CN213964795U

CN213964795U - Disposable BCG perfusion medicine configurator

Info

Publication number: CN213964795U
Application number: CN202022828912.1U
Authority: CN
Inventors: 曾以林; 吴苑玲
Original assignee: Guangdong General Hospital
Current assignee: Guangdong General Hospital
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-08-17
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a disposable BCG perfusion drug configurator, which comprises a connecting pipe and a three-way valve, wherein a drainage cavity is arranged in the connecting pipe, an injector connecting pipe, a ureter connecting pipe and a BCG connecting pipe are sequentially connected on the side wall of the connecting pipe along the radial direction at intervals of 90 degrees, and the inner ends of the injector connecting pipe, the ureter connecting pipe and the BCG connecting pipe are all communicated with the drainage cavity; the three-way valve includes rotatory handle and inserted bar, and the one end at the inserted bar is fixed to rotatory handle, and the other end of inserted bar inserts from the tip of spliced pole and leads the liquid intracavity, has seted up first through-hole, second through-hole, third through-hole along its radial direction at an interval of 90 degrees in proper order on the lateral wall of inserted bar, the utility model discloses can accomplish the configuration that the BCG seedling irritated the injection medicine under inclosed condition, can be connected the direct injection medicine with the ureter simultaneously, avoid BCG seedling configuration and the separation of filling the process, and lead to the medicine to receive the pollution or the chemotherapy medicine is revealed.

Description

Disposable BCG perfusion medicine configurator

Technical Field

The utility model relates to a BCG vaccine configuration and the nursing apparatus technical field who fills specifically are a disposable BCG vaccine fills medicine configurator.

Background

According to domestic and foreign literature and clinical statistics, the BCG intravesical perfusion is an effective intracavity treatment for superficial bladder tumors and in-situ cancers, can reduce the disease progression after bladder tumor resection, improve the survival rate and obviously reduce the tumor recurrence rate, and particularly, BCG is preferentially selected for patients with middle-high risk non-muscle invasive bladder cancer (2019EUA, 2019NCCN and 2018AUA/SUO guideline recommendation).

The BCG intravesical perfusion treatment is to inject live attenuated vaccine bacteria directly through a catheter to kill or prevent tumor cells on bladder mucosa, however, because BCG is attenuated vaccine bacteria to avoid pollution, medicine leakage is avoided in the preparation and perfusion process, medical staff and patients are protected, and environmental pollution is avoided, and at present, no special object is used for BCG preparation and perfusion.

At present, when a clinician perfuses a BCG bladder, a syringe is used for extracting saline water and then the saline water is pumped into a medicine bottle filled with the BCG, then dissolved medicines are pumped into the bladder from a ureter, and the syringe interface is not matched with the ureter interface, so that the medicine leakage risk exists in perfusion, some doctors directly insert the syringe needle into the wall of the ureter for perfusing the medicines, however, the needle is easy to puncture the ureter, the operation process is also easy to cause needle stick injuries, and the ureter punctured by the syringe is also easy to leak urine or cause infection.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a disposable BCG fills medicine configurator can accomplish the configuration that BCG irritated the medicine under inclosed condition, can be connected the direct injection medicine with the ureter simultaneously, avoids BCG configuration and the separation of filling the process, and leads to the medicine to receive the pollution or the chemotherapy medicine is revealed.

In order to achieve the above object, the utility model provides a following technical scheme:

a disposable bcg perfusion drug dispenser, comprising:

the inner ends of the injector connecting pipe, the urinary catheter connecting pipe and the BCG connecting pipe are communicated with the drainage cavity;

the outer end of the BCG vaccine connecting pipe is connected with a needle head, a buckle matched with the size of a BCG vaccine bottle opening is fixed on the outer side wall of the needle head, and a pinching handle used for adjusting the size of a buckle opening is fixed at the tail end of the buckle in an extending mode;

the three-way valve comprises a rotating handle and an inserting rod, the rotating handle is fixed at one end of the inserting rod, the other end of the inserting rod is inserted into the liquid guide cavity from the end part of the connecting column, and a first through hole, a second through hole and a third through hole are sequentially formed in the side wall of the inserting rod at intervals of 90 degrees along the radial direction of the inserting rod.

Preferably, a syringe interface cover is provided at the outer end of the syringe connection tube.

Preferably, a catheter connector is arranged at the outer end of the catheter connecting tube, and a catheter connector cover is sleeved outside the catheter connector.

Preferably, a needle head protective sleeve is sleeved outside the needle head of the BCG vaccine connecting pipe.

Preferably, the ureter connecting pipe is soft silica gel material, the ureter connector is the duroplastic.

Preferably, the outer side wall of the inserted bar is in sliding fit with the inner wall of the liquid guide cavity of the connecting column, a sealing ring is sleeved on the outer side wall of the inserted bar, and a sealing groove corresponding to the sealing ring is formed in the inner wall of the liquid guide cavity of the connecting column.

Preferably, the outer side surface of the rotating handle is printed with an off mark.

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

the utility model discloses can accomplish the configuration of BCG vaccine perfusion medicine simultaneously can be connected the direct injection medicine with the ureter under inclosed condition, avoid BCG vaccine configuration and the separation of filling the process, and lead to the medicine to receive the pollution or the chemotherapy medicine is revealed.

Drawings

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

FIG. 2 is a schematic structural view of the three-way valve of the present invention;

FIG. 3 is a cross-sectional view of the first, second, and third vias of FIG. 2;

in the figure: 1-connecting column, 2-syringe connecting tube, 3-syringe interface cover, 4-urinary catheter connecting tube, 5-urinary catheter connector cover, 6-BCG connecting tube, 7-needle, 8-buckle, 9-needle protective sleeve, 10-three-way valve, 101-rotating handle, 102-inserted bar, 103-first through hole, 104-second through hole, 105-third through hole, 11- "off mark, 12-sealing ring and 13-pinching handle.

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.

Referring to fig. 1 to 3, the utility model provides a disposable bcg vaccine perfusion drug configurator, which comprises a connecting column 1 and a three-way valve 10, wherein a drainage cavity is arranged inside the connecting column 1, a syringe connecting pipe 2, a ureter connecting pipe 4 and a bcg vaccine connecting pipe 6 are sequentially connected on the side wall of the connecting column 1 along the radial direction thereof at intervals of 90 degrees, and the inner ends of the syringe connecting pipe 2, the ureter connecting pipe 4 and the bcg vaccine connecting pipe 6 are all communicated with the drainage cavity; the three-way valve 10 comprises a rotary handle 101 and an insertion rod 102, the rotary handle 101 is fixed at one end of the insertion rod 102, the other end of the insertion rod 102 is inserted into the liquid guide cavity from the end of the connecting column 1, a first through hole 103, a second through hole 104 and a third through hole 105 are sequentially formed in the side wall of the insertion rod 102 at intervals of 90 degrees along the radial direction, the first through hole 103, the second through hole 104 and the third through hole 105 can be respectively aligned with the inner end openings of the syringe connecting pipe 2, the ureter connecting pipe 4 and the BCG connecting pipe 6 when the insertion rod 102 rotates, the connection between the syringe connecting pipe 2 and the ureter connecting pipe 4 is realized by rotating the insertion rod 102, or the connection between the syringe connecting pipe 2 and the BCG connecting pipe 6 is realized, so that different working steps can be conveniently carried out.

Be connected with syringe needle 7 in the outer end of BCG seedling connecting pipe 6, for the convenience syringe needle 7 is connected with the BCG seedling medicine bottle, be fixed with on the lateral wall of syringe needle 7 with the identical buckle 8 of BCG seedling bottleneck size, through the fixed medicine bottle that this buckle 8 can be better, extend at the end of buckle 8 to be fixed with and be used for adjusting 8 opening sizes of buckle hold between the fingers 13, can conveniently separate the medicine bottle, also can adjust 8 sizes of buckle, make it coincide with different diameter medicine bottlenecks.

To prevent contamination, a syringe interface cap 3 is provided at the outer end of the syringe connection tube 2. A catheter connector is arranged at the outer end of the catheter connecting pipe 4, and a catheter connector cover 5 is sleeved outside the catheter connector. The needle 7 of the BCG vaccine connecting pipe 6 is sleeved with a needle protecting sleeve 9.

This catheter connecting pipe 4 is soft silica gel material, the catheter connector is the duroplasts, can be more convenient be connected with the ureter.

In order to facilitate the rotation of the insertion rod 102 and prevent the liquid from flowing, the outer side wall of the insertion rod 102 is slidably attached to the inner wall of the liquid guide cavity of the connecting column, a sealing ring 12 is sleeved on the outer side wall of the insertion rod 102, and a sealing groove corresponding to the sealing ring 12 is formed in the inner wall of the liquid guide cavity of the connecting column 1.

In order to facilitate confirmation of the rotation direction of the plunger 102, an "off" mark 11 is printed on the outer side surface of the rotary knob 101, and the end of the "off" mark 11 is closed.

The process of using the disposable BCG perfusion medicine configurator to perfuse BCG is as follows: when a doctor prepares to fill BCG in the bladder, if a patient does not keep a urinary catheter, the patient needs to keep the urinary catheter first, the urine in the bladder is emptied, the urinary catheter is kept in the bladder, then a syringe is used for extracting enough physiological saline, then the needle 7 is taken out and connected to the outer end of the syringe connecting pipe 2, next, the needle protective sleeve 9 of the BCG connecting pipe 6 is opened, the BCG medicine bottle is connected with the needle 7, the medicine bottle is fixed by the buckle 8, the end of the 'off' mark 11 of the rotary handle 101 is turned to the urinary catheter connecting pipe 4, the syringe connecting pipe 2 is conducted with the BCG connecting pipe 6, enough physiological saline enters the BCG medicine bottle, the medicine is fully dissolved and then extracted back into the syringe, the urine catheter connector cover 5 is opened to tightly connect the urine catheter connector with the urinary catheter outlet, then the end of the 'off' mark 11 of the rotary handle 101 is turned to the BCG connecting pipe 6, then the dissolved BCG medicine in the syringe slowly enters the urinary catheter, the ureter was then removed and BCG was left in the bladder for 2 h.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A disposable BCG perfusion drug configurator is characterized in that the disposable BCG perfusion drug configurator comprises:

2. The disposable BCG perfusion drug dispenser of claim 1, wherein: the outer end of the syringe connecting pipe is provided with a syringe interface cover.

3. The disposable BCG perfusion drug dispenser of claim 1, wherein: the outer end of the urinary catheter connecting pipe is provided with a urinary catheter connector, and a urinary catheter connector cover is sleeved outside the urinary catheter connector.

4. The disposable BCG perfusion drug dispenser of claim 1, wherein: the needle head protective sleeve is sleeved outside the needle head of the BCG vaccine connecting pipe.

5. The disposable BCG perfusion drug dispenser of claim 3, wherein: the ureter connecting pipe is soft silica gel material, the ureter connector is the duroplasts.

6. The disposable BCG perfusion drug dispenser of claim 1, wherein: the outer side wall of the inserted bar is in sliding fit with the inner wall of the liquid guide cavity of the connecting column, a sealing ring is sleeved on the outer side wall of the inserted bar, and a sealing groove corresponding to the sealing ring is formed in the inner wall of the liquid guide cavity of the connecting column.

7. The disposable BCG perfusion drug dispenser of claim 1, wherein: the outer side surface of the rotating handle is printed with an off mark.