CN110652328A

CN110652328A - Knotter for stitching laparoscopic minimally invasive surgery

Info

Publication number: CN110652328A
Application number: CN201911093745.6A
Authority: CN
Inventors: 王春华; 李莹; 李志伟; 张佳锴; 张玲; 瞿淙; 魏岗
Original assignee: Changzhou Ankang Medical Equipment Co ltd
Current assignee: Changzhou Ankang Medical Equipment Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-01-07
Anticipated expiration: 2039-11-11
Also published as: CN110652328B

Abstract

The invention discloses a knotter for suturing in laparoscopic minimally invasive surgery, which comprises a pull rod seat, wherein rocker arms are arranged on the left side and the right side of the pull rod seat, a connecting frame is arranged on one side, away from the pull rod seat, of each rocker arm, a handle is arranged above the connecting frame, the connecting frame and the handle are connected through a connecting device, locking teeth are arranged on one side, close to the pull rod seat, of the handle, a plurality of clamping devices are arranged on the inner side of the handle, a pull rod is arranged below the pull rod seat, a clamp rod is arranged on the outer side of the pull rod, a supporting block is arranged on the outer side, close to the upper side, of the clamp rod, and a water inlet pipe; according to the invention, through the arrangement of the spring, the bracket, the hook and loop fastener and the rubber layer, the fingers of a doctor can be in closer contact with the handle of the knotter in the operation process, so that the knotter is prevented from sliding off due to various reasons, and the normal operation of the operation is further ensured.

Description

Knotter for stitching laparoscopic minimally invasive surgery

Technical Field

The invention belongs to the technical field of suturing, and particularly relates to a knotter for suturing a laparoscopic minimally invasive surgery.

Background

Suturing is to perform involution or reconstruction of a channel of a cut or traumatized and fractured tissue or organ to restore the function of the tissue or organ, is a basic condition for ensuring good healing, and is also one of important basic operation techniques of a surgical operation. Different methods are adopted to suture tissues and organs at different parts. Suturing can be performed with needle forceps, or with straight needles by hand, as well as skin staplers, and closures.

The prior art has the following problems: most of the existing knotters for laparoscopic minimally invasive surgery suture have the problems of easy falling and low practicability.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides a knotter for suturing a laparoscopic minimally invasive surgery, which has the characteristics of difficult falling and high practicability.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a peritoneoscope minimal access surgery sews up and uses knotter, includes the draw bar seat, the rocking arm is all installed to the left and right sides of draw bar seat, one side that the draw bar seat was kept away from to the rocking arm is provided with the link, the handle is installed to the top of link, be connected through connecting device between link and the handle, one side that the handle is close to the draw bar seat is provided with the lock tooth, a plurality of clamping device are installed to the inboard of handle, the below of draw bar seat is provided with the pull rod, the tong pole is installed in the outside of pull rod, the outside of tong pole is leaned on the top and is provided with the supporting block, the inlet tube is installed to one side of tong pole, the below of inlet tube is provided with sealed lid, fixed binding clip is installed to the below of pull rod, one side of fixed binding clip is provided with movable binding clip.

Preferably, clamping device includes spring, bracket, the subsides of magic son, the female subsides of magic and rubber layer, one side that the rubber layer is close to the handle is provided with the female subsides of magic, the female one side of pasting far away from the rubber layer of magic is provided with the subsides of magic son, the one side that the female subsides of magic was kept away from to the subsides of magic son is provided with the bracket, be connected through a plurality of springs between bracket and the handle.

Preferably, the connecting device comprises a nut, a screw rod, a threaded hole and a magnet, the screw rod is arranged on the inner side of the threaded hole, the screw is arranged at the position, close to the center, of the screw rod, the nut is arranged on the outer side of the screw, and the screw rod is connected with the connecting frame through the two magnets.

Preferably, the clamp rod is fixedly connected with the water inlet pipe in a welding mode.

Preferably, the outer diameter of the pull rod is smaller than the inner diameter of the clamp rod.

Preferably, both ends of the spring are respectively connected with the bracket and the handle.

Preferably, the shape and size of one side of the magic female close to the rubber layer are the same as those of one side of the rubber layer close to the magic female.

Preferably, the movable tong head and the tong teeth are designed in an integrated manner.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the arrangement of the spring, the bracket, the hook and loop fastener and the rubber layer, the fingers of a doctor can be in closer contact with the handle of the knotter in the operation process, so that the knotter is prevented from sliding off due to various reasons, and the normal operation of the operation is further ensured.

2. According to the knotter, the nut, the screw rod, the threaded hole and the magnet are arranged, so that the handle of the knotter or a structure below the handle can be detached and replaced in time when damaged, the recovery performance of the knotter is improved, and the practicability of the knotter is enhanced.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of the present invention at FIG. 1A;

FIG. 3 is a schematic view of the structure of FIG. 1B according to the present invention.

In the figure: 1. a handle; 2. a clamping device; 21. a spring; 22. a bracket; 23. a magic tape; 24. a magic female sticker; 25. a rubber layer; 3. locking teeth; 4. a connecting device; 41. a nut; 42. a screw; 43. a screw; 44. a threaded hole; 45. a magnet; 5. a pull rod seat; 6. a rocker arm; 7. a water inlet pipe; 8. a sealing cover; 9. a clamp tooth; 10. a movable binding clip; 11. fixing the binding clip; 12. a clamp lever; 13. a pull rod; 14. a support block; 15. and a connecting frame.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-3, the present invention provides the following technical solutions: a knotter for suturing in laparoscopic minimally invasive surgery comprises a pull rod seat 5, rocker arms 6 are mounted on the left side and the right side of the pull rod seat 5, a connecting frame 15 is arranged on one side, away from the pull rod seat 5, of each rocker arm 6, a handle 1 is mounted above the connecting frame 15, the connecting frame 15 is connected with the handle 1 through a connecting device 4, locking teeth 3 are arranged on one side, close to the pull rod seat 5, of the handle 1, a plurality of clamping devices 2 are mounted on the inner side of the handle 1, a pull rod 13 is arranged below the pull rod seat 5, a clamp rod 12 is mounted on the outer side of the pull rod 13, a supporting block 14 is arranged on the outer side, close to the upper side, of the clamp rod 12, a water inlet pipe 7 is mounted on one side of the clamp rod 12, a sealing cover 8 is arranged below the water inlet pipe 7, a fixed clamp head 11 is mounted below the pull rod 13, a movable clamp head 10.

In order to guarantee the normal work of clamping device 2, in this embodiment, preferably, clamping device 2 includes spring 21, bracket 22, the female subsides of magic 23, the female subsides of magic 24 and rubber layer 25, and one side that rubber layer 25 is close to handle 1 is provided with the female subsides of magic 24, and the female subsides of magic 24 one side of keeping away from rubber layer 25 is provided with the female subsides of magic 23, and the female one side of pasting 24 of magic is kept away from to the female subsides of magic 23 is provided with bracket 22, is connected through a plurality of springs 21 between bracket 22 and the handle 1.

In order to ensure the normal operation of the connecting device 4, in the present embodiment, preferably, the connecting device 4 includes a nut 41, a screw 42, a screw 43, a threaded hole 44 and a magnet 45, the screw 43 is disposed inside the threaded hole 44, the screw 42 is disposed near the center of the screw 43, the nut 41 is disposed outside the screw 42, and the screw 43 and the connecting frame 15 are connected by two magnets 45.

In order to ensure the normal operation, in this embodiment, the clamp rod 12 is preferably fixedly connected to the water inlet pipe 7 by welding.

In order to ensure the normal operation, in this embodiment, the outer diameter of the pull rod 13 is preferably smaller than the inner diameter of the clamp rod 12.

In order to ensure the proper operation of the clamping device 2, in the present embodiment, it is preferable that both ends of the spring 21 are connected to the bracket 22 and the handle 1, respectively.

In order to ensure the normal operation of the clamping device 2, in the present embodiment, it is preferable that the side of the female hook and loop fastener 24 close to the rubber layer 25 has the same shape and size as the side of the rubber layer 25 close to the female hook and loop fastener 24.

In order to ensure the normal operation, in the present embodiment, it is preferable that the movable binding clip 10 and the binding clip 9 are integrally designed.

The working principle and the using process of the invention are as follows: firstly, a circle of knot is formed at the tail end of a suture line for standby, then the two handles 1 are held and opened outwards to further drive the connecting frame 15 to be opened, the rocker arm 6 is immediately opened and pushes the pull rod seat 5 to move forwards to further drive the pull rod 13 on the inner side of the clamp rod 12, the movable clamp head 10 is opened outwards, a suture needle is placed between the movable clamp head 10 and the fixed clamp head 11 to close the two handles 1, the two handles 1 are locked through the lock teeth 3, the suture work is started, after the suture is finished, the sealing cover 8 is taken down, and disinfectant water is filled into the inner side of the clamp rod 12 through the water inlet pipe 7 for cleaning, and after the cleaning is finished, the work is finished. In the course of the work, handle 1 presss from both sides tightly through spring 21, bracket 22 and rubber layer 25 among the clamping device 2, guarantees that at the operation in-process, the knotter can not the landing, and when rubber layer 25 needed to be changed, accessible magic son pasted 23 and the female 24 of magic were changed. When the handle 1 or the structure below the handle is damaged, the nut 41, the screw 42, the screw rod 43, the threaded hole 44 and the magnet 45 in the connecting device 4 can be disassembled and assembled, so that the recycling performance and the practicability of the knotter are improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a knotter is used in sewing up of laparoscopic minimal access surgery, includes pull rod seat (5), its characterized in that: rocking arms (6) are installed on the left side and the right side of the pull rod seat (5), one side, away from the pull rod seat (5), of each rocking arm (6) is provided with a connecting frame (15), a handle (1) is installed above each connecting frame (15), each connecting frame (15) is connected with the corresponding handle (1) through a connecting device (4), one side, close to the corresponding pull rod seat (5), of each handle (1) is provided with a locking tooth (3), a plurality of clamping devices (2) are installed on the inner side of each handle (1), a pull rod (13) is arranged below each pull rod seat (5), a clamp rod (12) is installed on the outer side of each pull rod (13), a supporting block (14) is arranged on the outer side of each clamp rod (12) in a mode of leaning on the upper side, a water inlet pipe (7) is installed on one side of each clamp rod (12), a sealing cover (8) is arranged below each water inlet pipe (7), and a fixed clamp head (, one side of the fixed tong head (11) is provided with a movable tong head (10), and one side of the movable tong head (10) close to the fixed tong head (11) is provided with tong teeth (9).

2. The knotter for laparoscopic minimally invasive surgery suturing according to claim 1, wherein: clamping device (2) are including spring (21), bracket (22), the female subsides of magic (23), the female subsides of magic (24) and rubber layer (25), one side that rubber layer (25) are close to handle (1) is provided with the female subsides of magic (24), the female one side of pasting of magic (24) and keeping away from rubber layer (25) is provided with the female subsides of magic (23), the female one side of pasting of magic (24) of keeping away from of the female subsides of magic (23) is provided with bracket (22), be connected through a plurality of springs (21) between bracket (22) and handle (1).

3. The knotter for laparoscopic minimally invasive surgery suturing according to claim 1, wherein: the connecting device (4) comprises a nut (41), a screw (42), a screw rod (43), a threaded hole (44) and a magnet (45), the screw rod (43) is arranged on the inner side of the threaded hole (44), the screw rod (42) is arranged at the position, close to the center, of the screw rod (43), the nut (41) is arranged on the outer side of the screw rod (42), and the screw rod (43) is connected with the connecting frame (15) through the two magnets (45).

4. The knotter for laparoscopic minimally invasive surgery suturing according to claim 1, wherein: the clamp rod (12) is fixedly connected with the water inlet pipe (7) in a welding mode.

5. The knotter for laparoscopic minimally invasive surgery suturing according to claim 1, wherein: the outer diameter of the pull rod (13) is smaller than the inner diameter of the clamp rod (12).

6. The knotter for laparoscopic minimally invasive surgery suturing according to claim 2, wherein: two ends of the spring (21) are respectively connected with the bracket (22) and the handle (1).

7. The knotter for laparoscopic minimally invasive surgery suturing according to claim 2, wherein: the shape and size of one side of the magic female tape (24) close to the rubber layer (25) are the same as those of one side of the rubber layer (25) close to the magic female tape (24).

8. The knotter for laparoscopic minimally invasive surgery suturing according to claim 1, wherein: the movable tong head (10) and the tong teeth (9) are designed in an integrated manner.