CN108721708B - Thyroid cyst suction device - Google Patents
Thyroid cyst suction device Download PDFInfo
- Publication number
- CN108721708B CN108721708B CN201810160688.8A CN201810160688A CN108721708B CN 108721708 B CN108721708 B CN 108721708B CN 201810160688 A CN201810160688 A CN 201810160688A CN 108721708 B CN108721708 B CN 108721708B
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- needle
- sleeve
- wall
- communicated
- seat
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/84—Drainage tubes; Aspiration tips
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
- A61M25/003—Multi-lumen catheters with stationary elements characterized by features relating to least one lumen located at the distal part of the catheter, e.g. filters, plugs or valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
- A61M25/04—Holding devices, e.g. on the body in the body, e.g. expansible
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Public Health (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Child & Adolescent Psychology (AREA)
- Surgery (AREA)
- Vascular Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a thyroid cyst suction device, which comprises a cannula seat, a puncture needle and a negative pressure aspirator, wherein the front end of the cannula seat is provided with a remaining soft needle, the puncture needle comprises a needle head and a needle handle, the needle head passes through the cannula seat and is sleeved in the remaining soft needle, the needle handle is sleeved with the cannula seat in a sliding way, a reset spring is arranged between the needle handle and the inner wall of the cannula seat, the remaining soft needle is provided with an air bag close to the tip end of the needle, the remaining soft needle is internally provided with an air cavity, the outer surface of the remaining soft needle is provided with an inflatable ball communicated with the air cavity, the air bag is communicated with the air cavity through an inflatable tube, a drainage channel is formed between the outer wall of the needle head and the inner wall of the remaining soft needle, the cannula seat is provided with a liquid pumping port and a medicine injection port, one end of the liquid pumping port is communicated with the drainage channel, the inner cavity of the extraction sleeve seat is provided with a stop valve with adjustable angle. The thyroid cyst suction device with the structure can reduce the probability of infection and improve the treatment effect.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a thyroid cyst suction device.
Background
Thyroid cyst is a fluid-containing sac found in the thyroid gland, and is a common benign lesion of the thyroid gland, and the most minimally invasive and effective treatment method at present is as follows: firstly, a puncture needle penetrates into the thyroid cyst, the liquid in the thyroid cyst is extracted, and then triamcinolone acetonide acetate or anhydrous alcohol medicine is injected into the thyroid cyst. The capsule liquid is simply pumped out, only the internal pressure is relieved, no treatment effect is achieved, and only after the capsule liquid is pumped out, treatment medicines such as triamcinolone acetonide acetate or absolute alcohol medicines are injected, so that the protein on the inner wall of the capsule cavity is deteriorated, the gland on the inner wall of the capsule cavity is damaged, and the capsule cavity is closed, so that the treatment purpose can be achieved, and the recurrence rate is effectively reduced. At present, the injection syringe is mainly used for sucking cyst fluid and injecting medicine clinically, and for large cysts, the large cysts are extracted in a fractional manner and need to be punctured again when the medicine is injected. The disadvantages are that: 1) the probability of infection is increased by multiple times of puncture, and meanwhile, the pain of a patient is obviously increased; 2) the medicine is injected after the needle is drawn, and part of the sac liquid is sucked and the sac cavity begins to be closed, so that the medicine can not be or is difficult to be injected into the sac cavity smoothly, and the final treatment effect is affected.
Disclosure of Invention
In view of the above, the present invention aims to provide a thyroid cyst aspiration device which can not only reduce the probability of infection, but also improve the treatment effect.
The invention solves the problems through the following technical means: a thyroid cyst suction device, characterized in that: including casing seat, pjncture needle and vacuum aspiration ware, the casing seat front end is provided with keeps somewhere soft needle, the pjncture needle includes syringe needle and needle handle, the syringe needle passes the casing seat suit in keeping somewhere soft needle, the needle handle cup joints with the casing seat slides, is provided with reset spring between needle handle and the casing seat inner wall, syringe needle outer wall and keep somewhere and form drainage channel between the soft needle inner wall, be provided with drawing liquid mouth and injection mouth on the casing seat, drawing liquid mouth one end and drainage channel intercommunication, the other end and vacuum aspiration ware intercommunication, injection mouth one end and drainage channel intercommunication, the intercommunication mouth of drawing liquid mouth and injection mouth and drainage channel intercommunication is located same cross section, drawing liquid mouth and injection mouth internal diameter size are unanimous, be provided with the valve on the injection mouth.
Furthermore, an air bag is arranged on the indwelling soft needle close to the tip end of the needle, an air cavity is arranged in the indwelling soft needle, an air pipe communicated with the air cavity is arranged on the outer surface of the indwelling soft needle, an inflatable ball is arranged at the end part of the air pipe, and the air bag, the air cavity, the air pipe and the inflatable ball are communicated in sequence.
Furthermore, the inner cavity of the casing seat is provided with a check valve capable of rotating circumferentially, the check valve is a cylindrical pipe, the angle of the check valve is adjustable, the check valve comprises an end cap and a telescopic sleeve, the end cap is close to the end of the indwelling soft needle, the telescopic sleeve is close to the end of the needle handle, a through hole is formed in the side wall of the end cap, the through hole is located in the same cross section of the liquid drawing port and the medicine injection port, the size of the through hole is matched with the size of the liquid drawing port and the size of the medicine injection port, a guiding mark is arranged on the end face, far away from the through hole, of the telescopic sleeve, and the guiding mark is located right above the through.
Further, the telescopic sleeve comprises an outer sleeve, an inner sleeve and a sliding key, the outer sleeve is connected with the plug, the outer sleeve is far away from the inner wall of the end face of the plug and is provided with a step, the sliding key is fixed on the inner wall of the outer sleeve, the inner sleeve is close to the outer wall of the end face of the plug and is provided with a step, a slotted hole is formed in the step of the inner sleeve, the inner sleeve is connected to the inner cavity of the outer sleeve through the sliding key in a sliding mode, the outer sleeve is identical to the central shaft of the inner.
Furthermore, the inner sleeve is provided with a positioning pin far away from the end cap, the inner sleeve is provided with a pin hole far away from the end cap, the side wall of the needle head is provided with a groove, and the positioning pin slides through the pin hole and is clamped into the groove.
Furthermore, a limiting step used for limiting the movement of the needle handle is arranged in the sleeve seat, a return spring is arranged between the limiting step and the needle handle, and the return spring is concentric with the central shaft of the needle handle.
Further, the negative pressure aspirator is a syringe.
Furthermore, a color ultrasound probe is arranged at the end part of the indwelling soft needle.
The invention has the beneficial effects that: according to the thyroid cyst suction device, on one hand, the indwelling soft needle is arranged, after puncture, the indwelling soft needle does not withdraw, and the drainage channel is formed in the indwelling soft needle, so that no matter effusion is extracted or medicine is injected, repeated puncture is not needed, the probability of infection is reduced, liquid medicine can be smoothly drained into a sac cavity through the drainage channel, and the treatment effect is favorably improved; meanwhile, in order to prevent the effusion from mixing with the liquid medicine, a flow stopping valve is arranged in the cannula seat, and can be used for sucking the effusion and pushing the medicine as required.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic view of the present invention;
fig. 3 is an exploded view of the needle handle of fig. 1 when not reset.
Detailed Description
The invention will be described in detail below with reference to the accompanying drawings, as shown in fig. 1: the invention provides a thyroid cyst suction device, which comprises a cannula seat 1, puncture needle and vacuum aspiration ware 4, cannula holder 1 front end is provided with keeps somewhere soft needle 14, the puncture needle includes syringe needle 21 and needle handle 22, syringe needle 21 passes cannula holder 1 suit in keeping somewhere soft needle 14, needle handle 22 cup joints with cannula holder 1 slides, be provided with reset spring 5 between needle handle 22 and the cannula holder 1 inner wall, form drainage channel 8 between syringe needle 21 outer wall and the soft needle 14 inner wall that keeps somewhere, be provided with drawing liquid mouth 9 and injection mouth 10 on the cannula holder 1, drawing liquid mouth 9 one end and drainage channel 8 intercommunication, the other end and vacuum aspiration ware 4 intercommunication, injection mouth 10 one end and drainage channel 8 intercommunication, drawing liquid mouth 9 and injection mouth 10 and the intercommunication mouth of drainage channel intercommunication 8 are located same cross section, drawing liquid mouth 9 and injection mouth 10 internal diameter size are unanimous, be provided with the valve on the injection mouth 10. During the use, promote syringe needle 21 through needle handle 22 earlier and puncture, make and keep somewhere soft needle 14 and syringe needle 21 and all puncture into the cyst of thyroid cyst in the intracavitary, loosen afterwards and withdraw from needle handle 22 and syringe needle 21, so far, accomplished the puncture operation promptly, can aspirate the hydrops through negative pressure aspirator 4 after the puncture, after the hydrops aspiration was accomplished, open valve 11, accessible injection mouth 10 pours into the medicine. During the suction and injection, both the fluid and the drug flow through the drainage channel 8.
Further, an air bag 3 is arranged on the indwelling soft needle 14 close to the needle tip, an air cavity 35 is arranged in the indwelling soft needle 14, an air pipe 7 communicated with the air cavity 35 is arranged on the outer surface of the indwelling soft needle 14, an inflatable ball 6 is arranged at the end of the air pipe 7, and the air bag 3, the air cavity 35, the air pipe 7 and the inflatable ball 6 are communicated in sequence. When the indwelling soft needle 14 and the needle head 21 are both punctured into the cyst of the thyroid cyst, the needle handle 22 and the needle head 21 are loosened and withdrawn, at the moment, the air bag 3 can be inflated through the inflatable ball 6, the air bag 3 expands to ensure that the indwelling soft needle 14 can be fixed in the cyst, the indwelling soft needle is not easy to fall off when the effusion is sucked or the medicine is injected, the operation is convenient, and the pain of a patient is relieved.
Meanwhile, a check valve 27 capable of rotating circumferentially is arranged in the inner cavity of the sleeve seat 1, the check valve 27 is a cylindrical pipe, the angle of the check valve 27 is adjustable, the check valve 27 comprises a plug 23 and a telescopic sleeve 25, the plug 23 is close to the indwelling soft needle end 14, the telescopic sleeve 25 is close to the needle handle 22, a through hole 24 is formed in the upper side wall of the plug 23, the through hole 24, the liquid drawing port 9 and the medicine injection port 10 are located on the same cross section, and the size of the through hole 24 is matched with that of the liquid drawing port 9 and the medicine injection port 10; the end face of the telescopic sleeve 25 far away from the through hole 24 is provided with a guiding mark 28, and the guiding mark 28 is positioned right above the through hole 24. The telescopic sleeve 25 comprises an outer sleeve 29, an inner sleeve 31 and a sliding key 30, the outer sleeve 29 is connected with the plug 23, a step is arranged on the inner wall of the end face, away from the plug 23, of the outer sleeve 29, the sliding key 30 is fixed on the inner wall of the outer sleeve 29, a step is arranged on the outer wall, close to the plug 23, of the inner sleeve 31, a groove hole is formed in the step of the inner sleeve, the inner sleeve 31 is connected to the inner cavity of the outer sleeve in a sliding mode through the sliding key 30, the central axes of the. When the needle handle 22 and the needle 21 exit from the cannula holder 1, the needle 21 resets and simultaneously drives the inner sleeve 31 of the telescopic sleeve 25 through the positioning pin 32 and extends out of the surface of the cannula holder 1 (as shown in fig. 3), and the indwelling soft needle 14 does not exit, so that the puncture operation is completed; after puncture, the accumulated liquid can be sucked through the negative pressure suction apparatus 4, at this time, the inner sleeve 31 of the telescopic sleeve 25 needs to be rotated, the guide mark 28 on the inner sleeve 31 is aligned with the liquid suction port 9, at this time, the through hole 24 is also aligned with the liquid suction port 9, a channel for sucking the accumulated liquid is opened, the accumulated liquid starts to be sucked, after the suction of the accumulated liquid is finished, the inner sleeve 31 is rotated, the guide mark 28 is aligned with the medicine injection port 10, the liquid suction channel is closed, the medicine injection channel is opened, the valve 11 is opened, and the medicine can be injected through the medicine injection port; in suction and injection process, hydrops and medicine all flow through drainage channel 8, neither need take out the hydrops, when not needing the injection again, rotatory inner skleeve 31's guide sign can be closed simultaneously and taken out hydrops passageway and injection passageway, prevents that hydrops and liquid medicine from scurrying in disorder.
The cannula holder 1 is internally provided with a limiting step 15 for limiting the movement of the needle handle, a return spring 5 is arranged between the limiting step 15 and the needle handle 22, the return spring 5 is concentric with the central shaft of the needle handle 22, when the needle handle 22 needs to be withdrawn after the puncture is finished, the needle handle 22 is loosened, the needle head 21 rebounds and resets under the action of the return spring 5, the remaining soft needle 14 does not withdraw, and the operation is convenient and rapid.
In the embodiment, the vacuum extractor 4 is an existing syringe on the market, so that the production cost of the device is greatly saved, and meanwhile, the end part of the indwelling soft needle 14 is provided with the color Doppler ultrasound probe 12, so that the suction condition can be observed in real time in combination with color Doppler ultrasound.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (6)
1. A thyroid cyst suction device, characterized in that: the puncture needle comprises a needle head and a needle handle, the needle head penetrates through the cannula seat and is sleeved in the indwelling soft needle, the needle handle is in sliding sleeve joint with the cannula seat, a reset spring is arranged between the needle handle and the inner wall of the cannula seat, a drainage channel is formed between the outer wall of the needle head and the inner wall of the indwelling soft needle, a liquid drawing port and a medicine injection port are arranged on the cannula seat, one end of the liquid drawing port is communicated with the drainage channel, the other end of the liquid drawing port is communicated with the negative pressure suction apparatus, one end of the medicine injection port is communicated with the drainage channel, the liquid drawing port and the medicine injection port are communicated with the drainage channel, the communication ports are positioned on the same cross section, the inner diameters of the liquid drawing port and the medicine injection port are consistent, and a valve is arranged on the medicine injection port;
the sleeve seat is internally provided with a circumferentially rotatable check valve which is a cylindrical pipe, the angle of the check valve is adjustable, the check valve comprises a plug and a telescopic sleeve, the plug is close to the end of the indwelling soft needle, the telescopic sleeve is close to the end of the needle handle, the side wall of the plug is provided with a through hole, the liquid drawing port and the medicine injection port are positioned on the same cross section, the size of the through hole is matched with the size of the liquid drawing port and the size of the medicine injection port, and the end surface of the telescopic sleeve, far away from the through hole, is provided with a guiding mark which is positioned right above the through hole;
the telescopic sleeve comprises an outer sleeve, an inner sleeve and a sliding key, the outer sleeve is connected with the plug, the outer sleeve is far away from the inner wall of the end face of the plug and is provided with a step, the sliding key is fixed on the inner wall of the outer sleeve, the inner sleeve is close to the outer wall of the end face of the plug and is provided with a step, a slotted hole is formed in the step of the inner sleeve, the inner sleeve is connected to the inner cavity of the outer sleeve through the sliding key in a sliding mode, the outer sleeve is the same as the central shaft.
2. A thyroid cyst aspiration device as defined in claim 1 wherein: the indwelling soft needle is provided with an air bag close to the tip end of the needle, an air cavity is arranged in the indwelling soft needle, an air pipe communicated with the air cavity is arranged on the outer surface of the indwelling soft needle, an inflatable ball is arranged at the end part of the air pipe, and the air bag, the air cavity, the air pipe and the inflatable ball are communicated in sequence.
3. A thyroid cyst aspiration device as defined in claim 1 wherein: the inner sleeve is provided with a positioning pin far away from the end cap end, the inner sleeve is provided with a pin hole far away from the end cap end, the side wall of the needle head is provided with a groove, and the positioning pin slides to penetrate through the pin hole and is clamped into the groove.
4. A thyroid cyst aspiration device as defined in claim 1 wherein: the needle handle is arranged in the casing seat, the casing seat is internally provided with a limiting step for limiting the movement of the needle handle, the reset spring is arranged between the limiting step and the needle handle, and the reset spring is concentric with the central shaft of the needle handle.
5. A thyroid cyst aspiration device as defined in claim 1 wherein: the negative pressure aspirator is an injector.
6. A thyroid cyst aspiration device as defined in claim 1 wherein: the end part of the indwelling soft needle is provided with a color ultrasound probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810160688.8A CN108721708B (en) | 2018-02-27 | 2018-02-27 | Thyroid cyst suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810160688.8A CN108721708B (en) | 2018-02-27 | 2018-02-27 | Thyroid cyst suction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108721708A CN108721708A (en) | 2018-11-02 |
| CN108721708B true CN108721708B (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810160688.8A Expired - Fee Related CN108721708B (en) | 2018-02-27 | 2018-02-27 | Thyroid cyst suction device |
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| Country | Link |
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| CN (1) | CN108721708B (en) |
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| CN111013423B (en) * | 2020-01-06 | 2024-06-14 | 中国人民解放军陆军军医大学第一附属医院 | Foaming device |
| CN111588421B (en) * | 2020-05-29 | 2022-11-18 | 南方医科大学珠江医院 | Hepatobiliary surgery puncture equipment |
| CN111658091A (en) * | 2020-07-07 | 2020-09-15 | 西安交通大学医学院第一附属医院 | Prevention of seepage liquid puncture drainage needle and puncture drainage system |
| CN111938765A (en) * | 2020-07-20 | 2020-11-17 | 重庆北部宽仁医院 | Thyroid cyst puncture device |
| CN112155607A (en) * | 2020-10-12 | 2021-01-01 | 中国人民解放军陆军特色医学中心 | Thyroid puncture device |
| CN114984335A (en) * | 2022-04-11 | 2022-09-02 | 中国人民解放军空军军医大学 | Double-needle suction injection device for assisting vascular malformation rehabilitation |
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| Publication number | Publication date |
|---|---|
| CN108721708A (en) | 2018-11-02 |
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