CN215651320U

CN215651320U - Hernia needle thread guide

Info

Publication number: CN215651320U
Application number: CN202122169157.5U
Authority: CN
Inventors: 莫益斌; 吴俊斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-01-28
Anticipated expiration: 2031-09-08

Abstract

The utility model provides a hernia needle thread guide, and relates to the field of medical equipment. Including handheld pole, installation pole and needle holder, the inside cavity of handheld pole sets up, and the one end opening of handheld pole, the installation pole slides along the length direction of handheld pole and sets up in the inside of installing the pole, is provided with the locating part on the handheld pole, and the locating part is used for injecing the position of installation pole on handheld pole, and this application has the effect that improves the application scope of hernia needle seal wire ware.

Description

Hernia needle thread guide

Technical Field

The utility model relates to the field of medical equipment, in particular to a hernia needle guide.

Background

In the process of medical treatment of laparoscopic surgery for children, such as hernia and transportation hydrocele, a child hernia needle is usually needed for operation and treatment, and in the process of using the hernia needle, the front end of a hernia needle thread guide is usually needed to be punctured into the body of a patient, and puncture is carried out in the abdominal cavity, so that the thread of the hernia needle plays a role of carrying a thread, and subsequent operation is carried out.

However, the inventor believes that the conventional hernia needle guide is formed by integrally and fixedly connecting a handle and a mounting rod, and a needle holder is fixedly mounted at the end of the mounting rod, so that the application range is small, and the operation for different diseases is difficult to deal with.

SUMMERY OF THE UTILITY MODEL

In order to improve the application range of the hernia needle guide, the application provides the hernia needle guide.

The application provides a hernia needle wire guide adopts following technical scheme:

the utility model provides a hernia needle wire guide, includes handheld pole, installation pole and needle holder, the inside cavity setting of above-mentioned handheld pole, the one end opening of above-mentioned handheld pole, the length direction slip setting of above-mentioned installation pole along handheld pole is in the inside of installation pole, be provided with the locating part on the above-mentioned handheld pole, above-mentioned locating part is used for injecing the position of installation pole on handheld pole.

Through adopting above-mentioned technical scheme, when using the hernia needle wire guide to lead the hernia needle, at first install the hernia needle on the needle holder, adjust the position of installation pole on handheld pole according to the state of an illness of difference afterwards, after waiting that the position adjustment of installation pole is suitable, can inject the position of installation pole on handheld pole through the locating part, and then can carry out the operation, consequently can be applicable to different states of an illness, the application scope of device equipment has been improved remarkably, need not to prepare different wire guides according to the state of an illness of difference, consequently also the cost is reduced to a certain extent.

Optionally, the handheld rod is coaxially and rotatably provided with a driving ring near an end of the mounting rod, the driving ring is provided with a through hole for the mounting rod to pass through, an inner wall of the driving ring is provided with an inner thread, the mounting rod is provided with an outer thread adapted to the inner thread, and the limiting member is used for limiting a rotation angle of the driving ring.

Through adopting above-mentioned technical scheme, when the position of installation pole on handheld pole needs to be adjusted, at first remove the locating part to the injecing of drive ring position, can drive the drive ring rotation by the staff this moment, because be provided with the internal thread on the inner wall of drive ring, be provided with the external screw thread with internal thread looks adaptation on the installation pole, along with the rotation of drive ring, can drive the length direction motion of installation pole along handheld pole, thereby reach the purpose of adjustment installation pole position, after adjusting to suitable position, can prescribe a limit to the turned angle of drive ring through the locating part, and then played the effect of injecing to the position of installation pole, therefore, the operation is simple, high convenience and high speed is obviously improved the rate of adjustment in the operation process, and carry out the transmission through the screw thread, the transmission is accurate, and has better reliability.

Optionally, the limiting member includes a buckle, the driving ring is provided with a mounting groove, the buckle is rotatably disposed in the mounting groove, the end of the handheld rod is provided with a first clamping groove for the buckle to be clamped in, the driving ring is provided with a first elastic member, and the first elastic member is used for driving the buckle to deflect towards the first clamping groove.

Through adopting above-mentioned technical scheme, when needs drive the drive ring pivoted, the user drives the direction deflection that the first draw-in groove was kept away from to the buckle orientation, make the buckle break away from first draw-in groove, can rotate the drive ring this moment and reach the purpose of adjustment installation pole position, after the adjustment finishes, loosen the buckle, the buckle is blocked in first draw-in groove promptly under the effect of first elastic component, the lateral wall of buckle and the inner wall butt of first draw-in groove this moment to spacing effect has been played the drive ring.

Optionally, the first locking groove is provided in plurality, and the plurality of first locking grooves are uniformly distributed along the circumferential direction of the mounting rod.

Through adopting above-mentioned technical scheme, through setting up a plurality of first draw-in grooves to make driving ring pivoted angular range littleer at every turn, and then improved the adjustment precision to the installation pole position, improved the practicality of device in the use.

Optionally, a shifting sheet is fixedly arranged on the side wall of the buckle far away from the driving ring.

Through adopting above-mentioned technical scheme, when needs drive the buckle motion, can drive the buckle orientation and keep away from the direction deflection of drive ring through stirring the plectrum, improved the maneuverability of device, and then improved the availability factor of user in the use.

Optionally, the driving ring is provided with balls which are in rolling contact with the end of the mounting rod.

Through adopting above-mentioned technical scheme, when the end of the driving ring at the installation pole rotated, become rolling friction through the sliding friction between ball with the driving ring and the installation pole, the frictional force between the driving ring and the installation pole has significantly reduced, and then has made things convenient for the driving ring to rotate on the installation pole, has reduced the wearing and tearing between driving ring and the installation pole.

Optionally, the needle holder is rotatably disposed at one end of the mounting rod away from the hand-held rod along a direction perpendicular to an axis of the mounting rod, and a limiting assembly is disposed on the mounting rod and used for limiting a deflection angle of the needle holder.

By adopting the technical scheme, when the orientation of the needle holder is required to be adjusted during operation of the hernia needle for children, the deflection angle of the mounting rod can be adjusted through the limiting component, so that the deflection angle of the needle holder can be adjusted during operation, the operation time is greatly saved, and the cost and the operation time are remarkably saved.

Optionally, the mounting rod is hollow inside, a driving rod is rotatably arranged inside the mounting rod along the axis direction of the mounting rod, one end of the driving rod is in transmission connection with the needle holder, the other end of the driving rod is in transmission connection with a driving shaft, and the limiting assembly is used for limiting the rotation angle of the driving shaft.

Through adopting above-mentioned technical scheme, when the deflection angle of needle holder needs to be adjusted, the user can drive the actuating lever through rotating the drive shaft and rotate, and then drives the needle holder and rotate, after the deflection angle of needle holder was played in the adjustment, can inject the turned angle of drive shaft through spacing subassembly.

Optionally, the limiting assembly comprises a limiting rod and a second elastic piece, a slot is formed in one end, away from the driving rod, of the driving shaft, the slot is formed in one end, along the driving shaft, of the driving shaft, the limiting rod is arranged in the slot in a sliding mode, a clamping block is fixedly arranged on the limiting rod, a second clamping groove is formed in the notch of the slot along the length direction of the limiting rod, the second clamping groove is used for allowing the clamping block to be inserted, the second elastic piece is arranged in the slot, and the second elastic piece is used for driving the limiting rod to move towards the direction away from the slot.

Through adopting above-mentioned technical scheme, when needs drive needle holder pivoted, the user presses the gag lever post towards the slot in, the gag lever post drives the fixture block motion, the fixture block inserts in the second draw-in groove, drive the gag lever post and rotate this moment, the gag lever post can drive the drive shaft through the fixture block and rotate, and then drive the needle holder through the actuating lever and deflect, after the needle holder rotates to suitable angle, loosen the gag lever post, the gag lever post moves towards the direction of keeping away from the slot under the effect of second elastic component, thereby it breaks away from the second draw-in groove to drive the fixture block, can't drive the needle holder through rotating the gag lever post and rotate this moment, thereby accomplish the injecing to needle holder turned angle, holistic easy operation is convenient, the efficiency of operation has been improved.

Optionally, the needle holder is hollow, a threading hole is formed in one end of the needle holder far away from the mounting rod, and the threading hole is communicated with the inside of the needle holder

By adopting the technical scheme, the steel wire is penetrated into the needle holder through the threading hole, so that the operation of a user with a wire in the operation process is facilitated, the operation efficiency is improved, the operation time is saved, and the operation cost and the time cost are reduced.

In summary, the present application includes at least one of the following advantageous technical effects:

1. the device can be suitable for different disease conditions by adjusting the position of the mounting rod on the handheld rod, the application range of the device is remarkably improved, and different wire guides do not need to be prepared according to different disease conditions, so that the cost is reduced to a certain extent;

2. the mounting rod is driven to move on the handheld rod by rotating the driving ring, so that the operation is simpler, convenient and quick, the adjustment rate in the operation process is obviously improved, and the transmission is carried out through threads, so that the transmission is accurate and has better reliability;

3. the deflection angle of the mounting rod is adjusted through the limiting assembly, so that the deflection angle of the needle holder can be adjusted in the operation process, the operation time is greatly saved, and the cost and the operation time are remarkably saved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

fig. 2 is a schematic structural diagram of a limiting element according to an embodiment of the present application;

FIG. 3 is a cross-sectional view of a mounting bar of an embodiment of the present application;

fig. 4 is a sectional view of a drive shaft of an embodiment of the present application.

Icon: 1. a hand-held wand; 11. mounting a rod; 12. a needle holder; 13. an anti-drop platform; 14. threading holes; 2. a drive ring; 21. a guide strip; 22. a guide groove; 23. perforating; 3. a limiting member; 31. mounting grooves; 32. a first mounting shaft; 33. a first card slot; 34. a first elastic member; 35. a shifting sheet; 36. a ball bearing; 4. a second mounting shaft; 41. a drive rod; 42. a first bevel gear; 43. a second bevel gear; 44. a through hole; 45. a drive shaft; 46. a third bevel gear; 47. a fourth bevel gear; 5. a limiting component; 51. a limiting rod; 52. a second elastic member; 53. a slot; 54. a clamping block; 55. and a second card slot.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, or an orientation or a positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience and simplicity, and the indication or the suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the present invention should not be construed as being limited. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" represents at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a hernia needle thread guide.

Referring to fig. 1, a hernial needle thread guide, including handheld pole 1, installation pole 11 and needle holder 12, the fixed anticreep platform 13 that is provided with in one end of handheld pole 1, the diameter of anticreep platform 13 is greater than the diameter of handheld pole 1, the inside cavity of handheld pole 1 sets up, the one end opening setting of handheld pole 1, the diameter of installation pole 11 and the internal diameter looks adaptation of handheld pole 1, the inside at installation pole 11 is installed along the length direction slidable mounting of handheld pole 1 to installation pole 11, the one end that handheld pole 1 was kept away from to installation pole 11 stretches out handheld pole 1, needle holder 12 installs the one end that handheld pole 1 was kept away from to installation pole 11.

Referring to fig. 1, needle holder 12 is hollow, and a threading hole 14 is formed in one end of needle holder 12 far away from mounting rod 11, and threading hole 14 is communicated with the inside of needle holder 12. The steel wire is penetrated into the needle holder 12 through the threading hole 14, so that the threading operation of a user in the operation process is facilitated, the operation efficiency is improved, the operation time is saved, and the operation cost and the time cost are reduced.

Referring to fig. 1 and 2, a driving ring 2 is coaxially and rotatably mounted at one end of a handheld rod 1 close to an opening, the inner diameter of the driving ring 2 is matched with the outer diameter of the handheld rod 1, a guide strip 21 is welded and fixed at the end of the handheld rod 1 along the circumferential direction of the handheld rod 1, a guide groove 22 connected with the guide strip 21 in a sliding manner is formed in the inner wall of the driving ring 2, and in the process of rotating the driving ring 2, the guide strip 21 moves in the guide groove 22, so that the driving ring 2 can be prevented from being separated from the handheld rod 1.

Referring to fig. 2, the outer wall of the mounting rod 11 is provided with an external thread, the inner wall of the driving ring 2 is provided with an internal thread (not shown in the figure) matched with the external thread, and the driving ring 2 is provided with a through hole 23 for the mounting rod 11 to pass through. When the position of the mounting rod 11 on the hand-held rod 1 needs to be adjusted, the mounting rod 11 can be driven to move through screw transmission by rotating the driving ring 2, so that the purpose of adjusting the position of the mounting rod 11 is achieved.

Referring to fig. 2, a limiting member 3 is disposed on the handheld lever 1, the limiting member 3 is used for limiting a rotation angle of the driving ring 2, and the limiting member 3 includes a buckle. The driving ring 2 is provided with a mounting groove 31, a first mounting shaft 32 is rotatably mounted in the mounting groove 31 along the length direction perpendicular to the mounting rod 11, two ends of the first mounting shaft 32 are rotatably connected with the inner wall of the mounting groove 31 through bearings, and one end of the buckle is welded and fixed with the first mounting shaft 32.

Referring to fig. 2, the end of the handheld rod 1 is provided with a first slot 33 for the buckle to be clamped in, the first slot 33 is provided with a plurality of slots, and the plurality of slots 33 are uniformly distributed along the circumferential direction of the mounting rod 11.

When the position of the mounting rod 11 on the hand-held rod 1 needs to be adjusted, the limitation of the limiting part 3 on the position of the driving ring 2 is firstly removed, at this time, the driving ring 2 can be driven by a worker to rotate, because the inner wall of the driving ring 2 is provided with the inner thread, the mounting rod 11 is provided with the outer thread matched with the inner thread, along with the rotation of the driving ring 2, the mounting rod 11 can be driven to move along the length direction of the hand-held rod 1, so that the purpose of adjusting the position of the mounting rod 11 is achieved, after the mounting rod is adjusted to a proper position, the rotating angle of the driving ring 2 can be limited through the limiting part 3, and then the position of the mounting rod 11 is limited.

Referring to fig. 2, a first elastic member 34 is disposed on the driving ring 2, and the first elastic member 34 is used for driving the clip to deflect towards the inside of the first slot 33, and as an embodiment of the present application, the first elastic member 34 is configured as a torsion spring. The torsion spring is sleeved on the first mounting shaft 32, one end of the torsion spring is welded and fixed with the first mounting shaft 32, and the other end of the torsion spring is welded and fixed with the inner wall of the mounting groove 31.

When needs drive the drive ring 2 pivoted, the user drives the buckle and deflects towards the direction of keeping away from first draw-in groove 33, make the buckle break away from first draw-in groove 33, can rotate the drive ring 2 this moment and reach the purpose of adjusting the installation pole 11 position, after the adjustment finishes, loosen the buckle, the buckle is blocked in first draw-in groove 33 under the effect of first elastic component 34 promptly, the lateral wall of buckle and the inner wall butt of first draw-in groove 33 this moment, thereby played spacing effect to drive ring 2.

Referring to fig. 2, a pull tab 35 is welded and fixed to the side wall of the buckle away from the drive ring 2. When the buckle needs to be driven to move, the shifting piece 35 is shifted to drive the buckle to deflect towards the direction away from the driving ring 2, so that the operability of the device is improved, and the use efficiency of a user in the use process is further improved.

Referring to fig. 2, balls 36 are fitted on the bottom of the drive ring 2 in rolling contact with the ends of the mounting rods 11. When the driving ring 2 rotates at the end of the mounting rod 11, the sliding friction between the driving ring 2 and the mounting rod 11 is changed into rolling friction through the balls 36, so that the friction force between the driving ring 2 and the mounting rod 11 is remarkably reduced, the driving ring 2 is further convenient to rotate on the mounting rod 11, and the abrasion between the driving ring 2 and the mounting rod 11 is reduced.

Referring to fig. 1 and 3, the mounting rod 11 is hollow, a second mounting shaft 4 is rotatably mounted at one end of the cavity inside the mounting rod 11, which is far away from the hand-held rod 1, in a direction perpendicular to the axis of the mounting rod 11, and the needle holder 12 is fixedly connected with the second mounting shaft 4.

Referring to fig. 3, a driving rod 41 is rotatably installed in the inner cavity of the mounting rod 11 along the axial direction of the mounting rod 11, one end of the driving rod 41 close to the handheld rod 1 is rotatably connected with the inner wall of the inner cavity of the mounting rod 11, a first bevel gear 42 is fixedly installed at the other end of the driving rod, a second bevel gear 43 is coaxially and fixedly sleeved on the second mounting shaft 4, and the first bevel gear 42 is meshed with the second bevel gear 43.

Referring to fig. 3, a through hole 44 is formed in one end of the inner cavity of the mounting rod 11, which is far away from the second mounting shaft 4, a driving shaft 45 is rotatably mounted in the through hole 44, a third bevel gear 46 is coaxially and fixedly mounted at one end of the driving shaft 45, which is located in the inner cavity of the mounting rod 11, a fourth bevel gear 47 is coaxially and fixedly sleeved on the driving rod 41, and the fourth bevel gear 47 is meshed with the third bevel gear 46.

Referring to fig. 3 and 4, the mounting rod 11 is provided with a limiting assembly 5, the limiting assembly 5 is used for limiting the rotation angle of the driving rod 41, and the limiting assembly 5 comprises a limiting rod 51 and a second elastic member 52. The slot 53 has been seted up along the one end of drive shaft 45 to the one end that the drive shaft 45 kept away from the actuating lever 41, and gag lever post 51 slides and sets up in slot 53, and the fixed fixture block 54 that is provided with on the gag lever post 51, the notch department of slot 53 has seted up second draw-in groove 55 along the length direction of gag lever post 51, and second draw-in groove 55 is used for supplying fixture block 54 to insert.

Referring to fig. 4, a second elastic element 52 is disposed in the slot 53, the second elastic element 52 is used for driving the limiting rod 51 to move in a direction away from the slot 53, and the second limiting element 3 is configured as a compression spring. One end of the pressure spring is welded and fixed with the inner wall of the slot 53, and the other end of the pressure spring is welded and fixed with the end part of the limiting rod 51.

When the needle holder 12 needs to be driven to rotate, a user presses the limiting rod 51 towards the inside of the slot 53, the limiting rod 51 drives the fixture block 54 to move, the fixture block 54 is inserted into the second clamping groove 55, the limiting rod 51 is driven to rotate at the moment, the limiting rod 51 can drive the driving shaft 45 to rotate through the fixture block 54, and then the needle holder 12 is driven to deflect through the driving rod 41, after the needle holder 12 rotates to a proper angle, the limiting rod 51 is loosened, the limiting rod 51 moves towards the direction away from the slot 53 under the action of the second elastic piece 52, so that the fixture block 54 is driven to be separated from the second clamping groove 55, the needle holder 12 cannot be driven to rotate through rotating the limiting rod 51 at the moment, the limitation on the rotating angle of the needle holder 12 is completed, the whole operation is simple and convenient, and the operation efficiency is improved.

The implementation principle of a hernia needle wire guide in the embodiment of the application is as follows:

when the hernia needle guide is used for guiding a hernia needle, the hernia needle is firstly installed on the needle holder 12, then the position of the installation rod 11 on the handheld rod 1 is adjusted according to different disease conditions, after the position of the installation rod 11 is properly adjusted, the position of the installation rod 11 on the handheld rod 1 can be limited through the limiting part 3, and then operation can be performed, so that the hernia needle guide can be suitable for different disease conditions, the application range of device equipment is remarkably improved, different wire guides do not need to be prepared according to different disease conditions, and the cost is reduced to a certain extent.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hernia needle wire guide, includes handheld pole, installation pole and needle holder, its characterized in that: the utility model discloses a portable electronic device, including handheld pole, installation pole, locating part, handheld pole inside cavity sets up, the one end opening of handheld pole, the installation pole slides along the length direction of handheld pole and sets up the inside at the installation pole, be provided with the locating part on the handheld pole, the locating part is used for injecing the position of installation pole on the handheld pole.

2. A hernia needle guidewire device according to claim 1, wherein: the handheld rod is coaxially and rotatably provided with a driving ring at the end part close to the mounting rod, the driving ring is provided with a through hole for the mounting rod to pass through, the inner wall of the driving ring is provided with an internal thread, the mounting rod is provided with an external thread matched with the internal thread, and the limiting piece is used for limiting the rotating angle of the driving ring.

3. A hernia needle guidewire device according to claim 2, wherein: the locating part includes the buckle, the mounting groove has been seted up on the drive ring, the buckle rotates to set up in the mounting groove, the tip of handheld pole is seted up and is supplied the first draw-in groove that the buckle card is gone into, be provided with first elastic component on the drive ring, first elastic component is used for ordering about the buckle and deflects towards first draw-in groove.

4. A hernia needle guide according to claim 3, wherein: the first clamping grooves are arranged in a plurality of numbers and are uniformly distributed along the circumferential direction of the mounting rod.

5. A hernia needle guide according to claim 3, wherein: and a shifting sheet is fixedly arranged on the side wall of the buckle far away from the driving ring.

6. A hernia needle guide according to any one of claims 2-5, wherein: the driving ring is provided with balls which are in rolling contact with the end of the mounting rod.

7. A hernia needle guidewire device according to claim 1, wherein: the needle holder is rotatably arranged at one end, far away from the hand-held rod, of the mounting rod along the direction perpendicular to the axis of the mounting rod, a limiting assembly is arranged on the mounting rod, and the limiting assembly is used for limiting the deflection angle of the needle holder.

8. A hernia needle guide according to claim 7, wherein: the installation rod is internally and hollow, the installation rod is internally provided with a driving rod in a rotating mode along the axis direction of the installation rod, one end of the driving rod is in transmission connection with the needle holder, the other end of the driving rod is in transmission connection with a driving shaft, and the limiting assembly is used for limiting the rotating angle of the driving shaft.

9. A hernia needle guidewire device according to claim 8, wherein: the limiting assembly comprises a limiting rod and a second elastic piece, a slot is formed in one end, away from the driving rod, of the driving shaft, the slot is formed in one end of the driving shaft, the limiting rod is arranged in the slot in a sliding mode, a clamping block is fixedly arranged on the limiting rod, a second clamping groove is formed in the notch of the slot in the length direction of the limiting rod, the second clamping groove is used for inserting the clamping block, the second elastic piece is arranged in the slot, and the second elastic piece is used for ordering the limiting rod to move towards the direction away from the slot.

10. A hernia needle guide according to claim 9, wherein: the needle holder is arranged in a hollow mode, one end, far away from the mounting rod, of the needle holder is provided with a threading hole, and the threading hole is communicated with the inside of the needle holder.