CN215651449U - Waist threading needle assembly convenient to operate - Google Patents
Waist threading needle assembly convenient to operate Download PDFInfo
- Publication number
- CN215651449U CN215651449U CN202122400690.8U CN202122400690U CN215651449U CN 215651449 U CN215651449 U CN 215651449U CN 202122400690 U CN202122400690 U CN 202122400690U CN 215651449 U CN215651449 U CN 215651449U
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- Prior art keywords
- annular base
- side wall
- needle
- tube
- groove
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- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000009593 lumbar puncture Methods 0.000 claims abstract description 16
- 238000001179 sorption measurement Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 12
- 210000004276 hyalin Anatomy 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000002390 adhesive tape Substances 0.000 abstract description 5
- 238000005070 sampling Methods 0.000 abstract description 5
- 238000003780 insertion Methods 0.000 abstract description 4
- 230000037431 insertion Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 238000009530 blood pressure measurement Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 208000003174 Brain Neoplasms Diseases 0.000 description 1
- 208000012902 Nervous system disease Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001175 cerebrospinal fluid Anatomy 0.000 description 1
- 101150038956 cup-4 gene Proteins 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007917 intracranial administration Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a lumbar puncture needle assembly convenient to operate, which comprises an annular base, a transparent tube, a needle core and a needle seat, wherein the transparent tube is fixedly connected to the upper end of the annular base, the bottom of the annular base is fixedly connected with a plurality of adhesive tapes, the annular base is provided with an adsorption mechanism, the upper end of the annular base is rotatably connected with a fixing mechanism with opposite magnetic poles to opposite side walls of the adsorption mechanism, the transparent tube is connected with the needle tube through a connecting mechanism, and the transparent tube is provided with a butting mechanism which is butted against the needle tube. The utility model has reasonable structural design, not only can stably adsorb the annular base on the back of a patient to ensure that the needle tube can be vertically inserted to facilitate the puncture work, but also can fix the needle tube at any position to facilitate the control of the insertion depth and avoid the phenomenon of needle tube movement or falling off in the pressure measuring and sampling processes.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a lumbar puncture needle assembly convenient to operate.
Background
Lumbar puncture is one of the examination methods commonly used in neurology department, is commonly used for examining the property of cerebrospinal fluid, has important significance for diagnosing nervous system diseases such as intracranial infection, cerebrovascular lesion, brain tumor and the like, and is also used for injecting medicaments in a sheath, and the lumbar puncture operation requires accuracy and no mistake so as to reduce the injury and pain of patients.
At present, when lumbar puncture is carried out, the needle tube is difficult to vertically insert, the phenomenon of inclination easily occurs, the puncture effect is influenced, the patient is easily damaged, and when the needle core is extracted for pressure measurement and sampling, the needle tube is easily moved or falls off, so that the lumbar puncture needle assembly convenient to operate is designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, when lumbar puncture is carried out, a needle tube is difficult to vertically insert, deflection is easy to occur, the puncture effect is influenced, and a patient is easy to damage, and when a needle core is extracted for pressure measurement and sampling, the needle tube is easy to move or fall off.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a needle subassembly is worn to waist convenient to operation, includes annular base, hyaline tube, needle tubing, nook closing member and needle file, hyaline tube fixed connection is in annular base's upper end, a plurality of sticky tapes of annular base's bottom fixedly connected with, be equipped with adsorption apparatus on the annular base, annular base's upper end is rotated and is connected with the fixed establishment opposite to adsorption apparatus relative lateral wall magnetic pole, be connected through coupling mechanism between hyaline tube and the needle tubing, be equipped with on the hyaline tube and offset tight mechanism of supporting tightly with the needle tubing.
Preferably, the adsorption mechanism is including seting up the mounting groove in the annular base bottom, install the sucking disc in the mounting groove, the gas transmission groove has been seted up on the annular base, run through in the gas transmission groove and install the gas-supply pipe, the gas-supply pipe is sealed to run through the sucking disc and extend to its inside, gas transmission inslot sealing sliding connection has the closing plate, the upper end fixedly connected with riser of closing plate, the riser runs through the interior top in gas transmission groove and extends to the top of annular base, the first magnetic path of upper end fixedly connected with of riser.
Preferably, the fixing mechanism comprises an L-shaped plate rotatably connected to the upper end of the annular base, and the bottom of the L-shaped plate is fixedly connected with a second magnetic block with opposite side wall magnetic poles to the first magnetic block.
Preferably, the connecting mechanism comprises a connecting groove formed in the side wall of the needle tube, the inner side wall of the transparent tube is fixedly connected with a connecting block, and the connecting block extends into the connecting groove and is in sliding connection with the connecting groove.
Preferably, the tight mechanism of support is including seting up the tight spout of support on the hyaline tube inside wall, sliding connection has the piece of support in the tight spout, the lateral wall fixedly connected with of the piece of support offsets the slipmat tight with the lateral wall of needle tubing, the lateral wall of the piece of support rotates and is connected with the threaded rod, the threaded rod runs through the inside wall of the tight spout of support and rather than threaded connection, the lateral wall fixedly connected with of threaded rod rotates the handle.
Preferably, the side wall of the rotating handle is provided with anti-slip lines.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the setting of sticky tape, mounting groove, sucking disc, gas transmission groove, gas-supply pipe, closing plate, riser, first magnetic path, L template, second magnetic path, can stably adsorb annular base at patient's back, make the needle tubing can insert perpendicularly, the going on of the work of being convenient for puncture.
2. Through spread groove, connecting block, support tight spout, support tight piece, slipmat, threaded rod, the setting of rotation handle, can fix the needle tubing in the optional position, be convenient for control the depth of insertion, avoid taking place the needle tubing and remove or the phenomenon of droing in pressure measurement and sample process.
In conclusion, the utility model has reasonable structural design, can not only stably adsorb the annular base on the back of a patient to ensure that the needle tube can be vertically inserted to facilitate the puncture work, but also can fix the needle tube at any position to facilitate the control of the insertion depth, and avoids the phenomenon that the needle tube moves or falls off in the pressure measuring and sampling processes.
Drawings
FIG. 1 is a schematic view of the external structure of a lumbar puncture needle assembly for easy operation according to the present invention;
FIG. 2 is a schematic structural view of a lumbar puncture needle assembly for easy operation according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
fig. 4 is an enlarged view of the structure at B in fig. 1.
In the figure: 1 annular base, 2 sticky tapes, 3 mounting grooves, 4 sucking discs, 5 gas transmission grooves, 6 gas transmission pipes, 7 sealing plates, 8 risers, 9 first magnetic blocks, 10L-shaped plates, 11 second magnetic blocks, 12 transparent pipes, 13 needle tubes, 14 needle cores, 15 connecting grooves, 16 connecting blocks, 17 abutting sliding grooves, 18 abutting blocks, 19 anti-skidding pads, 20 threaded rods, 21 rotating handles and 22 needle seats.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a lumbar puncture needle assembly convenient to operate comprises an annular base 1, a transparent tube 12, a needle tube 13, a needle core 14 and a needle base 22, it should be noted that the needle tube 13, the needle core 14 and the needle base 22 are prior art and not described herein too much, and the side wall of the needle tube 13 is provided with scale marks capable of measuring an insertion distance, the transparent tube 12 is fixedly connected to the upper end of the annular base 1, it should be noted that the transparent tube 12 is opposite to the center of the annular base 1, so that the needle tube 13 can pass through the annular base 1, the bottom of the annular base 1 is fixedly connected with a plurality of adhesive tapes 2, it should be noted that the adhesive tapes 2 are arranged to fixedly connect the annular base 1 to the back of a patient primarily, an adsorption mechanism is arranged on the annular base 1, the adsorption mechanism comprises a mounting groove 3 arranged at the bottom of the annular base 1, and a suction cup 4 is arranged in the mounting groove 3, an air conveying groove 5 is formed in the annular base 1, an air conveying pipe 6 penetrates through the air conveying groove 5, the air conveying pipe 6 penetrates through the sucker 4 in a sealing mode and extends to the inside of the sucker 4, a sealing plate 7 is connected in the air conveying groove 5 in a sealing sliding mode, a vertical plate 8 is fixedly connected to the upper end of the sealing plate 7, the vertical plate 8 penetrates through the inner top of the air conveying groove 5 and extends to the upper portion of the annular base 1, and a first magnetic block 9 is fixedly connected to the upper end of the vertical plate 8;
the upper end of the annular base 1 is rotatably connected with a fixing mechanism with opposite side wall magnetic poles of the adsorption mechanism, the fixing mechanism comprises an L-shaped plate 10 which is rotatably connected with the upper end of the annular base 1, the bottom of the L-shaped plate 10 is fixedly connected with a second magnetic block 11 with opposite side wall magnetic poles of the first magnetic block 9, and when the L-shaped plate 10 is rotated to be opposite to the first magnetic block 9, attraction acting force can be generated with the first magnetic block 9, so that the first magnetic block 9 can slide upwards, and the vertical plate 8 can pull the sealing plate 7 to slide upwards in the gas transmission groove 5;
the transparent tube 12 is connected with the needle tube 13 through a connecting mechanism, the connecting mechanism comprises a connecting groove 15 arranged on the side wall of the needle tube 13, the inner side wall of the transparent tube 12 is fixedly connected with a connecting block 16, the connecting block 16 extends into the connecting groove 15 and is in sliding connection with the connecting groove 15, and it is noted that the connecting block 16 is matched with the connecting groove 15, so that the connecting block 16 can only slide up and down in the connecting groove 15;
the transparent tube 12 is provided with a abutting mechanism abutting against the needle tube 13, the abutting mechanism comprises an abutting sliding groove 17 formed in the inner side wall of the transparent tube 12, an abutting block 18 is connected in the abutting sliding groove 17 in a sliding mode, an anti-slip pad 19 abutting against the side wall of the needle tube 13 is fixedly connected to the side wall of the abutting block 18, a threaded rod 20 is connected to the side wall of the abutting block 18 in a rotating mode, the threaded rod 20 penetrates through the inner side wall of the abutting sliding groove 17 and is in threaded connection with the inner side wall of the abutting sliding groove 17, a rotating handle 21 is fixedly connected to the side wall of the threaded rod 20, anti-slip lines are arranged on the side wall of the rotating handle 21, it is convenient for the threaded rod 20 to rotate due to the fact that the rotating handle 21 is arranged, when the threaded rod 20 rotates, the abutting block 18 can slide in the abutting sliding groove 17 under the meshing effect of the inner side wall of the abutting sliding groove 17, the anti-slip pad 19 abuts against the side wall of the needle tube 13, and the needle tube 13 is stably fixed at any position.
The utility model can be illustrated by the following operating modes:
in the utility model, when lumbar puncture is needed, after the back of a patient is disinfected, the annular base 1 is preliminarily fixed at the back positioning position of the patient through the adhesive tape 2, the L-shaped plate 10 is rotated to enable the second magnetic block 11 to be opposite to the first magnetic block 9, the second magnetic block 11 can generate attraction acting force with the first magnetic block 9 to enable the first magnetic block 9 to slide upwards, the sealing plate 7 can slide upwards in the air transmission groove 5 under the connecting action of the vertical plate 8, the air in the sucker 4 is sucked into the air transmission groove 5 through the air transmission pipe 6 to enable the sucker 4 to be closely attached to the skin of the patient, the sucker 4 can jointly act with the adhesive tape 2 to firmly fix the annular base 1 on the back of the patient, the handle 21 is rotated reversely to enable the threaded rod 20 to rotate, under the engagement action of the threaded rod and the inner side wall of the tight sliding groove 17, the tight block 18 can be driven to slide in the tight sliding groove 17 to enable the anti-slip pad 19 not to be abutted against the side wall of the needle tube 13 any more, the needle tube 13 can be pushed to slide, the connecting block 16 and the connecting groove 15 can play a role in guiding the sliding of the needle tube 13, the needle tube 13 can vertically penetrate under the limiting action of the transparent tube 12 and the annular base 1, the threaded rod 20 can be conveniently rotated by the arrangement of the rotating handle 21, the abutting block 18 can slide in the abutting sliding groove 17 and the anti-skid pad 19 abuts against the side wall of the needle tube 13 under the meshing action of the threaded rod 20 and the inner side wall of the abutting sliding groove 17 when the threaded rod 20 rotates, the needle tube 13 is stably fixed at any position, the needle core 14 can be conveniently taken out for pressure testing and sampling, and the phenomenon that the needle tube 13 falls off or moves is avoided;
after lumbar puncture is completed, the handle 21 is rotated in the reverse direction to enable the abutting block 18 to slide in the abutting sliding groove 17, the anti-slip pad 19 is enabled not to abut against the needle tube 13 any more, the needle tube 13 is convenient to pull out from the body of a patient, the L-shaped plate 10 is rotated to enable the second magnetic block 11 not to be opposite to the first magnetic block 9, the first magnetic block 9 is pushed to enable the sealing plate 7 to slide downwards in the gas transmission groove 5, gas in the gas transmission groove 5 is transmitted into the sucking disc 4 through the gas transmission pipe 6, the sucking disc is enabled not to abut against the back of the patient any more, the annular base 1 can be taken down conveniently, and puncture work is completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a needle subassembly is worn to waist convenient to operation, includes annular base (1), hyaline tube (12), needle tubing (13), nook closing member (14) and needle file (22), its characterized in that, hyaline tube (12) fixed connection is in the upper end of annular base (1), the bottom fixedly connected with a plurality of sticky tapes (2) of annular base (1), be equipped with adsorption apparatus structure on annular base (1), the upper end of annular base (1) is rotated and is connected with the fixed establishment opposite with adsorption apparatus structure relative lateral wall magnetic pole, be connected through coupling mechanism between hyaline tube (12) and needle tubing (13), be equipped with on hyaline tube (12) with needle tubing (13) the tight mechanism that supports that offsets.
2. The waist puncture needle assembly convenient to operate according to claim 1, characterized in that the adsorption mechanism comprises a mounting groove (3) arranged at the bottom of the annular base (1), a sucker (4) is mounted in the mounting groove (3), an air transmission groove (5) is formed in the annular base (1), an air transmission pipe (6) is mounted in the air transmission groove (5) in a penetrating manner, the air transmission pipe (6) penetrates through the sucker (4) in a sealing manner and extends to the interior of the air transmission pipe, a sealing plate (7) is connected in the air transmission groove (5) in a sliding manner, a vertical plate (8) is fixedly connected to the upper end of the sealing plate (7), the vertical plate (8) penetrates through the inner top of the air transmission groove (5) and extends to the upper portion of the annular base (1), and a first magnetic block (9) is fixedly connected to the upper end of the vertical plate (8).
3. An easy-to-operate lumbar puncture needle assembly according to claim 2, wherein the fixing mechanism comprises an L-shaped plate (10) rotatably connected to the upper end of the annular base (1), and a second magnetic block (11) with opposite magnetic poles to the side wall of the first magnetic block (9) is fixedly connected to the bottom of the L-shaped plate (10).
4. An easy-to-operate lumbar puncture needle assembly according to claim 1, wherein the connecting mechanism comprises a connecting groove (15) formed on the side wall of the needle tube (13), the inner side wall of the transparent tube (12) is fixedly connected with a connecting block (16), and the connecting block (16) extends into the connecting groove (15) and is slidably connected with the connecting groove.
5. The lumbar puncture needle assembly convenient to operate according to claim 1, wherein the abutting mechanism comprises an abutting sliding groove (17) formed in the inner side wall of the transparent tube (12), an abutting block (18) is connected in the abutting sliding groove (17) in a sliding mode, an anti-slip pad (19) abutting against the side wall of the needle tube (13) is fixedly connected to the side wall of the abutting block (18), a threaded rod (20) is connected to the side wall of the abutting block (18) in a rotating mode, the threaded rod (20) penetrates through the inner side wall of the abutting sliding groove (17) and is in threaded connection with the inner side wall of the abutting sliding groove (17), and a rotating handle (21) is fixedly connected to the side wall of the threaded rod (20).
6. An easy-to-operate lumbar puncture needle assembly according to claim 5, wherein the side wall of the rotating handle (21) is provided with anti-slip threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122400690.8U CN215651449U (en) | 2021-10-01 | 2021-10-01 | Waist threading needle assembly convenient to operate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122400690.8U CN215651449U (en) | 2021-10-01 | 2021-10-01 | Waist threading needle assembly convenient to operate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215651449U true CN215651449U (en) | 2022-01-28 |
Family
ID=79967519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122400690.8U Expired - Fee Related CN215651449U (en) | 2021-10-01 | 2021-10-01 | Waist threading needle assembly convenient to operate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215651449U (en) |
-
2021
- 2021-10-01 CN CN202122400690.8U patent/CN215651449U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220128 |