CN216148162U - Puncture needle with laser positioning function - Google Patents
Puncture needle with laser positioning function Download PDFInfo
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- CN216148162U CN216148162U CN202122108505.8U CN202122108505U CN216148162U CN 216148162 U CN216148162 U CN 216148162U CN 202122108505 U CN202122108505 U CN 202122108505U CN 216148162 U CN216148162 U CN 216148162U
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- positioning function
- fixing frame
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Abstract
The utility model relates to the technical field of medical instruments, and provides a puncture needle with a laser positioning function, which comprises a needle handle, a connecting rod and a needle head, wherein the connecting rod is arranged at one end of the needle handle, a threaded rod is arranged at the other end of the connecting rod, a sleeve is arranged at the other end of the threaded rod, the needle head is arranged at the other end of the sleeve, and a guide assembly capable of emitting laser to position and guide the correct direction and improve the accuracy of puncture is arranged on the side surface of the needle handle. The accuracy of puncture is promoted, and the pain of the patient is reduced.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a puncture needle with a laser positioning function.
Background
The nerve block technology is more and more popular with clinicians at present, and although the ultrasonic guide technology is available at present, the difficulty in mastering the ultrasonic technology is high, and the accurate puncture effect cannot be ensured, mainly because the range of the sound velocity emitted by an actual ultrasonic probe is very narrow although the ultrasonic probe is wide (about 1 cm);
the research shows that the device has the following defects in practical use:
one difficulty is that:
when the out-of-plane puncture is performed, a doctor cannot see the complete puncture needle, so that the position and the angle of the puncture needle reaching a target are difficult to master, and the requirements on puncture methods and experiences are very high;
difficulty two:
when the needle and the sound beam surface of the probe are in the same plane, the puncture needle can be completely displayed, but a doctor is difficult to ensure that the needle and the sound beam surface of the probe are completely in the same plane in the puncture process;
because part of the puncture needles are usually within the ultrasonic sound velocity range of about 1mm and part of the puncture needles are not within the ultrasonic probe sound velocity range when the puncture is clinically conducted under ultrasonic guidance, the complete puncture needles cannot be seen in an ultrasonic image, and the puncture often fails.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a lancet with a laser positioning function to solve the above-mentioned problems of the background art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a pjncture needle with laser positioning function, includes needle handle, connecting rod and syringe needle, the connecting rod is installed to the one end of needle handle, the threaded rod is installed to the other end of connecting rod, the sleeve is installed to the other end of threaded rod, the syringe needle is installed to the telescopic other end, the side-mounting of needle handle has but the laser of emittance to advance line location and guides the direction of accuracy, promotes the direction subassembly of the accuracy of puncture.
Preferably, the guide assembly comprises a fixing frame, a fixing block and an aiming laser lamp;
the mount sets up the side at the needle handle, the fixed block sets up the inboard surface at the mount, aim the inboard at the mount of laser lamp embedding installation.
Preferably, the two groups of fixing frames are respectively positioned at the upper end and the lower end of the side surface of the needle handle.
Preferably, the fixing frame is made of rubber materials and is rectangular.
Preferably, the fixing frame transversely extends outwards to the outer end of the needle handle, and the fixing frame and the needle handle are vertically arranged.
Preferably, a gap is formed between the two groups of fixing frames, and the gap between the two groups of fixing frames and the connecting rod and the needle head are on the same axis.
Preferably, the fixed block semicircular in shape sets up, and aims the laser lamp and pass through the fixed block joint between two sets of mounts.
Preferably, the aiming laser lamp is on the same axis as the connecting rod and the needle.
Has the advantages that:
the utility model consists of a traditional puncture needle and an aiming laser lamp, the laser lamp is arranged at the needle handle, the laser lamp is aimed at the center of the side surface of the ultrasonic probe in the puncture process, the laser irradiates on the side surface of the ultrasonic probe to form a light spot, and the puncture needle can be ensured to be always at the center of the ultrasonic probe by observing the laser spot irradiated by the aiming laser lamp, so that the puncture needle is always in the sound velocity range, thereby effectively guiding the correct direction, improving the accuracy of puncture and reducing the pain of a patient;
can install on the pjncture needle in a flexible way through aiming the laser lamp to puncture the location use again next time, can carry out used repeatedly, not only make to use more convenient, and make to use safety and sanitation more.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the structure of the needle handle and the fixing frame of the present invention.
Illustration of the drawings: 1-a needle handle; 2-a connecting rod; 3-a threaded rod; 4-a sleeve; 5-a needle head; 6, fixing a frame; 7-fixing blocks; 8-aiming laser lamp.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention.
Referring to fig. 1-2, a puncture needle with laser positioning function comprises a needle handle 1, a connecting rod 2 is installed at one end of the needle handle 1, a threaded rod 3 is installed at the other end of the connecting rod 2, a sleeve 4 is installed at the other end of the threaded rod 3, a needle head 5 is installed at the other end of the sleeve 4, and a guide assembly capable of emitting laser to guide the correct direction and improve the accuracy of puncture is installed on the side surface of the needle handle 1.
In this embodiment, the guiding assembly includes a fixing frame 6, a fixing block 7 and an aiming laser lamp 8;
the fixing frame 6 is arranged on the side face of the needle handle 1, the fixing block 7 is arranged on the inner side surface of the fixing frame 6, and the aiming laser lamp 8 is embedded in the inner side of the fixing frame 6.
In this embodiment, two sets of fixing frames 6 are provided, which are respectively located at the upper and lower ends of the side surface of the needle handle 1.
In this embodiment, mount 6 is made for the rubber material, and mount 6 is the rectangle form setting, and 6 comparatively levels of mount that the rectangle form set up can ensure that laser lamp 8 keeps vertical aiming.
In this embodiment, the fixing frame 6 extends outward to the outer end of the needle handle 1, and the fixing frame 6 is perpendicular to the needle handle 1.
In this embodiment, there is the interval between two sets of mounts 6, and the interval between two sets of mounts 6 is on the same axis with connecting rod 2 and syringe needle 5 for the aiming laser lamp 8 that fixes between mounts 6 can be on the same axis with connecting rod 2 and syringe needle 5.
In this embodiment, 7 semicircular in shape settings of fixed block, and aim laser lamp 8 and pass through 7 joints of fixed block between two sets of mounts 6, and semicircular setting fixed block 7 is outwards outstanding, can block the outside surface of aiming laser lamp 8, avoids aiming the outside slippage of laser lamp 8.
In this embodiment, aiming laser light 8 is on the same axis with connecting rod 2 and syringe needle 5 for aiming laser light 8 launches laser and be on the same axis with syringe needle 5, lead.
The working principle is as follows:
when the device is used, the fixing frames 6 are pulled, the aiming laser lamp 8 is embedded between the two groups of fixing frames 6 from the opening between the two groups of fixing frames 6, the fixing frames 6 made of rubber materials have certain flexibility to deform, the size of the opening between the two groups of fixing frames 6 can be enlarged, the aiming laser lamp 8 is clamped in the interval, the fixing blocks 7 are arranged on the inner side surfaces of the fixing frames 6, the fixing blocks 7 are arranged in a semicircular mode and protrude outwards, the outer side surfaces of the aiming laser lamp 8 can be clamped, and the aiming laser lamp 8 is prevented from slipping outwards;
after the aiming laser lamp 8 is installed, the aiming laser lamp 8, the connecting rod 2 and the needle head 5 are positioned on the same axis, when puncture is carried out, the aiming laser lamp 8 is turned on, the aiming laser lamp 8 emits laser, the laser is horizontally irradiated and is positioned on the same axis with the needle head 5, the aiming laser lamp 8 is aimed at the midpoint of the side surface of the ultrasonic probe in the puncture process, the laser is irradiated on the side surface of the ultrasonic probe to form a light spot, and the needle head 5 of the puncture needle can be ensured to be always positioned at the midpoint of the ultrasonic probe by observing the laser spot irradiated by the aiming laser lamp 8, so that the needle head 5 is always positioned in the sound velocity range, thereby effectively guiding the correct direction, improving the accuracy of puncture and reducing the pain of a patient;
after the puncture is accomplished, will aim laser lamp 8 and take out from mount 6, abandon disposable pjncture needle, can install on the pjncture needle in a flexible way through aiming laser lamp 8 to puncture the location use again next time, can carry out used repeatedly, not only make to use more convenient, and make to use safety and sanitation more.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (8)
1. A puncture needle with a laser positioning function is characterized in that: comprises that
The needle comprises a needle handle (1), wherein one end of the needle handle (1) is provided with a connecting rod (2);
the needle head (5), the said needle head (5) is installed in another end of the bush (4);
the side of the needle handle (1) is provided with a guide assembly which can emit laser to position and guide the correct direction and improve the accuracy of puncture.
2. The puncture needle with laser positioning function according to claim 1, wherein: the guide assembly comprises a fixing frame (6), a fixing block (7) and an aiming laser lamp (8);
the fixing frame (6) is arranged on the side face of the needle handle (1), the fixing block (7) is arranged on the inner side surface of the fixing frame (6), and the aiming laser lamp (8) is embedded and installed on the inner side of the fixing frame (6).
3. The puncture needle with laser positioning function according to claim 2, wherein: the two groups of fixing frames (6) are respectively positioned at the upper end and the lower end of the side surface of the needle handle (1).
4. The puncture needle with laser positioning function according to claim 2, wherein: the fixing frame (6) is made of rubber materials, and the fixing frame (6) is arranged in a rectangular shape.
5. The puncture needle with laser positioning function according to claim 2, wherein: the fixing frame (6) transversely extends outwards to the outer end of the needle handle (1), and the fixing frame (6) and the needle handle (1) are vertically arranged.
6. The puncture needle with laser positioning function according to claim 2, wherein: intervals are arranged between the two groups of fixing frames (6), and the intervals between the two groups of fixing frames (6) are positioned on the same axis with the connecting rod (2) and the needle head (5).
7. The puncture needle with laser positioning function according to claim 2, wherein: the fixed block (7) is arranged in a semicircular shape, and the aiming laser lamp (8) is clamped between the two sets of fixed frames (6) through the fixed block (7).
8. The puncture needle with laser positioning function according to claim 2, wherein: the aiming laser lamp (8) is positioned on the same axis with the connecting rod (2) and the needle head (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122108505.8U CN216148162U (en) | 2021-09-02 | 2021-09-02 | Puncture needle with laser positioning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122108505.8U CN216148162U (en) | 2021-09-02 | 2021-09-02 | Puncture needle with laser positioning function |
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| Publication Number | Publication Date |
|---|---|
| CN216148162U true CN216148162U (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122108505.8U Active CN216148162U (en) | 2021-09-02 | 2021-09-02 | Puncture needle with laser positioning function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114569215A (en) * | 2022-04-08 | 2022-06-03 | 首都医科大学宣武医院 | Puncture needle with laser positioning lamp for treating trigeminal neuralgia through puncture of oval hole |
-
2021
- 2021-09-02 CN CN202122108505.8U patent/CN216148162U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114569215A (en) * | 2022-04-08 | 2022-06-03 | 首都医科大学宣武医院 | Puncture needle with laser positioning lamp for treating trigeminal neuralgia through puncture of oval hole |
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