CN214549544U - Ultrasonic clinical puncture needle - Google Patents
Ultrasonic clinical puncture needle Download PDFInfo
- Publication number
- CN214549544U CN214549544U CN202022673097.6U CN202022673097U CN214549544U CN 214549544 U CN214549544 U CN 214549544U CN 202022673097 U CN202022673097 U CN 202022673097U CN 214549544 U CN214549544 U CN 214549544U
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- China
- Prior art keywords
- needle
- handle
- needle tube
- tube
- replacement box
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000000919 ceramic Substances 0.000 claims abstract description 28
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 229910052802 copper Inorganic materials 0.000 claims description 19
- 239000010949 copper Substances 0.000 claims description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 125000006850 spacer group Chemical group 0.000 claims 1
- 239000010902 straw Substances 0.000 abstract description 9
- 239000008280 blood Substances 0.000 abstract description 4
- 210000004369 blood Anatomy 0.000 abstract description 4
- 238000005070 sampling Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 108090000190 Thrombin Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000023597 hemostasis Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229960004072 thrombin Drugs 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
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- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The utility model discloses a clinical pjncture needle of supersound, including needle tubing, straw, replacement box, handle and piezoelectric conversion device, the needle tubing is installed in replacement box bottom portion, is equipped with the reflection tank on the needle tubing, is equipped with the sponge in the replacement box, and replacement box top fixedly connected with handle is equipped with fixing device on the handle, is equipped with the straw in the handle, and replacement box all communicates through the round hole with handle and needle tubing junction, and the straw lower extreme passes in the round hole stretches into the needle tubing. The replacement box is arranged, the sponge arranged in the replacement box can balance air pressure between the needle tube and the suction tube, the suction tube is reduced to deform due to the increase of pressure in the needle tube after the needle tube penetrates into skin, blood in the needle tube can be prevented from entering the handle, cleanness is guaranteed, the screw and the mountain-shaped clamp are arranged, piezoelectric ceramics can be fastened on the needle tube, and the piezoelectric ceramics are prevented from loosening.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to an ultrasonic clinical puncture needle.
Background
In the course of disease treatment, medical care personnel sometimes need to carry out in vivo sampling analysis on internal organs or diseased regions of a living body, and in order to avoid causing large-area injury to the living body, the medical care personnel can penetrate the body surface of the living body through a puncture needle to reach a target position. Puncture needle diameter is little, and is just little to the wound face that the living body caused, and in order to make the arrival target location that the puncture needle can be accurate, all adopts ultrasonic wave cooperation puncture needle to use jointly on the market now, shows the position of puncture needle through the ultrasonic wave, and medical personnel controls the puncture needle according to the phenomenon that shows on the ultrasonic display, and the department of sickening is reachd to the accuracy of ultrasonic display, later samples.
The sampling straw that uses at present is rubber hose mostly, uses rubber hose to get into sick department sampling very nimble, but also takes place deformation because of atmospheric pressure changes easily, influences the sampling, and in order to guarantee the definition of pjncture needle on ultrasonic display, partial pjncture needle rear end is equipped with vibrating device, but the pjncture needle in the hospital and all be through disinfecting back repetitious usage usually, frequently dismantle the pjncture needle and lead to pjncture needle and vibrating device contact department not hard up easily, be unfavorable for the use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a clinical pjncture needle of supersound to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an ultrasonic clinical puncture needle comprises a needle tube, a suction tube, a replacement box, a handle and a piezoelectric conversion device, wherein the needle tube is arranged at the bottom of the replacement box, a reflection groove is formed in the needle tube, a sponge is arranged in the replacement box, the top of the replacement box is fixedly connected with the handle, a fixing device is arranged on the handle, the suction tube is arranged in the handle, the replacement box is communicated with the joint of the handle and the needle tube through a round hole, the lower end of the suction tube penetrates through the round hole and extends into the needle tube, the top of the needle tube is provided with the piezoelectric conversion device, the piezoelectric conversion device comprises piezoelectric ceramics, a screw and a copper sheet, the piezoelectric ceramics is fixed at the top of the needle tube through the screw, a gasket is arranged between the piezoelectric ceramics and the needle tube, two ends of the screw are sleeved with mountain-shaped cards, the copper sheet is arranged between the mountain-shaped cards and the piezoelectric ceramics, and the outer sides of the mountain-shaped cards are provided with nuts, and the lower end of the copper sheet is provided with a wiring hole.
As a further aspect of the present invention: the reflecting groove is an arc-shaped groove, and the needle head at the bottom end of the needle tube is an inclined plane pointed needle head.
As a further aspect of the present invention: the piezoelectric ceramic side wall is provided with a fixing groove, and the gasket is installed in the fixing groove.
As a further aspect of the present invention: the screw rod is made of copper.
As a further aspect of the present invention: the screw is a segmented screw.
As a further aspect of the present invention: fixing device is including fixed cover, switch buckle and base, it has a plurality of screw holes to open on the base, the base passes through the bolt fastening to the handle outer wall, base middle part fixed mounting has fixed cover, fixed cover is last to be equipped with the switch buckle, fixed cover is the rectangle sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the replacement box is arranged, sponge arranged in the replacement box can balance air pressure between the needle tube and the suction tube, the suction tube is reduced from being deformed due to the increase of pressure in the needle tube after the needle tube penetrates into skin, blood in the needle tube can be prevented from entering the handle, cleanness is guaranteed, the screw and the mountain-shaped clamp are arranged, piezoelectric ceramics can be fastened on the needle tube, the piezoelectric ceramics are prevented from being loosened, a copper sheet is arranged, the ultrasonic transmitter can be conveniently connected and disconnected, the needle tube and the piezoelectric conversion device are disinfected together, the piezoelectric conversion device on the needle tube is reduced from being frequently disassembled, and the use is more convenient;
2. the fixing device is arranged, so that the needle tube can stably move, the imaging on the ultrasonic display is clear in the needle tube moving process, and the doctor can sample conveniently.
Drawings
Fig. 1 is a front structural schematic diagram of an ultrasonic clinical puncture needle.
Fig. 2 is an enlarged view of fig. 1A.
Fig. 3 is a three-dimensional structure schematic diagram of an ultrasonic clinical puncture needle.
In the figure: 1-needle tube, 2-reflection groove, 3-suction tube, 4-sponge, 5-replacement box, 6-handle, 7-fixing sleeve, 8-needle, 9-switch buckle, 10-base, 11-threaded hole, 12-copper sheet, 13-piezoelectric ceramic, 14-gasket, 15-through hole, 16-screw, 17-nut, 18-chevron card and 19-copper sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
Example 1
Referring to fig. 1 to 3, in an embodiment of the present invention, an ultrasonic clinical puncture needle is an ultrasonic clinical puncture needle, including a needle tube 1, a straw 3, a replacement box 5, a handle 6 and a piezoelectric conversion device, wherein the needle tube 1 is installed at the bottom of the replacement box 5, a reflective groove 2 is arranged on the needle tube 1, a sponge 4 is arranged in the replacement box 5, the top of the replacement box 5 is fixedly connected with the handle 6, a fixing device is arranged on the handle 6, the straw 3 is arranged in the handle 6, the connection part of the replacement box 5, the handle 6 and the needle tube 1 is communicated through a circular hole, the lower end of the straw 3 passes through the circular hole and extends into the needle tube 1, the top of the needle tube 1 is provided with the piezoelectric conversion device, the piezoelectric conversion device includes a piezoelectric ceramic 13, a screw 16 and a copper sheet 19, the piezoelectric ceramic 13 is fixed at the top of the needle tube 1 through the screw 16, a gasket 14 is arranged between the piezoelectric ceramic 13 and the needle tube 1, the two ends of the screw 16 are sleeved with mountain-shaped clamps 18, copper sheets 19 are arranged between the mountain-shaped clamps 18 and the piezoelectric ceramics 13, nuts 17 are arranged on the outer sides of the mountain-shaped clamps, and wiring holes 12 are formed in the lower ends of the copper sheets 19.
The reflecting groove 2 is an arc-shaped groove, and the needle 8 at the bottom end of the needle tube 1 is an inclined-plane pointed needle.
Wherein, the piezoelectric ceramic 13 side wall is provided with a fixed groove, and the gasket 14 is installed in the fixed groove.
Wherein, the screw 16 is made of copper.
Wherein the screw 16 is a segmented screw.
The working principle of the embodiment is as follows: before a doctor uses the ultrasonic puncture needle, a piezoelectric conversion device on a needle tube 1 is pre-installed, the doctor only needs to install the needle tube 1 on a replacement box 5 on a handle 6, a sponge 4 arranged in the replacement box 5 can balance air pressure between the needle tube 1 and a suction tube 3, the deformation of the suction tube 3 caused by the increase of the pressure in the needle tube 1 after the needle tube 1 pierces the skin is reduced, the blood in the needle tube 1 can be prevented from entering the handle 6, the cleanness is ensured, then, an ultrasonic generator is connected with a wiring hole 13 on a copper sheet 19, a high-frequency alternating current signal generated by the ultrasonic generator is transmitted to a piezoelectric ceramic 13 through the copper sheet 19, the piezoelectric ceramic 13 converts electric energy into mechanical energy to start vibration, the piezoelectric ceramic 13 is installed at the top of the needle tube 1 through a screw 16, nuts 17 at two ends of the screw 16 are rotated, and the copper sheet 19 and the piezoelectric ceramic 13 are tightly fixed on the needle tube 1 through a chevron-shaped clamp 18, the side wall of the piezoelectric ceramic 13 is provided with a fixing groove, the gasket 14 is clamped in the fixing groove and tightly attached to the needle tube 1, the piezoelectric ceramic 13 can be prevented from rotating to generate displacement in the vibration process, the gap between the piezoelectric ceramic 13 and the needle tube 1 is reduced, the piezoelectric ceramic 13 drives the needle tube 1 to vibrate after being electrified and vibrated, the vibration of the needle tube 1 has very little influence on the use of a doctor due to the high frequency of the alternating current of the ultrasonic generator, the doctor holds the handle 6 to pierce the needle tube 1 into the skin of a patient, the vibration on the needle tube 1 can reduce the resistance of the needle tube 1 when piercing the skin, the needle tube 1 can also generate micro-current and heat when vibrating, the thrombin activity at the damaged part of the skin can be enhanced, the hemostasis is accelerated, then, the position of the needle tube 1 is displayed through the ultrasonic display, the needle tube 1 is adjusted to reach the position to be sampled, and the suction tube 3 in the needle tube 1 is controlled to be inserted into the affected part for sampling, the needle tube 1 is provided with the reflecting groove 2 which can enhance the reflection quantity of ultrasonic waves and increase the definition of a display.
Example 2
Referring to fig. 1 and 3, an ultrasonic clinical puncture needle, fixing device is including fixed cover 7, switch buckle 9 and base 10, it has a plurality of screw holes 11 to open on the base 10, base 10 passes through the bolt fastening to 6 outer walls of handle, base 10 middle part fixed mounting has fixed cover 7, be equipped with switch buckle 9 on the fixed cover 7, fixed cover 7 is the rectangle sleeve.
The working principle of the embodiment is as follows: fixing device on handle 6 can fix the needle tubing on the puncture frame, opens switch buckle 9, with fixed cover 7 suit on the puncture frame, closes the switch buckle, and the puncture frame is preferably prismatic for the rectangle, and fixed cover 7 is preferably the rectangle sleeve, and fixed cover 7 can move on the puncture frame, and the doctor can stably remove needle tubing 1 to can guarantee that the formation of image on the needle tubing 1 removes the in-process ultrasonic display is clear.
The above embodiment of the utility model discloses an ultrasonic clinical puncture needle, set up the replacement box 5, the sponge 4 that sets up in the replacement box 5 can equalize the atmospheric pressure between needle tubing 1 and straw 3, reduce the straw 3 and produce the deformation because of the increase of the pressure in the needle tubing 1 after the needle tubing 1 pierces the skin, can also prevent the blood in the needle tubing 1 from entering into handle 6, guarantee to be clean, set up screw rod 16 and chevron card 18, can fasten piezoceramics 13 on the needle tubing 1, prevent that piezoceramics 13 from becoming flexible, set up copper sheet 19, conveniently connect and break off the ultrasonic transmitter, disinfect the needle tubing 1 and the piezoelectric conversion device together, reduce frequently dismantle the piezoelectric conversion device on the needle tubing 1, it is more convenient to use, set up fixing device, can make the needle tubing 1 move steadily, guarantee that the formation of image on the ultrasonic display is clear in the needle tubing 1 removal process, the doctor can sample conveniently.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. An ultrasonic clinical puncture needle comprises a needle tube (1), a suction tube (3), a replacement box (5), a handle (6) and a piezoelectric conversion device, and is characterized in that the needle tube (1) is installed at the bottom of the replacement box (5), a reflection groove (2) is formed in the needle tube (1), a sponge (4) is arranged in the replacement box (5), the top of the replacement box (5) is fixedly connected with the handle (6), a fixing device is arranged on the handle (6), the suction tube (3) is arranged in the handle (6), the joints of the replacement box (5) and the handle (6) as well as the needle tube (1) are communicated through round holes, the lower end of the suction tube (3) penetrates through the round holes to extend into the needle tube (1), the top of the needle tube (1) is provided with the piezoelectric conversion device, the piezoelectric conversion device comprises piezoelectric ceramics (13), a screw rod (16) and a copper sheet (19), piezoelectric ceramics (13) are fixed at the top of a needle tube (1) through a screw rod (16), a gasket (14) is arranged between the piezoelectric ceramics (13) and the needle tube (1), mountain-shaped clamps (18) are sleeved at two ends of the screw rod (16), a copper sheet (19) is arranged between the mountain-shaped clamps (18) and the piezoelectric ceramics (13), nuts (17) are arranged on the outer sides of the mountain-shaped clamps, and wiring holes (12) are formed in the lower ends of the copper sheets (19).
2. An ultrasonic clinical puncture needle according to claim 1, wherein the reflection groove (2) is an arc-shaped groove, and the tip (8) of the bottom end of the needle tube (1) is a beveled tip.
3. An ultrasonic clinical puncture needle according to claim 1, wherein the piezoelectric ceramics (13) has a fixing groove on a side wall thereof, and the spacer (14) is mounted in the fixing groove.
4. An ultrasonic clinical puncture needle according to claim 1, wherein the screw (16) is made of copper.
5. An ultrasonic clinical needle according to claim 1 or 4 wherein the screw (16) is a segmented screw.
6. The ultrasonic clinical puncture needle according to claim 1, wherein the fixing device comprises a fixing sleeve (7), a switch buckle (9) and a base (10), the base (10) is provided with a plurality of threaded holes (11), the base (10) is fixed on the outer wall of the handle (6) through bolts, the fixing sleeve (7) is fixedly arranged in the middle of the base (10), the switch buckle (9) is arranged on the fixing sleeve (7), and the fixing sleeve (7) is a rectangular sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022673097.6U CN214549544U (en) | 2020-11-18 | 2020-11-18 | Ultrasonic clinical puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022673097.6U CN214549544U (en) | 2020-11-18 | 2020-11-18 | Ultrasonic clinical puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214549544U true CN214549544U (en) | 2021-11-02 |
Family
ID=78324605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022673097.6U Expired - Fee Related CN214549544U (en) | 2020-11-18 | 2020-11-18 | Ultrasonic clinical puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214549544U (en) |
-
2020
- 2020-11-18 CN CN202022673097.6U patent/CN214549544U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20211102 |