CN218419973U

CN218419973U - Under-mirror forceps convenient to clean

Info

Publication number: CN218419973U
Application number: CN202221101444.0U
Authority: CN
Inventors: 赵延治; 胡霄洋; 陈奕丹; 赵成亮; 刘志新
Original assignee: Yanshan University
Current assignee: Yanshan University
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2023-02-03
Anticipated expiration: 2032-05-09

Abstract

The utility model relates to a pair of under-mirror forceps convenient to clean, which comprises a connecting device, a forceps head part and a handle part; the first end of the connecting device is connected with the head part of the pliers, and the second end of the connecting device is connected with the handle part; the connecting device comprises a sleeve and a connecting rod, wherein a front sealing ring and a rear sealing ring are arranged at two ends of the sleeve respectively, the front sealing ring is arranged at the first end of the sleeve, the rear sealing ring is arranged at the second end of the sleeve, the connecting rod is arranged in the sleeve, the connecting rod penetrates through the middle positions of the two sealing rings in the sleeve, and a cleaning opening and a water outlet are formed in the side wall of the sleeve. The utility model discloses convenient to use, the structure is reliable, can realize the washing alone to the sheathed tube, also can be convenient for jaw spare, sleeve pipe and handle components's quick dismantlement back, carries out rinse thoroughly to each part of pincers under the mirror, reduces the complication that postoperative patient causes because of surgical instruments is unclean.

Description

Under-mirror forceps convenient to clean

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a pincers under mirror convenient to wash.

Background

In recent years, along with the continuous and deep development of minimally invasive technology, the clinical application rate of endoscopic surgery developed based on the minimally invasive technology is higher and higher. The endoscopic surgery has the advantages of small wound, less perioperative adverse reaction, short postoperative recovery time and the like, and has higher and higher clinical application rate. The endoscopic forceps are common tools in endoscopic surgery, are mainly used for endoscopic tissue forceps and have the characteristics of generally high price, complex internal structure, precision and the like. Because of the existence of a narrow passage inside the medical device, contaminants can enter the medical device during operation, and therefore, the medical device always troubles a plurality of medical workers after the operation of cleaning and sterilizing.

The cleaning of the existing scope lower forceps is usually performed by injecting high-pressure water into the tail end of a tube cavity so as to clean stains inside the tube cavity, however, the inner diameter of the tube cavity of the scope lower forceps is too small, the length of the tube cavity is long, the tube cavity is opened in a single direction, flushing waste liquid of a high-pressure water gun is difficult to discharge, and the stains are difficult to clean.

The patent granted and announced for CN 208339568U provides a quick-release endoscope minimally invasive surgical forceps, a sleeve and a forceps head part can be integrally detached, but the handle part of the surgical instrument needs to clamp and position the forceps head and the forceps handle part, so the structure is more complex, and the cleaning is not easy.

SUMMERY OF THE UTILITY MODEL

For solving the defect that exists among the above-mentioned prior art, the utility model discloses each partial spare part of pincers under the mirror that exists when washing to current pincers under the mirror can not carry out rinse-fast problem, through pincers head seat, nut and back nut dog and connecting device's the connected set up and pull out the connected mode of inserting fast and realize the high-speed joint between the subassembly, be provided with the washing mouth simultaneously on connecting device's sleeve pipe, the washing mouth can make things convenient for high-pressure squirt to wash the flowing back, realize carrying out rinse-fast to each partial part of pincers under the mirror after the operation to reduce postoperative patient because of the unclean complication that causes of surgical instruments.

Specifically, the utility model provides a following technical scheme: the utility model provides a pair of under-lens forceps convenient to clean, which comprises a connecting device, a forceps head part and a handle part; the first end of the connecting device is connected with the head part of the pliers, and the second end of the connecting device is connected with the handle part;

the connecting device comprises a sleeve and a connecting rod, wherein a front sealing ring and a rear sealing ring are respectively arranged at two ends of the sleeve, the front sealing ring is arranged at the first end of the sleeve, the rear sealing ring is arranged at the second end of the sleeve, the connecting rod is arranged inside the sleeve, the connecting rod penetrates through the middle position of the two sealing rings in the sleeve, a cleaning opening and a water outlet are formed in the side wall of the sleeve, the first end of the connecting rod is in a threaded structure, the threaded structure is in threaded connection with the caliper head part, and the second end of the connecting rod is connected with the handle part through a guide pin;

the clamp head part comprises a pushing nut, a connecting assembly, a clamp head seat and a clamping jaw, the pushing nut and the connecting assembly are arranged inside a first end of the clamp head seat, the first end of the clamp head seat is inserted into the front sealing ring, a second end of the clamp head seat is connected with the side wall of an operating end of the clamping jaw, the first end of the pushing nut is connected with a first end of the connecting rod, the second end of the pushing nut is connected with the first end of the connecting assembly, and the second end of the connecting assembly is connected with the end head of the operating end of the clamping jaw;

the handle part comprises a clamp handle, a screw cap, a back nut stop dog, a handle and a steel wire spring, the screw cap and the back nut stop dog are arranged at the first end of the clamp handle, the handle is arranged at the second end of the clamp handle, the back nut stop dog is inserted into the inside of the handle, the screw cap sleeve is arranged at the end, inserted by the back nut stop dog, of the outer side of the handle, the handle comprises a front handle and a back handle, the front handle is fixedly connected with the clamp handle, the back handle is inserted into the inside of the clamp handle, the back handle is inserted into the clamp handle through a guide pin, the side wall of the clamp handle is connected with the clamp handle, the back handle is inserted into one end of the clamp handle, the connecting rod is connected with the guide pin, the first end of the steel wire spring is connected with the front handle, and the second end of the steel wire spring is connected with the back handle.

Furthermore, the first end of the steel wire spring is connected with the front handle through a ball sliding block.

Furthermore, when the spring of the steel wire spring is in a compressed state, the front handle is in contact with the rear handle, and the clamping jaw is in a closed state; when the steel wire spring is in a relaxed state, the front handle and the rear handle are separated, and the clamping jaw is in an open state.

Further, the clamping jaw includes first clamping jaw and second clamping jaw, first clamping jaw with the second clamping jaw symmetry sets up, evenly be provided with a plurality of protruding structures on the lateral wall of first clamping jaw and second clamping jaw respectively.

Further, the length of the connecting rod is larger than that of the sleeve.

Further, the diameter of the first end of the pliers head seat is smaller than that of the central hole of the front sealing ring.

Furthermore, the sleeve pipe is of a hollow structure, the cleaning opening is formed in the side wall of one end, close to the handle part, of the sleeve pipe, and the water outlet is formed in the side wall of one end, close to the head part, of the sleeve pipe.

Further, the diameter of the cleaning opening is larger than that of the output end of the high-pressure water spray gun.

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

1. the utility model discloses a jaw spare and hand end part and connecting device's pull out plug-in type connected mode realizes the quick dismantlement between each subassembly, relies on the setting of preceding sealing washer and back sealing washer simultaneously, increases the bulk strength between each adapting unit for this device is at the in-process of operation, the phenomenon that can not appear droing, sets up the threaded rod simultaneously in connecting device, through screw thread and pilot pin respectively with jaw spare and hand end part's being connected, further reinforcing the wholeness between each part.

2. The utility model provides a connecting device's sleeve pipe is the fretwork design, and the cover pipe has seted up the washing mouth on the lateral wall of the one end of being connected with the hand member, and the outlet has been seted up to the sleeve pipe on the lateral wall of the one end of being connected with the tong head member, can carry out high-pressure washing to the sleeve pipe when the spot is less, and waste water can be discharged from the outlet, when guaranteeing clean, shortens the scavenging period.

3. The utility model discloses a steel wire spring sets up in the front on the lateral wall of handle and back handle for more convenient quick in whole washing, can not increase the abluent degree of difficulty because of the spring is complicated, realize quick cleaning.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an external view of the present invention;

FIG. 2 is a schematic view of the present invention;

FIG. 3 is a schematic view of the structure of the casing according to the present invention;

fig. 4 is an exploded view of the present invention.

Reference numerals: 1-a jaw part, 11-a jaw seat, 12-a pushing nut, 13-a front sealing ring, 14-a first jaw, 15-a second jaw, 16-a connecting component, 2-a sleeve, 3-a handle part, 31-a rear nut stop, 32-a nut, 33-a front handle, 34-a rear handle, 35-a jaw handle, 36-a rear sealing ring, 37-a ball sliding block, 38-a steel wire spring and 39-a connecting rod.

Detailed Description

The technical solution of the present invention will be described clearly and completely through the following detailed description. It is to be understood that the embodiments described are only some embodiments of the invention, and 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 all belong to the protection scope of the present invention.

As shown in fig. 1-4, the present invention provides a pair of endoscopic forceps for easy cleaning, which comprises a connecting device, a forceps head component 1 and a handle component 3; the first end of the connecting device is connected with the head part 1 of the pliers, and the second end of the connecting device is connected with the handle part 3;

connecting device includes sleeve pipe 2 and connecting rod 39, sleeve pipe 2's both ends are provided with preceding sealing washer 13 and back sealing washer 36 respectively, preceding sealing washer 13 sets up the first end at sleeve pipe 2, back sealing washer 36 sets up the second end at sleeve pipe 2, connecting rod 39 sets up the inside at sleeve pipe 2, connecting rod 39 runs through the intermediate position of two sealing washers in the sleeve pipe 2, wash mouthful and outlet have been seted up on sleeve pipe 2's the lateral wall, connecting rod 39's first end is helicitic texture, helicitic texture and jaw head spare 1 threaded connection, connecting rod 39's second end is passed through the guide pin and is connected with handle part 3.

The sleeve 2 is of a hollow structure, the cleaning opening is formed in the side wall of one end, close to the handle part 3, of the sleeve 2, and the water outlet is formed in the side wall of one end, close to the jaw part 1, of the sleeve 2; the length of the connecting rod 39 is greater than the length of the casing 2; the diameter of the cleaning opening is larger than that of the output end of the high-pressure water spray gun.

The jaw component 1 comprises a pushing nut 12, a connecting assembly 16, a jaw seat 11 and a clamping jaw, wherein the pushing nut 12 and the connecting assembly 16 are arranged inside a first end of the jaw seat 11, the first end of the jaw seat 11 is inserted into a front sealing ring 13, a second end of the jaw seat 11 is connected with the side wall of an operating end of the clamping jaw, the first end of the pushing nut 12 is connected with a first end of a connecting rod 39, the second end of the pushing nut 12 is connected with a first end of the connecting assembly 16, the second end of the connecting assembly 16 is connected with the end head of the operating end of the clamping jaw, the opening and closing of the clamping jaw can be controlled by the movement of the connecting assembly 16, the clamping jaw comprises a first clamping jaw 14 and a second clamping jaw 15, the first clamping jaw 14 and the second clamping jaw 15 are symmetrically arranged, and a plurality of protruding structures are uniformly arranged on the side walls of the first clamping jaw 14 and the second clamping jaw 15 respectively; the diameter of the first end of the pliers head seat 11 is smaller than that of the central hole of the front sealing ring 13.

Handle part 3 includes pincers handle 35, nut 32, back nut dog 31, handle and wire spring 38, nut 32 and back nut dog 31 set up the first end at pincers handle 35, the handle sets up the second end at pincers handle 35, back nut dog 31 inserts the inside to the handle, the outside of the handle that back nut dog 31 inserted the end is established to nut 32 cover, the handle includes front handle 33 and back handle 34, front handle 33 and pincers handle 35 fixed connection, back handle 34 inserts the inside to pincers handle 35, back handle 34 inserts and is connected through guide pin and the lateral wall of pincers handle 35 to pincers handle 35 department, back handle 34 inserts the one end and the connecting rod 39 that reach pincers handle 35 and passes through the guide pin and is connected, wire spring 38's first end is connected with front handle 33, wire spring 38's second end and back handle 34 are connected, wire spring 38's first end is connected with front handle 33 through ball slider 37.

When the spring of the wire spring 38 is in a compressed state, the front handle 33 is in contact with the rear handle 34, and the clamping jaws are in a closed state; with the wire spring 38 in a relaxed state, the front handle 33 is separated from the rear handle 34 and the jaws are in an open state.

When the forceps are in operation, an operator needs to press the rear handle 34, the rear handle 34 is in contact with the front handle 33, the part of the rear handle 34 extending into the forceps handle 35 and the part on the outer side move in a lever state, the part extending into the forceps handle 35 drives the connecting rod 39 to move backwards, so that the forceps head part 1 is in a closed state, the closed state is that the first clamping jaw 14 is in contact with the second clamping jaw 15, the whole forceps head part 1 is close to a cylindrical shape, and then the forceps head part penetrates through a supporting device inserted in a human body to reach a tissue part to be clamped. When the front end of the jaw part 1 touches the tissue to be clamped, the rear handle 34 is loosened, the front handle 33 is separated from the rear handle 34 under the driving of the wire spring 38, so that the first clamping jaw 14 and the second clamping jaw 15 at the jaw part are separated, when the tissue to be clamped is positioned between the first clamping jaw 14 and the second clamping jaw 15, the rear handle 34 is pressed again, the front handle 33 is contacted with the rear handle 34 again, the first clamping jaw 14 and the second clamping jaw 15 are in an infinite approaching state, and after the tissue to be clamped is clamped, the tissue to be clamped is clamped between the first clamping jaw 14 and the second clamping jaw 15 and taken out from the human body.

During the washing, the output of high-pressure squirt gets into the washing mouth, and the water in the high-pressure squirt washs sleeve pipe 2's inside, and high-pressure squirt can directly wash connecting rod 39, realizes that the undetachment is direct to wash the work of killing inside, and the waste water after the washing is killed is discharged from the outlet, and this device is the complete split structure simultaneously, carries out thorough washing and disinfection after being convenient for the complete split.

When the clamp is disassembled and cleaned, the screw cap 32 is firstly screwed out of the rear screw cap stop block 31, then the sleeve 2 is separated from the front sealing ring 13, and the rear screw cap stop block 31 and the sleeve 2 can move into a groove of the clamp handle 35 close to the stop block; the forceps head part 1 is screwed out of the connecting rod 39, and finally the disassembled back nut stop block 31 is separated from the sleeve 2, so that the lower forceps of the endoscope can be completely disassembled, and parts of each part can be conveniently and thoroughly cleaned subsequently.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. An easy-to-clean under-scope forceps is characterized by comprising a connecting device, a forceps head part and a handle part; a first end of the connecting device is connected with the jaw head part, and a second end of the connecting device is connected with the handle part;

the connecting device comprises a sleeve and a connecting rod, wherein a front sealing ring and a rear sealing ring are respectively arranged at two ends of the sleeve, the front sealing ring is arranged at the first end of the sleeve, the rear sealing ring is arranged at the second end of the sleeve, the connecting rod is arranged in the sleeve, the connecting rod penetrates through the middle position of the two sealing rings in the sleeve, a cleaning opening and a water outlet are formed in the side wall of the sleeve, the first end of the connecting rod is of a threaded structure, the threaded structure is in threaded connection with the caliper head part, and the second end of the connecting rod is connected with the handle part through a guide pin;

the head part of the pliers comprises a pushing nut, a connecting assembly, a pliers head seat and a clamping jaw, wherein the pushing nut and the connecting assembly are arranged inside a first end of the pliers head seat, the first end of the pliers head seat is inserted into the front sealing ring, a second end of the pliers head seat is connected with the side wall of an operating end of the clamping jaw, the first end of the pushing nut is connected with a first end of the connecting rod, the second end of the pushing nut is connected with the first end of the connecting assembly, and the second end of the connecting assembly is connected with an end head of the operating end of the clamping jaw;

the handle component comprises a clamp handle, a nut, a back nut stop block, a handle and a steel wire spring, wherein the nut and the back nut stop block are arranged at the first end of the clamp handle, the handle is arranged at the second end of the clamp handle, the back nut stop block is inserted into the inside of the handle, a nut sleeve is arranged at the outer side of the handle, which is inserted into an end of the back nut stop block, the handle comprises a front handle and a back handle, the front handle is fixedly connected with the clamp handle, the back handle is inserted into the inside of the clamp handle, the back handle is inserted into the clamp handle through a guide pin and is connected with the side wall of the clamp handle, the back handle is inserted into one end of the clamp handle and is connected with a connecting rod through the guide pin, the first end of the steel wire spring is connected with the front handle, and the second end of the steel wire spring is connected with the back handle.

2. The easy-to-clean under mirror forceps of claim 1, wherein the first end of the wire spring is connected to the front handle by a ball slider.

3. The easy-to-clean under mirror forceps of claim 2, wherein when the spring of the wire spring is in a compressed state, the front handle is in contact with the rear handle, and the jaws are in a closed state; when the steel wire spring is in a relaxed state, the front handle and the rear handle are separated, and the clamping jaw is in an open state.

4. The easy-to-clean under mirror forceps according to claim 3, wherein the clamping jaws comprise a first clamping jaw and a second clamping jaw, the first clamping jaw and the second clamping jaw are symmetrically arranged, and a plurality of convex structures are uniformly arranged on the side walls of the first clamping jaw and the second clamping jaw respectively.

5. The easy-to-clean under-mirror forceps of claim 3, wherein the length of the connecting rod is greater than the length of the sleeve.

6. The easy-to-clean under mirror forceps of claim 3, wherein the diameter of the first end of the forceps head base is smaller than the diameter of the central hole of the front sealing ring.

7. The forceps bottom convenient to clean as claimed in claim 3, wherein the sleeve is a hollow structure, the cleaning opening is formed in a side wall of the sleeve near one end of the handle part, and the water outlet is formed in a side wall of the sleeve near one end of the forceps head part.

8. The easy-to-clean under-mirror forceps of claim 7, wherein the diameter of the cleaning port is larger than the diameter of the output end of the high pressure water jet gun.