CN212369055U

CN212369055U - Puncture sheath of abdominal cavity puncture stitching instrument

Info

Publication number: CN212369055U
Application number: CN202020555143.XU
Authority: CN
Inventors: 相亭海
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-12
Filing date: 2020-04-15
Publication date: 2021-01-19
Anticipated expiration: 2030-04-15
Also published as: CN112075979A

Abstract

The utility model relates to a puncture sheath of an abdominal puncture stitching instrument, which belongs to medical instruments and is suitable for closing abdominal wall puncture and puncture hole stitching in laparoscopic surgery. Including entering portion, air inlet portion and tube-sheath portion, there is the draw-in groove entry top, and the lateral wall has the location passageway, and there is air inlet portion lateral wall below, and the inside seal assembly that has inlayed of entering portion, distal end and the tubular tube-sheath portion of circle are connected. The sheath part is provided with a glue film, a round hole, a spiral structure and a concave structure. The location passageway has two, and symmetric distribution is in the lateral wall of entering portion. The downward and inward inclined lines are respectively corresponding to the round hole of the sheath part and the near end of the concave structure on a straight line. The air inlet part comprises an air inlet and an air blocking valve, the near end of the sheath part is provided with round holes which are symmetrically distributed, and the surfaces of the round holes are covered by glue films. The utility model discloses an improvement to original air inlet portion both can accomplish the puncture stomach wall, also can utilize the puncture crochet hook to sew up stomach wall puncture hole.

Description

Puncture sheath of abdominal cavity puncture stitching instrument

Technical Field

The utility model relates to a body cavity wall tissue puncture and stitching instrument, it belongs to medical instrument, and abdominal wall tissue puncture and the sewing up of puncture hole after the operation are closed when being applicable to laparoscopic surgery, and specifically speaking is a can accomplish the sutural device of body cavity puncture and postoperative puncture hole simultaneously in laparoscopic surgery process.

Background

In the surgical operation process, a large number of laparoscopic minimally invasive techniques are adopted and widely applied to various fields of thoracic surgery, abdominal surgery, urinary surgery, gynecology and the like, the laparoscopic minimally invasive techniques not only have small wounds and avoid traditional large incisions at the operation parts, but also enable the operation parts to be more attractive, patients can move out of bed earlier without worrying about incision cracking, and the recovery of postoperative patients is accelerated. The invention is described by taking laparoscopic surgery as an example, in the process of laparoscopic minimally invasive surgery, firstly, a body cavity is punctured to establish a carbon dioxide pneumoperitoneum, a puncture outfit (such as Trocar) is used for puncturing to enter the body cavity after the pneumoperitoneum is established, then instruments such as an observation light source, a grasping forceps, an electrocoagulation hook, an ultrasonic knife and the like are placed for surgery, and after the surgery is completed, a puncture hole needs to be sutured to prevent active bleeding or incisional rupture from forming hernia. The existing laparoscopic instruments are usually that after the laparoscopic surgery is finished, all puncture devices are firstly pulled out, and then all puncture holes are sutured, because the abdominal wall is thick, the narrow and deep puncture holes are difficult to suture the peritoneum or deep muscular tissues manually, the time for operation is usually long, and the suturing is incomplete.

The existing deep fascia suture instrument (application number 201610569430.4) and an abdominal cavity puncture instrument belong to two different instruments and need to be used independently, so that the cost of the surgical instrument is increased on one hand, and the use process is more complicated on the other hand.

SUMMERY OF THE UTILITY MODEL

The utility model discloses can overcome above-mentioned weak point, provide a puncture sheath of stomach wall puncture stitching instrument, it can accomplish the abdominocentesis simultaneously and the process is sewed up with the puncture hole, and the puncture sheath comprises entering into portion, air inlet portion and tube sheath portion. After the operation is finished, the puncture sheath does not need to be pulled out, the suture line can be brought into the abdominal cavity by the puncture hook line needle through the puncture sheath tube wall side hole (positioning channel), the positioning channel can be positioned at the inlet part of the puncture sheath or the tube sheath part or the joint of the inlet part and the tube sheath part, then the puncture hook line needle is inserted into the other side positioning channel to hook the suture line out of the abdominal cavity, the suture line can be knotted in vitro, the suture of the abdominal wall deep tissue is exact, the incision bleeding or the split is prevented, the wound is healed quickly, and the pain of a patient is reduced.

A puncture sheath of an abdominal cavity puncture stitching instrument is realized by adopting the following technical scheme:

the puncture sheath is including entering the portion, admit air portion and tube-sheath portion, there is circular entry the portion top of entering the portion, and there is the draw-in groove both sides, and the lateral wall has the location passageway, and the inside seal assembly that has inlayed of entering the portion, the portion of admitting air is connected with entry portion below lateral wall, tube-sheath portion is connected with the distal end of entering the portion, and tube-sheath portion has glued membrane, round hole, helical structure and spill structure.

Further, there are two draw-in grooves, and the symmetry distributes above the entering part.

Furthermore, the locating channel has two, and the symmetric distribution is in the lateral wall of entering part. The positioning channel is inclined downwards and inwards and is respectively corresponding to the round hole of the sheath part and the near end of the concave structure on a straight line.

Further, the air inlet part comprises an air inlet and a choke valve, a fan bin is arranged behind the choke valve, a fan is arranged in the bin, the air inlet is connected with the choke valve, and the choke valve is connected with the fan bin and then connected to the side wall of the lower end of the inlet part.

Furthermore, the near end of the sheath part is provided with round holes which are symmetrically distributed, and the surfaces of the round holes are covered by glue films, so that air leakage is avoided.

Further, the middle part of the sheath part is provided with a spiral-like structure.

Further, the far end of the tube sheath part is provided with a concave structure which is symmetrically distributed. The distal end of the concave structure is opened on the inclined plane of the distal end of the tube sheath part.

Further, the far end of the tube sheath part is of a bevel structure.

The utility model provides a puncture sheath of abdominal cavity puncture stitching instrument, includes the entering part, air inlet portion and tube-sheath portion, its characterized in that, there is the entry in the entering part upper end, and entering part and/or tube-sheath portion are equipped with the location passageway, round hole and glued membrane, tube-sheath portion distal end has the spill structure, entering part side is connected with air inlet portion, and the distal end is connected with tube-sheath portion.

Furthermore, a sealing air blocking device is arranged in the inlet part, and clamping grooves are formed in two sides of the inlet.

Furthermore, the locating channels are arranged on the outer sides of the inlet part and/or the sheath part, the locating channels are respectively corresponding to the round holes, and the top ends of the concave structures are on the same straight line.

Further, the air inlet portion has an air inlet and a choke valve.

Furthermore, the middle part of the sheath part is provided with a spiral structure, and the far end is an inclined plane structure.

Furthermore, the inlet part and/or the tube sheath part are/is provided with round holes, the round holes or the positioning channels are covered by adhesive films, the far end of the tube sheath part is provided with a concave structure, and the far end of the concave structure is opened on the inclined plane of the far end of the tube sheath part.

An abdominal cavity puncture and suture instrument is characterized in that:

1. simultaneously has two functions of abdominal puncture before operation and puncture hole suture after operation.

2. Simple structure, convenient operation can satisfy the demand of sewing up of not equidimension puncture hole, and all sewing up the operation and all accomplish under the peritoneoscope looks straight, can not injure the organ in the abdominal cavity.

Drawings

The invention will be further explained with reference to the drawings.

Fig. 1 is a schematic structural view of a puncture sheath of an abdominal cavity puncture stitching instrument.

FIG. 2 is a schematic view of the abdominal wall structure sutured by the puncture sheath of the abdominal cavity puncture suturing device.

In the figure: 1. a positioning channel; 2. puncturing a crochet hook; 3. a card slot button; 4. a circular hole; 5. a card slot; 6. a fan; 7. a choke valve; 8. an air inlet; 9. a concave structure; 10. a suture; 11. a glue film; 12. an inlet; 13. a helical structure.

Detailed Description

The following description is provided to disclose the invention so that others skilled in the art may practice it. The preferred embodiments described below are intended as examples only, and other obvious modifications will occur to those skilled in the art, and the generic principles defined in the following description may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit or scope of the novel features of the invention.

It is to be understood that the terms "a" and "an" are to be interpreted as meaning "at least one" or "one or more," i.e., that a single element may be present in one embodiment, while a plurality of elements may be present in another embodiment, and the terms "a" and "an" are not to be interpreted as limiting the number.

The puncture sheath needs to be matched with the puncture core for use to complete the abdominal wall puncture process, and the puncture sheath needs to be matched with the puncture crochet needle for use to complete the abdominal wall puncture hole suture process.

Referring to fig. 1 and 2, the puncture sheath includes an inlet portion, an air inlet portion, and a sheath portion, the inlet portion is substantially in the shape of an elliptical cylinder, the upper end of the inlet portion has an inlet opening 12, the interior of the inlet portion is hollow, a sealing member made of rubber/latex is provided in the inlet portion, and the sealing member is fixed in the inlet portion. The clamping groove 5 can be embedded and fixed with the clamping teeth of the puncture core, the clamping groove button 3 is horizontally pushed to enable the embedding to be loosened, the puncture core is taken out, and a spring is arranged in the clamping groove button 3.

The inlet part is provided with two positioning channels 1 which are symmetrically distributed on the side wall of the inlet part, the positioning channels are thin tube-shaped structures with enough length, the downward inner side is inclined, and the puncture crochet hook needle 2 passing through the positioning channels and the round hole 4 and the concave structure 9 of the sheath part are ensured to be on the same straight line. Location passageway 1, round hole 4, glued membrane 11 can be established and is entered into the department or pipe sheath portion or enter into department and pipe sheath portion combination department, or establish respectively and enter into department or pipe sheath portion, in this embodiment, preferably, establish location passageway 1 and enter into the department, and round hole 4 is established in pipe sheath portion, and glued membrane 11 covers on round hole 4. The positioning channel 1, the round hole 4 and the adhesive film 11 are opposite to the top end of the concave structure 9 on the opposite side and are on the same straight line.

The air inlet part comprises an air inlet 8 and a choke valve 7, a fan bin is arranged behind the choke valve, a fan 6 is arranged in the bin, the air inlet 8 is connected with the choke valve 7, and the choke valve 7 is connected with the fan bin and then connected onto the side wall of the lower end of the inlet part. When carbon dioxide air flow passes through the puncture suturing device, the fan can be driven to rotate, the puncture suturing device is shown to enter the abdominal cavity, and the abdominal wall puncture success becomes visual.

The tube sheath part is in a hollow tubular shape and is upwards connected with the inlet part, the upper section of the tube wall is provided with a round hole 4, the surface of the round hole is covered by an adhesive film 11 to avoid air leakage, the surface of the middle tube wall is provided with a spiral structure 13 to increase the friction force with abdominal wall tissues, the lower tube wall is provided with concave structures 9 which are symmetrical with each other and correspond to the round hole 4 at the upper end, the far end of each concave structure is opened on an inclined plane, and the far end of the tube sheath part is an inclined plane to.

In the process of carrying out abdominal wall puncture suture, a puncture suture needle 2 penetrates through a positioning channel 1 in a closed state, a grabbing tooth of the puncture suture needle is opened, a suture is clamped and then closed, a tape thread penetrates through a glue film 11, a round hole 4 penetrates through abdominal wall tissues punctured by a near end of a concave structure 9 and enters an abdominal cavity, the grabbing tooth is opened to leave one end of the suture in the abdominal cavity, the puncture suture needle 2 is taken out of the positioning channel 1 on the other side of a puncture sheath, the abdominal cavity is clamped by the glue film 11, the round hole 4, the near end of the concave structure 9 and the abdominal wall tissues, the suture in the abdominal cavity is clamped under the assistance of other surgical instruments, and the suture in the abdominal cavity is.

Of course, the present invention can have other various embodiments, and those skilled in the art can make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, but these corresponding changes and modifications should fall within the protection scope of the appended claims.

Claims

1. The utility model provides a puncture sheath of abdominal cavity puncture stitching instrument, its characterized in that, includes the entering part, air inlet portion and tube-sheath portion, there is circular entry mouth entering part top, and there is the draw-in groove both sides, and the lateral wall has the location passageway, and the inside seal assembly that has inlayed of entering part, air inlet portion is connected with the below lateral wall of entering part, tube-sheath portion is connected with the distal end of entering part, and tube-sheath portion has the glued membrane, round hole, helical structure and spill structure.

2. A puncture sheath for a laparoscopic puncture suture instrument according to claim 1, wherein: the card slot has two, distributes in the both sides of entry symmetrically.

3. A puncture sheath for a laparoscopic puncture suture instrument according to claim 1, wherein: the location passageway has two, and symmetric distribution is in the lateral wall of entering portion.

4. A puncture sheath for a laparoscopic puncture suture instrument according to claim 1, wherein: the air intake portion includes an air intake port and a choke valve.

5. A puncture sheath for a laparoscopic puncture suture instrument according to claim 1, wherein: the near end of the sheath part is provided with round holes which are symmetrically distributed, and the surfaces of the round holes are covered by glue films.

6. A puncture sheath for a laparoscopic puncture suture instrument according to claim 1, wherein: the middle part of the sheath part is provided with a spiral structure.

7. A puncture sheath for a laparoscopic puncture suture instrument according to claim 1, wherein: the far end of the tube sheath part is provided with concave structures which are symmetrically distributed, and the far ends of the concave structures are opened on the inclined plane of the far end of the tube sheath part.

8. A puncture sheath for a laparoscopic puncture suture instrument according to claim 1, wherein: the far end of the sheath part is of an inclined plane structure.

9. The utility model provides a puncture sheath of abdominal cavity puncture stitching instrument, includes the entering part, air inlet portion and tube-sheath portion, its characterized in that, there is the entry in the entering part upper end, and entering part and/or tube-sheath portion are equipped with the location passageway, round hole and glued membrane, tube-sheath portion distal end has the spill structure, entering part side is connected with air inlet portion, and the distal end is connected with tube-sheath portion.

10. A puncture sheath for a laparoscopic puncture stapler according to claim 9, wherein: the inside sealed choke device that has of entering portion, entry both sides have the draw-in groove.

11. A puncture sheath for a laparoscopic puncture stapler according to claim 9, wherein: the locating channel has two, sets up in the outside of joining in marriage the portion of portion and/or pipe sheath portion, and the locating channel respectively with corresponding round hole, the top of concave structure is on a straight line.

12. A puncture sheath for a laparoscopic puncture stapler according to claim 9, wherein: the air inlet part is provided with an air inlet and a choke valve.

13. A puncture sheath for a laparoscopic puncture stapler according to claim 9, wherein: the middle part of the sheath part is provided with a spiral structure, and the far end is an inclined plane structure.

14. A puncture sheath for a laparoscopic puncture stapler according to claim 9, wherein: the entrance part and/or the sheath part are/is provided with round holes, the round holes or the positioning channels are covered by adhesive films, the far end of the sheath part is provided with a concave structure, and the far end of the concave structure is opened on the inclined plane of the far end of the sheath part.