CN211511986U

CN211511986U - Disposable puncture outfit for laparoscope

Info

Publication number: CN211511986U
Application number: CN201922356300.4U
Authority: CN
Inventors: 赵荆璞; 陆卫华
Original assignee: Jiangsu Maslech Medical Technology Co ltd
Current assignee: Jiangsu Maslech Medical Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-18
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a disposable peritoneoscope is with puncture ware, including pjncture needle, puncture sleeve pipe, seal valve, pjncture needle handle, gas injection valve and choke valve, the seal valve sets firmly in puncture sleeve pipe's one end, gas injection valve is fixed to be set up on the seal valve, choke valve is fixed to be set up on gas injection valve, pjncture needle handle sets up in the one end of pjncture needle, and the other end of pjncture needle slides and imbeds in the puncture sleeve pipe, the one end sliding sleeve that the pjncture needle is close to the pjncture needle handle is equipped with rectangle sliding ring and reset spring, the rectangle sliding ring; through design rectangle sliding ring and reset spring, along with the increase to the puncture needle handle pressing depth, reset spring is compressed, presses the resistance increase, consequently through the pressing force degree of control thumb, can control the extension length of pjncture needle, ensures that pjncture needle and puncture cannula insert the patient abdominal cavity smoothly, reduces the destruction to patient's soft tissue as far as simultaneously, is favorable to the rapid healing of patient's wound.

Description

Disposable puncture outfit for laparoscope

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to disposable peritoneoscope is with puncture ware.

Background

The laparoscope puncture outfit is a medical instrument used in conjunction with laparoscopic surgery, the laparoscopic surgery is a minimally invasive surgery, is an endoscopic surgery for examination or treatment in a closed basin and an abdominal cavity, and is divided into diagnostic laparoscopic surgery and operative laparoscopic surgery, the laparoscope which is connected with a cold light source for illumination is inserted into the abdominal cavity through a tiny incision of the abdominal wall, and is connected with a camera system, and organs in a pelvic cavity and the abdominal cavity are dissected and displayed under a monitoring screen.

The existing puncture outfit for the disposable laparoscope has the problems that in order to facilitate the pulling and inserting of a puncture needle, the puncture needle is directly embedded into a puncture sleeve, the extending length of a needle head of the puncture needle cannot be controlled in the operation and use process, the needle head of the puncture needle often extends to the maximum length, and the needle head extends too long and easily causes secondary injury to abdominal tissues of a patient, so that the wound healing of the patient is not facilitated, and therefore the puncture outfit for the disposable laparoscope is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disposable peritoneoscope is with puncture ware to solve the present disposable peritoneoscope that proposes in the above-mentioned background art and use puncture ware, there is the pulling out of the ease pjncture needle and insert, in the pjncture needle direct embedding puncture cover, can not control the syringe needle extension length of pjncture needle at the in-process that the operation was used, the syringe needle of pjncture needle often stretches out to the maximum length, and the syringe needle stretches out too long easy to cause secondary damage to patient's abdominal tissue, is unfavorable for the problem of patient's wound healing.

In order to achieve the above object, the utility model provides a following technical scheme: disposable peritoneoscope is with puncture ware, including pjncture needle, puncture sleeve pipe, seal valve, pjncture needle handle, gas injection valve and choke valve, the seal valve sets firmly in puncture sleeve pipe's one end, the gas injection valve is fixed to be set up on the seal valve, the choke valve is fixed to be set up on the gas injection valve, the pjncture needle handle sets up the one end at the pjncture needle, and the other end of pjncture needle slides to imbed in the puncture sleeve pipe, the one end slip cap that the pjncture needle is close to the pjncture needle handle is equipped with rectangle sliding ring and reset spring, the rectangle sliding ring sticiss with the seal valve mutually, reset spring's one end.

Preferably, a hexagonal prism is fixedly arranged at the joint of the puncture needle and the puncture needle handle, the rectangular sliding ring is an inner hexagonal sliding ring, the hexagonal prism is in sliding fit with the rectangular sliding ring, a rectangular groove is formed in the end part of the sealing valve, and the rectangular sliding ring is matched with the rectangular groove.

Preferably, the outer surface of the return spring is sleeved with a flexible hose, and two ends of the flexible hose are fixedly connected with the rectangular sliding ring and the puncture needle handle respectively.

Preferably, the puncture cannula is a transparent cannula, and the outer surface of the puncture cannula is provided with threads.

Preferably, the end part of the embedded end of the puncture cannula is provided with a conical surface.

Preferably, the outer surface of the puncture needle handle is provided with a cambered surface.

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

(1) through design rectangle sliding ring and reset spring, along with the increase to the puncture needle handle pressing depth, reset spring is compressed, presses the resistance increase, consequently through the pressing force degree of control thumb, can control the extension length of pjncture needle, ensures that pjncture needle and puncture cannula insert the patient abdominal cavity smoothly, reduces the destruction to patient's soft tissue as far as simultaneously, is favorable to the rapid healing of patient's wound.

(2) Through design hexagonal prism, interior hexagonal sliding ring and rectangle recess, the rotation of restriction pjncture needle reduces the puncture to the injury of patient, sets up the bellows, avoids causing the clamp to decrease to the hand, sets up transparent sleeve pipe, makes it visual, is convenient for observe, sets up the screw thread, prevents the puncture sleeve pipe slippage, sets up the circular conical surface, reduces puncture sleeve pipe and inserts the resistance and to the destruction to patient's soft tissue.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the telescopic hose of the present invention;

FIG. 3 is a schematic view of the structure of the puncture needle of the present invention;

in the figure: 1. puncturing needle; 2. a conical surface; 3. puncturing a cannula; 4. a sealing valve; 5. a rectangular slip ring; 6. a puncture needle handle; 7. a flexible hose; 8. an air injection valve; 9. a choke valve; 10. a return spring; 11. a hexagonal prism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: the disposable puncture outfit for the laparoscope comprises a puncture needle 1, a puncture sleeve 3, a sealing valve 4, a puncture needle handle 6, an air injection valve 8 and a choke valve 9, wherein the sealing valve 4 is fixedly arranged at one end of the puncture sleeve 3, the sealing valve 4 and the puncture sleeve 3 are fixedly integrated, a conversion head is not needed, the operation efficiency is improved, the air injection valve 8 is fixedly arranged on the sealing valve 4, the choke valve 9 is fixedly arranged on the air injection valve 8, the puncture needle handle 6 is arranged at one end of the puncture needle 1, the other end of the puncture needle 1 is slidably embedded in the puncture sleeve 3, one end of the puncture needle 1 close to the puncture needle handle 6 is slidably sleeved with a rectangular sliding ring 5 and a return spring 10, the rectangular sliding ring 5 is tightly pressed with the sealing valve 4, one end of the return spring 10 is fixedly connected with the rectangular sliding ring 5, the other end of the return spring is fixedly connected with the puncture needle handle, ensuring that the puncture needle 1 and the puncture cannula 3 are smoothly inserted into the abdominal cavity of the patient and reducing the secondary injury caused by the over-deep puncture of the puncture needle 1.

In this embodiment, a hexagonal prism 11 is fixedly arranged at the connection position of the puncture needle 1 and the puncture needle handle 6, the rectangular sliding ring 5 is an inner hexagonal sliding ring, the hexagonal prism 11 is in sliding fit with the rectangular sliding ring 5, a rectangular groove is formed in the end portion of the sealing valve 4, the rectangular sliding ring 5 is matched with the rectangular groove, and the hexagonal prism 11, the inner hexagonal sliding ring and the rectangular groove are arranged to prevent the rectangular sliding ring 5 and the hexagonal prism 11 from rotating.

In this embodiment, the outer surface of the return spring 10 is sleeved with the flexible hose 7, two ends of the flexible hose 7 are respectively fixedly connected with the rectangular sliding ring 5 and the puncture needle handle 6, the flexible hose 7 is arranged to protect the return spring 10, and the hand is prevented from being damaged by clamping in the use process.

In this embodiment, the puncture cannula 3 is a transparent cannula, and the outer surface of the puncture cannula 3 is provided with a thread, and the transparent cannula is arranged to make it visible and convenient for observation.

In this embodiment, the end of the insertion end of the puncture cannula 3 is provided with the conical surface 2, and the conical surface 2 is arranged, so that the resistance to the insertion of the puncture cannula 3 into the abdominal cavity and the damage to the soft tissue of the patient are reduced.

In this embodiment, the outer surface of the puncture needle handle 6 is set to be an arc surface, and the arc surface is arranged, so that the comfort level of the thumb pressing the puncture needle handle 6 is improved, and the use is convenient.

The utility model discloses a theory of operation and use flow: when in use, the sealing valve 4 is held by hands, the double-layer sealing membrane is arranged in the sealing valve 4, the sealing performance is strong, the puncture needle 1 is embedded into the puncture sleeve 3 through the thumb, then the puncture needle 1 is aligned with the corresponding position of the abdomen of the patient, the puncture needle handle 6 is pressed downwards, the puncture needle 1 is pushed by the puncture needle handle 6 to be inserted into the abdominal cavity of the abdomen of the patient, meanwhile, the puncture cannula 3 is embedded into the abdominal cavity, the puncture needle handle 6 extrudes the rectangular sliding ring 5 through the return spring 10, the return spring 10 is compressed, if the extension length of the puncture needle 1 is not enough, the embedding into the abdominal cavity is difficult, the puncture needle handle 6 can be pressed downwards with little force, the extension length of the puncture needle 1 is controlled by controlling the pressing degree of the thumb, the puncture needle 1 and the puncture cannula 3 are ensured to be inserted into the abdominal cavity of the patient smoothly, the secondary injury caused by the over-deep puncture of the puncture needle 1 is reduced, and the rapid healing of the wound of the patient is facilitated;

through setting up hexagonal prism 11, hexagonal sliding ring and rectangle recess in, avoid rectangle sliding ring 5 and hexagonal prism 11 to rotate, and then restriction pjncture needle 1's rotation, the injury that causes patient's soft tissue when reducing pjncture needle 1 puncture, set up bellows 7, protect reset spring 10, avoid it to cause the clamp to decrease the in-process of using, set up transparent sleeve, make it visual, be convenient for observe, set up the screw thread, be convenient for puncture sleeve 3 and patient's relative fixation between the soft tissue, prevent puncture sleeve 3 slippage, set up conical surface 2, resistance and the destruction to patient's soft tissue when reducing puncture sleeve 3 and inserting the abdominal cavity.

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. Disposable peritoneoscope is with puncture ware, including pjncture needle (1), puncture sleeve pipe (3), seal valve (4), pjncture needle handle (6), gas injection valve (8) and choke valve (9), its characterized in that: seal valve (4) set firmly the one end at puncture sleeve pipe (3), gas injection valve (8) are fixed to be set up on seal valve (4), choke valve (9) are fixed to be set up on gas injection valve (8), pjncture needle handle (6) set up the one end at pjncture needle (1), and in the other end of pjncture needle (1) slides and imbeds puncture sleeve pipe (3), the one end slip cap that pjncture needle (1) is close to pjncture needle handle (6) is equipped with rectangle sliding ring (5) and reset spring (10), rectangle sliding ring (5) sticiss with seal valve (4) mutually, the one end and rectangle sliding ring (5) fixed connection of reset spring (10), the other end and pjncture needle handle (6) fixed connection.

2. The single use laparoscopic puncture instrument according to claim 1, wherein: the puncture needle is characterized in that a hexagonal prism (11) is fixedly arranged at the joint of the puncture needle (1) and the puncture needle handle (6), the rectangular sliding ring (5) is an inner hexagonal sliding ring, the hexagonal prism (11) is in sliding fit with the rectangular sliding ring (5), a rectangular groove is formed in the end part of the sealing valve (4), and the rectangular sliding ring (5) is matched with the rectangular groove.

3. The single use laparoscopic puncture instrument according to claim 1, wherein: the outer surface of the reset spring (10) is sleeved with a flexible hose (7), and two ends of the flexible hose (7) are fixedly connected with the rectangular sliding ring (5) and the puncture needle handle (6) respectively.

4. The single use laparoscopic puncture instrument according to claim 1, wherein: the puncture cannula (3) is a transparent cannula, and the outer surface of the puncture cannula (3) is provided with threads.

5. The single use laparoscopic puncture instrument according to claim 1, wherein: the end part of the embedded end of the puncture sleeve (3) is provided with a conical surface (2).

6. The single use laparoscopic puncture instrument according to claim 1, wherein: the outer surface of the puncture needle handle (6) is an arc surface.