CN217013985U

CN217013985U - Adapter for percutaneous nephroscopy or needle-shaped nephroscopy stone extraction

Info

Publication number: CN217013985U
Application number: CN202122288067.8U
Authority: CN
Inventors: 周红庆; 许陈祥; 邵涛; 谢平波; 王伟; 彭家玺
Original assignee: First Peoples Hospital of Qujing
Current assignee: First Peoples Hospital of Qujing
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-07-22
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a conversion joint for percutaneous nephroscope or needle-shaped nephroscope lithotomy, which is characterized by comprising: a straight pipe, a branch pipe and an air duct; the forked tube is arranged on the side face of the straight tube and communicated with the inner cavity of the straight tube, the front end of the straight tube is an expansion clamping end capable of expanding to clamp the inner cavity of the nephroscope or the connector end of the puncture needle, the tail end of the straight tube is an optical fiber locking end, and the optical fiber locking end is provided with a waterproof adhesive layer; the device is expandable in the design of inflation chucking end, the gasbag formula of shrink connects, a nephroscope for cup jointing different forms, under the inflation of gasbag, the space that the nephroscope connects is filled on the compression silica gel layer, realize the switching of a joint to a plurality of different nephroscopes on the one hand, on the other hand can seal nephroscope switching mouth, avoid leaking, compare in the traditional adapter among the prior art, a pair of many matches, the suitability is wider, can unify the production and manufacture, the cost is lower, the design on silica gel layer simultaneously, make sealed effect better, it is troublesome to avoid some unnecessary in the use.

Description

Adapter for percutaneous nephroscopy or needle-shaped nephroscopy stone extraction

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a conversion joint for percutaneous nephroscope or needle nephroscope lithotomy.

Background

Percutaneous nephrolithotomy is a modern minimally invasive technique for treating kidney stones, and is characterized in that a passage from skin to kidney is established at the waist, a nephroscope is inserted into the kidney through the passage, and the kidney stones are broken and taken out by using tools for breaking stones such as laser, ultrasound and the like.

At the in-process of whole percutaneous nephroscope calculus removing art, need put into optic fibre through nephroscope operation passageway for the calculus rubble, and need carry out outer end locking to optic fibre in the use of optic fibre, at present, the design has this kind of connection at the nephroscope kneck among the prior art, is used for the three way connection head of optic fibre locking, but, has following not enough:

1. in the adapter in the prior art, the waterproof treatment at the optical fiber locking end is simple and crude, and water leakage is easy to occur in the whole surgical flushing process, which brings unnecessary troubles;

2. at present, the nephroscope has various types, and the joints of the nephroscope have different forms, such as a direct sleeving type, a clamping type and a threaded connection type, so that the adapter needs to be matched with the nephroscope in various forms, and the production and manufacturing cost is greatly increased;

3. based on the aforesaid problem 2, current adapter form is single, can't adapt to diversified nephroscope, causes in the use, mismatch, multiple inconvenient circumstances such as water leakage.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model designs a conversion joint for percutaneous nephroscope or needle-shaped nephroscope lithotomy, and the conversion joint (or puncture needle conversion joint) of the nephroscope and the optical fiber locking end are improved; firstly, the device is provided with an expandable and contractible air bag type joint at an expansion clamping end and is used for sleeving nephroscopes or puncture needles with different forms, and a flexible silica gel layer is arranged outside an air bag; secondly, the device holds at optic fibre locking and adds and establishes waterproof glue film and leak protection silica gel piece, optic fibre is when passing through waterproof glue film, puncture by oneself and cross, waterproof glue film is under the elastic action of self, tightly attached optic fibre is all around, realize sealed lock water, the water of avoiding washing the usefulness is here leaked, and leak protection silica gel piece is a foraminiferous silica gel piece of longer, this aperture slightly is less than the fiber diameter, carry out secondary waterproof sealing to optic fibre with the tight form of compression subsides, thus, the double sealing waterproof leakage effect is better, can avoid leaking the trouble that brings in the in-service use process, promote the efficiency of operation.

In order to achieve the technical effects, the utility model is realized by the following technical scheme: an adapter for percutaneous nephroscopy or needle nephroscopy lithotomy, comprising: a straight pipe, a branch pipe and an air guide pipe;

the forked tube is arranged on the side face of the straight tube and communicated with the inner cavity of the straight tube, the front end of the straight tube is an expansion clamping end capable of expanding and clamping the outer side of the nephroscope connector end or the outer side of the puncture needle connector end, the tail end of the straight tube is an optical fiber locking end, and the optical fiber locking end is provided with a waterproof adhesive layer;

furthermore, an air bag is fixedly arranged at the expansion clamping end on the outer side of the straight pipe main body, a silica gel layer is fixedly arranged on the outer side of the air bag and is in transition connection with the air bag through an elastic interlayer, and the air guide pipe is fixedly provided with the expansion clamping end and is communicated with the air bag;

furthermore, the waterproof adhesive layer is fixedly arranged on the end face of the inner side of the optical fiber locking end, the outermost end of the optical fiber locking end is provided with an optical fiber locking module, and a leakage-proof silica gel block is arranged between the waterproof adhesive layer of the optical fiber locking end and the optical fiber locking module;

furthermore, the leakage-proof silica gel block is provided with a through hole with the diameter smaller than that of the optical fiber;

furthermore, the air duct is fixedly connected with a one-way valve joint;

furthermore, a connecting sleeve is fixedly arranged at the end of the branch pipe;

the utility model has the beneficial effects that:

1. the device is provided with an expandable and contractible air bag type joint at an expansion clamping end and is used for sleeving nephroscopes or puncture needles with different forms, a flexible silica gel layer is designed outside the air bag, the air bag is inflated in the actual use process, and the silica gel layer is compressed to fill gaps of the joints of the nephroscopes under the expansion action of the air bag, so that on one hand, the joint can be connected with a plurality of different nephroscopes, on the other hand, the joints of the nephroscopes can be sealed, and water leakage is avoided;

2. the device holds at optic fibre locking and adds and establishes waterproof glue film and leak protection silica gel piece, optic fibre is when passing through waterproof glue film, puncture by oneself and cross, waterproof glue film is under the elasticity of self is used, tightly attached optic fibre is all around, realize sealed locking water, the water of avoiding washing the usefulness is here leaked, and leak protection silica gel piece is a foraminiferous silica gel piece of longer, this aperture slightly is less than the fiber diameter, paste tight form with the compression and carry out secondary waterproof sealing to optic fibre, so, double sealing waterproof leakage effect is better, can avoid leaking the trouble that brings in the in-service use process, promote the efficiency of operation.

Drawings

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

FIG. 1 is a schematic view of the overall construction of an adapter for percutaneous nephroscopy or needle nephroscopy lithotomy;

FIG. 2 is a schematic cross-sectional view of an adapter for percutaneous nephroscopy or needle nephroscopy lithotomy;

in the drawings, the reference numbers indicate the following list of parts:

1-straight tube, 2-branch tube, 201-connecting sleeve, 3-expansion clamping end, 301-air bag, 302-elastic transition layer, 303-silica gel layer, 4-optical fiber locking end, 401-waterproof glue layer, 402-leak-proof silica gel block, 403-optical fiber locking module, 404-through hole, 5-air duct, 501-one-way valve joint.

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.

Example 1

Referring to fig. 1 to 2, an adaptor for percutaneous nephroscopy or needle nephroscopy lithotomy includes: a straight pipe 1, a branch pipe 2 and an air duct 3;

the bifurcated pipe 2 is arranged on the side surface of the straight pipe 1 and communicated with the inner cavity of the straight pipe 1, the front end of the straight pipe 1 is an expansion clamping end 3 capable of expanding and clamping the outer side of the port end of the nephroscope, so that the nephroscope can adapt to clamping conversion of end heads of different forms of nephroscopes, a one-to-many use form is provided, the clamping operation of a daily adapter and the nephroscope is facilitated, and the work efficiency is improved; the tail end of the straight pipe 1 is provided with an optical fiber locking end 4, the optical fiber locking end 4 is provided with a waterproof adhesive layer 401, the optical fiber is punctured through the waterproof adhesive layer 401, the waterproof adhesive layer 401 is tightly attached to the periphery of the optical fiber under the elasticity of the waterproof adhesive layer 401, sealing and water locking are realized, and water for flushing is prevented from leaking at the position;

the expansion clamping end 3 is fixedly provided with an air bag 301 outside the main body of the straight pipe 1, the outer side of the air bag 301 is fixedly provided with a silica gel layer 303 and is in transition connection with the air bag 301 through an elastic partition 302, and the air guide pipe 5 is fixedly arranged at the expansion clamping end 3 and is communicated with the air bag 301; the air bag 301 is inflated and deflated through the air duct 5, when the nephroscope or the puncture needle is clamped and connected, the air bag 301 is inflated, the air bag 301 expands to drive the silica gel layer 303 to expand and fill into each gap of a connector of the nephroscope, so that various nephroscopes or puncture needles in different forms can be clamped and connected, and meanwhile, the silica gel layer 303 also plays a role in sealing and prevents flushing liquid from leaking; the elastic interlayer 302 is arranged to standardize the expansion process of the air bag 301, so that the air bag is linearized, and the silica gel layer 303 is beneficial to better filling the nephroscope joint;

the waterproof adhesive layer 401 is fixedly arranged on the end surface of the inner side of the optical fiber locking end 4, the outermost end of the optical fiber locking end 4 is provided with an optical fiber locking module 403, and a leakage-proof silica gel block 402 is arranged between the waterproof adhesive layer 401 of the optical fiber locking end 4 and the optical fiber locking module 403 and is matched with the waterproof adhesive layer 401 to realize double prevention of flushing liquid leakage;

the leakage-proof silica gel block 402 is provided with a through hole 404 with the diameter smaller than that of the optical fiber, when the optical fiber passes through the through hole 404, the leakage-proof silica gel block 402 can extrude the optical fiber to seal the periphery of the optical fiber, the waterproof sealing is realized, and the sealing effect is better due to the longer through hole 404;

the air duct 5 is fixedly connected with a one-way valve joint 501 which is connected with an air charging device;

and a connecting sleeve 201 is fixedly arranged at the end of the branch pipe 2, is connected with a flushing fluid device and is used for conveying flushing fluid.

Example 2

The embodiment is a specific using method and steps of the adapter for percutaneous nephroscopy or needle nephroscopy lithotomy, comprising the following steps:

1. the whole device is disinfected and sterilized.

2. The nephroscope or the puncture needle is sleeved at the expansion clamping end 3 of the straight tube 1.

3. The air bag 303 at the expansion clamping end 3 is inflated by an inflating device until the air bag is fully expanded to clamp the nephroscope.

4. And inserting the optical fiber into the optical fiber locking end 4, puncturing the waterproof glue layer, and continuously placing the optical fiber.

5. And when the optical fiber reaches a proper position, screwing the optical fiber locking module to clamp the optical fiber.

In summary, 1, the device is provided with an expandable and contractible air bag type joint at an expansion clamping end for sleeving nephroscopes or puncture needles in different forms, and a flexible silica gel layer is arranged outside the air bag, the air bag is inflated in the actual use process, and the silica gel layer is compressed to fill gaps of the nephroscope joint under the expansion action of the air bag, so that on one hand, the joint can be used for switching a plurality of different nephroscopes, and on the other hand, the nephroscope switching ports can be sealed to avoid water leakage;

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand the utility model for and utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An adapter for percutaneous nephroscopy or needle nephroscopy, comprising: a straight pipe, a branch pipe and an air guide pipe;

the bifurcated pipe is arranged on the side face of the straight pipe and communicated with the inner cavity of the straight pipe, the front end of the straight pipe is an expansion clamping end capable of expanding and clamping the outer side of the nephroscope connector end or the outer side of the puncture needle connector end, the tail end of the straight pipe is an optical fiber locking end, and the optical fiber locking end is provided with a waterproof adhesive layer.

2. The adapter for percutaneous nephroscopy or needle-shaped nephroscopy lithotomy according to claim 1, wherein the expansion clamping end is fixedly provided with an air bag outside the straight tube main body, a silica gel layer is fixedly arranged outside the air bag and is in transition connection with the air bag through an elastic interlayer, and the air duct is fixedly provided with the expansion clamping end which is communicated with the air bag.

3. The adapter for percutaneous nephroscopy or needle nephroscopy lithotomy according to claim 1, wherein the waterproof adhesive layer is fixedly arranged on the inner end face of the optical fiber locking end, the outermost end of the optical fiber locking end is an optical fiber locking module, and a leakage-proof silica gel block is further arranged between the waterproof adhesive layer of the optical fiber locking end and the optical fiber locking module.

4. The adapter for percutaneous nephroscopy or needle-shaped nephroscopy lithotomy according to claim 3, wherein the leak-proof silica gel block is provided with a through hole with a diameter smaller than that of the optical fiber.

5. The adapter for percutaneous nephroscopy or needle nephroscopy lithotomy according to claim 1, wherein the air duct is fixedly connected with a one-way valve connector.

6. The adapter for percutaneous nephroscopy or needle nephroscopy lithotomy according to claim 1, wherein the bifurcated end is fixedly provided with a connecting sleeve.