CN211460449U - Nerve block puncture needle guide fixing device - Google Patents
Nerve block puncture needle guide fixing device Download PDFInfo
- Publication number
- CN211460449U CN211460449U CN202020005328.3U CN202020005328U CN211460449U CN 211460449 U CN211460449 U CN 211460449U CN 202020005328 U CN202020005328 U CN 202020005328U CN 211460449 U CN211460449 U CN 211460449U
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- puncture needle
- fixing
- fixing ring
- ultrasonic probe
- nerve block
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Abstract
The utility model discloses a nerve block puncture needle guiding and fixing device, which comprises an ultrasonic probe, a fixing ring and a guiding device; the ultrasonic probe is sleeved and fixed with a fixed ring, and one end face of the fixed ring is provided with a guide device in a clamping way. Has the advantages that: the utility model has simple structure and easy realization, avoids damaging the ultrasonic probe, ensures the normal service life of the ultrasonic probe, reduces the cost of replacing the ultrasonic probe, and simultaneously ensures the normal work of medical staff; two medical staff are not needed to be matched, only 1 medical staff is needed to operate, the medicine injection quantity and the medicine injection position errors caused by communication errors are avoided, the pain of a patient is reduced, and meanwhile, the labor cost is saved.
Description
The technical field is as follows:
the utility model relates to a medical appliance, in particular to a nerve block puncture needle guiding and fixing device.
Background art:
in ultrasound-guided puncture, there are a distinction between in-plane techniques (where the puncture needle is parallel to the ultrasound probe) and out-of-plane techniques (where the puncture needle is perpendicular to the ultrasound probe), depending on the relative positions of the puncture needle and the ultrasound probe. The in-plane technique is selected by most anaesthetists because the in-plane technique can completely display the needle inserting path and the needle point position; there are situations where out-of-plane techniques are required; the prior art patent No. CN201200422Y discloses a nerve block puncture needle guide, which discloses that a detachable fixing ring is arranged on an ultrasonic probe, and a guide device with a gap and the central line of the long shaft of the ultrasonic probe in the same plane is fixed on one side of the fixing ring; because the puncture needle punctures the patient after penetrating through the gap, the guider needs to be taken down from the ultrasonic probe for sterile treatment before or after each use, but the fixing ring is frequently detached from the ultrasonic probe, the ultrasonic probe can be damaged, the cost for replacing the ultrasonic probe is increased, and the normal work of medical staff is influenced; when the guider is used for puncture anesthesia of a patient, a probe needs to be held by one hand of a medical staff, a puncture needle handle is held by the other hand of the medical staff for puncture operation, and the syringe is also held by the medical staff for injection, so that communication errors easily occur, the injection quantity and the injection part are wrong, medical accidents are caused, other diseases of the patient occur, and great pain is brought to the patient.
The utility model has the following contents:
an object of the utility model is to provide a simple structure has avoided haring ultrasonic probe, and has reduced cost of labor's nerve block puncture needle guide fixing device.
The utility model discloses by following technical scheme implement: a nerve block puncture needle guiding and fixing device comprises an ultrasonic probe, a fixing ring and a guiding device; the ultrasonic probe is fixedly sleeved with the fixing ring, and one end face of the fixing ring is provided with the guide device in a clamping manner.
Furthermore, a bar-shaped clamping groove with an opening at one end and a closed end is formed in one end face of the fixing ring, a bar-shaped clamping block matched with the bar-shaped clamping groove is fixed on the side wall, opposite to the end face of the fixing ring, of the guide device, and the bar-shaped clamping block is inserted into and clamped into the bar-shaped clamping groove from the opening end of the bar-shaped clamping groove.
Further, the strip-shaped clamping grooves are dovetail grooves, and the strip-shaped clamping blocks are dovetail blocks.
Furthermore, at least one connecting block is fixedly arranged on the side wall of the fixing ring, a clamping hole is formed in the connecting block, and a clamping hook matched with the clamping hole is fixed on the side wall of the guiding device opposite to the end face of the fixing ring; the clamping hook is inserted in the clamping hole.
Further, the clamping hole is a polygonal hole.
Furthermore, the guiding device comprises a fixed plate and two fan-shaped pieces which are arranged in parallel and have central angles of 90 degrees, and right-angle edges of the two fan-shaped pieces, which are opposite to the end face of the fixed ring, are fixed on the fixed plate; the gap between the two fan-shaped pieces and the central axis of the ultrasonic probe are in the same plane.
Furthermore, the two side walls of the fixing ring are respectively and rotatably provided with the operating plates, one ends of the two operating plates are respectively fixed on the back surfaces of the two fan-shaped sheets, and the other ends of the operating plates are provided with handheld parts; the two operation plates are respectively positioned on two sides of the fixed ring.
Furthermore, a rotating shaft is fixed on one surface of the operating plate, which is opposite to the fixed ring; the two side walls of the fixing ring are respectively provided with a rotating groove matched with the rotating shaft, and the rotating shaft is rotatably inserted in the rotating groove.
Further, the width of the gap is smaller than the diameter of the puncture needle.
Furthermore, the opposite surfaces of the two fan-shaped pieces are set to be frosted surfaces.
The utility model has the advantages that: 1. the utility model has simple structure and easy realization, and when the aseptic treatment is needed, only the guide device needs to be detached from the fixed ring to sterilize the guide device, and the fixed ring does not need to be frequently detached from the ultrasonic probe, thereby avoiding damaging the ultrasonic probe, ensuring the normal service life of the ultrasonic probe, reducing the cost of replacing the ultrasonic probe and simultaneously ensuring the normal work of medical staff; 2. when the utility model is used, a medical staff holds the ultrasonic probe with one hand and pinches the holding parts of the two operation panels, so that the puncture needle can just pass through the gap between the two fan-shaped sheets, and holds the puncture needle handle with the other hand to perform puncture operation; two medical staff are not needed to be matched, only 1 medical staff is needed to operate, the medicine injection quantity and the medicine injection position errors caused by communication errors are avoided, the pain of a patient is reduced, and meanwhile, the labor cost is saved.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a bottom view of embodiment 1 of the present invention.
Fig. 4 is a schematic view of the overall structure of embodiment 2 of the present invention.
Fig. 5 is a partially enlarged view of a portion B in fig. 4.
Fig. 6 is a bottom view of embodiment 2 of the present invention.
Ultrasonic probe 1, retainer plate 2, bar draw-in groove 2.1, rotary groove 2.2, guiding device 3, fixed plate 3.1, fanning strip 3.2, bar fixture block 4, operation panel 5, handheld portion 5.1, pivot 6, connecting block 7, card hole 7.1, pothook 8.
The specific implementation mode is as follows:
example 1: as shown in fig. 1-3, a nerve block puncture needle guiding and fixing device comprises an ultrasonic probe 1, a fixing ring 2 and a guiding device 3; a fixing ring 2 is fixedly sleeved on the ultrasonic probe 1, and a guiding device 3 is arranged on one end face of the fixing ring 2 in a clamping manner.
Set up one end opening one end confined bar draw-in groove 2.1 on the terminal surface of retainer plate 2, be fixed with on the lateral wall that guiding device 3 is relative with 2 terminal surfaces of retainer plate with bar draw-in groove 2.1 matched with bar fixture block 4, bar fixture block 4 inserts the joint bar draw-in groove 2.1 from the open end of bar draw-in groove 2.1 in, bar draw-in groove 2.1 is the dovetail, bar fixture block 4 is the dovetail, makes things convenient for the dismantlement installation of guiding device 3.
The guide device 3 comprises a fixing plate 3.1 and two fan-shaped pieces 3.2 which are arranged in parallel and have central angles of 90 degrees, the opposite surfaces of the two fan-shaped pieces 3.2 are arranged to be frosted surfaces, so that the puncture needle is clamped by the fan-shaped pieces 3.2 more firmly, the puncture needle is prevented from moving relative to the fan-shaped pieces 3.2, and right-angle edges of the two fan-shaped pieces 3.2, which are opposite to the end surfaces of the fixing ring 2, are fixed on the fixing plate 3.1; the gap between the two fan-shaped pieces 3.2 and the central axis of the ultrasonic probe 1 are in the same plane, so that the puncture needle is always positioned in the ultrasonic plane, the width of the gap is smaller than the diameter of the puncture needle, and the width of the gap is increased to be just suitable for the puncture needle to pass through by pinching the operating rod.
One ends of the two operation plates 5 are respectively fixed on the opposite surfaces of the two fan-shaped sheets 3.2, and the other ends of the operation plates 5 are provided with handheld parts 5.1; the two operation plates 5 are respectively positioned at two sides of the fixed ring 2, and a rotating shaft 6 is fixed on one surface of the operation plate 5 opposite to the fixed ring 2; two side walls of the fixed ring 2 are respectively provided with a rotary groove 2.2 matched with the rotary shaft 6, and the rotary shaft 6 is rotatably inserted in the rotary groove 2.2.
Example 2: as shown in fig. 4-6, a nerve block puncture needle guiding and fixing device comprises an ultrasonic probe 1, a fixing ring 2 and a guiding device 3; a fixed ring 2 is sleeved and fixed on the ultrasonic probe 1, and a guide device 3 is clamped and arranged on one end face of the fixed ring 2; the whole structure is the same as that of the embodiment 1, except that; at least one connecting block 7 is fixedly arranged on the side wall of the fixed ring 2, a clamping hole 7.1 is formed in the connecting block 7, and a clamping hook 8 matched with the clamping hole 7.1 is fixed on the side wall of the guide device 3 opposite to the end face of the fixed ring 2; the clamping hook 8 is inserted in the clamping hole 7.1, and the clamping hole 7.1 is a polygonal hole, so that the guide device 3 is convenient to disassemble and assemble.
The working principle is as follows: firstly, the guide device 3 after sterilization treatment is arranged on the fixed ring 2, then a medical staff holds the ultrasonic probe 1 with one hand and pinches the holding parts 5.1 of the two operation plates 5, so that the puncture needle can just penetrate through the gap between the two fan-shaped sheets 3.2, the other hand holds the puncture needle handle with the other hand to perform puncture operation, after the puncture is successful, the hand holding the ultrasonic probe 1 is released, the two operation plates 5 are released, the two fan-shaped sheets 3.2 recover to the original positions, the puncture needle is clamped and fixed, and the hand holding the puncture needle handle can release the puncture needle handle to operate the injector; two medical staff are not needed to be matched, only 1 medical staff is needed to operate, so that the medicine injection quantity and the medicine injection part errors caused by communication errors are avoided, the pain of a patient is further reduced, and meanwhile, the labor cost is saved; after the puncture is finished, the guiding device 3 is detached from the fixed ring 2 for sterilization treatment, the fixed ring 2 does not need to be frequently detached from the ultrasonic probe 1, the ultrasonic probe 1 is prevented from being damaged, the normal service life of the ultrasonic probe 1 is ensured, the cost for replacing the ultrasonic probe 1 is reduced, and the normal work of medical staff is also ensured; the utility model discloses simple structure easily realizes.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A nerve block puncture needle guiding and fixing device is characterized by comprising an ultrasonic probe, a fixing ring and a guiding device; the ultrasonic probe is fixedly sleeved with the fixing ring, and one end face of the fixing ring is provided with the guide device in a clamping manner.
2. The nerve block puncture needle guiding and fixing device according to claim 1, wherein a bar-shaped slot with an open end and a closed end is formed on an end surface of the fixing ring, a bar-shaped block fitting with the bar-shaped slot is fixed on a side wall of the guiding device opposite to the end surface of the fixing ring, and the bar-shaped block is inserted into and clamped into the bar-shaped slot from the open end of the bar-shaped slot.
3. The nerve block puncture needle guiding and fixing device according to claim 2, wherein the bar-shaped clamping groove is a dovetail groove, and the bar-shaped clamping block is a dovetail block.
4. The nerve block puncture needle guiding and fixing device as claimed in claim 1, wherein at least one connecting block is fixedly arranged on a side wall of the fixing ring, a clamping hole is formed on the connecting block, and a clamping hook matched with the clamping hole is fixed on a side wall of the guiding device opposite to the end face of the fixing ring; the clamping hook is inserted in the clamping hole.
5. The nerve block puncture needle guide fixing device according to claim 4, wherein the locking hole is a polygonal hole.
6. The nerve block puncture needle guiding and fixing device according to any one of claims 1 to 5, wherein the guiding device comprises a fixing plate and two mutually parallel sectors with a central angle of 90 degrees, and right-angled edges of the two sectors opposite to the end surface of the fixing ring are fixed on the fixing plate; the gap between the two fan-shaped pieces and the central axis of the ultrasonic probe are in the same plane.
7. The nerve block puncture needle guiding and fixing device according to claim 6, wherein operation plates are rotatably provided on both side walls of the fixing ring, one end of each of the two operation plates is fixed to the opposite surfaces of the two fan-shaped pieces, and the other end of each of the operation plates is provided as a hand-held portion; the two operation plates are respectively positioned on two sides of the fixed ring.
8. The nerve block puncture needle guiding and fixing device according to claim 7, wherein a rotation shaft is fixed to a surface of the operation plate opposite to the fixing ring; the two side walls of the fixing ring are respectively provided with a rotating groove matched with the rotating shaft, and the rotating shaft is rotatably inserted in the rotating groove.
9. The nerve block puncture needle guide fixing device according to claim 7 or 8, wherein the width of the gap is smaller than the diameter of the puncture needle.
10. The nerve block puncture needle guide fixing device according to claim 9, wherein the opposite surfaces of the two fan-shaped pieces are provided as frosted surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020005328.3U CN211460449U (en) | 2020-01-02 | 2020-01-02 | Nerve block puncture needle guide fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020005328.3U CN211460449U (en) | 2020-01-02 | 2020-01-02 | Nerve block puncture needle guide fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211460449U true CN211460449U (en) | 2020-09-11 |
Family
ID=72370395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020005328.3U Expired - Fee Related CN211460449U (en) | 2020-01-02 | 2020-01-02 | Nerve block puncture needle guide fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211460449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113456186A (en) * | 2021-07-12 | 2021-10-01 | 南充市中心医院 | Nerve blocking system based on ultrasonic intelligent identification |
-
2020
- 2020-01-02 CN CN202020005328.3U patent/CN211460449U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113456186A (en) * | 2021-07-12 | 2021-10-01 | 南充市中心医院 | Nerve blocking system based on ultrasonic intelligent identification |
| CN113456186B (en) * | 2021-07-12 | 2022-08-23 | 南充市中心医院 | Nerve blocking system based on ultrasonic intelligent identification |
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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: 20200911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |