CN213158521U - Fixator for nerve block puncture needle - Google Patents
Fixator for nerve block puncture needle Download PDFInfo
- Publication number
- CN213158521U CN213158521U CN202020829321.3U CN202020829321U CN213158521U CN 213158521 U CN213158521 U CN 213158521U CN 202020829321 U CN202020829321 U CN 202020829321U CN 213158521 U CN213158521 U CN 213158521U
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- CN
- China
- Prior art keywords
- trepanning
- screw thread
- fixed disk
- puncture needle
- thread post
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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.)
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Abstract
The utility model relates to the technical field of medical equipment, concretely relates to a fixer for nerve block pjncture needle, including the screw thread post, the top surface central point of screw thread post puts and has seted up trepanning one, and the bottom surface central point of screw thread post puts and has seted up trepanning two, and trepanning one and trepanning two intercommunications, the outer wall spiral of screw thread post has cup jointed the thread bush, two expansion pipes of the top surface outside fixedly connected with of screw thread post. The utility model discloses in, it has the magnet piece to imbed on the upper fixed disk, the magnet piece attracts down the fixed disk, centre gripping annular sticky tape, be convenient for change annular sticky tape, the setting of annular sticky tape, it is fixed with skin well to make this a fixer for nerve block pjncture needle, the setting of screw thread post and two expansion pipes realizes that the thread bush makes progress rotatory movement, make two expansion pipes draw close the laminating mutually, it draws close extrusion clamp puncture needle tubing each other to drive two semi-cylindrical rubber plugs, can be suitable for the nerve block pjncture needle of multiple specification.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to a fixer for nerve block pjncture needle.
Background
Nerve block is a commonly used anesthesia means of medical science, inject local anesthetic to the periphery of nerve trunk, plexus, festival through the nerve block puncture, block its impulse conduction, make the regional anesthesia that dictates produce, the nerve block only needs to inject one, can obtain great anesthesia region, because the nerve block pjncture needle is more slender than general syringe needle, and prick into human internal portion deeply, the adhesive tape or the fixer of fixed general syringe needle can not be effectual fixes the nerve block pjncture needle.
The existing puncture needle fixer is fixed with limbs by a multipurpose sucker or bandage, the sucker is easy to fall off when being fixed, the limb tissues are bound and pressed by the bandage, the diffusion of liquid medicine is blocked, the operation is not facilitated, and the application range is small.
SUMMERY OF THE UTILITY MODEL
In order to overcome foretell technical problem, an object of the utility model is to provide a fixer for nerve block pjncture needle, it has the magnet piece to imbed on the last fixed disk, the magnet piece attracts fixed disk down, make the upper fixed disk attract with lower fixed disk and draw close mutually, centre gripping ring-shaped adhesive tape, be convenient for change ring-shaped adhesive tape, the setting of ring-shaped adhesive tape, it can fix well and skin is fixed to make this a fixer for nerve block pjncture needle, the setting of screw thread post and two inflation pipes, realize the rotatory motion that makes progress of thread bush, make two inflation pipes draw close the laminating mutually, it presss from both sides tight puncture needle tubing to drive two semi-cylindrical rubber plugs draw close the extrusion each other, can be suitable for the nerve block pjncture.
The purpose of the utility model can be realized by the following technical scheme:
a fixer for a nerve block puncture needle comprises a threaded column, wherein a first trepanning hole is formed in the center position of the top surface of the threaded column, a second trepanning hole is formed in the center position of the bottom surface of the threaded column, the first trepanning hole is communicated with the second trepanning hole, a threaded sleeve is sleeved on the outer wall of the threaded column in a spiral mode, two expansion pipes are fixedly connected to the outer side of the top surface of the threaded column, threads are formed in the outer side walls of the two expansion pipes, the openings of the two expansion pipes are adjacent, the inner walls of the two expansion pipes are fixedly connected with semi-cylindrical rubber plugs, the adjacent side walls of the two semi-cylindrical rubber plugs are respectively provided with a semi-circular groove, an upper fixing disc is fixedly connected to the outer side wall of the bottom end of the threaded column, a plurality of circular grooves are formed in the outer side of the top surface of the upper, the inner wall fixedly connected with sleeve of lower fixed disk, the sleeve is connected with two slip embedding in trepanning, annular sticky tape has been cup jointed to telescopic outer wall, the top surface of annular sticky tape and the bottom surface laminating of upper fixed disk, two be provided with puncture needle tube between the semi-cylinder rubber buffer, the bottom surface of annular sticky tape and the top surface laminating of lower fixed disk are convenient for change annular sticky tape.
Further, the method comprises the following steps: two the top internal diameter in semicircle groove is less than puncture needle tubing's external diameter, two the bottom internal diameter in semicircle groove equals the internal diameter of trepanning one, makes two semicylinder rubber stoppers draw close the back extrusion and holds puncture needle tubing additional.
Further, the method comprises the following steps: the inner diameter of the sleeve hole II is larger than that of the sleeve hole I, the inner diameter of the sleeve is equal to that of the sleeve hole I, and the inner diameter of the sleeve hole I is larger than the outer diameter of the puncture needle tube, so that the puncture needle tube can pass through the sleeve hole I and the sleeve without hindrance.
Further, the method comprises the following steps: the outer diameter of the top end of each expansion pipe is larger than the outer diameter of the threaded column, the outer diameter of the bottom end of each expansion pipe is equal to the outer diameter of the threaded column, the expansion pipes are made of medical plastics, the threaded sleeves rotate upwards to move, and the two expansion pipes are mutually close and attached.
Further, the method comprises the following steps: the lower fixing disc is made of iron metal, the upper fixing disc and the lower fixing disc attract and draw close to each other and clamp the annular adhesive tape, and the bottom surface of the lower fixing disc is arc-shaped, so that the lower fixing disc is better attached to the skin.
Further, the method comprises the following steps: the height of the sleeve is equal to the sum of the height of the second sleeve hole and the thickness of the lower fixing disc, so that the lower fixing disc and the upper fixing disc can be better attached to and clamp the annular adhesive tape.
The utility model has the advantages that:
1, it has the magnet piece to imbed on through the last fixed disk, the magnet piece attracts fixed disk down, make the last fixed disk attract with lower fixed disk and draw close mutually, centre gripping annular sticky tape, be convenient for change annular sticky tape, the setting of annular sticky tape, it is fixed with skin well to make this a puncture needle fixer for the nerve block, the thread bush has been cup jointed to the outer wall spiral of screw thread post, two expansion pipes of the top surface outside fixedly connected with of screw thread post, two expansion pipe set up screw thread, the opening of two expansion pipes is adjacent, the equal fixedly connected with semicircle pillar rubber buffer of the inner wall of two expansion pipes, the semicircular groove has all been seted up to the adjacent lateral wall of two semicircle pillar rubber buffers, realize that the thread bush upwards rotates and removes, make two expansion pipes draw close the laminating mutually, it draws close the tight puncture needle tubing to drive two semicircle pillar rubber buffers to draw close.
Drawings
The present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the overall structure of the present invention;
fig. 3 is a cross-sectional view of the screw post of the present invention;
FIG. 4 is a schematic diagram of the overall explosion structure of the present invention;
fig. 5 is a schematic view of the state of the expansion pipe in operation.
In the figure: 1. a semi-cylindrical rubber plug; 2. an expansion tube; 3. a threaded sleeve; 4. an upper fixed disc; 5. an endless adhesive tape; 6. a magnet piece; 7. a lower fixed disc; 8. a threaded post; 9. sleeving a first sleeve hole; 10. a second trepan boring; 11. a sleeve; 12. a semicircular groove; 13. a puncture needle tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, a fixer for a nerve block puncture needle comprises a threaded column 8, a first trepanning 9 is formed in the center of the top surface of the threaded column 8, a second trepanning 10 is formed in the center of the bottom surface of the threaded column 8, the first trepanning 9 is communicated with the second trepanning 10, a threaded sleeve 3 is spirally sleeved on the outer wall of the threaded column 8, two expansion tubes 2 are fixedly connected to the outer side of the top surface of the threaded column 8, threads are formed on the outer side walls of the two expansion tubes 2, the openings of the two expansion tubes 2 are adjacent, semi-cylindrical rubber plugs 1 are fixedly connected to the inner walls of the two expansion tubes 2, semi-circular grooves 12 are formed on the adjacent side walls of the two semi-cylindrical rubber plugs 1, an upper fixing disc 4 is fixedly connected to the outer side wall of the bottom end of the threaded column 8, a plurality of circular grooves are formed on the outer side of the top surface of the upper fixing disc 4 at, the inner wall fixedly connected with sleeve 11 of lower fixed disk 7, sleeve 11 and trepanning two 10 slip embedding are connected, and annular sticky tape 5 has been cup jointed to the outer wall of sleeve 11, and the top surface of annular sticky tape 5 is laminated with the bottom surface of upper fixed disk 4, is provided with puncture needle tubing 13 between two semi-cylindrical rubber buffer 1, and the bottom surface of annular sticky tape 5 is laminated with the top surface of lower fixed disk 7, is convenient for change annular sticky tape 5.
The top internal diameter of two semicircular grooves 12 is less than the external diameter of puncture needle tubing 13, the bottom internal diameter of two semicircular grooves 12 equals the internal diameter of trepanning one 9, make two semicylinder rubber stoppers 1 push away the back and add and hold puncture needle tubing 13, the internal diameter of trepanning two 10 is greater than the internal diameter of trepanning one 9, and the internal diameter of sleeve 11 equals the internal diameter of trepanning one 9, the internal diameter of trepanning one 9 is greater than the external diameter of puncture needle tubing 13, make puncture needle tubing 13 unimpededly pass through trepanning one 9 and sleeve 11, the top external diameter of two inflation pipes 2 is greater than the external diameter of screw post 8, and the bottom external diameter of two inflation pipes 2 equals the external diameter in screw post 8, realize 3 rotatory upward movements of thread bush, make two inflation pipes 2 draw close the laminating mutually.
The lower fixing disc 7 is made of ferrous metal, the upper fixing disc 4 and the lower fixing disc 7 are mutually attracted and drawn together and clamp the annular adhesive tape 5, the bottom surface of the lower fixing disc 7 is arc-shaped, so that the lower fixing disc 7 is better attached to the skin, the height of the sleeve 11 is equal to the sum of the height of the second trepanning 10 and the thickness of the lower fixing disc 7, and the lower fixing disc 7 and the upper fixing disc 4 are better attached to each other and clamp the annular adhesive tape 5.
The bottom surface of the upper fixed disk 4 is the same as the top surface of the lower fixed disk 7 in profile, so that the upper fixed disk 4 is better attached to the lower fixed disk 7.
The working principle is as follows: when the puncture needle tube is used, the puncture needle tube 13 is pricked into a limb through the trepanning hole I9, the annular adhesive tape 5 is adhered to skin, the magnet piece 6 is embedded into the upper fixing disc 4, the magnet piece 6 attracts the lower fixing disc 7, the upper fixing disc 4 and the lower fixing disc 7 attract and draw close with each other, the annular adhesive tape 5 is clamped, the threaded sleeve 3 is rotated upwards and screwed, the two expansion tubes 2 draw close with each other under the action of the threaded sleeve 3, the two semi-cylindrical rubber plugs 1 draw close with each other to squeeze and clamp the puncture needle tube 13, after injection is completed, the threaded sleeve 3 is rotated downwards, the two expansion tubes 2 are opened towards two sides under the action of self elasticity, the two semi-cylindrical rubber plugs 1 are separated from the puncture needle tube 13, the puncture needle tube 13 is taken out, the annular adhesive tape 5 is separated from the skin, the lower fixing disc 7 is taken.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. The utility model provides a fixer for nerve block pjncture needle, includes screw thread post (8), its characterized in that, the top surface central point of screw thread post (8) puts and has seted up trepanning one (9), the bottom surface central point of screw thread post (8) puts and has seted up trepanning two (10), trepanning one (9) and trepanning two (10) intercommunication, thread bush (3) have been cup jointed to the outer wall spiral of screw thread post (8), the top surface outside fixedly connected with two inflation pipes (2) of screw thread post (8), two all seted up the screw thread on the lateral wall of inflation pipe (2), two the opening of inflation pipe (2) is adjacent, two the inner wall of inflation pipe (2) all fixedly connected with semicircle rubber buffer (1), two semicircle groove (12) have all been seted up to the adjacent lateral wall of semicircle rubber buffer (1), the bottom lateral wall fixedly connected with upper fixed disk (4) of screw thread post (8), a plurality of circular slots have been seted up to the top surface outside equidistance of upper fixed disk (4), and all have been embedded into magnet piece (6) in a plurality of circular slots, the bottom surface of upper fixed disk (4) is provided with down fixed disk (7), the inner wall fixedly connected with sleeve (11) of lower fixed disk (7), sleeve (11) are connected with trepanning two (10) slip embedding, annular adhesive tape (5) have been cup jointed to the outer wall of sleeve (11), the top surface of annular adhesive tape (5) and the bottom surface laminating of upper fixed disk (4), the bottom surface of annular adhesive tape (5) and the top surface laminating of lower fixed disk (7), two be provided with puncture needle tube (13) between semicolumn rubber buffer (1).
2. The holder for the nerve block puncture needle according to claim 1, wherein the inside diameter of the top ends of the two semicircular grooves (12) is smaller than the outside diameter of the puncture needle tube (13), the inside diameter of the bottom ends of the two semicircular grooves (12) is equal to the inside diameter of the trepanning one (9), and the inside diameter of the trepanning one (9) is larger than the outside diameter of the puncture needle tube (13).
3. A holder for a nerve block puncture needle according to claim 1, wherein the inner diameter of the second trepan (10) is larger than the inner diameter of the first trepan (9), and the inner diameter of the sleeve (11) is equal to the inner diameter of the first trepan (9).
4. The fixator for nerve block puncture needle according to claim 1, characterized in that the outer diameter of the top ends of two said expansion tubes (2) is larger than the outer diameter of the threaded column (8), and the outer diameter of the bottom ends of two expansion tubes (2) is equal to the outer diameter of the threaded column (8).
5. The holder for the nerve block puncture needle according to claim 1, wherein the material of the lower fixed disk (7) is ferrous metal, and the bottom surface of the lower fixed disk (7) is arc-shaped.
6. The holder for the nerve block puncture needle according to claim 1, wherein the height of the sleeve (11) is equal to the sum of the height of the second trepan (10) and the thickness of the lower fixed disk (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020829321.3U CN213158521U (en) | 2020-05-18 | 2020-05-18 | Fixator for nerve block puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020829321.3U CN213158521U (en) | 2020-05-18 | 2020-05-18 | Fixator for nerve block puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213158521U true CN213158521U (en) | 2021-05-11 |
Family
ID=75785304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020829321.3U Expired - Fee Related CN213158521U (en) | 2020-05-18 | 2020-05-18 | Fixator for nerve block puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213158521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113499128A (en) * | 2021-07-09 | 2021-10-15 | 无锡市第九人民医院 | Nerve block pjncture needle under ultrasonic guidance with outside guiding mechanism |
-
2020
- 2020-05-18 CN CN202020829321.3U patent/CN213158521U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113499128A (en) * | 2021-07-09 | 2021-10-15 | 无锡市第九人民医院 | Nerve block pjncture needle under ultrasonic guidance with outside guiding mechanism |
| CN113499128B (en) * | 2021-07-09 | 2024-02-23 | 无锡市第九人民医院 | Ultrasonic guided nerve block puncture needle with external guiding mechanism |
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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: 20210511 |