CN217408952U

CN217408952U - Liquid nitrogen tumor ablation needle

Info

Publication number: CN217408952U
Application number: CN202220603831.8U
Authority: CN
Inventors: 姚洪生
Original assignee: Jiangsu Zhongxinlei Precision Tube Manufacturing Co ltd
Current assignee: Jiangsu Zhongxinlei Precision Tube Manufacturing Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-09-13
Anticipated expiration: 2032-03-18

Abstract

The utility model relates to the technical field of medical equipment, in particular to a liquid nitrogen tumor ablation needle, which comprises a base, wherein an outer tank is fixedly connected on the outer wall of the top of the base, the outer wall of the top of the base is fixedly connected with an inner tank near the middle position, a sealing mechanism is arranged on the inner wall of the circumference of the outer tank near the top, a connecting pipe is arranged inside the sealing mechanism, the bottom end of the connecting pipe is communicated with the inside of the inner tank, a communicating pipe is spliced at the top of the connecting pipe, a hose is spliced on the outer wall of the top of the communicating pipe, a thin needle is spliced at one end of the hose, a needle head is spliced at one end of the thin needle, the utility model can store liquid nitrogen in the inner tank, the air exhaust between the inner tank and the outer tank is in a hollow state, a fixing cover, a clamping plate and a sealing ring play a sealing effect, ensure the storage of the liquid nitrogen, and periodically perform the air exhaust inside through an exhaust pipe and a check valve, the vacuum state in the container is guaranteed, and the safety of liquid nitrogen storage is guaranteed.

Description

Liquid nitrogen tumor ablation needle

Technical Field

The utility model relates to the technical field of medical equipment, specifically a liquid nitrogen tumor melts needle.

Background

The medical apparatus refers to instruments, equipment, appliances, in-vitro diagnostic reagents, calibrators, materials and other similar or related articles which are directly or indirectly used for a human body, and comprises required computer software, the medical apparatus comprises medical equipment and medical consumables, and a special medical apparatus, namely a liquid nitrogen tumor ablation needle, is used for treating tumors.

In the prior art, there are some problems, such as: when the liquid nitrogen tumor ablation needle is used, the needle head of the liquid nitrogen tumor ablation needle is positioned at an important part, is easy to infect and affect the treatment effect, and leakage is easy to generate when liquid nitrogen is stored, so that the follow-up medical work is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid nitrogen tumour melts needle to solve the problem that proposes among the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a liquid nitrogen tumour melts needle, includes the base, the outer jar of fixedly connected with on the top outer wall of base, the top outer wall of base is close to the middle position fixedly connected with inner tank, the position that outer jar circumference inner wall is close to the top is equipped with sealing mechanism, sealing mechanism's inside is equipped with the connecting pipe, the bottom of connecting pipe with the inside of inner tank is linked together, peg graft at the top of connecting pipe has communicating pipe, it has the hose to peg graft on the top outer wall of communicating pipe, the one end of hose is pegged graft and is had thin needle, the one end of thin needle is pegged graft and is had the syringe needle, be equipped with disinfection mechanism on one side outer wall of outer jar.

Preferably, a valve is inserted on the outer wall of the communicating pipe, and the valve controls the output of liquid nitrogen to convey the liquid nitrogen to the needle head for ablation.

Preferably, sealing mechanism includes fixed lid, cardboard and sealing washer, the cardboard fixed mounting be in the position that outer jar circumference inner wall is close to the top, fixed lid fixed mounting is on the circumference inner wall of cardboard, the sealing washer bonds on the bottom outer wall of cardboard, and fixed lid, cardboard and sealing washer seal outer jar and inner tank top, avoid gaseous the entering.

Preferably, the outer wall of sealing washer respectively with the inner wall of outer jar and the outer wall of inner tank is laminated mutually, and the sealing washer prevents that gas from advancing out, avoids the closed environment inefficacy.

Preferably, the connecting pipe is inserted into the circumferential inner wall of the fixed cover and communicated with the communicating pipe, so that liquid nitrogen is conveniently conveyed.

Preferably, disinfection mechanism includes fixed case, fixed case fixed mounting be in on one side outer wall of outer jar, it has the liquid reserve pipe to peg graft on the top outer wall of fixed case, the one end of liquid reserve pipe is located the inside of fixed case, has the antiseptic solution in the liquid reserve pipe.

Preferably, the inner wall of one side of the fixed box is fixedly provided with an ultraviolet sterilization lamp, the outer wall of one side of the liquid storage pipe is close to the position of the ultraviolet sterilization lamp, and a rectangular opening is formed in the position of the outer wall of one side of the liquid storage pipe, so that the ultraviolet sterilization lamp can irradiate for sterilization.

Preferably, the exhaust pipe is inserted into the outer wall of one side of the outer tank, the check valve is fixedly mounted on the outer wall of the circumference of the exhaust pipe, and gas backflow is prevented through the check valve.

The utility model discloses an improve and provide a liquid nitrogen tumour ablation needle here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses a set up fixed cover, cardboard and sealing washer, store the liquid nitrogen in the inner tank, the interior space between the outer tank is bled and is the cavity state, fixed cover, cardboard and sealing washer play sealed effect, guarantee the storage of liquid nitrogen, through blast pipe and check valve, regularly bleed the inside, guarantee the vacuum state of inside, the check valve prevents that external gas from getting into, has guaranteed the safety that the liquid nitrogen stored;

the second step is as follows: the utility model discloses a set up liquid storage tube and sterilamp, arrange the syringe needle in the liquid storage tube, there is the antiseptic solution in the liquid storage tube, through antiseptic solution protection syringe needle, and the sterilamp of one side shines, guarantees the disinfection effect.

Drawings

The invention is further explained below with reference to the drawings and examples:

fig. 1 is a schematic view of the partially cut-away structure of the present invention;

fig. 2 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 3 is a schematic view of a partial perspective structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 5 is an enlarged schematic view of fig. 1 at B.

Description of the reference numerals:

1. a base; 2. an outer tank; 3. an inner tank; 4. a stationary box; 5. fine needles; 6. a hose; 7. a fixed cover; 8. clamping a plate; 9. a connecting pipe; 10. a check valve; 11. an exhaust pipe; 12. a communicating pipe; 13. a valve; 14. a needle head; 15. an ultraviolet germicidal lamp; 16. a rectangular opening; 17. a liquid storage pipe; 18. and (5) sealing rings.

Detailed Description

The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. 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.

The utility model discloses an improve and provide a liquid nitrogen tumour here and melt needle, the technical scheme of the utility model is:

as shown in fig. 1-5, a liquid nitrogen tumor melts needle, which comprises a base 1, outer jar 2 of fixedly connected with on base 1's the top outer wall, base 1's the top outer wall is close to middle position fixedly connected with inner tank 3, the position that 2 circumference inner walls of outer jar are close to the top is equipped with sealing mechanism, sealing mechanism's inside is equipped with connecting pipe 9, the bottom of connecting pipe 9 is linked together with inner tank 3's inside, it has communicating pipe 12 to peg graft at the top of connecting pipe 9, it has hose 6 to peg graft on communicating pipe 12's the top outer wall, the one end of hose 6 is pegged graft and is had thin needle 5, the one end of thin needle 5 is pegged graft and is had syringe needle 14, be equipped with disinfection mechanism on one side outer wall of outer jar 2.

Borrow by above-mentioned structure, there is liquid nitrogen in the inner tank 3, send into syringe needle 14 department through connecting pipe 9, communicating pipe 12, hose 6 with the liquid nitrogen and carry out the liquid nitrogen and melt, disinfect the storage through disinfection mechanism to syringe needle 14, guarantee the cleanness of syringe needle 14.

Further, a valve 13 is inserted into the outer wall of the communication pipe 12.

By means of the structure, the valve 13 controls the output of liquid nitrogen, and the liquid nitrogen is conveyed to the needle 14 for ablation.

Further, sealing mechanism includes fixed lid 7, cardboard 8 and sealing washer 18, and cardboard 8 fixed mounting is in the position that 2 circumference inner walls of outer jar are close to the top, and fixed lid 7 fixed mounting is on the circumference inner wall of cardboard 8, and sealing washer 18 bonds on the bottom outer wall of cardboard 8.

By means of the structure, the top of the outer tank 2 and the top of the inner tank 3 are sealed through the fixing cover 7, the clamping plate 8 and the sealing ring 18, and gas is prevented from entering.

Further, the outer wall of the gasket 18 is attached to the inner wall of the outer tank 2 and the outer wall of the inner tank 3, respectively.

By means of the structure, the sealing ring 18 prevents gas from entering and exiting, failure of a closed environment is avoided, and storage of liquid nitrogen is guaranteed through a vacuum state.

Further, the connection pipe 9 is inserted into the circumferential inner wall of the fixing cap 7.

By means of the structure, the connecting pipe 9 is communicated with the communicating pipe 12, so that the liquid nitrogen is conveniently conveyed, and the stable operation of liquid nitrogen ablation is ensured.

Further, disinfection mechanism includes fixed case 4, and fixed case 4 fixed mounting has stock solution pipe 17 on the top outer wall of fixed case 4 on one side outer wall of outer jar 2, and the one end of stock solution pipe 17 is located the inside of fixed case 4.

By means of the structure, the disinfection solution is stored in the liquid storage pipe 17, the needle 14 is placed in the disinfection solution for storage, and the cleanness of the needle 14 during use is guaranteed.

Furthermore, an ultraviolet germicidal lamp 15 is fixedly arranged on the inner wall of one side of the fixed box 4, and a rectangular opening 16 is formed in the position, close to the ultraviolet germicidal lamp 15, of the outer wall of one side of the liquid storage pipe 17.

By means of the structure, the irradiation sterilization of the ultraviolet sterilizing lamp 15 ensures that the needle 14 is not infected by foreign objects, and the subsequent ablation work is convenient to carry out.

Furthermore, an exhaust pipe 11 is inserted into the outer wall of one side of the outer tank 2, and a check valve 10 is fixedly mounted on the circumferential outer wall of the exhaust pipe 11.

Borrow by above-mentioned structure, link to each other with external air pump through blast pipe 11, be convenient for with jar interior evacuation, prevent gaseous backward flow through check valve 10.

The working principle is as follows: liquid nitrogen is stored in inner tank 3 during the use, exhaust pipe 11 is connected through the air pump, pump vacuums between outer jar 2 and the inner tank 3, check valve 10 prevents the gaseous backward flow, simultaneously the top is through fixed lid 7, cardboard 8 and sealing washer 18 play sealed effect, after aiming at assigned position with thin needle 5 and syringe needle 14 when carrying out the liquid nitrogen and melting, open valve 13, make the liquid nitrogen through connecting pipe 9, communicating pipe 12 row to the hose 6 in, then send to syringe needle 14 department by thin needle 5, export the liquid nitrogen to the assigned position and melt, before syringe needle 14 uses, arrange in liquid storage tube 17, utilize the antiseptic solution to disinfect, disinfect through sterilamp 15, guarantee syringe needle 14's health, change after syringe needle 14 uses, also change the antiseptic solution, then still arrange new syringe needle 14 in the antiseptic solution and save.

Claims

1. The utility model provides a liquid nitrogen tumour ablation needle, includes base (1), its characterized in that: the outer jar of fixedly connected with (2) on the top outer wall of base (1), the top outer wall of base (1) is close to middle position fixedly connected with inner tank (3), the position that outer jar (2) circumference inner wall is close to the top is equipped with sealing mechanism, sealing mechanism's inside is equipped with connecting pipe (9), the bottom of connecting pipe (9) with the inside of inner tank (3) is linked together, it has communicating pipe (12) to peg graft at the top of connecting pipe (9), it has hose (6) to peg graft on the top outer wall of communicating pipe (12), the one end of hose (6) is pegged graft and is had fine needle (5), the one end of fine needle (5) is pegged graft and is had syringe needle (14), be equipped with disinfection mechanism on the outer wall of one side of outer jar (2).

2. The liquid nitrogen tumor ablation needle according to claim 1, characterized in that: and a valve (13) is inserted on the outer wall of the communicating pipe (12).

3. The liquid nitrogen tumor ablation needle according to claim 1, characterized in that: sealing mechanism includes fixed lid (7), cardboard (8) and sealing washer (18), cardboard (8) fixed mounting be in outer jar (2) circumference inner wall is close to the position at top, fixed lid (7) fixed mounting is on the circumference inner wall of cardboard (8), sealing washer (18) bond on the bottom outer wall of cardboard (8).

4. The liquid nitrogen tumor ablation needle according to claim 3, characterized in that: the outer wall of the sealing ring (18) is respectively attached to the inner wall of the outer tank (2) and the outer wall of the inner tank (3).

5. The liquid nitrogen tumor ablation needle according to claim 3, characterized in that: the connecting pipe (9) is inserted on the circumferential inner wall of the fixed cover (7).

6. The liquid nitrogen tumor ablation needle according to claim 1, characterized in that: the disinfection mechanism comprises a fixed box (4), the fixed box (4) is fixedly installed on the outer wall of one side of the outer tank (2), a liquid storage pipe (17) is inserted into the outer wall of the top of the fixed box (4), and one end of the liquid storage pipe (17) is located inside the fixed box (4).

7. The liquid nitrogen tumor ablation needle of claim 6, wherein: fixed mounting has sterilamp (15) on the one side inner wall of fixed case (4), the outer wall of liquid storage pipe (17) one side is close to the position of sterilamp (15) is opened there is rectangle mouth (16).

8. The liquid nitrogen tumor ablation needle according to claim 1, characterized in that: an exhaust pipe (11) is inserted into the outer wall of one side of the outer tank (2), and a check valve (10) is fixedly mounted on the outer wall of the circumference of the exhaust pipe (11).