CN211325441U - Puncture needle fixing device for nephrosis examination - Google Patents
Puncture needle fixing device for nephrosis examination Download PDFInfo
- Publication number
- CN211325441U CN211325441U CN201921801042.XU CN201921801042U CN211325441U CN 211325441 U CN211325441 U CN 211325441U CN 201921801042 U CN201921801042 U CN 201921801042U CN 211325441 U CN211325441 U CN 211325441U
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- screw installation
- clamped
- positioning plate
- puncture needle
- screw
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- Expired - Fee Related
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Abstract
The utility model discloses a puncture needle fixing device for nephrosis examination, which comprises a base, an upper fixed sleeve is clamped at the upper end of the base, a screw installation groove is arranged in the upper fixed sleeve, a screw installation cylinder is arranged in the screw installation groove in a screw way, a lower positioning plate is clamped at the lower end in the screw installation cylinder, a lower needle hole is arranged at the middle part of the lower positioning plate, a clamping ring is clamped at the middle part in the screw installation cylinder, a damping rubber ring is clamped at the inner edge of the clamping ring, an upper positioning plate is clamped at the upper end in the screw installation cylinder, and an upper needle hole is arranged at the middle part of the upper positioning plate; through the equipment in spiral shell section of thick bamboo and spiral shell groove for spiral shell section of thick bamboo can not drive when the pjncture needle takes out, and is invalid then, through the effect of damping rubber ring, when making the pjncture needle advance in the device, can be because of the damping effect, and carry out the stability of speed, and through changing different spiral shell section of thick bamboo and inside equipment mode, realize adjusting the degree of depth that the puncture needle pierced, avoided experience gimmick, guaranteed patient's safety.
Description
Technical Field
The utility model relates to the field of medical equipment, in particular to puncture needle fixing device for nephrosis examination.
Background
When nephrosis is detected, sampling can be carried out on the kidney by puncture, general operation completely depends on the technology and experience of an operating doctor, errors are easily caused by the operation mode, and then the injury is caused to a patient, a commonly used fixing device only carries out stability on the direction of the puncture process, and meanwhile certain control is carried out on the probing depth, the device cannot control the speed of probing and taking out the puncture needle, and the injury can be caused to the patient due to unstable speed, so that the puncture needle fixing device for nephrosis examination is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art and provide a puncture needle fixing device for nephrosis examination.
A puncture needle fixing device for nephrosis examination comprises a base, wherein an upper fixed sleeve is clamped at the upper end of the base, a screw installation groove is formed in the upper fixed sleeve, a screw installation cylinder is screwed in the screw installation groove, a lower positioning plate is clamped at the lower end in the screw installation cylinder, a lower needle hole is formed in the middle of the lower positioning plate, a clamping ring is clamped in the middle of the screw installation cylinder, a damping rubber ring is clamped at the inner edge of the clamping ring, an upper positioning plate is clamped at the upper end in the screw installation cylinder, and an upper needle hole is formed in the middle of the upper positioning plate;
preferably, the middle part of the base is provided with a pin hole, the upper surface of the base is integrally formed with a limiting clamping protrusion, the lower end of the base is clamped with a matching rubber pad, the inner wall of the screw installation groove is provided with an internal thread, and the outer wall of the screw installation cylinder is provided with an external thread;
preferably, the damping rubber ring comprises a ring body, an outer clamping edge is integrally formed at the outer edge of the ring body, a damping inner ring is integrally formed at the inner edge of the ring body, and a stretching groove is formed in the outer surface of the damping inner ring;
preferably, the limiting clamping bulges are two semi-arc bulges, and the arcs of the limiting clamping bulges are concentric with the needle moving hole;
preferably, the lower end of the upper fixed sleeve is provided with a through hole, and the diameter of the through hole is smaller than the inner diameter of the screw installation cylinder;
preferably, the upper positioning plate is sunk into the screw installation cylinder.
The utility model discloses a theory of operation and process:
during the use, select a spiral shell dress section of thick bamboo according to the degree of depth that the pjncture needle visited, then adorn a spiral shell dress in the spiral shell dress groove, assemble, clamp the cover on the base again, with the base laminating in sample department, it spreads into to have the pinhole with the pjncture needle, then carry out certain stability to the speed of marcing under the effect of damping rubber ring, then pass down the pinhole, finally stably pierce the internal sample of taking a sample of patient, when taking out, stabilize the speed of taking out through the damping rubber ring, protect patient's safety.
The utility model has the advantages that:
through the equipment in spiral shell section of thick bamboo and spiral shell groove for spiral shell section of thick bamboo can not drive when the pjncture needle takes out, and is invalid then, through the effect of damping rubber ring, when making the pjncture needle advance in the device, can be because of the damping effect, and carry out the stability of speed, and through changing different spiral shell section of thick bamboo and inside equipment mode, realize adjusting the degree of depth that the puncture needle pierced, avoided experience gimmick, guaranteed patient's safety.
Drawings
FIG. 1 is a schematic view of the main sectional structure of the present invention;
fig. 2 is a schematic top view of the base of the present invention;
fig. 3 is a schematic structural diagram of the damping rubber ring of the present invention.
Detailed Description
Referring to fig. 1, 2 and 3, a puncture needle fixing device for nephrosis examination includes a base 1 providing a mounting reference for a basic reference structure of the whole device and a mechanism thereon, an upper fixed sleeve 3 is clamped at the upper end of the base 1 to provide a mounting base for a screw barrel 10 and an internal structure thereof, a screw groove 11 is opened in the upper fixed sleeve 3 to be connected and mounted in cooperation with the screw barrel 10, the screw barrel 10 is screwed in the screw groove 11 to be replaced and then to change the limit of the puncture depth of the puncture needle, a lower positioning plate 13 is clamped at the lower end in the screw barrel 10 to be used in cooperation with an upper positioning plate 8, a lower pinhole 12 is opened in the middle of the lower positioning plate 13 to be used in cooperation with an upper pinhole 7 to limit the travel path of the puncture needle, a clamping ring 9 is clamped in the middle of the screw barrel 10 to provide a mounting base for a damping rubber ring 6, a damping rubber ring 6 is clamped at the inner edge of the clamping ring 9, a damping effect is generated through the structural characteristics of the clamping ring, so that the advancing speed of the puncture needle is stabilized, an upper positioning plate 8 is clamped at the upper end in the screw installation cylinder 10 and is matched with a lower positioning plate 13 for use, and an upper needle hole 7 is formed in the middle of the upper positioning plate 8 and is matched with a lower needle hole 12 for use;
specifically, a pinhole 15 is formed in the middle of the base 1 to provide a limited path for the puncture needle to pass through, a limited clamping protrusion 2 is integrally formed on the upper surface of the base 1, a clamping installation base for the upper fixed sleeve 3 is provided, an anastomosis rubber pad 16 is clamped at the lower end of the base 1, the base can be more attached to the skin, friction force is increased, the using effect is stabilized, an internal thread 4 is formed on the inner wall of the screw installation groove 11 to provide an installation base for the screw installation of the screw installation cylinder 10, and an external thread 5 is formed on the outer wall of the screw installation cylinder 10 and is matched with the internal thread 4 for use;
specifically, the damping rubber ring 6 comprises a ring body 61 which is a main body structure of the damping rubber ring 6, an outer clamping edge 64 is integrally formed at the outer edge of the ring body 61, the outer edge of a base for installation is arranged, a damping inner ring 62 is integrally formed at the inner edge of the ring body 61, a structure for generating a damping effect is formed, and a stretching groove 63 is formed in the outer surface of the damping inner ring 62 to increase the damping effect;
specifically, the limiting clamping protrusions 2 are two semi-arc-shaped protrusions, and the arc shapes of the limiting clamping protrusions 2 are concentric with the needle moving hole 15, so that the upper device is prevented from rotating and deviating after being installed and causing injury to a patient;
specifically, the lower end of the upper fixed sleeve 3 is provided with a through hole 14, the diameter of the through hole 14 is smaller than the inner diameter of the screw cylinder 10, the screw cylinder 10 is limited by the through hole, and meanwhile, a limited path is provided for the puncture needle to pass through;
specifically, the upper positioning plate 8 sinks into the screw barrel 10, so that the stability of the puncture needle after puncture is improved.
The utility model discloses a theory of operation and process:
referring to fig. 1, 2 and 3, in use, according to the depth of the puncture needle, a screw cylinder 10 is selected, the screw cylinder 10 is screwed in a screw groove 11 and assembled, an upper fixed sleeve 3 is clamped at the upper end of a base 1, the base 1 is attached to a sampling position, the puncture needle is provided with an upper needle hole 7, the advancing speed is stabilized to a certain extent under the action of a damping rubber ring 6, the puncture needle penetrates through a lower needle hole 12 and is finally stably inserted into a patient to be sampled, and when the puncture needle is taken out, the taking-out speed is stabilized through the damping rubber ring 6, so that the safety of the patient is protected.
Claims (6)
1. A puncture needle fixing device for kidney disease examination, comprising a base (1), characterized in that: the upper end of the base (1) is clamped with an upper fixed sleeve (3), a screw installation groove (11) is formed in the upper fixed sleeve (3), a screw installation barrel (10) is arranged in the screw installation groove (11) in a screw mode, a lower positioning plate (13) is clamped at the lower end in the screw installation barrel (10), a lower needle hole (12) is formed in the middle of the lower positioning plate (13), a clamping ring (9) is clamped in the middle in the screw installation barrel (10), a damping rubber ring (6) is clamped at the inner edge of the clamping ring (9), an upper positioning plate (8) is clamped at the upper end in the screw installation barrel (10), and an upper needle hole (7) is formed in the middle of the upper positioning plate (8).
2. The puncture needle holder for renal disease examination according to claim 1, wherein: the middle of the base (1) is provided with a pin hole (15), the upper surface of the base (1) is integrally formed with a limiting clamping protrusion (2), the lower end of the base (1) is clamped with an inosculating rubber pad (16), the inner wall of the screw installation groove (11) is provided with an internal thread (4), and the outer wall of the screw installation cylinder (10) is provided with an external thread (5).
3. The puncture needle holder for renal disease examination according to claim 1, wherein: the damping rubber ring (6) comprises a ring body (61), an outer clamping edge (64) is integrally formed at the outer edge of the ring body (61), a damping inner ring (62) is integrally formed at the inner edge of the ring body (61), and a stretching groove (63) is formed in the outer surface of the damping inner ring (62).
4. The puncture needle holder for renal disease examination according to claim 2, wherein: the limiting clamping protrusions (2) are two semi-arc protrusions, and the arcs of the limiting clamping protrusions (2) are concentric with the pin holes (15).
5. The puncture needle holder for renal disease examination according to claim 1, wherein: the lower end of the upper fixed sleeve (3) is provided with a through hole (14), and the diameter of the through hole (14) is smaller than the inner diameter of the screw cylinder (10).
6. The puncture needle holder for renal disease examination according to claim 1, wherein: the upper positioning plate (8) is sunk into the screw installation cylinder (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921801042.XU CN211325441U (en) | 2019-10-25 | 2019-10-25 | Puncture needle fixing device for nephrosis examination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921801042.XU CN211325441U (en) | 2019-10-25 | 2019-10-25 | Puncture needle fixing device for nephrosis examination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211325441U true CN211325441U (en) | 2020-08-25 |
Family
ID=72132235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921801042.XU Expired - Fee Related CN211325441U (en) | 2019-10-25 | 2019-10-25 | Puncture needle fixing device for nephrosis examination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211325441U (en) |
-
2019
- 2019-10-25 CN CN201921801042.XU patent/CN211325441U/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: 20200825 Termination date: 20211025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |