CN206197978U - A kind of thyroid gland negative pressure puncture device - Google Patents
A kind of thyroid gland negative pressure puncture device Download PDFInfo
- Publication number
- CN206197978U CN206197978U CN201620713616.8U CN201620713616U CN206197978U CN 206197978 U CN206197978 U CN 206197978U CN 201620713616 U CN201620713616 U CN 201620713616U CN 206197978 U CN206197978 U CN 206197978U
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- syringe
- negative pressure
- needle
- guide pin
- pin bushing
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Abstract
The utility model discloses a kind of thyroid gland negative pressure puncture device, including syringe and puncture needle, the side wall of front end of the syringe needle is provided with steam vent, steam vent is provided with air bleeding valve, syringe sidewall behind steam vent is provided with the negative tube with syringe inner space, negative tube connects negative pressure device, the negative pressure device includes negative pressure pump, puncture needle includes needle handle and syringe needle, needle handle is fixedly mounted on the injector, it is slidably connected between needle handle and syringe needle, the first guide pin bushing bar is provided with the outside of syringe needle, first guide pin bushing bar connects the second guide pin bushing bar by elastic joint part, second guide pin bushing bar connects guide pin bushing head, the top of guide pin bushing head is round and smooth top, guide pin bushing head is in smoothing junction with the part of needle contact.The utility model is provided with negative pressure device, and when the thyroid gland liquid for needing to extract is more sticky, negative pressure device causes to produce negative pressure in syringe, promotes thyroid gland liquid smoothly to extract, simple structure so that medical worker is easier, time saving and energy saving when operating.
Description
Technical field
The utility model belongs to technical field of medical instruments, and in particular to a kind of thyroid gland negative pressure puncture device.
Background technology
When thyroid nodule and tumour, it is necessary to obtain Pathologic specimen to thyroid nodule puncture using puncture needle and examine
Break, or extraction is carried out to cyst fluid and chemically examine, therefore Thyroid puncture needle is an important Medical Devices, in existing first shape
In gland puncture pin, when the liquid in thyroid cyst is thin, it is easy to take out using Thyroid puncture needle, when thyroid gland cyst fluid
During more sticky or solid nodules enclosed mass, often due to negative pressure is not enough and can not successfully extract cyst fluid out, or the sample size for extracting
Deficiency, causes patient's second extraction, increases the pain of patient, and very big inconvenience is brought to diagnosis and treatment.
Utility model content
To overcome the shortcomings of that above-mentioned prior art is present, the utility model proposes a kind of thyroid gland negative pressure puncture device,
The device can smoothly be taken out sticky thyroid gland cyst fluid or tubercle by negative pressure device, and the puncture needle in device is provided with guide pin bushing dress
Put, the pain of patient can be reduced.
To achieve the above object, the technical solution adopted in the utility model is as follows：
A kind of thyroid gland negative pressure puncture device, including syringe and puncture needle, after the syringe is arranged on puncture needle
Side, is provided with the first rotary shaft in syringe, first rotary shaft connects first gear, and the first gear connects the second tooth
Wheel, first gear is meshed with second gear, and the second gear connects the second rotary shaft, and second rotary shaft is provided with outer
Screw thread, the second rotary shaft connection mobile bar, the mobile bar is provided with internal thread, the internal thread of mobile bar and the second rotary shaft
External screw thread is engaged, and mobile bar connects piston in the one end away from the second rotary shaft, and the piston matches with the inner chamber of syringe
Close, the side wall of front end of the syringe needle is provided with steam vent, and the steam vent is provided with air bleeding valve, and syringe sidewall is provided with and injection
The negative tube of device inner space, the negative tube connects negative pressure device, and the negative pressure device includes negative pressure pump, and the negative pressure pump connects
Power supply is connect, the negative pressure device is fixed on the side wall of syringe, liquid-collecting bottle, the liquid-collecting bottle are additionally provided with the side wall of syringe
It is fixedly mounted on the side wall of syringe, liquid-collecting bottle is set by collector tube and the intracavity inter-connection of syringe on the collector tube
There is control valve, the puncture needle includes needle handle and syringe needle, and the needle handle fixed installation is on the injector, sliding between needle handle and syringe needle
Dynamic connection, is provided with the first guide pin bushing bar on the outside of the syringe needle, the first guide pin bushing bar connects the second guide pin bushing by elastic joint part
Bar, the second guide pin bushing bar connects guide pin bushing head, and the top of the guide pin bushing head is round and smooth top, the portion of guide pin bushing head and needle contact
Divide smooth connection.
The negative pressure device also includes negative pressure sensing element, display screen and regulation button.
Retainer ring is additionally provided with the side wall of the syringe.
First rotary shaft connects rotary handle in the outside of syringe.
It is connected by screw between the needle handle and syringe needle.
The beneficial effects of the utility model：
1st, the utility model is provided with negative pressure device, and negative pressure pump is provided with negative pressure device, when the thyroid gland liquid for needing to extract
When more sticky, negative pressure pump is opened so that negative pressure is produced in syringe, promotes thyroid gland liquid smoothly to extract, simple structure so that
Medical worker is easier, time saving and energy saving when operating.
2nd, negative pressure device of the present utility model also includes negative pressure sensing element and display screen, can carry out reality to operation negative pressure
When monitor, substantially increase the operating efficiency and quality of medical worker.
3rd, the first guide pin bushing bar and the second guide pin bushing bar, the first guide pin bushing bar and second are provided with outside puncture needle of the present utility model
Guide pin bushing bar is connected by an elastic joint part, when above three part pierces into internal blood vessel with the syringe needle of puncture needle, meeting
With blood vessel flexible contact, the breakage of blood vessel is relieved to the pain at utmost reducing patient.
4th, syringe sidewall of the present utility model is provided with steam vent and air bleeding valve, can prevent the thyroid gland liquid for extracting from falling
Stream, it is easy to use, it is swift to operate, with significant practicality.
5th, it is additionally provided with retainer ring on the side wall of syringe of the present utility model, medical worker, can be with when using the device
Finger is placed in retainer ring, convenient operation.
6th, the utility model can be stretched piston by rotary handle in syringe, complete extracting for task, side
Just the operation of hospital personnel.
7th, it is connected by screw between needle handle of the present utility model and syringe needle, the convenient dismounting of syringe needle can be made, is changed in time.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings；
Accompanying drawing 1 is the schematic diagram of the utility model structure；
Accompanying drawing 2 is the puncture needle enlarged diagram of the utility model structure.
In figure：1st, syringe；2nd, puncture needle；3rd, the first rotary shaft；4th, first gear；5th, second gear；6th, the second rotation
Axle；7th, mobile bar；8th, piston；9th, steam vent；10th, air bleeding valve；11st, negative tube；12nd, negative pressure device；13rd, negative pressure pump；14th, electricity
Source；15th, liquid-collecting bottle；16th, collector tube；17th, valve is controlled；18th, needle handle；19th, syringe needle；20th, the first guide pin bushing bar；21st, elastic joint part；
22nd, the second guide pin bushing bar；23rd, guide pin bushing head；24th, negative pressure sensing element；25th, display screen；26th, button is adjusted；27th, retainer ring；28th, revolve
Change hands handle；29th, screw.
Specific embodiment
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate the utility model rather than limit scope of the present utility model.In addition, it is to be understood that reading the utility model instruction
Content after, those skilled in the art can make various changes or modifications to the utility model, and these equivalent form of values equally fall
In the application appended claims limited range.
As shown in Figure 1, a kind of thyroid gland negative pressure puncture device, including syringe 1 and puncture needle 2, the syringe 1 set
Put at the rear of puncture needle 2, the first rotary shaft 3 is provided with syringe 1, first rotary shaft 3 is connected in the outside of syringe 1
Rotary handle 28, first rotary shaft 3 connects first gear 4, the connection second gear 5 of the first gear 4, first gear 4
It is meshed with second gear 5, the second gear 5 connects the second rotary shaft 6, second rotary shaft 6 is provided with external screw thread, the
Two rotary shaft 6 connects mobile bar 7, and the mobile bar 7 is provided with internal thread, the internal thread of mobile bar 7 and the second rotary shaft 6 outward
Screw thread is engaged, and mobile bar 7 connects piston 8, the inner chamber phase of the piston 8 and syringe 1 in the one end away from the second rotary shaft 6
Coordinate, can rotate the first rotary shaft 3 by rotary handle 28, the first rotary shaft 3 drives first gear 4 to rotate, first gear 4
Second gear 5 is driven to rotate, second gear 5 drives the second rotary shaft 6 to rotate, because the second rotary shaft 6 is matched somebody with somebody with the screw thread of mobile bar 7
Close, mobile bar 7 can move along a straight line under the drive of the second rotary shaft 6 along the axial direction of syringe 1, and then band piston 8 is past
Multiple motion, when needing to extract thyroid gland liquid, piston rod 8 is moved to the direction away from puncture needle 1, and thyroid gland liquid is in pressure
In the presence of enter syringe 1 in, the side wall of the front end of syringe 1 is provided with steam vent 9, and the steam vent 9 is provided with air bleeding valve
10, steam vent 9 and air bleeding valve 10 can prevent the thyroid gland liquid for extracting from flowing backwards, easy to use, swift to operate, with significant reality
The property used.Liquid-collecting bottle 15 is additionally provided with the side wall of syringe 1, the liquid-collecting bottle 15 is fixedly mounted on the side wall of syringe 1, liquid collecting
By collector tube 16 and the intracavity inter-connection of syringe 1, the collector tube 16 is provided with control valve 17 to bottle 15, into syringe 1
In thyroid gland liquid enter collector tube 16 in, be easy to storage.
As shown in Figure 1, the side wall of syringe 1 is provided with the negative tube 11 with the inner space of syringe 1, the negative tube 11
Connection negative pressure device 12, the negative pressure device 12 includes negative pressure pump 13, the connection power supply 14 of the negative pressure pump 13, the negative pressure device
12 are fixed on the side wall of syringe 1, when the thyroid gland liquid for needing to extract is more sticky, open negative pressure pump 13 so that injection
Negative pressure is produced in device, promotes thyroid gland liquid smoothly to extract, simple structure so that medical worker is easier, time saving when operating
It is laborsaving.
As shown in Figure 2, the puncture needle 2 includes needle handle 18 and syringe needle 19, and the needle handle 18 is fixedly mounted on syringe 1
On, it is slidably connected between needle handle 18 and syringe needle 19, the outside of the syringe needle 19 is provided with the first guide pin bushing bar 20, the first guide pin bushing bar
20 connect the second guide pin bushing bar 22 by elastic joint part 21, and the second guide pin bushing bar 22 connects guide pin bushing first 23, the guide pin bushing first 23
Top be round and smooth top, the part that guide pin bushing first 23 is contacted with syringe needle 19 is in smoothing junction.First is provided with outside puncture needle 2 to lead
The guide pin bushing bar 22 of loop bar 20 and second, the first guide pin bushing bar 20 and the second guide pin bushing bar 22 are connected by an elastic joint part 21, when upper
State three parts with the syringe needle 19 of puncture needle 2 pierce into internal blood vessel when, can and blood vessel flexible contact, by blood vessel breakage mitigate
To at utmost, the pain of patient is reduced.
The negative pressure device 12 also includes negative pressure sensing element 24, display screen 25 and regulation button 26, negative pressure sensing element
24 and display screen 24, monitor in real time can be carried out to operation negative pressure, substantially increase the operating efficiency and quality of medical worker.
Retainer ring 27 is additionally provided with the side wall of the syringe 1, medical worker can be placed when using the device with finger
In retainer ring 27, convenient operation.
Connected by screw 29 between the needle handle 18 and syringe needle 19, connected by screw 29 between needle handle 18 and syringe needle 19
Connect, the convenient dismounting of syringe needle can be made, change in time,.
Specific embodiment：
A kind of thyroid gland negative pressure puncture device, including syringe 1 and puncture needle 2, the syringe 1 are arranged on puncture needle 2
Rear, the first rotary shaft 3 is provided with syringe 1, first rotary shaft 3 connects rotary handle 28 in the outside of syringe 1,
First rotary shaft 3 connects first gear 4, the connection second gear 5 of the first gear 4, first gear 4 and second gear 5
It is meshed, the second gear 5 connects the second rotary shaft 6, second rotary shaft 6 is provided with external screw thread, and the second rotary shaft 6 connects
Mobile bar 7 is connect, the mobile bar 7 is provided with internal thread, and the internal thread of mobile bar 7 is engaged with the external screw thread of the second rotary shaft 6,
Mobile bar 7 connects piston 8 in the one end away from the second rotary shaft 6, and the piston 8 is engaged with the inner chamber of syringe 1, syringe
The side wall of 1 front end is provided with steam vent 9, and the steam vent 9 is provided with air bleeding valve 10, and the side wall of syringe 1 is provided with and syringe 1
The negative tube 11 of inner space, the connection negative pressure device 12 of the negative tube 11, the negative pressure device 12 includes negative pressure pump 13, described
Negative pressure pump 13 connects power supply 14, and the negative pressure device 12 is fixed on the side wall of syringe 1, and the negative pressure device 12 also includes negative
Pressure sensing element 24, display screen 25 and regulation button 26, are additionally provided with liquid-collecting bottle 15, the liquid-collecting bottle 15 on the side wall of syringe 1
It is fixedly mounted on the side wall of syringe 1, liquid-collecting bottle 15 is by collector tube 16 and the intracavity inter-connection of syringe 1, the liquid collecting
Pipe 16 is provided with control valve 17, and retainer ring 27 is additionally provided with the side wall of syringe 1, and the puncture needle 2 includes needle handle 18 and syringe needle
19, the needle handle 18 is fixedly mounted on syringe 1, is connected by screw 29 between the needle handle 18 and syringe needle 19, the pin
First 19 outside is provided with the first guide pin bushing bar 20, and the first guide pin bushing bar 20 connects the second guide pin bushing bar 22 by elastic joint part 21,
The second guide pin bushing bar 22 connects guide pin bushing first 23, and the top of the guide pin bushing first 23 is round and smooth top, guide pin bushing first 23 and syringe needle 19
The part of contact is in smoothing junction.
Claims (5)
1. a kind of thyroid gland negative pressure puncture device, including syringe (1) and puncture needle (2), it is characterised in that：The syringe
(1) it is arranged on the rear of puncture needle (2), is provided with the first rotary shaft (3) in syringe (1), the first rotary shaft (3) connection the
One gear (4), the first gear (4) connects second gear (5), and first gear (4) is meshed with second gear (5), described
Second gear (5) connects the second rotary shaft (6), and second rotary shaft (6) is provided with external screw thread, the second rotary shaft (6) connection
Mobile bar (7), the mobile bar (7) is provided with internal thread, the internal thread of mobile bar (7) and the external screw thread of the second rotary shaft (6)
It is engaged, mobile bar (7) connects piston (8), the piston (8) and syringe (1) in the one end away from the second rotary shaft (6)
Inner chamber is engaged, and the side wall of syringe (1) front end is provided with steam vent (9), and the steam vent (9) is provided with air bleeding valve (10),
Syringe (1) side wall is provided with the negative tube (11) with syringe (1) inner space, and the negative tube (11) connects negative pressure device
(12), the negative pressure device (12) includes negative pressure pump (13), and the negative pressure pump (13) connects power supply (14), the negative pressure device
(12) it is fixed on the side wall of syringe (1), liquid-collecting bottle (15), the liquid-collecting bottle (15) is additionally provided with the side wall of syringe (1)
It is fixedly mounted on the side wall of syringe (1), the intracavity inter-connection that liquid-collecting bottle (15) passes through collector tube (16) and syringe (1),
The collector tube (16) is provided with control valve (17), and the puncture needle (2) includes needle handle (18) and syringe needle (19), the needle handle
(18) it is fixedly mounted on syringe (1), is slidably connected between needle handle (18) and syringe needle (19), is set on the outside of the syringe needle (19)
There is the first guide pin bushing bar (20), the first guide pin bushing bar (20) connects the second guide pin bushing bar (22) by elastic joint part (21), described
Second guide pin bushing bar (22) connects guide pin bushing head (23), and the top of the guide pin bushing head (23) is round and smooth top, guide pin bushing head (23) and pin
The part of head (19) contact is in smoothing junction.
2. a kind of thyroid gland negative pressure puncture device according to claim 1, it is characterised in that：The negative pressure device (12) is also
Including negative pressure sensing element (24), display screen (25) and regulation button (26).
3. a kind of thyroid gland negative pressure puncture device according to claim 1, it is characterised in that：The side of the syringe (1)
Retainer ring (27) is additionally provided with wall.
4. a kind of thyroid gland negative pressure puncture device according to claim 1, it is characterised in that：First rotary shaft (3)
Rotary handle (28) is connected in the outside of syringe (1).
5. a kind of thyroid gland negative pressure puncture device according to claim 1, it is characterised in that：The needle handle (18) and syringe needle
(19) connected by screw (29) between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620713616.8U CN206197978U (en) | 2016-07-07 | 2016-07-07 | A kind of thyroid gland negative pressure puncture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620713616.8U CN206197978U (en) | 2016-07-07 | 2016-07-07 | A kind of thyroid gland negative pressure puncture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206197978U true CN206197978U (en) | 2017-05-31 |
Family
ID=58756177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620713616.8U Active CN206197978U (en) | 2016-07-07 | 2016-07-07 | A kind of thyroid gland negative pressure puncture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206197978U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109907781A (en) * | 2019-04-17 | 2019-06-21 | 上海市肺科医院 | A kind of novel puncture vacuum suction syringe |
| CN109965914A (en) * | 2018-08-16 | 2019-07-05 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Fine needle aspiration biopsy one hand control operation negative pressure suction device |
| CN109965916A (en) * | 2018-10-12 | 2019-07-05 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Negative pressure suction device for aspiration biopsy |
-
2016
- 2016-07-07 CN CN201620713616.8U patent/CN206197978U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109965914A (en) * | 2018-08-16 | 2019-07-05 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Fine needle aspiration biopsy one hand control operation negative pressure suction device |
| CN109965916A (en) * | 2018-10-12 | 2019-07-05 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Negative pressure suction device for aspiration biopsy |
| CN109907781A (en) * | 2019-04-17 | 2019-06-21 | 上海市肺科医院 | A kind of novel puncture vacuum suction syringe |
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