CN215273159U

CN215273159U - A excision drainage device for uropoiesis surgery

Info

Publication number: CN215273159U
Application number: CN202121074057.8U
Authority: CN
Inventors: 成功; 曹强; 王亚民
Original assignee: Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Current assignee: Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-12-24
Anticipated expiration: 2031-05-19

Abstract

The utility model discloses a excision drainage device for uropoiesis surgery, including carrier pipe, drainage tube, cutting head, control a section of thick bamboo, the drainage tube includes the pipe body, and the side of pipe body just is close to the cutting head and is provided with the elastic cylinder, the inboard of elastic cylinder is provided with the stack seat, the equal fixedly connected with annular plate in both ends of stack seat, the lateral surface of annular plate and the inside wall fixed connection of pipe body form an annular cavity between the lateral wall of the inside wall of elastic cylinder, stack seat and two annular plates, the inside wall of pipe body is provided with forcing pipe, negative pressure tube. The utility model discloses, through being provided with the drainage tube, inside passageway is used for carrying on the drainage, and the annular chamber pushes away the pipe body and the cutting head of top when pressurizing, utilizes the negative pressure pipe to inhale the inside of arc breach with the tissue of pathological change, and when annular chamber release pressure, drives the cutting head under the effect of elastic cylinder axial elasticity and amputate, uses convenience very.

Description

A excision drainage device for uropoiesis surgery

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a excision drainage device for uropoiesis surgery.

Background

Urology, a hospital department who primarily diagnoses and treats diseases in the "surgical" segment of the urinary system, primarily treats various urological diseases. Common diseases of the urinary surgery include urinary calculus, hydrops, kidney tumor and the like, when muscle cells of human organs or connective tissue cells of the muscle cells are abnormally proliferated, nodules are often formed, and after the nodules develop for a period of time, the nodules become tumors, so that the normal functions of the organs or surrounding organs are affected.

The applicant finds that a Chinese patent discloses 'an excision drainage device for urology surgery' through retrieval when applying the invention, the application number is '202020363740.2', the patent is mainly integrated through cutting and drainage, a pulling cutting head is matched with a carrier tube, the cutting head can be integrally operated when in use, repeated intubation is avoided, the operation duration is prolonged, the rehabilitation effect is influenced, the novel use is improved on the basis of the patent, a pressurizing tube and an annular cavity structure are added, the cutting operation of the cutting head can be conveniently driven, and the excision drainage structure is more perfect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a resection drainage device for urinary surgery.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a resection drainage device for urology surgery comprises a carrier tube, a drainage tube and a cutting head, wherein the carrier tube is a through tube, the drainage tube is positioned in the carrier tube, one end of the drainage tube extends out of the carrier tube and is fixedly connected with the cutting head, and a holding tube is arranged on the side surface of the carrier tube and far away from the cutting head;

the drainage tube includes the pipe body, the side of pipe body just is close to the cutting head and is provided with the elastic cylinder, the inboard of elastic cylinder is provided with the cylinder base, the equal fixedly connected with annular plate in both ends of cylinder base, the lateral surface of annular plate and the inside wall fixed connection of pipe body form an annular cavity between the inside wall of elastic cylinder, the lateral wall of cylinder base and two annular plates, the inside wall of pipe body is provided with forcing pipe, negative pressure pipe, the one end and the annular cavity intercommunication of forcing pipe, the gas pocket is seted up to the side of negative pressure pipe.

As a further description of the above technical solution:

the holding cylinder comprises a cylinder body, the cylinder body is made of flexible plastic materials, a plurality of groups of metal ribs which are parallel to the axial direction of the cylinder body are arranged on the inner side of the flexible plastic, end blocks are fixedly connected to two ends of the cylinder body, and fastening rings are arranged on the side faces of the cylinder body.

As a further description of the above technical solution:

the outer side surface of the barrel is provided with an inward taper, the taper is 2-5 degrees, and the fastening ring is a metal ring.

As a further description of the above technical solution:

the bottom of cutting head is provided with the connecting cylinder, and the top sets up to spherical head, the diameter of connecting cylinder is the same with the outer lane diameter of drainage tube, the bottom cross-section diameter of spherical head is the same with the outer lane diameter of carrier pipe.

As a further description of the above technical solution:

and a cutting knife is arranged on the bottom surface of the cutting head and positioned outside the connecting cylinder.

As a further description of the above technical solution:

an arc-shaped notch is formed in the end of the catheter body and is close to the lower portion of the cutting knife.

As a further description of the above technical solution:

and a cutting inclined plane corresponding to the cutting knife is arranged at the inner bottom of the arc-shaped notch.

As a further description of the above technical solution:

the quantity of gas pocket is provided with a plurality ofly, and is a plurality of the gas pocket is arranged at the lateral surface of negative pressure pipe along the axial equidistance of negative pressure pipe.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this a excision drainage device for uropoiesis surgery, through being provided with the drainage tube, inside passageway is used for carrying out the drainage, and the inside of inhaling into the arc breach with the pipe body and the cutting head of top in the time of annular chamber pressurization then utilizes the negative pressure pipe with the tissue of pathological change or other needs excision, and when annular chamber release pressure, drive the cutting head under the effect of elastic cylinder axial elasticity and excise, use convenience very.

2. Compared with the prior art, this a excision drainage device for uropoiesis surgery, through being provided with and holding a section of thick bamboo structure, the user holds this structure, and inside carrier pipe inwards impels, promotes to predetermined position after, with the tighrening ring promotion (from thin place to thick place), extrudees the barrel inwards and fixes with the carrier pipe, and it is more convenient to use.

3. Compared with the prior art, this a excision drainage device for uropoiesis surgery through being provided with negative pressure tube structure to be provided with the gas pocket of a plurality of equidistance, can be quick with the inside negative pressure that forms of drainage tube, use convenience very.

Drawings

Fig. 1 is a schematic perspective view of a resection drainage device for urinary surgery according to the present invention;

fig. 2 is a schematic front view of a resection drainage device for urinary surgery according to the present invention;

fig. 3 is a schematic view of the internal structure of a drainage tube of a resection drainage device for urinary surgery according to the present invention;

fig. 4 is a cross-sectional view of a drainage tube of a resection drainage device for urinary surgery.

Illustration of the drawings:

1. a carrier tube; 2. a drainage tube; 201. a catheter body; 202. a pressurizing pipe; 203. a cartridge holder; 204. a negative pressure tube; 205. air holes; 206. an elastic cylinder; 207. an arc-shaped notch; 3. a grip barrel; 301. a barrel; 302. an end-block; 303. a fastening ring; 4. a cutting head; 401. a cutting knife.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a resection drainage device for urology surgery: the carrier tube comprises a carrier tube 1, a drainage tube 2 and a cutting head 4, wherein the carrier tube 1 is a through tube, the drainage tube 2 is positioned in the carrier tube 1, one end of the drainage tube 2 extends out of the carrier tube 1 and is fixedly connected with the cutting head 4 for cutting, and a holding barrel 3 is arranged on the side surface of the carrier tube 1 and far away from the cutting head 4, so that a user can conveniently operate and use the carrier tube;

drainage tube 2 includes pipe body 201, the side of pipe body 201 and be close to cutting head 4 and be provided with elastic cylinder 206, the inboard of elastic cylinder 206 is provided with stack shell 203, the equal fixedly connected with annular plate in both ends of stack shell 203, the lateral surface of annular plate and the inside wall fixed connection of pipe body 201, the inside wall of elastic cylinder 206, form an annular chamber between the lateral wall of stack shell 203 and two annular plates, the inside wall of pipe body 201 is provided with pressurization pipe 202, negative pressure pipe 204, the one end and the annular chamber intercommunication of pressurization pipe 202, air vent 205 is seted up to the side of negative pressure pipe 204.

The holding cylinder 3 comprises a cylinder body 301, the cylinder body 301 is made of flexible plastic materials, a plurality of groups of metal ribs which are parallel to the axial direction of the cylinder body 301 are arranged on the inner side of the flexible plastic materials, the inner side of the cylinder body 301 can be extruded under the action of a fastening ring 303, the holding cylinder 3 and the carrier tube 1 are fixed, end blocks 302 are fixedly connected to two ends of the cylinder body 301, the fastening ring 303 is arranged on the side face of the cylinder body 301, inward taper is arranged on the outer side face of the cylinder body 301, the taper is 2-5 degrees, and the fastening ring 303 is a metal circular ring.

The bottom of cutting head 4 is provided with the connecting cylinder, the top sets up to spherical head, and the diameter of connecting cylinder is the same with drainage tube 2's outer lane diameter, and spherical head's bottom cross-section diameter is the same with carrier tube 1's outer lane diameter, and the bottom surface of cutting head 4 just is located the outside of connecting cylinder and is provided with cutting knife 401, and the tip of pipe body 201 and the below that is close to cutting knife 401 are provided with arc breach 207, and the interior bottom of arc breach 207 is provided with the cutting inclined plane that corresponds with cutting knife 401.

The number of the air holes 205 is provided in plural, and the plural air holes 205 are arranged at equal intervals on the outer side surface of the negative pressure pipe 204 along the axial direction of the negative pressure pipe 204.

The working principle is as follows: when the carrier tube is used, the carrier tube 1 extends into a focus position, the interior of the pressurizing tube 202 is inflated, the elastic tube 206 extends outwards, the cutting head 4 is ejected out, then the cutting knife 401 and the arc notch 207 are opened to form a cutting opening, air is pumped through the negative pressure tube 204, negative pressure is formed inside the elastic tube, surrounding tissues are sucked into the arc notch 207, then the pressurizing tube 202 is decompressed to enable the elastic tube 206 to shrink, the cutting head 4 is pulled downwards to cut, the cut fluid can flow out along the drainage tube 2, and the carrier tube is very convenient to use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A resection drainage device for urology surgery, includes carrier pipe (1), drainage tube (2), cutting head (4), carrier pipe (1) is a siphunculus, drainage tube (2) are located the inside of carrier pipe (1), characterized in that: one end of the drainage tube (2) extends out of the carrier tube (1) and is fixedly connected with a cutting head (4), and a holding barrel (3) is arranged on the side surface of the carrier tube (1) and far away from the cutting head (4);

drainage tube (2) are including pipe body (201), the side of pipe body (201) and be close to cutting head (4) and be provided with elastic cylinder (206), the inboard of elastic cylinder (206) is provided with stack shell (203), the equal fixedly connected with annular plate in both ends of stack shell (203), the lateral surface of annular plate and the inside wall fixed connection of pipe body (201), form an annular chamber between the inside wall of elastic cylinder (206), the lateral wall of stack shell (203) and two annular plates, the inside wall of pipe body (201) is provided with pressurization pipe (202), negative pressure pipe (204), the one end and the annular chamber intercommunication of pressurization pipe (202), gas pocket (205) are seted up to the side of negative pressure pipe (204).

2. A resection drainage device for urological surgery according to claim 1, characterized in that: the holding barrel (3) comprises a barrel body (301), the barrel body (301) is made of flexible plastic materials, multiple groups of metal ribs axially parallel to the barrel body (301) are arranged on the inner side of the flexible plastic materials, end blocks (302) are fixedly connected to two ends of the barrel body (301), and fastening rings (303) are arranged on the side faces of the barrel body (301).

3. A resection drainage device for urological surgery according to claim 2, characterized in that: the outer side surface of the cylinder body (301) is provided with an inward taper, the taper is 2-5 degrees, and the fastening ring (303) is a metal circular ring.

4. A resection drainage device for urological surgery according to claim 1, characterized in that: the bottom of cutting head (4) is provided with the connecting cylinder, and the top sets up to spherical head, the diameter of connecting cylinder is the same with the outer lane diameter of drainage tube (2), the bottom cross-section diameter of spherical head is the same with the outer lane diameter of carrier pipe (1).

5. A resection drainage device for urological surgery according to claim 4, characterized in that: and a cutting knife (401) is arranged on the bottom surface of the cutting head (4) and positioned on the outer side of the connecting cylinder.

6. A resection drainage device for urological surgery according to claim 5, characterized in that: an arc-shaped notch (207) is arranged at the end part of the catheter body (201) and below the cutting knife (401).

7. A resection drainage device for urological surgery according to claim 6, characterized in that: the inner bottom of the arc-shaped notch (207) is provided with a cutting inclined plane corresponding to the cutting knife (401).

8. A resection drainage device for urological surgery according to claim 1, characterized in that: the number of the air holes (205) is provided with a plurality of air holes, and the air holes (205) are arranged on the outer side surface of the negative pressure pipe (204) at equal intervals along the axial direction of the negative pressure pipe (204).