CN216060678U - Percutaneous kidney puncture needle for B-ultrasonic monitoring - Google Patents
Percutaneous kidney puncture needle for B-ultrasonic monitoring Download PDFInfo
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- CN216060678U CN216060678U CN202121281488.1U CN202121281488U CN216060678U CN 216060678 U CN216060678 U CN 216060678U CN 202121281488 U CN202121281488 U CN 202121281488U CN 216060678 U CN216060678 U CN 216060678U
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- puncture needle
- sheath
- needle
- puncture
- core
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 210000003734 kidney Anatomy 0.000 title claims abstract description 11
- 238000002604 ultrasonography Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000011161 development Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 241001164374 Calyx Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of medical treatment, and particularly relates to a percutaneous renal puncture needle for B-ultrasonic monitoring. A percutaneous kidney puncture needle for B-ultrasonic monitoring comprises a puncture needle core and an outer sheath; one end of the puncture needle core is provided with a puncture needle point, the other end of the puncture needle core is provided with a needle cap, the puncture needle core is integrally connected with the puncture needle point, and the puncture needle core is movably connected with the needle cap; the outer sheath is of a hollow cylindrical structure, a visible area is arranged on the outer surface of the outer sheath, and a connecting piece is arranged at one end of the outer sheath; the connecting piece comprises a connecting piece body, a sheath interface and a connecting port, and the sheath interface is communicated with the connecting port; the sheath is movably connected with the sheath interface; the needle cap is provided with a connecting pipe with a hollow cylindrical structure, the connecting pipe is integrally connected with the needle cap, and the connecting pipe is in threaded connection with the connecting port; the puncture needle point passes through the connecting piece and the sheath, and the puncture needle core is positioned inside the connecting pipe. The puncture needle can be clearly developed and can be accurately punctured during B ultrasonic monitoring through improvement, and the puncture needle tip is protected.
Description
Technical Field
The utility model belongs to the technical field of medical treatment, and particularly relates to a percutaneous renal puncture needle for B-ultrasonic monitoring.
Background
The percutaneous nephrolithotripsy stone-taking operation is a main method for treating huge and multiple calculi of kidney at present, and the operation is that under the guidance of X-ray or B-ultrasonic, a puncture needle is used for puncturing from the skin of a patient to enter a certain renal calyx of the kidney, then a guide wire is placed in the puncture needle, and then a puncture channel is expanded through the guide wire, and then a nephroscope is placed in the puncture channel for lithotripsy stone-taking. Clearly, the first step of the procedure, namely the precise renal puncture, is very important. Because of the radiation property of the X-ray, the X-ray has certain physical injury to both patients and medical staff.
Currently, most medical units use B-ultrasonic for surgical guidance. However, the development of the puncture needle during B-ultrasonic guidance is far less intuitive and clear than that of X-ray, and especially, a beginner is often difficult to find the position of the needle, so that accurate puncture is difficult to achieve, and the safe and smooth operation is influenced. Therefore, the puncture needle which can clearly develop and accurately puncture during B ultrasonic monitoring is designed, the puncture needle point can be protected when the puncture needle is not used, the human body is prevented from being injured by accidental accidents, and the puncture needle has very important significance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to design a percutaneous kidney puncture needle for B-ultrasonic monitoring, which can clearly develop and accurately puncture during B-ultrasonic monitoring and protect the puncture needle point.
The technical purpose of the utility model is realized by the following technical scheme: a percutaneous kidney puncture needle for B-ultrasonic monitoring comprises a puncture needle core and an outer sheath; one end of the puncture needle core is provided with a puncture needle point, the other end of the puncture needle core is provided with a needle cap, the puncture needle core is integrally connected with the puncture needle point, and the puncture needle core is movably connected with the needle cap; the outer sheath is of a hollow cylindrical structure, a visible area is arranged on the outer surface of the outer sheath, and a connecting piece is arranged at one end of the outer sheath; the connecting piece comprises a connecting piece body, an outer sheath interface and a connecting port, and the outer sheath interface is communicated with the connecting port; the sheath is movably connected with the sheath interface; the needle cap is provided with a connecting pipe with a hollow cylindrical structure, the connecting pipe is integrally connected with the needle cap, and the connecting pipe is in threaded connection with the connecting port; the puncture needle point passes through the connecting piece and the outer sheath, and the puncture needle core is positioned inside the connecting pipe.
By adopting the technical scheme, the percutaneous kidney puncture needle for B-ultrasonic monitoring is obtained, when percutaneous kidney puncture lithotripsy is carried out in a visible area on the outer surface of the puncture needle tube, development is carried out through B-ultrasonic, the connecting pipe is in threaded connection with the connecting port, the area of the connecting pipe in threaded connection with the connecting port is changed by rotating the connecting pipe, the exposed length of the puncture needle core outside the outer sheath can be changed, accurate puncture is carried out at the position of the puncture needle which is accurately determined, great convenience is provided for lithotripsy surgery, much time is saved, and the safety and smooth performance of the surgery are ensured.
The utility model is further configured to: the connecting piece sheath interface is in threaded connection with the sheath.
By adopting the technical scheme, the outer sheath is connected with the connecting piece through the threads, so that the outer sheath is conveniently separated from the connecting piece, the cleaning is convenient, and meanwhile, the connecting piece and the outer sheath can be connected more tightly.
The utility model is further configured to: the visible area is a frosted ring and is positioned on the outer surface of one end of the outer sheath which is not connected with the outer sheath interface.
By adopting the technical scheme, the puncture position of the puncture needle can be displayed in the visible region under the B ultrasonic.
The utility model is further configured to: the puncture needle core, the sheath, the connecting piece and the needle cap are made of stainless steel materials.
By adopting the technical scheme and adopting the stainless steel material, the self weight of the puncture needle is increased, and the puncture needle is more stable and is not easy to swing during puncture.
The utility model is further configured to: the needle cap is provided with a needle core clamping groove, the needle core clamping groove is positioned in the connecting pipe and fixedly connected with the needle cap, and the puncture needle core is movably connected with the needle core clamping groove.
By adopting the technical scheme, one end of the puncture needle connected with the needle cap is connected with the needle core clamping groove, the puncture needle is connected with the needle cap, and the puncture needle is more tightly connected with the needle cap.
The utility model is further configured to: the side of the needle cap is provided with anti-skid lines.
Through adopting above-mentioned technical scheme, increase the frictional force between needle cap and the finger.
In conclusion, the utility model has the following beneficial effects: when percutaneous renal puncture is performed for lithotripsy, the visible area on the outer surface of the puncture needle tube is developed through B ultrasonic, and the position of the puncture needle is displayed. The connecting pipe is in threaded connection with the connecting port, the area of the connecting pipe in threaded connection with the connecting port is changed by rotating the connecting pipe, when the length of the needle tube is not enough, the exposed length of the puncture needle core outside the sheath can be changed, so that the needle point of the puncture needle can accurately reach the puncture position, and accurate puncture is performed after the position of the puncture needle is accurately determined.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of the connector of the present invention;
FIG. 3 is a schematic view of the needle cap of the present invention;
in the figure: 1. a puncture needle core; 2. an outer sheath; 3. piercing the needle tip; 4. a needle cap; 5. a connecting member; 6. a connecting pipe; 7. a visible region; 8. a thread; 9. a needle core clamping groove; 10. anti-skid lines; 51. a connector body; 52. an outer sheath interface; 53. and (7) connecting ports.
Detailed Description
The present invention is described in further detail below with reference to figures 1-3.
Example (b): a percutaneous kidney puncture needle for B ultrasonic monitoring is disclosed, as shown in figure 1, figure 2 and figure 3, comprising a puncture needle core 1 and an outer sheath 2; one end of the puncture needle core 1 is provided with a puncture needle point 3, the other end is provided with a needle cap 4, the puncture needle core 1 and the puncture needle point 3 are integrally connected, and the puncture needle core 1 and the needle cap 4 are movably connected; the outer sheath 2 is of a hollow cylindrical structure, a visible area 7 is arranged on the outer surface of the outer sheath 2, and a connecting piece 5 is arranged at one end of the outer sheath 2; the connecting piece 5 comprises a connecting piece body 51, a sheath interface 52 and a connecting port 53, wherein the sheath interface 52 is communicated with the connecting port 53; the outer sheath 2 is movably connected with the outer sheath interface 52; the needle cap 4 is provided with a connecting pipe 6 with a hollow cylindrical structure, the connecting pipe 6 is integrally connected with the needle cap 4, and the connecting pipe 6 is in threaded connection with a connecting port 53; the puncture needle tip 3 passes through the connecting piece 5 and the outer sheath 2, and the puncture needle core 1 is positioned inside the connecting pipe 6. Attachment 5 the sheath interface 52 is coupled to the sheath 2 threads 8. The visible region 7 is a frosted ring, and the visible region 7 is located on the outer surface of the end of the sheath 2 not connected to the sheath hub 52. The puncture needle core 1, the sheath 2, the connecting piece 5 and the needle cap 4 are made of stainless steel materials. The needle cap 4 is provided with a needle core clamping groove 9, the needle core clamping groove 9 is positioned inside the connecting pipe 6 and is fixedly connected with the needle cap 4, the puncture needle core 1 is movably connected with the needle core clamping groove 9, and the side surface of the needle cap is provided with anti-skidding threads 10 to increase the friction force between the needle cap and fingers.
In this embodiment, the visible region 7 on the outer surface of the puncture needle tube is visualized by B-ultrasound during percutaneous nephrolithotomy to display the position of the puncture needle. The connecting pipe 6 is connected with the connecting port 53 through the threads 8, the area of the connecting pipe 6 connected with the threads 8 of the connecting port 53 is changed by rotating the connecting pipe 6, when the length of the needle tube is not enough, the exposed length of the puncture needle core 1 outside the sheath 2 can be changed, so that the needle point of the puncture needle can accurately reach the puncture position, and accurate puncture is performed after the position of the puncture needle is accurately determined.
The working principle is as follows: when the puncture needle is used, the sheath 2 is connected with the sheath interface 52 of the connector 5 through the screw thread 8, the puncture needle enters the hollow interior between the connector 5 and the sheath 2 from the connecting port 53 and penetrates out from one end of the sheath 2 which is not connected with the connector 5, and the connecting pipe 6 is connected with the connecting port 53 of the connector 5 through the screw thread 8. The puncture needle core 1 is movably connected with the needle cap 4 through a needle core clamping groove 9. The visible area 7 on the surface of the sheath 2 displays the puncture path and position of the puncture needle by B-ultrasonic development. By rotating the connecting pipe 6, the connecting area between the connecting pipe 6 and the connecting port 53 is adjusted, when the length of the needle tube is not enough, the exposed length of the puncture needle core 1 outside the sheath 2 can be changed, so that the needle point of the puncture needle can accurately reach the puncture position, and the puncture is accurately performed after the position of the puncture needle is accurately determined. When the puncture needle is not used, the puncture needle tip 3 is retracted into the outer sheath 2 by rotating the connecting pipe 6, so that the puncture needle tip 3 is protected, and meanwhile, the puncture needle tip 3 can be prevented from causing accidental injury to people.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (6)
1. A percutaneous kidney puncture needle for B-ultrasonic monitoring is characterized by comprising a puncture needle core (1) and an outer sheath (2); one end of the puncture needle core (1) is provided with a puncture needle point (3), the other end of the puncture needle core is provided with a needle cap (4), the puncture needle core (1) is integrally connected with the puncture needle point (3), and the puncture needle core (1) is movably connected with the needle cap (4); the outer sheath (2) is of a hollow cylindrical structure, a visible area (7) is arranged on the outer surface of the outer sheath (2), and a connecting piece (5) is arranged at one end of the outer sheath (2); the connecting piece (5) comprises a connecting piece body (51), a sheath interface (52) and a connecting port (53), wherein the sheath interface (52) is communicated with the connecting port (53); the sheath (2) is movably connected with the sheath interface (52); the needle cap (4) is provided with a connecting pipe (6) with a hollow cylindrical structure, the connecting pipe (6) is integrally connected with the needle cap (4), and the connecting pipe (6) is connected with a connecting port (53) through a thread (8); the puncture needle point (3) passes through the connecting piece (5) and the outer sheath (2), and the puncture needle core (1) is positioned inside the connecting pipe (6).
2. A percutaneous renal puncture needle for B-mode ultrasound monitoring according to claim 1, wherein: the sheath interface (52) of the connecting piece (5) is connected with the thread (8) of the sheath (2).
3. A percutaneous renal puncture needle for B-mode ultrasound monitoring according to claim 1, wherein: the visible area (7) is a frosted ring, and the visible area (7) is positioned on the outer surface of one end of the sheath (2) which is not connected with the sheath interface (52).
4. A percutaneous renal puncture needle for B-mode ultrasound monitoring according to claim 1, wherein: the puncture needle core (1), the sheath (2), the connecting piece (5) and the needle cap (4) are made of stainless steel materials.
5. A percutaneous renal puncture needle for B-mode ultrasound monitoring according to claim 1, wherein: the needle cap (4) is provided with a needle core clamping groove (9), the needle core clamping groove (9) is positioned inside the connecting pipe (6) and fixedly connected with the needle cap (4), and the puncture needle core (1) is movably connected with the needle core clamping groove (9).
6. A percutaneous renal puncture needle for B-mode ultrasound monitoring according to claim 1, wherein: the side surface of the needle cap is provided with anti-skid grains (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121281488.1U CN216060678U (en) | 2021-06-08 | 2021-06-08 | Percutaneous kidney puncture needle for B-ultrasonic monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121281488.1U CN216060678U (en) | 2021-06-08 | 2021-06-08 | Percutaneous kidney puncture needle for B-ultrasonic monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216060678U true CN216060678U (en) | 2022-03-18 |
Family
ID=80663183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121281488.1U Expired - Fee Related CN216060678U (en) | 2021-06-08 | 2021-06-08 | Percutaneous kidney puncture needle for B-ultrasonic monitoring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216060678U (en) |
-
2021
- 2021-06-08 CN CN202121281488.1U patent/CN216060678U/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: 20220318 |