CN211300084U - Thyroid puncture continuous negative pressure suction device - Google Patents
Thyroid puncture continuous negative pressure suction device Download PDFInfo
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- CN211300084U CN211300084U CN201922290486.8U CN201922290486U CN211300084U CN 211300084 U CN211300084 U CN 211300084U CN 201922290486 U CN201922290486 U CN 201922290486U CN 211300084 U CN211300084 U CN 211300084U
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- gag lever
- lever post
- negative pressure
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Abstract
The utility model discloses a thyroid gland puncture lasts negative pressure suction device, its characterized in that: contain and be pipy body (3), the one end of body is equipped with inlet (1), and the other end is the opening, this internal piston (4) that is equipped with, piston (4) are connected on connecting rod (7), are equipped with gag lever post (6) on connecting rod (7), the both ends at connecting rod (7) are established respectively in piston (4) and gag lever post (6), the one end of gag lever post (6) articulates on connecting rod (7), and the other end of gag lever post (6) is equipped with dop (5), piston (4) can be at body (3) inner chamber reciprocating motion to separate body (3) inner chamber for two relatively independent cavities, dop (5) can block at the opening part of body (3) to fixed piston (4) are in the position of body (3) inner chamber, inlet (1) department connection control switch (2).
Description
Technical Field
The utility model belongs to the field of medical equipment, especially, relate to a thyroid gland puncture negative pressure suction device that uses during thyroid gland puncture art.
Background
The incidence of thyroid disease is significantly increased and, in order to obtain a clear diagnosis, it is necessary to puncture the diseased part of the thyroid to obtain a histological or cytological pathological result. At present, a common 10ml syringe is used for thyroid lesion puncture, and repeated puncture and suction are needed for obtaining enough specimens. Repeated punctures and aspirations may cause the following problems: 1. if the specimen obtained by one-time puncture can not meet the requirements of pathological examination, the patient needs to repeatedly puncture the specimen, thereby increasing the pain of the patient; 2. one hand of a doctor needs to keep the stability of the needle and the negative pressure state of the injector, and the long duration can cause fatigue, so that the hand shakes to damage peripheral tissues; 3. if the cyst is thyroid cyst, the cyst fluid is sticky and much, can not be completely pumped out once, and needs to be punctured and inserted for many times.
Therefore, the thyroid puncture continuous negative pressure suction device which is convenient to operate, simple in structure and good in using effect is provided.
Disclosure of Invention
The utility model provides a convenient and fast thyroid puncture continuous negative pressure suction device for continuous puncture operation in a thyroid puncture operation.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model discloses a thyroid gland puncture lasts negative pressure suction device, its characterized in that: contain and be pipy body (3), the one end of body is equipped with inlet (1), and the other end is the opening, this internal piston (4) that is equipped with, piston (4) are connected on connecting rod (7), are equipped with gag lever post (6) on connecting rod (7), the both ends at connecting rod (7) are established respectively in piston (4) and gag lever post (6), the one end of gag lever post (6) articulates on connecting rod (7), and the other end of gag lever post (6) is equipped with dop (5), piston (4) can be at body (3) inner chamber reciprocating motion to separate body (3) inner chamber for two relatively independent cavities, dop (5) can block at the opening part of body (3) to fixed piston (4) are in the position of body (3) inner chamber, inlet (1) department connection control switch (2).
In actual use: closing the control switch (2), moving the piston (4) to the opening end of the body (3) to generate negative pressure in the inner cavity of the body (3), connecting the liquid inlet (1) with the suction tube, opening the control switch to suck through the negative pressure, closing the control switch after the negative pressure disappears and the suction is finished, disconnecting the liquid inlet (1) with the suction tube, pushing the piston (4) to move to the liquid inlet (1), removing objects in the inner cavity of the body (3), and circulating in sequence.
The control switch (2) is provided with a discharge port (10), a suction port (11) and a liquid inlet connecting part (12), the liquid inlet connecting part (12) is connected to the liquid inlet (1) of the body, and three states, namely the discharge port (10) and the suction port (11) are closed at the same time by rotating the valve core; opening the discharge port (10) and closing the suction port (11); opening the suction port (11) and closing the discharge port (10).
When the vacuum suction device works in practice, the piston (4) is firstly arranged at one end of the liquid inlet (1) of the inner cavity of the body (3), then the state of the control switch is adjusted to simultaneously close the discharge port (10) and the suction port (11) by rotating the valve core, then the piston (4) is moved towards the opening end of the body (3) to enable the inner cavity of the body (3) to generate negative pressure, after the piston (4) is moved to a proper position, the discharge port (10) and the suction port (11) are simultaneously closed to be changed into a state that the suction port (11) is opened and the discharge port (10) is closed by rotating the control switch, the liquid inlet connecting part (12) of the control switch is connected onto the liquid inlet (1), because the inner cavity of the body (3) is a negative pressure cavity, tissue liquid to be sucked is sucked into the inner cavity of the body (3) from the suction port (11) through negative pressure, when the negative pressure disappears and objects in the inner cavity of the body (3) need to be removed, the valve core of the control switch is rotated, the state of the control switch is changed into that the suction port is closed and the liquid discharge port is opened, the clamping head and the opening of the limiting rod (6) are separated, the piston (4) is pushed to move towards the liquid inlet (1), the objects in the inner cavity of the body (3) are removed, and the circulation is performed in sequence.
If one-time puncture can not ensure enough tissues or the cyst fluid is not completely pumped, the puncture needs to be repeated, and the needle head does not need to be pulled out at the moment, and only the control switch needs to be closed. The syringe and the control switch are removed, and the extracted tissue/cyst fluid is sent for examination. When the tissue or cyst fluid is extracted again, the injector is connected with the control switch, the control switch is closed to fix the negative pressure gear of the injector, and the control switch is opened to reserve the tissue or cyst fluid again.
Dop (5) on gag lever post (6) are equipped with the multiunit, can be equipped with two sets ofly, can be through dop (5) block of difference at the opening part, with piston (4) restriction in the different positions of body (3) inner chamber.
Through setting up multiunit dop, can fix piston (4) in the position of body (3) inner chamber in different positions, form the negative pressure chamber of equidimension not promptly.
As a further improvement, the surface of the body (3) can be provided with scales, such as 5ml, 10ml and the like.
Compared with the prior art, the utility model has the advantages of convenient operation, simple structure, excellent in use effect, etc.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
Shown in the figure: 1 is a liquid inlet, 2 is a control switch, 3 is a body, 4 is a piston, 5 is a clamping head, 6 is a limiting rod, 7 is a connecting rod, 8 is a hinged part, 9 is a handle, 10 is a discharge port, 11 is a suction port, and 12 is a liquid inlet connecting part.
Detailed Description
The preferred embodiments of the present invention will be described in detail below.
Example 1: referring to fig. 1, for the utility model discloses embodiment 1's structural schematic diagram, a thyroid gland puncture lasts negative pressure suction device, its characterized in that: contain and be pipy body (3), the one end of body is equipped with inlet (1), and the other end is the opening, this internal piston (4) that is equipped with, piston (4) are connected on connecting rod (7), are equipped with gag lever post (6) on connecting rod (7), the both ends at connecting rod (7) are established respectively in piston (4) and gag lever post (6), the one end of gag lever post (6) articulates on connecting rod (7), and the other end of gag lever post (6) is equipped with dop (5), piston (4) can be at body (3) inner chamber reciprocating motion to separate body (3) inner chamber for two relatively independent cavities, dop (5) can block at the opening part of body (3) to fixed piston (4) are in the position of body (3) inner chamber, inlet (1) department connection control switch (2).
In actual use: closing the control switch (2), moving the piston (4) to the opening end of the body (3) to generate negative pressure in the inner cavity of the body (3), connecting the liquid inlet (1) with the suction tube, opening the control switch to suck through the negative pressure, closing the control switch after the negative pressure disappears and the suction is finished, disconnecting the liquid inlet (1) with the suction tube, pushing the piston (4) to move to the liquid inlet (1), removing objects in the inner cavity of the body (3), and circulating in sequence.
Example 2: referring to fig. 2, in order to show the structure of embodiment 2 of the present invention, compared with embodiment 1, the difference of this embodiment lies in: the control switch (2) is provided with a discharge port (10), a suction port (11) and a liquid inlet connecting part (12), the liquid inlet connecting part (12) is connected to the liquid inlet (1) of the body, and three states, namely the discharge port (10) and the suction port (11) are closed at the same time by rotating the valve core; opening the discharge port (10) and closing the suction port (11); opening the suction port (11) and closing the discharge port (10).
When the vacuum suction device works in practice, the piston (4) is firstly arranged at one end of the liquid inlet (1) of the inner cavity of the body (3), then the state of the control switch is adjusted to simultaneously close the discharge port (10) and the suction port (11) by rotating the valve core, then the piston (4) is moved towards the opening end of the body (3) to enable the inner cavity of the body (3) to generate negative pressure, after the piston (4) is moved to a proper position, the discharge port (10) and the suction port (11) are simultaneously closed to be changed into a state that the suction port (11) is opened and the discharge port (10) is closed by rotating the control switch, the liquid inlet connecting part (12) of the control switch is connected onto the liquid inlet (1), because the inner cavity of the body (3) is a negative pressure cavity, tissue liquid to be sucked is sucked into the inner cavity of the body (3) from the suction port (11) through negative pressure, when the negative pressure disappears and objects in the inner cavity of the body (3) need to be removed, the valve core of the control switch is rotated, the state of the control switch is changed into that the suction port is closed and the liquid discharge port is opened, the clamping head and the opening of the limiting rod (6) are separated, the piston (4) is pushed to move towards the liquid inlet (1), the objects in the inner cavity of the body (3) are removed, and the circulation is performed in sequence.
If one-time puncture can not ensure enough tissues or the cyst fluid is not completely pumped, the puncture needs to be repeated, and the needle head does not need to be pulled out at the moment, and only the control switch needs to be closed. The syringe and the control switch are removed, and the extracted tissue/cyst fluid is sent for examination. When the tissue or cyst fluid is extracted again, the injector is connected with the control switch, the control switch is closed to fix the negative pressure gear of the injector, and the control switch is opened to reserve the tissue or cyst fluid again.
Dop (5) on gag lever post (6) are equipped with the multiunit, can be equipped with two sets ofly, can be through dop (5) block of difference at the opening part, with piston (4) restriction in the different positions of body (3) inner chamber.
Through setting up multiunit dop, can fix piston (4) in the position of body (3) inner chamber in different positions, form the negative pressure chamber of equidimension not promptly.
As a further improvement, the surface of the body (3) can be provided with scales, such as 5ml, 10ml and the like.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes and modifications can be made without departing from the inventive concept, and these are all within the scope of the present invention.
Claims (3)
1. The utility model provides a thyroid gland puncture lasts negative pressure suction device which characterized in that: contain and be pipy body (3), the one end of body is equipped with inlet (1), and the other end is the opening, this internal piston (4) that is equipped with, piston (4) are connected on connecting rod (7), are equipped with gag lever post (6) on connecting rod (7), the both ends at connecting rod (7) are established respectively in piston (4) and gag lever post (6), the one end of gag lever post (6) articulates on connecting rod (7), and the other end of gag lever post (6) is equipped with dop (5), piston (4) can be at body (3) inner chamber reciprocating motion to separate body (3) inner chamber for two relatively independent cavities, dop (5) can block at the opening part of body (3) to fixed piston (4) are in the position of body (3) inner chamber, inlet (1) department is equipped with control switch (2).
2. The thyroid puncture continuous negative pressure aspiration device of claim 1, wherein: dop (5) on gag lever post (6) are equipped with the multiunit, can be through dop (5) block of difference at the opening part, with piston (4) restriction in the different positions of body (3) inner chamber.
3. The thyroid puncture continuous negative pressure aspiration device of claim 1, wherein: the control switch (2) is provided with a discharge port (10), a suction port (11) and a liquid inlet connecting part (12), the liquid inlet connecting part (12) is connected to the liquid inlet (1) of the body, and three states, namely the discharge port (10) and the suction port (11) are closed at the same time by rotating the valve core; opening the discharge port (10) and closing the suction port (11); opening the suction port (11) and closing the discharge port (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922290486.8U CN211300084U (en) | 2019-12-18 | 2019-12-18 | Thyroid puncture continuous negative pressure suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922290486.8U CN211300084U (en) | 2019-12-18 | 2019-12-18 | Thyroid puncture continuous negative pressure suction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211300084U true CN211300084U (en) | 2020-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922290486.8U Active CN211300084U (en) | 2019-12-18 | 2019-12-18 | Thyroid puncture continuous negative pressure suction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211300084U (en) |
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2019
- 2019-12-18 CN CN201922290486.8U patent/CN211300084U/en active Active
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