CN220655644U - Simple puncture frame capable of adjusting needle insertion angle - Google Patents
Simple puncture frame capable of adjusting needle insertion angle Download PDFInfo
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- CN220655644U CN220655644U CN202321267511.0U CN202321267511U CN220655644U CN 220655644 U CN220655644 U CN 220655644U CN 202321267511 U CN202321267511 U CN 202321267511U CN 220655644 U CN220655644 U CN 220655644U
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- needle
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- insertion angle
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- 238000003780 insertion Methods 0.000 title claims description 17
- 230000037431 insertion Effects 0.000 title claims description 17
- 239000000523 sample Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 3
- 206010011732 Cyst Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001574 biopsy Methods 0.000 description 2
- 208000031513 cyst Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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Abstract
The utility model discloses a simple puncture frame with an adjustable needle inlet angle, which comprises a guide needle device sleeved on the outer wall of an ultrasonic probe, a connecting device and a puncture needle, wherein the guide needle device is fixedly connected with the connecting device, and the puncture needle swings left and right in the guide needle device; the guide needle device comprises a front plate, a connecting plate and a rear plate, wherein the front plate is fixedly connected with the rear plate through the connecting plate, a graduated scale in a hollowed design is arranged on the surface of the front plate, the rear plate is in mutual rotation fit with the puncture needle, the front plate and the rear plate form a U-shaped needle groove for placing the puncture needle, the U-shaped needle groove is overlapped with a display area of an ultrasonic probe, and the puncture needle swings left and right in the U-shaped needle groove. The simple puncture frame with adjustable needle inlet angle has the advantages of being capable of finely adjusting the needle inlet angle of the puncture needle and delivering the puncture needle to a target position according to an ideal angle.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a simple puncture frame with an adjustable needle insertion angle.
Background
The ultrasonic imaging equipment can display the condition of a focus area in a patient in real time, and guide the puncture needle to a target position of a human body under ultrasonic guidance so as to realize puncture drainage, tissue biopsy, cyst suction, treatment and the like, and is particularly widely applied to percutaneous kidney puncture fistulization and stone extraction operations. Because the area that the ultrasonic probe shows is usually a plane, in order to guarantee the accurate puncture of pjncture needle, adopt at present to set up the mode of puncture frame on the ultrasonic probe for the pjncture needle remains on the ultrasonic plane all the time, realize from this that the pjncture needle can show in ultrasonic imaging equipment all the time, doctor can adjust the puncture position and the degree of depth of pjncture needle according to the image.
The puncture frame generally comprises a positioning frame for fixing with the ultrasonic probe and a guiding device for connecting with the positioning frame, wherein the guiding device is used for guiding the puncture needle so as to keep the puncture needle in the ultrasonic image plane all the time.
The existing puncture frame has two needle feeding modes, one is of a closed structure, a hole is formed in the puncture frame, a puncture needle penetrates through the hole to enter the puncture frame, but the puncture frame is not easy to penetrate, fine adjustment of a puncture position is not facilitated, and a target position is not easy to puncture according to an ideal angle. The other is that the guiding device can be switched among a plurality of fixed puncture angles so as to meet the requirements of puncture operation; however, the device has a complex structure, is inconvenient to operate, requires an assistant to assist in adjusting the puncture angle during puncture, and has a limit of only a few fixed angles. In the case of the B-mode ultrasound guided puncture, the angle cannot be simply fine-tuned, so that the puncture cannot reach the target position at the desired angle.
Therefore, the simple puncture frame with the adjustable needle inserting angle is provided for overcoming the defects of the prior art.
Disclosure of Invention
The utility model provides a simple puncture frame capable of adjusting a needle inserting angle, and aims to solve the problem that the puncture frame cannot simply adjust the needle inserting angle and a puncture needle cannot reach a target position according to an ideal angle.
The utility model adopts the following technical scheme:
the simple puncture frame comprises a guide needle device sleeved on the outer wall of an ultrasonic probe, a connecting device and a puncture needle, wherein the guide needle device is fixedly connected with the connecting device, and the puncture needle swings left and right in the guide needle device;
the guide needle device comprises a front plate, a connecting plate and a rear plate, wherein the front plate is fixedly connected with the rear plate through the connecting plate, a hollow scale is arranged on the surface of the front plate, the rear plate is in mutual rotation fit with the puncture needle, the front plate and the rear plate form a U-shaped needle groove for placing the puncture needle, the U-shaped needle groove is overlapped with a display area of an ultrasonic probe, and the puncture needle swings left and right in the U-shaped needle groove.
Further as an improvement of the technical scheme of the utility model, the U-shaped needle groove is provided with an upper opening and a lower opening, the upper opening is communicated with the lower opening, and the opening area of the upper opening is larger than that of the lower opening.
Further as an improvement of the technical scheme of the utility model, the thickness of the U-shaped needle groove is equal to the outer diameter of the puncture needle, and the puncture needle swings left and right on an ultrasonic plane through the limitation of the U-shaped needle groove.
Further as an improvement of the technical scheme of the utility model, the swing range of the puncture needle in the U-shaped needle groove is 30-90 degrees.
Further as an improvement of the technical scheme of the utility model, the graduated scale is provided with a window for observing the needle insertion angle of the puncture needle, and the window is communicated with the U-shaped needle groove and the outside.
Further as an improvement of the technical scheme of the utility model, the graduated scale is arc-shaped.
Further as an improvement of the technical scheme of the utility model, the puncture needle is made of high-temperature resistant hard material.
Further as an improvement of the technical scheme of the utility model, the connecting device comprises a connecting component and a fixing plate, and the connecting component is fixedly connected with the rear plate through the fixing plate.
Further as an improvement of the technical scheme of the utility model, the connecting assembly comprises a first connecting piece and a second connecting piece, the first connecting piece and the second connecting piece are oppositely arranged, the first connecting piece and the second connecting piece are respectively provided with a first fixing part and a second fixing part, and the first fixing part and the second fixing part are mutually matched.
Further as an improvement of the technical scheme of the utility model, the first connecting piece and the second connecting piece are arc buckles.
Compared with the prior art, the utility model has the beneficial effects that:
the simple puncture frame with the adjustable needle inserting angle provided by the utility model is characterized in that when in use, the connecting device is sleeved on the outer wall of the B ultrasonic probe, at the moment, the U-shaped needle groove in the guide needle device is overlapped with the display area of the ultrasonic probe, and when in puncture, the position of the puncture needle can be found in real time through the display area of the ultrasonic probe; firstly, a puncture needle is inserted into a U-shaped needle groove, and swings left and right within the range of the U-shaped needle groove according to actual needs in operation, so that the needle inserting angle is adjusted, meanwhile, the position of the puncture needle at a graduated scale is observed, the needle inserting angle of the puncture needle is finely adjusted, and after the puncture needle reaches an ideal angle, the puncture needle is stretched into a target position according to the ideal angle. The simple puncture frame capable of adjusting the needle inlet angle has the characteristics of being capable of finely adjusting the needle inlet angle of the puncture needle and conveying the puncture needle to a target position according to an ideal angle.
Drawings
The technology of the present utility model will be described in further detail below with reference to the attached drawings and detailed description:
FIG. 1 is a schematic perspective view of a simple puncture stand with adjustable needle insertion angle;
fig. 2 is a front view of a simple puncture stand with adjustable needle insertion angle.
Reference numerals:
1. a guide pin device; 11. a front plate; 12. a connecting plate; 13. a rear plate; 14. a U-shaped needle groove; 15. a graduated scale; 151. windowing;
2. a connecting device; 21. a connection assembly; 211. a first connector; 212. a second connector; 213. a first fixing portion; 214. a second fixing portion; 22. a fixing plate;
3. a puncture needle.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, aspects, and effects of the present utility model. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The same reference numbers will be used throughout the drawings to refer to the same or like parts.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly or indirectly fixed or connected to the other feature. Further, the descriptions of the upper, lower, left, right, etc. used in the present utility model are merely with respect to the mutual positional relationship of the constituent elements of the present utility model in the drawings.
A simple puncture frame with adjustable needle insertion angle, referring to fig. 1 to 2, comprises a connecting device 2, a guide needle device 1 and a puncture needle 3;
the connecting device 2 is fixedly connected with the guide needle device 1, and the puncture needle 3 swings left and right in the guide needle device 1;
the guide needle device 1 comprises a front plate 11, a connecting plate 12 and a rear plate 13, wherein the front plate 11 is fixedly connected with the rear plate 13 through the connecting plate 12, the front plate 11 is smaller than the rear plate 13, the general direction of the puncture needle 3 is convenient to observe, the connecting plate 12 is of a U-shaped structure, a scale 15 with a hollowed-out design is arranged on the surface of the front plate 11, the rear plate 13 is in mutual rotation fit with the puncture needle 3, the front plate 11 and the rear plate 13 form a U-shaped needle groove 14 for placing the puncture needle 3, the U-shaped needle groove 14 is overlapped with the display area of the ultrasonic probe, and the puncture needle 3 swings left and right in the U-shaped needle groove 14.
When in use, the connecting device 2 is sleeved on the outer wall of the B ultrasonic probe, at the moment, the U-shaped needle groove 14 in the guide needle device 1 is overlapped with the display area of the ultrasonic probe, and when in puncture, the position of the puncture needle 3 can be found in real time through the display area of the ultrasonic probe; firstly, the puncture needle 3 is inserted into the U-shaped needle groove 14, and swings left and right within the range of the U-shaped needle groove 14 according to actual needs in operation, so as to adjust the needle inserting angle, meanwhile, the position of the puncture needle 3 at the graduated scale 15 is observed, the needle inserting angle of the puncture needle 3 is finely adjusted, and after the puncture needle 3 reaches an ideal angle, the puncture needle 3 is stretched into a target position according to the ideal angle. The simple puncture frame capable of adjusting the needle inserting angle has the characteristics of being capable of finely adjusting the needle inserting angle of the puncture needle 3 and conveying the puncture needle 3 to a target position according to an ideal angle. During puncture operation, an operator can operate continuously by a single person, so that the fixed puncture direction is prevented from being adjusted halfway; meanwhile, the operator can randomly adjust the needle inserting angle (any angle of 30-90 degrees) according to the operation condition, so that the puncture needle 3 can reach the target puncture position simply and conveniently. Can be applied to various operations such as puncture drainage, histological biopsy, cyst aspiration, percutaneous kidney puncture fistulization, stone extraction operation and the like, and has higher convenience and universality.
In one embodiment, the U-shaped needle groove 14 is provided with an upper opening and a lower opening, the upper opening is communicated with the lower opening, the opening area of the upper opening is larger than that of the lower opening, and the upper opening can be used for adjusting the angle of the puncture needle 3 greatly and better; the thickness of the U-shaped needle groove 14 is equal to the outer diameter of the puncture needle 3, so that the puncture needle 3 is limited to swing freely on an ultrasonic plane, and the puncture needle 3 swings left and right on the ultrasonic plane through the limitation of the U-shaped needle groove 14; the range of oscillation of the puncture needle 3 in the U-shaped needle groove 14 is 30 DEG to 90 deg.
In one embodiment, the graduated scale 15 is provided with a window 151 for observing the needle inserting angle of the puncture needle 3, the window 151 is communicated with the U-shaped needle groove 14 and the outside, the window 151 is beneficial to observing the angle of the puncture needle 3 in the U-shaped needle groove 14, and the needle inserting angle is convenient to adjust; the scale 15 is circular arc-shaped.
In one embodiment, the puncture needle 3 is made of high-temperature resistant hard material, and can be repeatedly sterilized and used.
In one embodiment, the guide pin device further comprises a rotating member, the rotating member comprises a base fixedly connected with the rear plate 13 and a rotating part for inserting the puncture needle 3, the base is rotationally connected with a rotating seat, the rotating seat can rotate 360 degrees on the base, the rotating seat can be of a V-shaped structure, and the puncture needle 3 is convenient to insert.
In one embodiment, the connecting device 2 comprises a connecting assembly 21 and a fixing plate 22, wherein the connecting assembly 21 is fixedly connected with the rear plate 13 through the fixing plate 22; the connecting assembly 21 comprises a first connecting piece 211 and a second connecting piece 212, the first connecting piece 211 and the second connecting piece 212 are oppositely arranged, the first connecting piece 211 and the second connecting piece 212 are respectively provided with a first fixing part 213 and a second fixing part 214, the first fixing part 213 and the second fixing part 214 are mutually matched, preferably, the first fixing part 213 and the second fixing part 214 are magnetic blocks, and the first fixing part 213 and the second fixing part 214 are in magnetic attraction fit; the first connecting piece 211 and the second connecting piece 212 are arc buckles; the first and second connection members 211 and 212 are elastic materials.
Other contents of the simple puncture frame with the adjustable needle insertion angle refer to the prior art, and are not repeated here.
The above is only a preferred embodiment of the present utility model, and is not limited in any way, so any modification, equivalent variation and modification made to the above embodiment according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (10)
1. The simple puncture frame is characterized by comprising a guide needle device sleeved on the outer wall of the ultrasonic probe, a connecting device and a puncture needle, wherein the guide needle device is fixedly connected with the connecting device, and the puncture needle swings left and right in the guide needle device;
the guide needle device comprises a front plate, a connecting plate and a rear plate, wherein the front plate is fixedly connected with the rear plate through the connecting plate, a hollow scale is arranged on the surface of the front plate, the rear plate is in mutual rotation fit with the puncture needle, the front plate and the rear plate form a U-shaped needle groove for placing the puncture needle, the U-shaped needle groove is overlapped with a display area of an ultrasonic probe, and the puncture needle swings left and right in the U-shaped needle groove.
2. The simple puncture stand with adjustable needle insertion angle according to claim 1, characterized in that: the U-shaped needle groove is provided with an upper opening and a lower opening, the upper opening is communicated with the lower opening, and the opening area of the upper opening is larger than that of the lower opening.
3. The simple puncture stand with adjustable needle insertion angle according to claim 1, characterized in that: the thickness of the U-shaped needle groove is equal to the outer diameter of the puncture needle, and the puncture needle swings left and right on an ultrasonic plane through the limitation of the U-shaped needle groove.
4. The simple puncture stand with adjustable needle insertion angle according to claim 1, characterized in that: the swing range of the puncture needle in the U-shaped needle groove is 30-90 degrees.
5. The simple puncture stand with adjustable needle insertion angle according to claim 1, characterized in that: the graduated scale is provided with a window for observing the needle inserting angle of the puncture needle, and the window is communicated with the U-shaped needle groove and the outside.
6. The simple puncture stand with adjustable needle insertion angle according to claim 1, characterized in that: the graduated scale is arc-shaped.
7. The simple puncture stand with adjustable needle insertion angle according to claim 1, characterized in that: the puncture needle is made of high-temperature resistant hard material.
8. The simple puncture stand with adjustable needle insertion angle according to claim 1, characterized in that: the connecting device comprises a connecting component and a fixing plate, and the connecting component is fixedly connected with the rear plate through the fixing plate.
9. The adjustable needle insertion angle simple puncture stand according to claim 8, wherein: the connecting assembly comprises a first connecting piece and a second connecting piece, the first connecting piece and the second connecting piece are oppositely arranged, the first connecting piece and the second connecting piece are respectively provided with a first fixing part and a second fixing part, and the first fixing part and the second fixing part are mutually matched.
10. The adjustable needle insertion angle simple puncture stand according to claim 9, characterized in that: the first connecting piece and the second connecting piece are arc buckles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321267511.0U CN220655644U (en) | 2023-05-23 | 2023-05-23 | Simple puncture frame capable of adjusting needle insertion angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321267511.0U CN220655644U (en) | 2023-05-23 | 2023-05-23 | Simple puncture frame capable of adjusting needle insertion angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220655644U true CN220655644U (en) | 2024-03-26 |
Family
ID=90341310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321267511.0U Active CN220655644U (en) | 2023-05-23 | 2023-05-23 | Simple puncture frame capable of adjusting needle insertion angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220655644U (en) |
-
2023
- 2023-05-23 CN CN202321267511.0U patent/CN220655644U/en active Active
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| GR01 | Patent grant |