CN218651743U

CN218651743U - Handle part assembly of anti-reflux digestive tract endoscope

Info

Publication number: CN218651743U
Application number: CN202222070091.9U
Authority: CN
Inventors: 范学科; 吴韶芬; 王鹏帅
Original assignee: Jincheng City People's Hospital
Current assignee: Jincheng City People's Hospital
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-03-21
Anticipated expiration: 2032-08-08

Abstract

The utility model relates to the technical field of medical appliances, and discloses a handle part assembly of an anti-reflux alimentary canal endoscope, wherein the top end of the handle part is connected with an operation part, the bottom end of the handle part is connected with an insertion part, a forceps channel is arranged in the handle part, the tail end of the forceps channel of the handle part is connected with the inner cavity of the insertion part, the side part of the handle part is provided with a forceps channel port piece communicated with the forceps channel, and the outer wall of the forceps channel port piece is provided with a flange; a soft silica gel thin pipe is arranged in the clamp passage port piece, the inlet end of the soft silica gel thin pipe is a head end fixing part, the head end fixing part is outwards turned to wrap a flange, and an annular locking ring at the tail end of the head end fixing part is sheathed below the flange after the head end fixing part is outwards turned; the outlet end of the soft silica gel thin tube is a self-closing part, the head end fixing part of the soft silica gel thin tube is integrally connected with the self-closing part through a conical connecting part, and the self-closing part of the soft silica gel thin tube is formed by naturally attaching tube walls on two sides; a biopsy cap is arranged outside the head end fixing part of the soft silica gel thin tube. This device can effectively prevent that the body fluid from palirrhea, reducing occupational exposure and cross infection rate risk in the hospital.

Description

Handle part assembly of anti-reflux digestive tract endoscope

Technical Field

The utility model relates to the technical field of medical appliances, in particular to scope inspection device technical field specifically is a handle portion subassembly of anti-reflux alimentary canal scope.

Background

A medical endoscope generally refers to a medical instrument that enters a human body through various tubes to observe the internal condition of the human body; if the ulcer or tumor in the stomach can be observed by means of an endoscope, an optimal treatment scheme is formulated according to the method, and part of the endoscopes have treatment functions simultaneously, such as a cystoscope, a gastroscope, a colonoscope, a bronchoscope, a laparoscope and the like; the lesions that cannot be visualized by X-rays can be seen using an endoscope, and therefore play a crucial role in modern medicine. The existing endoscope is not separated from the liquid in the body when entering the working environment of the human body.

The medical endoscope mainly comprises an insertion part, an operation part and a light guide part, wherein a forceps channel is arranged in the operation part, a matched valve is arranged at the opening of the forceps channel, when the medical endoscope is used, instruments such as disposable biopsy forceps, a snare, an angiographic catheter and the like need to be penetrated through the forceps channel, when in biopsy or endoscopic treatment, the valve switch needs to be opened to insert the instruments, and the valve is closed after the use; or inserted by an instrument directly piercing the valve. When the valve is opened or damaged, the body fluid in the alimentary canal of a patient often flows along the entering direction of the instrument and rushes out of the endoscope through the valve, so that the operator and the environment are polluted, and occupational exposure of the operator and nosocomial cross infection are easily caused. After the body fluid of the patient flows back through the valve, in order to prevent cross contamination, the matched valve or the whole set of valve on the endoscope channel needs to be replaced, and the cost is higher. And still can not prevent the backward flow of body fluid completely after changing, meet backward flow again, still need change, increased and diagnose required manpower and materials. Accordingly, there is a need for an improved handle assembly for an anti-reflux gastrointestinal endoscope.

Disclosure of Invention

The utility model discloses a solve present soft scope of alimentary canal when using, patient's body fluid is in the same direction as the pincers way and flows backward, through the valve outflow, causes cross contamination, need change the supporting valve on the scope pincers way or a whole set of change, and the cost is higher. And still can not prevent the backward flow of body fluid completely after changing, meet the backward flow back again, still need change, increased and diagnose required manpower and materials, there are a great deal of difficulties, provide one kind can prevent the backward flow, protect valve and external environment uncontaminated prevent anti-reflux alimentary canal scope handle portion subassembly.

The utility model discloses a following technical scheme realizes: a handle part assembly of an anti-reflux digestive tract endoscope is characterized in that the top end of the handle part is connected with an operating part, the bottom end of the handle part is connected with an insertion part, a forceps channel is arranged in the handle part, the tail end of the forceps channel of the handle part is connected with an inner cavity of the insertion part, a forceps channel port piece communicated with the forceps channel is arranged on the side part of the handle part, and a flange is arranged on the outer wall of the forceps channel port piece; a soft silica gel thin pipe is arranged in the clamp path port piece, the inlet end of the soft silica gel thin pipe is a head end fixing part, the flange is wrapped on the head end fixing part in an outward turning mode, and an annular locking ring at the tail end of the head end fixing part is sleeved below the flange after the head end fixing part is outward turned; the outlet end of the soft silica gel thin tube is a self-closing part, the head end fixing part of the soft silica gel thin tube is integrally connected with the self-closing part through a conical connecting part, and the self-closing part of the soft silica gel thin tube is formed by naturally attaching tube walls on two sides; a biopsy cap is arranged outside the head end fixing part of the soft silica gel thin tube.

When in implementation, the utility model relates to a handle part assembly of an anti-reflux alimentary canal endoscope, the top end of the handle part is connected with an operation part, the operation insertion part moves in each direction in the body, the bottom end of the handle part is connected with an insertion part, the insertion part goes deep into the body to execute specific work tasks, a forceps channel is arranged in the handle part, the tail end of the forceps channel of the handle part is connected with the inner cavity of the insertion part, the side part of the handle part is provided with a forceps channel port piece communicated with the forceps channel, the forceps channel port piece extends out of the handle part, instruments penetrate through the forceps channel, such as disposable biopsy forceps, snare, radiography catheter and the like, and the outer wall of the forceps channel port piece is provided with a flange; the soft silica gel thin tube is arranged in the clamp channel port piece and enters the clamp channel through the clamp channel port piece, the inlet end of the soft silica gel thin tube is a head end fixing part, the head end fixing part is circular or oblate and is similar to a balloon blowing opening structure, the head end fixing part is outwards turned to wrap a flange, an annular locking ring at the tail end of the head end fixing part after being outwards turned is sleeved below the flange, and the thickness and the elasticity of the annular locking ring are larger than those of other parts of the soft silica gel thin tube, so that the soft silica gel thin tube is ensured not to slip; the outlet end of the soft silica gel thin tube is a self-closing part, the two side tube walls of the self-closing part of the soft silica gel thin tube are smoothly attached and sealed in a normal state, the self-closing part of the soft silica gel thin tube is formed by naturally attaching the two side tube walls, the two side tube walls are tightly closed and swing under the impact of body fluid because the soft silica gel thin tube is made of a flexible material and cannot be separated, and reinforcing ribs are arranged at the joints of the two side tube walls of the self-closing part of the soft silica gel thin tube, so that the soft silica gel thin tube can be more easily inserted into a clamp channel and cannot be bent, and the tube walls are prevented from being poked or damaged when an instrument is inserted; the head end fixing part of the soft silica gel thin tube is integrally connected with the self-closing part through the conical connecting part, and the whole soft silica gel thin tube is integrally formed; a biopsy cap is arranged outside the head end fixing part of the soft silica gel thin tube and further compresses the soft silica gel thin tube; the biopsy cap comprises a biopsy cap body and an upper biopsy cap cover, wherein an upper biopsy cap cover interface is arranged on the upper end face of the biopsy cap body, a port piece interface of a clamp channel is arranged on the lower end face of the biopsy cap body, and the biopsy cap body and the upper biopsy cap cover are connected through a soft connecting belt, so that the upper biopsy cap cover can be prevented from being lost. When the anti-reflux alimentary tract endoscope handle component is used, the self-closing part of the soft silica gel thin tube is slightly plugged into the forceps channel port component to ensure that tube walls on two sides of the self-closing part are flat, attached and sealed, the head end fixing part is pulled open to completely wrap the flange, the annular locking ring is sleeved below the flange, the biopsy cap body is sleeved on the forceps channel port component to further compress the soft silica gel thin tube, the upper cover of the biopsy cap is buckled to ensure that the upper end face of the biopsy cap body is attached to the upper cover of the biopsy cap, and the installation of the anti-reflux alimentary tract endoscope handle component is completed; when an instrument (such as disposable biopsy forceps, a snare, a radiography catheter and the like) needs to be inserted into a forceps channel, an upper cover of a biopsy cap is opened, the instrument extends into a head end fixing part of a soft silica gel thin tube, the head of the instrument penetrates through a taper-shaped connecting part to a self-closing part, a gap is formed in the tube walls on two sides of the self-closing part, the tube walls wrap the instrument, when backflow occurs, body fluid enters the forceps channel from the inserting part, a port piece of the forceps channel is wrapped by the soft silica gel thin tube, the body fluid is in contact with the outer wall of the soft silica gel thin tube and is blocked and left in the forceps channel, the body fluid cannot be flushed out, pollution of an operator and the environment is avoided, occupational exposure and nosocomial cross infection of the operator are avoided, after examination is completed, the instrument is pulled out, an annular locking ring is pulled out, the head end fixing part is pinched to pull out the soft silica gel thin tube from the port piece of the forceps channel, and the instrument can be directly discarded.

Compared with the prior art, the invention has the following beneficial effects: the utility model provides a prevent refluence alimentary canal scope handle subassembly when carrying out treatment or biopsy under the scope to the patient, can guarantee that therapeutic apparatus (like disposable biopsy forceps, snare, radiography pipe etc.) can insert the pincers way smoothly through the valve, opens or punctures the back at the valve, can effectively prevent that the body fluid from palirrhea, plays the effect that prevents that the body fluid from palirrhea, reduces occupation and expose and institute's internal cross infection rate. In addition, the device has the advantages of simple and stable structure, convenience in installation, high universality, no need of an additional training using method, low production cost, capability of being used for one time, safety, effectiveness and good practical application and popularization value.

Drawings

Fig. 1 shows a schematic structural diagram of the present invention.

Figure 2 shows a three-dimensional cross-sectional block diagram of a soft silicone thin tube and a jaw port.

Figure 3 shows a front view of a soft silicone thin tube and a jaw port.

Figure 4 shows a cross-sectional view of a soft silicone tubing and a jaw port.

Fig. 5 shows a schematic view of the structure of the open biopsy cap.

In the figure: 1-a handle part; 2-an operation section; 3-an insertion section; 4-a jaw port; 5-a flange; 6-soft silica gel thin tube; 601-a head end fixing part; 602-self-closing section; 603-ring-shaped locking ring; 604-tapered connection; 7-a biopsy cap; 701-a biopsy cap body; 702-biopsy cap upper cover; 703-connecting soft band.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

A handle assembly for an anti-reflux gastrointestinal endoscope, as shown in fig. 1: the bottom end of the handle part 1 is connected with an insertion part 3 which goes deep into the body to execute specific work tasks, the top end of the handle part 1 is connected with an operation part 2 which is used for operating the insertion part 3 to complete all-directional movement in the body, a forceps channel is arranged in the handle part 1, the tail end of the forceps channel of the handle part 1 is connected with the inner cavity of the insertion part 3, a forceps channel port part 4 communicated with the forceps channel is arranged on the side part of the handle part 1, and instruments such as disposable biopsy forceps, a snare, an angiography catheter and the like penetrate through the forceps channel; as shown in FIGS. 2 to 4: the outer wall of the jaw port 4 is provided with a flange 5; a soft silica gel thin tube 6 is arranged in the forceps channel port piece 4, the soft silica gel thin tube 6 enters the forceps channel through the forceps channel port piece 4, and the soft silica gel thin tube 6 comprises a head end fixing part 601, a self-closing part 602, an annular locking ring 603 and a conical connecting part 604; the inlet end of the soft silica gel thin tube 6 is a head end fixing part 601, the head end fixing part 601 is circular or oblate and is similar to a structure at a balloon blowing opening, the head end fixing part 601 is turned outwards to wrap the flange 5, an annular locking ring 603 at the tail end of the head end fixing part 601 after being turned outwards is sheathed below the flange 5, and the thickness and the elasticity of the annular locking ring 603 are larger than those of other parts of the soft silica gel thin tube, so that the soft silica gel thin tube 6 cannot slip; the outlet end of the soft silica gel thin tube 6 is a self-closing part 602, the two side tube walls of the self-closing part 602 of the soft silica gel thin tube 6 are smoothly jointed and sealed in a normal state, the self-closing part 602 of the soft silica gel thin tube 6 is formed by naturally jointing the two side tube walls, and the two side tube walls are tightly closed and swing in the same direction under the back impact of body fluid because the soft silica gel thin tube is made of a flexible material, so that the soft silica gel thin tube 6 cannot be separated; the head end fixing part 601 of the soft silica gel thin tube 6 is integrally connected with the self-closing part 602 through the conical connecting part 604, and the whole soft silica gel thin tube 6 is integrally formed; a biopsy cap 7 is arranged outside the head end fixing part 601 of the soft silica gel thin tube 6 and further compresses the soft silica gel thin tube 6; as shown in fig. 5: the biopsy cap 7 comprises a biopsy cap body 701 and a biopsy cap upper cover 702, an upper end face of the biopsy cap body 701 is provided with a biopsy cap upper cover interface, a lower end face of the biopsy cap body 701 is provided with a clamp channel port interface, the biopsy cap body 701 and the biopsy cap upper cover 702 are connected through a soft connecting belt 703, and the biopsy cap upper cover 702 can be prevented from being lost.

When the anti-reflux alimentary tract endoscope handle assembly is used, the self-closing part 602 of the soft silica gel thin tube 6 is slightly plugged into the forceps channel port assembly 4 to ensure that tube walls on two sides of the self-closing part 602 are flat, attached and sealed, the head end fixing part 601 is pulled open, the flange 5 is completely wrapped by the head end fixing part 601, the annular locking ring 603 is sleeved below the flange 5, the biopsy cap body 701 is sleeved on the forceps channel port assembly 4 to further compress the soft silica gel thin tube 6, the biopsy cap upper cover 702 is buckled, the upper end face of the biopsy cap body 701 is tightly attached to the biopsy cap upper cover 702, and the installation of the anti-reflux alimentary tract endoscope handle assembly is completed; when an instrument (such as a disposable biopsy forceps, a snare, an angiography catheter and the like) needs to be inserted into a forceps channel, the upper cover 702 of the biopsy cap is opened, the instrument extends into the forceps channel from the head end fixing part 601 of the soft silica gel thin tube 6, the head of the instrument penetrates through the tapered connecting part 604 to the self-closing part 602, a gap is opened between the tube walls on two sides of the self-closing part 602, the tube walls wrap the instrument, when backflow occurs, body fluid enters the forceps channel from the inserting part 3, the forceps channel port piece 4 is wrapped by the soft silica gel thin tube 6, the body fluid is in contact with the outer wall of the soft silica gel thin tube 6 and is blocked and left in the forceps channel, the body fluid cannot be flushed out, pollution of an operator and the environment is avoided, occupational exposure and nosocomial cross infection of the operator are avoided, after the examination is finished, the instrument is extracted, the annular locking ring 603 is pulled, the head end fixing part 601 is pinched, the soft silica gel thin tube 6 is extracted from the forceps channel port piece, and is directly discarded.

The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A handle part assembly of an anti-reflux alimentary canal endoscope comprises a handle part (1), wherein the top end of the handle part (1) is connected with an operation part (2), the bottom end of the handle part (1) is connected with an insertion part (3), a forceps channel is arranged in the handle part (1), the tail end of the forceps channel of the handle part (1) is connected with the inner cavity of the insertion part (3), a forceps channel port piece (4) communicated with the forceps channel is arranged on the side part of the handle part (1), and a flange (5) is arranged on the outer wall of the forceps channel port piece (4); the method is characterized in that: a soft silica gel thin tube (6) is arranged in the forceps channel port piece (4), the inlet end of the soft silica gel thin tube (6) is a head end fixing part (601), the head end fixing part (601) is outwards turned to wrap the flange (5), and an annular locking ring (603) at the tail end of the head end fixing part (601) after being outwards turned is wrapped below the flange (5); the outlet end of the soft silica gel thin tube (6) is a self-closing part (602), the head end fixing part (601) of the soft silica gel thin tube (6) is integrally connected with the self-closing part (602) through a conical connecting part (604), and the self-closing part (602) of the soft silica gel thin tube (6) is formed by naturally attaching tube walls on two sides; a biopsy cap (7) is arranged outside the head end fixing part (601) of the soft silica gel thin tube (6).

2. The handle assembly of claim 1, wherein the handle assembly further comprises: the pipe walls of the two sides of the self-closing part (602) are flat, attached and sealed in a normal state.

3. The handle assembly of claim 1, wherein the handle assembly comprises: biopsy cap (7) include biopsy cap body (701), biopsy cap upper cover (702), the up end of biopsy cap body (701) is equipped with biopsy cap upper cover interface, the terminal surface is equipped with pincers way port piece interface down, biopsy cap body (701) are connected through being connected soft area (703) with biopsy cap upper cover (702).

4. The handle assembly of claim 1, wherein the handle assembly further comprises: and reinforcing ribs are arranged at the joints of the pipe walls on the two sides of the self-closing part (602) of the soft silica gel thin pipe (6).