CN209770445U

CN209770445U - adjustable tissue stitching instrument under endoscope

Info

Publication number: CN209770445U
Application number: CN201920212857.8U
Authority: CN
Inventors: 赵建国; 赵奕辉
Original assignee: Wuxi Peoples Hospital
Current assignee: Wuxi Peoples Hospital
Priority date: 2019-02-19
Filing date: 2019-02-19
Publication date: 2019-12-13
Anticipated expiration: 2029-02-19

Abstract

The utility model discloses an adjustable endoscopic tissue stitching instrument, which relates to the technical field of medical instruments and comprises an instrument body and a sliding cover arranged at the upper end of the instrument body, wherein a thread hooking component is fixedly arranged at the front end position of the instrument body and comprises a thread winding groove and a thread hooking groove fixedly arranged at the upper end of the thread winding groove, a sewing needle is fixedly arranged at the front end position of the sliding cover, a handle is fixedly arranged at the bottom end position of the instrument body, a fixed shaft is fixedly arranged at the inner position of the handle, and a thread wheel is fixedly connected to the outer surface of the fixed shaft, but also can meet the tissue suture requirements of different thicknesses of the affected skin of the patient.

Description

Adjustable tissue stitching instrument under endoscope

Technical Field

The utility model relates to the technical field of medical equipment, specifically a tissue stitching instrument under chamber mirror with adjustable.

Background

The laparoscope is similar to an electronic gastroscope and is an instrument with a miniature camera, the laparoscopic surgery is a surgery performed by utilizing the laparoscope and related instruments, the laparoscope plays an important role in diagnosis and treatment of abdominal diseases, the traditional surgery is gradually replaced by the minimally invasive surgery performed by a stitching instrument along with the development of medical technology, and the surgical gap is reduced, so that the wound infection is greatly reduced.

However, the opening degree of the tissue accommodating groove of the traditional suturing device cannot be flexibly adjusted and controlled, so that the requirement of suturing tissues with different thicknesses of the skin of an affected part of a patient cannot be met, the suture can be maintained in a tightened state only by drawing the near end of the suture, the process is complicated, and inconvenience is brought when the operation of a treatment operation is carried out, and therefore, the adjustable endoscopic tissue suturing device is provided by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ware is sewed up to tissue under chamber mirror with adjustable to it can not adjust control in a flexible way to tissue holding tank opening degree to propose traditional ware of sewing up in solving above-mentioned background, leads to the tissue that can not satisfy patient affected part skin different thickness to sew up the demand, needs just can maintain the state of tightening of suture to the tractive of suture near-end, and the process is loaded down with trivial details, problem inconvenient when carrying out the operation of treatment.

in order to achieve the above object, the utility model provides a following technical scheme:

An adjustable endoscopic tissue stitching instrument comprises an instrument body and a sliding cover arranged at the upper end of the instrument body, wherein a thread hooking component is fixedly arranged at the front end of the instrument body and comprises a thread winding groove and a thread hooking groove fixedly arranged at the upper end of the thread winding groove, a sewing needle is fixedly arranged at the front end of the sliding cover, a handle is fixedly arranged at the bottom end of the instrument body, a fixed shaft is fixedly arranged at the inner position of the handle, a thread wheel is fixedly connected to the outer side surface of the fixed shaft, a thread pressing component is fixedly arranged at one side of the inner part of the handle close to the thread wheel and comprises a movable rod and a movable baffle, the movable baffle is fixedly arranged at two sides of the movable rod, a fixed baffle is fixedly arranged at the inner position of the handle, and a spring is fixedly connected between the fixed baffle and the movable baffle, the upper end surface of the sliding cover is fixedly provided with an exhaust and blood discharge hole seat, the upper end position of the exhaust and blood discharge hole seat is fixedly provided with a cover cap, one end of the sliding cover is fixedly provided with a threaded rod, and the upper end of one side of the body main body is fixedly provided with a fixed plate.

As a further aspect of the present invention: the sliding device comprises a sliding cover, a sliding block, a sliding groove and a sliding block, wherein the sliding block is symmetrically and fixedly arranged on the surface of the sliding cover, the sliding groove is symmetrically formed in the surface of the upper end of a device body, and the sliding cover is in sliding connection with the device body through the matching of the sliding block and the sliding groove.

As a further aspect of the present invention: the sliding cover is characterized in that a thread groove is formed in the inner position of the sliding cover, an opening is formed in the middle surface of the fixing plate, one end of the threaded rod movably penetrates through the fixing plate through the opening, and the other end of the threaded rod is in threaded connection with one end of the sliding cover through the thread groove.

As a further aspect of the present invention: the tissue accommodating groove is formed in the position between the wire hooking groove and the sliding cover, the tissue accommodating groove is a space area formed by matching one end of the wire hooking groove with one end of the sliding cover, and the inner position of the sliding cover is provided with a suture limiting groove.

As a further aspect of the present invention: the handle is characterized in that a pressing stop piece is fixedly arranged at the position of the surface of one end of the movable rod, the other end of the movable rod movably penetrates through the side face of the handle, and a pressing button is fixedly arranged at the position of the other end of the movable rod.

As a further aspect of the present invention: the sealing device is characterized in that a hollow through hole is fixedly formed in the inner position of the sliding cover, the sliding cover is communicated with the exhaust and blood discharge hole seat, a sealing gasket is fixedly arranged between the exhaust and blood discharge hole seat and the cover cap, and the sealing gasket is a component made of rubber.

As a further aspect of the present invention: the side position department of fixed plate is fixed and is provided with the fixed pivot, the threaded rod activity runs through in the both ends of fixed pivot, the fixed twist grip that is provided with of one end of threaded rod, the even interval in side position department of twist grip is provided with anti-skidding stripe.

compared with the prior art, the beneficial effects of the utility model are that:

1. The utility model discloses set up sliding closure, slider, spout, thread groove, threaded rod, twist grip, fixed plate and fixed pivot, reached and be convenient for carry out the purpose of regulation and control to tissue holding tank opening degree, both can adapt to the tissue in narrow and small space and sew up the operation, can satisfy the tissue of the different thickness of patient affected part skin again and sew up the demand.

2. The utility model discloses set up suture spacing groove, movable rod, adjustable fender, fixed stop, press button, spring and pressure and end the piece, can maintain the state of tightening of suture well through the cooperation of suture spacing groove, pressure and end the piece and line wheel, saved the tractive to the suture near-end, simplified more and used the operation mode.

3. The utility model discloses set up exhaust blood drainage hole seat, sealed pad and block, reached the purpose of being convenient for discharge the interior blood gas of sliding closure, sealed pad has strengthened the leakproofness between exhaust blood drainage hole seat and the block, has improved the security of product.

Drawings

FIG. 1 is a schematic view of an adjustable endoscopic tissue stapler;

FIG. 2 is a schematic view of the internal structure of an adjustable endoscopic tissue stapler;

FIG. 3 is a schematic structural view of a sliding cover and a body of an adjustable endoscopic tissue stapler;

FIG. 4 is a schematic view of a clamp member in an adjustable endoscopic tissue stapler.

In the figure: 1. a handle; 2. pressing the button; 3. a wire hooking groove; 4. a thread hooking member; 5. a winding slot; 6. sewing a needle; 7. a sliding cover; 8. an exhaust vent seat; 9. capping; 10. a threaded rod; 11. rotating the handle; 12. fixing the shaft pin; 13. a body main body; 14. a tissue-receiving trough; 15. a wire clip member; 16. a fixed shaft; 17. a wire wheel; 18. anti-skid stripes; 19. a fixing plate; 20. a gasket; 21. a suture limiting groove; 22. a thread groove; 23. a port; 24. a slider; 25. a chute; 26. a spring; 27. a press stop member; 28. fixing a baffle plate; 29. a movable baffle; 30. a movable rod.

Detailed Description

Referring to fig. 1-4, in the embodiment of the present invention, an adjustable endoscopic tissue suturing device comprises a device body 13 and a sliding cover 7 disposed on the upper end of the device body 13, a thread hooking member 4 is fixedly disposed at the front end of the device body 13, the thread hooking member 4 comprises a thread winding groove 5 and a thread hooking groove 3 fixedly disposed on the upper end of the thread winding groove 5, a suture needle 6 is fixedly disposed at the front end of the sliding cover 7, a handle 1 is fixedly disposed at the bottom end of the device body 13, a fixed shaft 16 is fixedly disposed at the inner position of the handle 1, a thread wheel 17 is fixedly connected to the outer surface of the fixed shaft 16, a thread pressing clamping member 15 is fixedly disposed at a position inside the handle 1 close to one side of the thread wheel 17, the thread pressing clamping member 15 comprises a movable rod 30 and a movable baffle 29, the movable baffle 29 is fixedly disposed at both sides of the movable rod 30, a fixed baffle 28 is fixedly disposed at, a spring 26 is fixedly connected between the fixed baffle 28 and the movable baffle 29, an exhaust and blood discharge hole seat 8 is fixedly arranged on the upper end surface of the sliding cover 7, a cover cap 9 is fixedly arranged at the upper end position of the exhaust and blood discharge hole seat 8, a threaded rod 10 is fixedly arranged at one end of the sliding cover 7, and a fixed plate 19 is fixedly arranged at the upper end of one side of the body 13.

In fig. 3: the surface position of the sliding cover 7 is symmetrically and fixedly provided with a sliding block 24, the upper end surface position of the body main body 13 is symmetrically provided with two sliding grooves 25, and the sliding cover 7 is in sliding connection with the body main body 13 through the matching of the sliding block 24 and the sliding grooves 25, so that the purpose that the sliding cover 7 can move on the body main body 13 is achieved.

In fig. 2 and 3: the inside position department of sliding closure 7 has seted up thread groove 22, and opening 23 has been seted up on the middle surface of fixed plate 19, and the activity of threaded rod 10 one end is run through in fixed plate 19 through opening 23, and the other end of threaded rod 10 passes through thread groove 22 and the one end threaded connection of sliding closure 7, has reached and has made threaded rod 10 rotate and to have driven sliding closure 7 and carry out the purpose that removes on ware body 13.

In fig. 2: position department is provided with tissue holding tank 14 between colluding line groove 3 and the sliding closure 7, and tissue holding tank 14 is the space region that the one end by colluding line groove 3 and the one end cooperation of sliding closure 7 formed, and suture spacing groove 21 has been seted up to the inside position department of sliding closure 7, has reached and has made the opening degree of tissue holding tank 14 can remove the purpose that changes along with sliding closure 7.

In fig. 4: the position of one end surface of the movable rod 30 is fixedly provided with a press stop 27, the other end of the movable rod 30 movably penetrates through the side surface of the handle 1, and the position of the other end of the movable rod 30 is fixedly provided with a press button 2, so that the press stop 27 extrudes the fixed wire wheel, and the purpose of conveniently controlling the outgoing wire of the wire wheel 17 is achieved.

In fig. 1 and 2: the inside position department of sliding closure 7 is fixed and is provided with hollow through-hole, and sliding closure 7 is linked together with exhaust and blood discharge hole seat 8, and the position department is fixed and is provided with sealed pad 20 between exhaust and blood discharge hole seat 8 and the block 9, and sealed pad 20 is the component of taking rubber as the material to make, has reached the purpose of reinforcing the leakproofness between exhaust and blood discharge hole seat 8 and the block 9.

In fig. 1 and 2: the fixed shaft pin 12 is fixedly arranged at the side position of the fixed plate 19, the threaded rod 10 movably penetrates through two ends of the fixed shaft pin 12, the rotating handle 11 is fixedly arranged at one end of the threaded rod 10, and the anti-slip stripes 18 are uniformly arranged at the side position of the rotating handle 11 at intervals, so that the purpose of conveniently controlling the sliding cover 7 to move is achieved.

The utility model discloses a theory of operation is: when the suturing instrument is used, firstly, a suture is wound in the winding groove 5 along a profile path, then, one end of the suture is clamped and tensioned by the wire clamping component 15, the rotating handle 11 is operated according to actual conditions, when the rotating handle 11 drives the threaded rod 10 to rotate, the other end of the threaded rod 10 is in threaded connection with one end of the sliding cover 7 through the threaded groove 22, the sliding cover 7 is in sliding connection with the instrument body 13 through the matching of the sliding block 24 and the sliding groove 25, the threaded rod 10 rotates to drive the sliding cover 7 to move, the tissue accommodating groove 14 is a space area formed by matching one end of the wire hooking groove 3 and one end of the sliding cover 7, the opening degree of the tissue accommodating groove 14 can be adjusted by controlling the axial movement of the sliding cover 7, finally, the distal end part of the instrument body 13 is sent into a patient through a tissue gap, one side tissue is positioned in the tissue accommodating groove 14 as much as possible, the suture passes through the tissue in the tissue, at the moment, the pressing button 2 is pressed by a finger, the pressing piece 27 presses the thread wheel 17 to stop rotating, so that the thread can temporarily maintain a tightened state, when the thread needs to be used, the pressing button 2 is loosened, the pressing piece 27 is far away from the thread wheel 17 along the axial direction under the action of the elastic force of the spring 26, the thread wheel 17 can continue to thread out, the hooked thread is wound into the thread limiting groove 21 on the sliding cover 7, the needle tip of the sewing needle 6 penetrates through the other side tissue in the tissue accommodating groove 14 after the body 13 rotates to tighten the thread again and reaches the thread hooking groove 3, the hooked thread proximal end is pulled out, the stitching instrument is withdrawn, and finally the thread is knotted to close the tissue gap.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An adjustable endoscopic tissue stitching instrument comprises an instrument body (13) and a sliding cover (7) arranged at the upper end of the instrument body (13), and is characterized in that a thread hooking component (4) is fixedly arranged at the front end of the instrument body (13), the thread hooking component (4) comprises a thread winding groove (5) and a thread hooking groove (3) fixedly arranged at the upper end of the thread winding groove (5), a stitching needle (6) is fixedly arranged at the front end of the sliding cover (7), a handle (1) is fixedly arranged at the bottom end of the instrument body (13), a fixed shaft (16) is fixedly arranged at the inner position of the handle (1), a thread wheel (17) is fixedly connected to the outer side surface of the fixed shaft (16), a thread pressing clamp component (15) is fixedly arranged at one side position of the inner part of the handle (1) close to the thread wheel (17), and the thread pressing clamp component (15) comprises a movable rod (30) and a movable baffle (29), the fixed both sides that set up at movable rod (30) of adjustable fender (29), the fixed stop (28) that is provided with of inside position department of handle (1), fixedly connected with spring (26) between fixed stop (28) and adjustable fender (29), the upper end fixed surface of sliding closure (7) is provided with exhaust and arranges blood hole seat (8), the upper end position department of exhaust and arranging blood hole seat (8) is fixed and is provided with block cap (9), the fixed threaded rod (10) that is provided with of one end of sliding closure (7), the fixed plate (19) that is provided with in one side upper end of ware body (13).

2. The adjustable endoscopic tissue stapler according to claim 1, wherein the surface position of the sliding cover (7) is symmetrically and fixedly provided with a sliding block (24), the surface position of the upper end of the body (13) is symmetrically provided with two sliding grooves (25), and the sliding cover (7) is in sliding connection with the body (13) through the matching of the sliding block (24) and the sliding grooves (25).

3. The adjustable endoscopic tissue stapler according to claim 1, wherein a threaded groove (22) is formed at an inner position of the sliding cover (7), a through hole (23) is formed on the middle surface of the fixing plate (19), one end of the threaded rod (10) movably penetrates through the fixing plate (19) through the through hole (23), and the other end of the threaded rod (10) is in threaded connection with one end of the sliding cover (7) through the threaded groove (22).

4. The adjustable endoscopic tissue stapler according to claim 1, wherein a tissue accommodating groove (14) is provided between the hooking groove (3) and the sliding cover (7), the tissue accommodating groove (14) is a spatial region formed by matching one end of the hooking groove (3) with one end of the sliding cover (7), and a suture limiting groove (21) is provided at an inner position of the sliding cover (7).

5. The adjustable endoscopic tissue stapler according to claim 1, wherein a pressing member (27) is fixedly disposed at one end surface of the movable rod (30), the other end of the movable rod (30) movably penetrates through the side surface of the handle (1), and a pressing button (2) is fixedly disposed at the other end position of the movable rod (30).

6. The adjustable endoscopic tissue stapler according to claim 1, wherein a hollow through hole is fixedly disposed at an inner position of the sliding cover (7), the sliding cover (7) is communicated with the exhaust and blood discharge hole seat (8), a sealing gasket (20) is fixedly disposed at a position between the exhaust and blood discharge hole seat (8) and the cap (9), and the sealing gasket (20) is a member made of rubber.

7. the adjustable endoscopic tissue stapler according to claim 1, wherein a fixing shaft pin (12) is fixedly arranged at a side position of the fixing plate (19), the threaded rod (10) movably penetrates through two ends of the fixing shaft pin (12), one end of the threaded rod (10) is fixedly provided with a rotating handle (11), and anti-skid stripes (18) are uniformly arranged at side positions of the rotating handle (11) at intervals.