being provided with a puncture needle (2), the exterior of the puncture needle (2) being provided with a first thread (18), the interior of the driving sleeve (24) being provided with a second thread (17), the first thread (18) being threadedly connected with the second thread (17).

2. A puncture positioning device according to claim 1, characterized in that: A rotating block (22) is arranged outside the driving sleeve (24), and a rotating groove (23) is arranged on the inner wall of the outer cylinder (1). The rotating block (22) is rotatably connected inside the rotating groove (23). There are two rotating blocks (22) and two rotating grooves (23). The positions of the rotating blocks (22) and the rotating grooves (23) correspond one to one.

3. A puncture positioning device according to claim 1, characterized in that: The transmission column (13) is provided with a rotating disk (12), the rotating disk (12) is located at one end away from the bearing (15), the rotating disk (12) is located on the surface outer wall of the outer cylinder (1), the surface outer wall of the outer cylinder (1) is also provided with a circle (19), and the surface of the rotating disk (12) is provided with a pointer (20).

4. A puncture positioning device according to claim 1, characterized in that: The outer wall of the outer cylinder (1) is also provided with a handle (3), and an anti-slip pad (4) is provided outside the handle (3).

5. The puncture positioning device according to claim 1, characterized in that: A limiting groove (6) is provided inside the outer cylinder (1), and a limiting block (5) is provided on the surface of the puncture needle (2), and the limiting block (5) is slidably connected inside the limiting groove (6).

6. The puncture positioning device according to claim 1, characterized in that: A cover cap (8) is provided at one end of the outer cylinder (1), an extension cylinder (11) is provided at one end of the outer cylinder (1), and the cover cap (8) is located outside the extension cylinder (11).

7. A puncture positioning device according to claim 6, characterized in that: A third thread (9) is provided on an inner wall of one side of the cap (8), a fourth thread (10) is provided on an outer wall of one side of the extension tube (11), and the third thread (9) is threadably connected to the fourth thread (10).

8. A puncture positioning device according to claim 7, characterized in that: An alcohol cotton (21) is arranged inside the cap (8), and one end of the extension tube (11) is in contact with the alcohol cotton (21).

9. A puncture positioning device according to claim 8, characterized in that: The surface of the puncture needle (2) is provided with a scale (7), and the puncture needle (2) is inserted into the interior of the extension tube (11), and the outer wall of the puncture needle (2) is in contact with the inner wall of the extension tube (11).

10. The puncture positioning device according to claim 9, characterized in that: The outer cylinder (1) and the cover cap (8) are compatible in specifications and are both made of stainless steel.

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