CN210785939U

CN210785939U - Urethra drug delivery device

Info

Publication number: CN210785939U
Application number: CN201920827295.8U
Authority: CN
Inventors: 王进
Original assignee: Individual
Current assignee: Union Hospital Tongji Medical College Huazhong University Of Science And Technology
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-06-19
Anticipated expiration: 2029-06-04

Abstract

The utility model provides a urethra device of dosing, includes the syringe, and the syringe passes through the connecting pipe and gives medicine pipe trailing end connection, and the front end of giving medicine pipe is the button head structure, the center of button head is inwards sunken to have formed the groove of dosing, is equipped with out the medicine mouth in the groove of dosing, and it is the bell mouth to go out the medicine mouth. In the operation process of dosing, can reduce the liquid medicine and receive the infection, avoid traditional formula of cuting straightly to administer and cause the tube head to slide, can also reduce patient's sense of pain simultaneously.

Description

Urethra drug delivery device

Technical Field

The utility model belongs to the technical field of uropoiesis surgery is dosed, in particular to urethra device of dosing.

Background

When the urinary tract administration is needed for erectile dysfunction or the operation of local anesthesia of the urinary tract is needed, the oral medicine is difficult to act on the affected part, in order to enable the medicine to directly reach the affected part, the medicine is directly administered through the urinary tract by using a special administration device, and the urinary infection is needed to be avoided as much as possible during the operation. When the administration tube head of the existing administration device is inserted into the urethra, dirt in the urethra easily pollutes the administration tube head, even the dirt can permeate into the liquid medicine, and the secondary infection of the urethra can be caused.

SUMMERY OF THE UTILITY MODEL

In view of the technical problem that the background art exists, the utility model provides a urethra device of dosing in the operation process of dosing, can reduce the liquid medicine and receive the infection, has avoided traditional cut straightly formula to dose and causes the tube head to slide, can also reduce patient's pain simultaneously and feel.

In order to solve the technical problem, the utility model discloses following technical scheme has been taken and has been realized:

the utility model provides a urethra device of dosing, includes the syringe, and the syringe passes through the connecting pipe and gives medicine pipe trailing end connection, and the front end of giving medicine pipe is the button head structure, the center of button head is inwards sunken to have formed the groove of dosing, is equipped with out the medicine mouth in the groove of dosing, and it is the bell mouth to go out the medicine mouth.

In a preferable scheme, the outer wall of the tail end of the administration tube is provided with an anti-slip layer.

In a preferred scheme, the anti-slip layer comprises a plurality of annular bulges which are linearly arranged on the outer wall of the administration tube.

In a preferable scheme, an expansion joint is arranged on the administration tube and is arranged close to the front end of the anti-skid layer.

In a preferred scheme, the expansion joint is of an annular air bag structure.

In a preferred scheme, a buffer air bag is arranged in the tube wall of the administration tube, and the buffer air bag is of a cylindrical structure; the buffer air bag is positioned between the anti-slip layer and the round head of the administration tube.

In a preferred scheme, the connecting pipe is a hose, connectors are arranged at two ends of the connecting pipe, the connectors are provided with circular slots, and a connecting insertion tube is arranged at the tail end of the administration pipe; the two connectors are respectively used for being connected with the injector and the administration tube.

This patent can reach following beneficial effect:

1. the front end of the administration tube is of a round head structure, so that the urethra of a patient cannot be stabbed in administration operation, the center of the round head is inwards sunken to form an administration groove, a medicine outlet is formed in the administration groove, the medicine outlet adopts a sunken and hidden design, and the medicine inlet is in a conical design;

2. the administration tube is connected with an injector or other injection devices through a hose, so that when the administration is carried out, the tube head sliding caused by the traditional direct insertion type administration is avoided;

3. the anti-slip layer is a place which is held by medical staff, and the anti-slip layer plays a role in increasing friction force and preventing the hand-held part from slipping;

4. the expansion joint has the following functions: firstly, the limiting function is achieved, the length of the front end of the expansion joint is the insertion depth of the administration tube, when the expansion joint is in contact with the urethral orifice, the insertion process is completed, then administration operation is carried out, and if the liquid medicine flows backwards, the expansion joint can also play a role in blocking; secondly, the hand-held part of the medical staff is further prevented from sliding, and the expansion joint can block the fingers from sliding forwards;

5. be equipped with the buffering gasbag in the pipe wall of administering the pipe, the buffering gasbag is the drum structure, and the buffering gasbag mainly plays the cushioning effect, and when patient's urethra received the amazing, the spasm appeared can appear in the urethra, and patient's pain sense can be reduced in this design.

Drawings

The invention will be further explained with reference to the following figures and examples:

FIG. 1 is a structural view of the present invention in example 1;

FIG. 2 is a structural view of the administration tube of the present invention in example 1;

FIG. 3 is a schematic view showing the structure of the administration tube of the present invention in example 1;

FIG. 4 is a structural view of the present invention in example 2;

fig. 5 is a schematic view of the administration tube of the present invention in example 3.

In the figure: the injection device comprises an injector 1, a connecting pipe 2, a circular slot 201, an administration pipe 3, an administration groove 301, an administration outlet 302, a connecting insertion cylinder 303, an anti-skid layer 4, an expansion joint 5 and a buffer air bag 6.

Detailed Description

Example 1:

a preferred scheme is as shown in fig. 1 to fig. 3, the urethra drug delivery device comprises an injector 1, the injector 1 is connected with the tail end of a drug delivery tube 3 through a connecting tube 2, the front end of the drug delivery tube 3 is of a round head structure, the center of the round head is inwards sunken to form a drug delivery groove 301, a drug outlet 302 is arranged in the drug delivery groove 301, and the drug outlet 302 is a conical opening;

the material of the administration tube 3 is TPE (high-performance polyolefin thermoplastic elastomer), the diameter and the length of the administration tube 3 are designed according to the sizes of the urethra of different people, the diameter of the urethra of an adult is about 8mm, the length difference of the urethra of a male and a female is larger, and the size difference of the urethra of the adult and the urethra of the child is larger; the size of the device has no special requirement, and the administration tubes 3 with different types are selected according to the specific conditions of patients who need to perform urethral local anesthesia operation or erectile dysfunction, so that the diameter of the administration tube 3 is close to the diameter of the urethra of the patient.

Furthermore, the outer wall of the tail end of the administration tube 3 is provided with an anti-skid layer 4.

Further, the anti-skid layer 4 comprises a plurality of annular bulges which are linearly arranged on the outer wall of the administration tube 3;

the administration tube 3 is manufactured by an injection molding process, and the annular protrusion is integrally injection molded with the administration tube 3.

Furthermore, the connecting pipe 2 is a hose, connectors are arranged at two ends of the connecting pipe 2, the connectors are provided with circular slots 201, and the tail end of the administration pipe 3 is provided with a connecting insertion cylinder 303; the two connectors are respectively used for connecting the injector 1 and the administration tube 3;

the connecting pipe 2 is also made of TPE material, and the wall thickness of the connecting pipe 2 is thinner than that of the administration pipe 3; the administration tube 3 is preferably provided with a volume indication scale.

Example 2:

in the technology of example 1, the following is presented as a more preferred technology:

preferably, as shown in fig. 4, the administration tube 3 is further provided with an expansion joint 5, and the expansion joint 5 is provided near the front end of the anti-slip layer 4.

Further, the expansion joint 5 is of an annular balloon structure.

Example 3:

as shown in fig. 5, a buffering air bag 6 is arranged in the tube wall of the administration tube 3, and the buffering air bag 6 is of a cylindrical structure; the buffering air bag 6 is positioned between the anti-skid layer 4 and the round head of the administration tube 3;

the buffer balloon 6 can be understood as a double-layer structure, the wall thickness of the inner side is larger than that of the outer side, so that the surface of the administration tube 3 is relatively soft.

The operation steps of the whole device are as follows:

before administration, connecting and assembling the connecting pipe 2 and the administration pipe 3, sucking the liquid medicine in the injector 1, and then connecting the injector 1 and the connecting pipe 2;

pushing a push rod of the injector 1 to exhaust air in the connecting pipe 2 and the administration pipe 3;

the administration tube 3 is inserted into the urethra of the patient to perform the administration operation.

Claims

1. A urethral delivery device comprising a syringe (1), characterized in that: syringe (1) are through connecting pipe (2) and give medicine pipe (3) end connection, give the front end of medicine pipe (3) and be the button head structure, the center of button head is inwards sunken to have formed and has given medicine groove (301), is equipped with out medicine mouth (302) in giving medicine groove (301), and it is the bell mouth to go out medicine mouth (302).

2. The urethral delivery device according to claim 1, characterized in that: the outer wall of the tail end of the administration tube (3) is provided with an anti-skid layer (4).

3. The urethral delivery device according to claim 2, characterized in that: the anti-skid layer (4) comprises a plurality of annular bulges which are linearly arranged on the outer wall of the administration tube (3).

4. The urethral delivery device according to claim 2, characterized in that: an expansion joint (5) is arranged on the administration tube (3), and the expansion joint (5) is arranged close to the front end of the anti-skid layer (4).

5. The urethral delivery device according to claim 4, characterized in that: the expansion joint (5) is of an annular air bag structure.

6. The urethral delivery device according to claim 1 or 2, characterized in that: a buffer air bag (6) is arranged in the tube wall of the administration tube (3), and the buffer air bag (6) is of a cylindrical structure; the buffering air bag (6) is positioned between the anti-skid layer (4) and the round head of the administration tube (3).

7. The urethral delivery device according to claim 1, characterized in that: the connecting pipe (2) is a hose, two ends of the connecting pipe (2) are provided with connectors, the connectors are provided with circular slots (201), and the tail end of the administration pipe (3) is provided with a connecting insertion tube (303); the two connectors are respectively used for being connected with the injector (1) and the administration tube (3).