CN210170087U - Efficient needle-suction cell sampler - Google Patents
Efficient needle-suction cell sampler Download PDFInfo
- Publication number
- CN210170087U CN210170087U CN201920778123.6U CN201920778123U CN210170087U CN 210170087 U CN210170087 U CN 210170087U CN 201920778123 U CN201920778123 U CN 201920778123U CN 210170087 U CN210170087 U CN 210170087U
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- needle
- needle cylinder
- mounting panel
- cylinder
- piston core
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Abstract
The utility model discloses an efficient needle aspiration cell sampler, which is characterized by comprising an injector and a needle aspiration auxiliary device which is detachably arranged at the upper part of the injector; the injector comprises a needle cylinder, a piston core rod and a needle head, wherein the front end of the needle cylinder is provided with a needle cylinder tube head, the rear end of the needle head is provided with a needle head base matched with the needle cylinder tube head, the peripheral surface of the rear end of the needle cylinder is provided with a needle cylinder base protruding outwards, the front end of the piston core rod is inserted into the needle cylinder, the front end of the piston core rod is provided with a piston, the piston is tightly attached to the front end wall and the side wall of the needle cylinder, the rear end of the piston core rod extends to the outer side of the needle cylinder, and the rear end of the piston core rod is provided. The utility model discloses medical personnel inhale auxiliary device through the needle and can produce the negative pressure in comparatively light pull piston core bar messenger's cylinder, not only reduced medical personnel's intensity of labour to still improved medical personnel's needle and inhaled efficiency, the needle that gives medical personnel inhales work and has brought great facility.
Description
Technical Field
The utility model relates to the technical field of medical supplies, in particular to an efficient needle-suction cell sampler.
Background
Needle aspiration cytopathology is the science of studying disease changes based on the morphology of the tissue cells obtained by puncture. The needle aspiration cytology is widely applied to the determination of the cell properties of pathological tissue by medical institutions at home and abroad, and obtains good effect.
The existing technology is mainly characterized in that a syringe and a needle head are matched to suck cells of a pathological change part, when a needle tip passes through skin and subcutaneous tissues under normal pressure and reaches the pathological change area, a medical worker draws a piston core rod of the syringe to generate negative pressure in the syringe, sucks the pathological change cells and withdraws the pathological change cells from the subcutaneous tissues and the skin, and preliminarily treats the obtained tissues and then sends the tissues to a professional for inspection. In the process of needle suction by adopting the mode, medical staff needs to support the syringe by one hand and pull the piston core rod by the other hand repeatedly and forcefully. Not only the labor intensity of medical care personnel is large, but also the needle suction effect is not satisfied, and meanwhile, the patient is required to be highly matched so as to avoid accidents. This approach works inefficiently.
SUMMERY OF THE UTILITY MODEL
For solving the problem that prior art exists, the utility model aims at providing a reasonable in design, simple structure, convenient operation, medical personnel inhale auxiliary device through the needle and can comparatively relax pull piston core bar makes the interior negative pressure that produces of cylinder to can keep the negative pressure to continuously exist, not only reduced medical personnel's intensity of labour, and still improved medical personnel's needle and inhaled efficiency, the work of inhaling for medical personnel's needle has brought great convenient efficient needle and has inhaled cell sampler.
For solving the above technical problem, the utility model discloses a following technical scheme realizes:
a high-efficiency needle aspiration cell sampler is characterized by comprising an injector and a needle aspiration auxiliary device which is detachably arranged at the upper part of the injector;
the injector comprises a needle cylinder, a piston core rod and a needle head, wherein a needle cylinder pipe head is arranged at the front end of the needle cylinder, a needle head base matched with the needle cylinder pipe head is arranged at the rear end of the needle head, a needle cylinder base protruding outwards is arranged on the peripheral surface of the rear end of the needle cylinder, the front end of the piston core rod is inserted into the needle cylinder, a piston is arranged at the front end of the piston core rod, the piston is tightly attached to the front end wall and the side wall of the needle cylinder, the rear end of the piston core rod extends to the outer side of the needle cylinder, and a handle is arranged at the rear end of the piston core rod;
the auxiliary device is inhaled to needle includes mounting panel, last mounting panel, knob and lead screw down, it sets up the top of mounting panel under to go up the mounting panel level be equipped with the connecting rod down between mounting panel and the last mounting panel, the lower extreme setting of connecting rod is under on one side of mounting panel, the upper end of connecting rod sets up on one side of last mounting panel the hole is established to the cover on the cylinder at the middle part of mounting panel down seted up the cover and established the hole coaxial knob mounting hole with the cover at the middle part of going up the mounting panel, the knob passes through the bearing setting in the knob mounting hole the screw hole with lead screw matched with is seted up at the middle part of knob the lower extreme of lead screw articulates there is the couple that is used for hanging to establish on the handle, the upper end of lead screw passes the screw hole and extends.
In a preferred embodiment of the present invention, a washer made of a flexible material is disposed between the covering hole and the cylinder, and the washer is bonded in the covering hole.
In a preferred embodiment of the present invention, the syringe may be any one of 10ml, 20ml and 50 ml.
Compared with the prior art, the utility model discloses be equipped with the needle and inhale auxiliary device, medical personnel are carrying out the needle and inhale the during operation, only need to rotate the knob gently with the hand and just can accomplish the pull action to the piston core bar, can produce the negative pressure in comparatively light pull piston core bar makes the cylinder, not only reduced medical personnel's intensity of labour to medical personnel's needle is inhaled efficiency still has been improved, and the work of inhaling for medical personnel's needle has brought great facility.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the needle cylinder after the plunger rod of the present invention is pulled to generate negative pressure.
Fig. 3 is a schematic view of the horizontal cross-section structure of the upper portion of the knob according to the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Referring to fig. 1 to 3, there is shown a high-efficiency needle-aspiration cell sampler including a syringe 100 and a needle aspiration assist device 200 detachably provided at an upper portion thereof.
The syringe 100 includes a syringe 110, a plunger core bar 120, and a needle 130, wherein a syringe tip 111 is provided at the front end of the syringe 110, a needle base 131 matched with the syringe tip 111 is provided at the rear end of the needle 130, a syringe base 112 protruding outward is provided on the outer circumferential surface of the rear end of the syringe 110, the syringe base 112 is a wing-shaped syringe base, and the syringe 110 is any one of 10ml, 20ml, and 50 ml.
The front end of the piston core bar 120 is inserted into the syringe 110, the front end of the piston core bar 120 is provided with a piston 121, the piston 121 is tightly attached to the front end wall and the side wall of the syringe 110, the rear end of the piston core bar 120 extends to the outside of the syringe 110, and the rear end of the piston core bar 120 is provided with a handle 122.
The needle suction assisting device 200 includes a lower mounting plate 210, an upper mounting plate 220, a knob 240 and a screw rod 250, the upper mounting plate 220 is horizontally disposed above the lower mounting plate 210, a connecting rod 230 is disposed between the lower mounting plate 210 and the upper mounting plate 220, the lower end of the connecting rod 230 is disposed on one side of the lower mounting plate 210, the upper end of the connecting rod 230 is disposed on one side of the upper mounting plate 220, and a sleeve-disposed hole 211 disposed on the needle cylinder 110 is disposed in the middle of the lower mounting plate 210.
Be equipped with the packing ring 270 that adopts flexible material to make and form between cover establishment hole 211 and cylinder 11, packing ring 270 bonds establishes the hole 211 at the cover in, adopts this kind of structure to avoid establishing the in-process with the cylinder 110 fish tail at the cover, the effectual practicality that improves this needle and inhale cell sampler.
A knob mounting hole 221 coaxial with the sleeve mounting hole 211 is formed in the middle of the upper mounting plate 220, the lower portion of the knob 240 is disposed in the knob mounting hole 221 through a bearing 260, a threaded hole 241 matched with the screw rod 250 is formed in the middle of the knob 240, a hook 251 used for being hung on the handle 122 is hinged to the lower end of the screw rod 250, and the upper end of the screw rod 250 penetrates through the threaded hole 241 and extends to the upper side of the threaded hole 241.
The horizontal cross section of the upper part of the knob 240 is cross-shaped, and the adoption of the structure is convenient for the medical personnel to operate, thereby further improving the practicability of the needle cell sampler.
The utility model discloses a concrete operation as follows:
when a medical worker needs a patient to perform needle suction, firstly, the sleeve-mounting hole 211 on the lower mounting plate 210 is sleeved on the needle cylinder 110 of the syringe 100 which needs needle suction, then the medical worker sends the needle point 132 of the needle 130 to a lesion area through skin and subcutaneous tissue of the patient, then the medical worker hangs the hook 251 on the handle 122, and rotates the knob 240 to enable the screw rod 250 to move upwards to enable the pulling force of the hook 251 on the handle 122 to be gradually increased, finally, the medical worker can complete drawing and pulling action on the piston core rod 120 by slightly rotating the knob 240, and negative pressure is generated in the needle cylinder 110, so that lesion cells are sucked and backed out of the subcutaneous tissue and the skin, and the lesion cells are placed on a smear for observation.
Compared with the prior art, the utility model discloses be equipped with the needle and inhale auxiliary device, medical personnel are carrying out the needle and inhale the during operation, only need to rotate the knob gently with the hand and just can accomplish the pull action to the piston core bar, can produce the negative pressure in comparatively light pull piston core bar makes the cylinder, not only reduced medical personnel's intensity of labour to medical personnel's needle is inhaled efficiency still has been improved, and the work of inhaling for medical personnel's needle has brought great facility.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A high-efficiency needle aspiration cell sampler is characterized by comprising an injector and a needle aspiration auxiliary device which is detachably arranged at the upper part of the injector;
the injector comprises a needle cylinder, a piston core rod and a needle head, wherein a needle cylinder pipe head is arranged at the front end of the needle cylinder, a needle head base matched with the needle cylinder pipe head is arranged at the rear end of the needle head, a needle cylinder base protruding outwards is arranged on the peripheral surface of the rear end of the needle cylinder, the front end of the piston core rod is inserted into the needle cylinder, a piston is arranged at the front end of the piston core rod, the piston is tightly attached to the front end wall and the side wall of the needle cylinder, the rear end of the piston core rod extends to the outer side of the needle cylinder, and a handle is arranged at the rear end of the piston core rod;
the auxiliary device is inhaled to needle includes mounting panel, last mounting panel, knob and lead screw down, it sets up the top of mounting panel under to go up the mounting panel level be equipped with the connecting rod down between mounting panel and the last mounting panel, the lower extreme setting of connecting rod is under on one side of mounting panel, the upper end of connecting rod sets up on one side of last mounting panel the hole is established to the cover on the cylinder at the middle part of mounting panel down seted up the cover and established the hole coaxial knob mounting hole with the cover at the middle part of going up the mounting panel, the knob passes through the bearing setting in the knob mounting hole the screw hole with lead screw matched with is seted up at the middle part of knob the lower extreme of lead screw articulates there is the couple that is used for hanging to establish on the handle, the upper end of lead screw passes the screw hole and extends.
2. A high efficiency needle aspiration cell sampler as claimed in claim 1 wherein: and a gasket made of flexible material is arranged between the sleeving hole and the needle cylinder, and the gasket is bonded in the sleeving hole.
3. A high efficiency needle aspiration cell sampler as claimed in claim 1 wherein: the syringe is 10ml, 20ml or 50 ml.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920778123.6U CN210170087U (en) | 2019-05-28 | 2019-05-28 | Efficient needle-suction cell sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920778123.6U CN210170087U (en) | 2019-05-28 | 2019-05-28 | Efficient needle-suction cell sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210170087U true CN210170087U (en) | 2020-03-24 |
Family
ID=69835088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920778123.6U Expired - Fee Related CN210170087U (en) | 2019-05-28 | 2019-05-28 | Efficient needle-suction cell sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210170087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112426178A (en) * | 2020-12-01 | 2021-03-02 | 中国人民解放军联勤保障部队第九一0医院 | Support arrangement for syringe vacuum keeps |
-
2019
- 2019-05-28 CN CN201920778123.6U patent/CN210170087U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112426178A (en) * | 2020-12-01 | 2021-03-02 | 中国人民解放军联勤保障部队第九一0医院 | Support arrangement for syringe vacuum keeps |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200324 |