CN220001888U - Length-adjustable nerve block needle device - Google Patents
Length-adjustable nerve block needle device Download PDFInfo
- Publication number
- CN220001888U CN220001888U CN202321553897.1U CN202321553897U CN220001888U CN 220001888 U CN220001888 U CN 220001888U CN 202321553897 U CN202321553897 U CN 202321553897U CN 220001888 U CN220001888 U CN 220001888U
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- sleeve
- needle
- length
- face
- outer end
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- 210000005036 nerve Anatomy 0.000 title claims abstract description 23
- 230000000903 blocking effect Effects 0.000 abstract description 12
- 229920003023 plastic Polymers 0.000 description 7
- 239000004033 plastic Substances 0.000 description 7
- 239000003814 drug Substances 0.000 description 6
- 230000000979 retarding effect Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003862 glucocorticoid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003589 local anesthetic agent Substances 0.000 description 1
- 229960005015 local anesthetics Drugs 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 230000036407 pain Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229940037128 systemic glucocorticoids Drugs 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to the technical field of nerve blocking needles and discloses a nerve blocking needle device with adjustable length, which comprises a fixed tube, wherein an adjusting sleeve is sleeved on the outer end face of the fixed tube near the upper side, a needle main body is sleeved on the inner wall of the fixed tube in a sliding manner, a pressing sleeve is sleeved on the outer end face of the needle main body near the upper side, a pressing groove is formed in the middle position of the outer end face of the pressing sleeve, pressing plates are arranged on two sides of the inner wall of the pressing groove in a sliding manner, fixing plates are fixedly arranged on the lower end faces of the two pressing plates near the opposite side, and a holding sleeve is sleeved on the outer end face of the fixed tube near the lower side. According to the utility model, the adjusting sleeve is rotated to drive the pressing sleeve to descend through the fixing plate, the needle body is driven to descend through the pressing sleeve, so that the length of the needle body is adjusted, and the holding sleeve arranged outside the fixing tube at the outer end of the needle body is used for improving the holding stability of the blocking needle, so that the needle body is more stable and convenient in use.
Description
Technical Field
The utility model relates to the technical field of nerve block needles, in particular to a length-adjustable nerve block needle device.
Background
Nerve block is a diagnosis and treatment technology for injecting specific medicines such as local anesthetics, glucocorticoids, vitamins and the like around nerve stems, plexuses and joints to temporarily block nerve function conduction, and the medical technology is mainly used for blocking malignant circulation of pain, improving blood circulation, carrying out anesthesia and the like, and is more commonly used in clinic.
Most of the existing retarding needles are fixed in length after being manufactured and cannot be adjusted, are inconvenient to use, and are required to be selected and replaced along with different patients and puncture parts, so that the length-adjustable nerve retarding needle device is very tedious.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a nerve blocking needle device with adjustable length, which is characterized in that an adjusting sleeve is rotated to drive a pressing sleeve to downwards press by a fixing plate, the pressing sleeve is fixedly sleeved with a needle body so as to drive the needle body to downwards slide from the inner wall of a fixing tube, the length is adjusted, the holding sleeve fixedly sleeved outside the fixing tube is used for lifting the holding of a blocking needle, and the blocking needle can be inserted more smoothly by an anti-skid transverse at the upper end of the blocking needle.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the nerve block needle device with the adjustable length comprises a fixed tube, wherein an adjusting sleeve is sleeved on the outer end surface of the fixed tube near the upper side, a needle main body is sleeved on the inner wall of the fixed tube in a sliding manner, a pressing sleeve is fixedly sleeved on the outer end surface of the needle main body near the upper side, and a pressing groove is formed in the middle of the outer end surface of the pressing sleeve;
the two sides of the inner wall of the lower pressing groove are provided with lower pressing plates in a sliding manner, the positions, close to the opposite sides, of the lower end faces of the two lower pressing plates are fixedly provided with fixing plates, the positions, close to the lower sides, of the outer end faces of the fixing pipes are fixedly sleeved with holding sleeves, and the outer end faces of the holding sleeves are provided with a plurality of anti-slip marks;
through above-mentioned technical scheme, make it drive through the fixed plate and push down the cover and descend through rotating the adjusting sleeve, thereby push down the cover and drive the needle main part decline and adjust the length of needle main part to through the holding cover that the fixed pipe of needle main part outer end set up increase this retarding needle stability of holding, make the needle main part more stable convenient when using.
Further, a chassis is fixedly sleeved on the lower side of the outer end surface of the fixed tube, and a needle core is sleeved on the inner wall of the needle main body in a sliding manner;
through above-mentioned technical scheme, support the bottom surface through the chassis, avoid inserting too deeply to can be connected with plastics extension tube through needle main part after taking out the nook closing member, by syringe propelling movement medicine.
Further, a pressure head is fixedly sleeved on the outer end face of the needle main body, and a connecting groove is formed in the center of the upper end face of the pressure head;
through above-mentioned technical scheme, can be connected with outside plastics extension pipe through the spread groove of seting up on the pressure head to can have the syringe to push the medicine to needle main part inside through plastics extension pipe.
Further, an outer adjusting thread is arranged on the outer end surface of the fixed pipe close to the upper side, an inner adjusting thread is arranged on the inner wall of the adjusting sleeve, and the outer adjusting thread is in threaded connection with the inner adjusting thread;
through above-mentioned technical scheme, carry out threaded connection through two adjusting screw to move down on the fixed pipe, make can drive the needle main part through pushing down the cover and push down and move, thereby adjust the length of needle main part.
Further, sliding grooves are formed in the inner bottom surface and the inner top surface of the lower pressing groove, rotating arc blocks are fixedly arranged on the upper end surface of the lower pressing plate and the opposite side of the lower end surface, and the four rotating arc blocks are slidably arranged on the inner walls of the two sliding grooves;
through the technical scheme, the lower pressing plate slides and rotates on the inner wall of the sliding groove through the rotating arc block, so that the lower pressing sleeve is driven to descend, and the length of the needle main body is adjusted.
Further, the lower end surfaces of the two fixing plates are fixedly arranged at the two sides of the upper end surface of the adjusting sleeve;
through above-mentioned technical scheme, the adjusting collar of downward regulation drives down the cover through the fixed plate and downwards to drive needle main part and stretch out downwards, can adjust the length of needle main part.
Further, a supporting sleeve is fixedly sleeved on the upper side of the outer end face of the needle main body, and the supporting sleeve is fixedly arranged on the lower end face of the pressing sleeve;
through the technical scheme, the pushing sleeve lifts the pushing and pulling force on the needle body through the supporting groove, so that the length of the needle body can be adjusted.
The utility model has the following beneficial effects:
1. according to the length-adjustable nerve block needle device, the adjusting sleeve is rotated to drive the pressing sleeve to downwards press by the fixing plate, and the needle body is arranged on the pressing sleeve fixing sleeve so as to be driven to downwards slide from the inner wall of the fixing tube, so that the length is adjusted, and the length-adjustable nerve block needle device is more convenient to use.
2. According to the nerve blocking needle device with the adjustable length, the holding sleeve fixedly sleeved outside the fixing tube is used for lifting the holding of the blocking needle, and the blocking needle can be inserted more smoothly through the anti-skid transverse at the upper end of the holding sleeve.
Drawings
FIG. 1 is a schematic illustration of an axial measurement according to the present utility model;
FIG. 2 is a schematic illustration of an axial measurement of the present utility adjusting sleeve;
FIG. 3 is an isometric view of a mounting plate of the present utility model;
fig. 4 is an enlarged schematic view of fig. 2.
Legend description:
1. a needle body; 2. a fixed tube; 3. a chassis; 4. anti-slip marks; 5. a holding sleeve; 6. an external adjustment thread; 7. an adjusting sleeve; 8. a fixing plate; 9. a support sleeve; 10. pressing down the sleeve; 11. a connecting groove; 12. a pressure head; 13. an internal adjustment thread; 14. a lower pressing plate; 15. rotating the arc block; 16. pressing down the groove; 17. a sliding groove; 18. a needle core.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-4, one embodiment provided by the present utility model is: the nerve block needle device with adjustable length comprises a fixed tube 2, wherein an adjusting sleeve 7 is sleeved on the outer end surface of the fixed tube 2 near the upper side, a needle main body 1 is sleeved on the inner wall of the fixed tube 2 in a sliding manner, a pressing sleeve 10 is fixedly sleeved on the outer end surface of the needle main body 1 near the upper side, the length of the needle main body 1 can be adjusted by pressing the pressing sleeve 10 downwards, and a pressing groove 16 is formed in the middle position of the outer end surface of the pressing sleeve 10;
the lower pressing plates 14 are arranged on two sides of the inner wall of the lower pressing groove 16 in a sliding mode, the fixing plates 8 are fixedly arranged on the lower end faces of the two lower pressing plates 14 at opposite side positions, the holding sleeve 5 is fixedly sleeved on the outer end face of the fixing tube 2 at the lower side position, a plurality of anti-slip marks 4 are arranged on the outer end face of the holding sleeve 5, the holding stability of the fixing tube 2 is improved, the fixing tube 2 is driven to descend through the lower pressing sleeve 10 by rotating the adjusting sleeve 7 through the fixing plates 8, the needle body 1 is driven to descend through the lower pressing sleeve 10, the length of the needle body 1 is adjusted, and the holding stability of the blocking needle is improved through the holding sleeve 5 arranged outside the fixing tube 2 at the outer end of the needle body 1, so that the needle body 1 is more stable and convenient in use.
The fixed pipe 2 outer terminal surface is close to downside position fixed cover and is equipped with chassis 3, supports the bottom surface through chassis 3, avoid inserting the too dark, needle body 1 inner wall slip cover is equipped with the nook closing member 18, can external plastics extension pipe behind the nook closing member 18 of extraction needle body 1 inside, realizes various capacity medicine injection by the syringe again, needle body 1 outer terminal surface fixed cover is equipped with pressure head 12, pressure head 12 up end central point puts and has seted up spread groove 11, can connect external plastics extension pipe through spread groove 11 to can push the medicine to needle body 1 inside through the syringe that plastics extension pipe other end is connected, then transport internal by needle body 1, fixed pipe 2 outer terminal surface is close to upside position and is provided with outer adjusting screw thread 6, and adjusting sleeve 7 inner wall is provided with internal adjusting screw thread 13, outer adjusting screw thread 6 carries out threaded connection with internal adjusting screw thread 13, thereby moves down on fixed pipe 2, makes can drive needle body 1 through pressing down the cover 10, thereby adjusts needle body 1's length.
The sliding groove 17 has all been seted up to the internal bottom surface of pushing down groove 16 and interior top surface, the holding down plate 14 up end is close to opposite side with the lower terminal surface and all is fixed and is provided with the rotation arc piece 15, four rotation arc pieces 15 all slide and set up at two sliding groove 17 inner walls, the holding down plate 14 is through the rotation arc piece 15 at sliding groove 17 inner wall slip rotation, thereby the length of driving down pressure sleeve 10 decline to needle main part 1 is adjusted, thereby the terminal surface is fixed to the terminal surface is all fixed to be set up in adjusting sleeve 7 up end both sides position under two fixed plates 8, the adjusting sleeve 7 of downward regulation drives down pressure sleeve 10 downwards through fixed plate 8, thereby drive needle main part 1 downwardly extending, can adjust the length of needle main part 1, needle main part 1 outer terminal surface is close to upside position fixed cover and is equipped with support sleeve 9, support sleeve 9 is fixed to be set up at pressure sleeve 10 lower terminal surface, pressure sleeve 10 promotes the power of pushing down pulling needle main part 1 through the supporting groove, the length of making needle main part 1 can adjust.
Working principle: through rotating adjusting sleeve 7 makes it drive through fixed plate 8 pushes down cover 10 and pushes down, make push down cover 10 can drive needle main part 1 and stretch out downwards at fixed pipe 2 inner wall, thereby adjust the length of needle main part 1, and promote frictional force through fixed pipe 2 outside grip cover 5 and its surperficial anti-skidding trace 4, make when inwards inserting more handy, and be connected with the plastics extension pipe through extracting the spread groove 11 of seting up on the pressure head 12 of needle core 18 rethread, treat through the inside propelling movement medicine of extension pipe to needle main part 1 by the syringe.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. A length-adjustable nerve block needle device comprising a fixed tube (2), characterized in that: an adjusting sleeve (7) is sleeved on the position, close to the upper side, of the outer end face of the fixed tube (2), a needle main body (1) is sleeved on the inner wall of the fixed tube (2) in a sliding mode, a pressing sleeve (10) is fixedly sleeved on the position, close to the upper side, of the outer end face of the needle main body (1), and a pressing groove (16) is formed in the middle position of the outer end face of the pressing sleeve (10);
the utility model discloses a fixed pipe, including fixed pipe (2), holding sleeve (5) outer terminal surface is provided with a plurality of anti-skidding marks (4), holding sleeve (5) inner wall both sides all slide and are provided with holding plate (14), two holding plate (14) lower terminal surface is close to opposite side position all fixed be provided with fixed plate (8), fixed pipe (2) outer terminal surface is close to downside position fixation cover.
2. A length-adjustable nerve block needle device according to claim 1, wherein: the outer end surface of the fixed tube (2) is fixedly sleeved with a chassis (3) near the lower side, and the inner wall of the needle main body (1) is slidably sleeved with a needle core (18).
3. A length-adjustable nerve block needle device according to claim 1, wherein: the needle is characterized in that a pressure head (12) is fixedly sleeved on the outer end face of the needle body (1), and a connecting groove (11) is formed in the center of the upper end face of the pressure head (12).
4. A length-adjustable nerve block needle device according to claim 1, wherein: the outer end face of the fixed pipe (2) is provided with an outer adjusting thread (6) near the upper side, the inner wall of the adjusting sleeve (7) is provided with an inner adjusting thread (13), and the outer adjusting thread (6) is in threaded connection with the inner adjusting thread (13).
5. A length-adjustable nerve block needle device according to claim 1, wherein: sliding grooves (17) are formed in the inner bottom surface and the inner top surface of the lower pressing groove (16), rotating arc blocks (15) are fixedly arranged on the upper end surface of the lower pressing plate (14) and the opposite side of the lower end surface, and four rotating arc blocks (15) are slidably arranged on the inner walls of the two sliding grooves (17).
6. A length-adjustable nerve block needle device according to claim 1, wherein: the lower end surfaces of the two fixing plates (8) are fixedly arranged at two sides of the upper end surface of the adjusting sleeve (7).
7. A length-adjustable nerve block needle device according to claim 1, wherein: the needle is characterized in that a supporting sleeve (9) is fixedly sleeved on the upper side of the outer end face of the needle body (1), and the supporting sleeve (9) is fixedly arranged on the lower end face of the pressing sleeve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321553897.1U CN220001888U (en) | 2023-06-19 | 2023-06-19 | Length-adjustable nerve block needle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321553897.1U CN220001888U (en) | 2023-06-19 | 2023-06-19 | Length-adjustable nerve block needle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220001888U true CN220001888U (en) | 2023-11-14 |
Family
ID=88689109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321553897.1U Active CN220001888U (en) | 2023-06-19 | 2023-06-19 | Length-adjustable nerve block needle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220001888U (en) |
-
2023
- 2023-06-19 CN CN202321553897.1U patent/CN220001888U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |