CN114451971A - Puncture distance adjustable transperineal puncture frame - Google Patents
Puncture distance adjustable transperineal puncture frame Download PDFInfo
- Publication number
- CN114451971A CN114451971A CN202210032506.5A CN202210032506A CN114451971A CN 114451971 A CN114451971 A CN 114451971A CN 202210032506 A CN202210032506 A CN 202210032506A CN 114451971 A CN114451971 A CN 114451971A
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- Prior art keywords
- puncture
- adjusting
- needle
- distance
- transperineal
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3413—Needle locating or guiding means guided by ultrasound
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The invention relates to the technical field of medical auxiliary instruments, in particular to a transperineal puncture frame with an adjustable puncture distance. The invention adopts the following technical scheme: the utility model provides a puncture distance adjustable transperineal puncture frame, includes puncture support body, can slide the pjncture needle regulating part that sets up from top to bottom along the puncture support body to and set up in the ultrasonic probe mounting of puncture support body lower extreme, pjncture needle regulating part includes adjusting screw and pjncture needle guiding groove, is provided with the puncture pinhole of a plurality of different specifications on the pjncture needle guiding groove. The invention has the advantages that: the puncture needle adjusting piece capable of being adjusted in a sliding mode is arranged on the puncture frame body, the puncture needle holes of different specifications are formed in the puncture needle adjusting piece, the ultrasonic probe fixing piece is arranged at the lower end of the puncture frame body in a matched mode, the distance between the puncture needle adjusting piece and the ultrasonic probe can be adjusted according to the puncture point guided by the ultrasonic probe, the accuracy of puncture is improved, and meanwhile the puncture needle adjusting piece and the puncture needle can be conveniently detached to be cleaned and disinfected.
Description
Technical Field
The invention relates to the technical field of medical auxiliary instruments, in particular to a transperineal puncture frame with an adjustable puncture distance.
Background
Prostate cancer is a malignant tumor which occurs in male prostate tissue, is the result of abnormal disordered growth of prostate acinar cells, and when serum PSA is screened and found to be obviously higher than a normal value, prostate nodules are found by prostate B ultrasonic examination and prostate nodules are found by digital rectal examination, a pathological result is obtained by taking a biopsy through rectal prostate puncture to make a definite diagnosis. At present, the puncture distance cannot be adjusted in the process of puncture under the guidance of ultrasound, the puncture distance is the distance between a puncture needle and an ultrasound probe, and an ultrasound puncture frame produced by the existing manufacturer cannot meet the requirements.
Disclosure of Invention
The invention aims to provide a transperineal puncture rack with an adjustable puncture distance, and particularly provides a transperineal puncture rack with an adjustable distance between a puncture needle and an ultrasonic probe.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a puncture distance adjustable transperineal puncture frame, includes puncture support body, can slide the pjncture needle regulating part that sets up from top to bottom along the puncture support body to and set up in the ultrasonic probe mounting of puncture support body lower extreme, pjncture needle regulating part includes adjusting screw and pjncture needle guiding groove, is provided with the puncture pinhole of a plurality of different specifications on the pjncture needle guiding groove.
Specifically, the puncture frame body is provided with an adjusting sliding groove, an adjusting screw penetrates through the adjusting sliding groove and then is connected with the puncture needle guide groove, and a locking nut is arranged on the adjusting screw to fix the adjusting screw on the puncture frame body.
Specifically, still be provided with the direction spout on the puncture support body, direction spout and regulation spout parallel arrangement are provided with the lug that slides on the pjncture needle guiding groove and are connected with the cooperation of direction spout.
Specifically, the two sides of the adjusting chute are provided with positioning notches, and locking nuts on the adjusting screws are screwed up and then correspondingly matched with the positioning notches.
Specifically, the ultrasonic probe mounting includes fixed part and the movable part with fixed part swing joint, fixed part and puncture support body lower extreme fixed connection, and movable part one end is connected with the fixed part through rotating the bolt, and the movable part other end is provided with the locking buckle, and the locking buckle passes through locking screw and lock nut to be connected with the fixed part.
Specifically, the end of the locking screw is rotatably connected with the fixing part through another rotating bolt.
Specifically, the puncture frame body is provided with distance scales along the sliding direction of the puncture needle adjusting piece.
The invention has the advantages that: through set up slidable adjustment's pjncture needle regulating part on the puncture support body to set up the puncture needle hole of different specifications on the pjncture needle regulating part, the ultrasonic probe mounting that cooperation puncture support body lower extreme set up can adjust the distance between pjncture needle regulating part and the ultrasonic probe according to the puncture point that ultrasonic probe guided, improves the accuracy of puncture, is convenient for dismantle pjncture needle regulating part and pjncture needle simultaneously and gets off and clean the disinfection.
Drawings
FIG. 1 is a side view of the puncture rack of the embodiment;
FIG. 2 is a rear view of the puncture rack of the embodiment;
FIG. 3 is a schematic perspective view of the puncture rack of the embodiment;
fig. 4 is a matching connection state diagram of the puncture rack, the ultrasonic probe and the puncture needle when in use.
Detailed Description
Embodiment 1, referring to fig. 1 to 4, a transperineal puncture rack with an adjustable puncture distance comprises a puncture rack body 1, a puncture needle adjusting piece and an ultrasonic probe fixing piece 3, wherein the puncture needle adjusting piece is arranged along the puncture rack body 1 in a vertically sliding manner, the ultrasonic probe fixing piece is arranged at the lower end of the puncture rack body 1, the puncture needle adjusting piece comprises an adjusting screw 21 and a puncture needle guide groove 23, and a plurality of puncture needle holes 24 with different specifications are arranged on the puncture needle guide groove 23.
In this embodiment, the ultrasound probe fixing member 3 is used for fixing the ultrasound probe 100, so as to prevent the ultrasound probe 100 and the puncture rack body 1 from moving relatively, the ultrasound probe 100 performs ultrasound probing on the puncture site and determines the distance between the puncture point and the ultrasound probe 100, then the position of the puncture needle adjusting member on the puncture rack body 1 is adjusted, so that the puncture needle guiding groove 23 is aligned with the puncture point and the puncture needle adjusting member is fixed by using the adjusting screw 21, finally, the puncture needle 101 can be used to pass through the puncture needle hole 24 of the corresponding specification on the puncture needle guiding groove 23 to perform puncture sampling on the puncture point, and the puncture needle 101 and the puncture needle adjusting member can be detached from the puncture rack body 1 for cleaning and disinfection after puncture. Wherein, puncture frame body 1 is last to be provided with apart from scale 11 along the gliding direction of pjncture needle regulating part, can pinpoint the puncture distance according to apart from scale 11.
Wherein, the puncture frame body 1 is provided with an adjusting chute 12, an adjusting screw 21 passes through the adjusting chute 12 and then is connected with a puncture needle guide groove 23, and the adjusting screw 21 is provided with a lock nut 22 to fix the adjusting screw 21 on the puncture frame body 1. The puncture needle adjusting part is adjusted to slide up and down through the adjusting chute 12 on the puncture frame body 1, the adjusting screw 21 is matched with the locking nut 22 to lock and fix the puncture needle guiding groove 23, when the position of the puncture needle guiding groove 23 needs to be adjusted, the locking nut 22 is only required to be unscrewed to move the puncture needle guiding groove 23 to a proper position, and then the locking nut 22 is screwed.
In addition, the puncture frame body 1 is also provided with a guide chute 13, the guide chute 13 is arranged in parallel with the adjusting chute 12, and a sliding bump 25 is arranged on the puncture needle guide groove 23 and is in fit connection with the guide chute 13; the puncture needle guide groove 23 is connected with the guide chute 13 on the puncture frame body 1 in a matching way through the sliding bump 25, when the locking nut 22 is unscrewed, the puncture needle guide groove 23 can not be displaced randomly, and the puncture needle guide groove 23 can be moved conveniently in the adjusting process.
Specifically, the two sides of the adjusting chute 12 are further provided with a positioning notch 14, and a locking nut 22 on an adjusting screw 21 is screwed and then correspondingly matched with the positioning notch 14. The positioning notch 14 is used for matching with the locking nut 22 to prevent the puncture needle adjusting piece from sliding after the locking nut 22 is screwed down, thereby playing a role of positioning and fastening.
Specifically, the ultrasonic probe fixing member 3 includes a fixing portion 31 and a movable portion 32 movably connected to the fixing portion 31, the fixing portion 31 is fixedly connected to the lower end of the puncture frame body 1, and preferably integrally connected to the puncture frame body 1, one end of the movable portion 32 is connected to the fixing portion through a rotating plug pin 33, the other end of the movable portion 32 is provided with a locking buckle 34, and the locking buckle 34 is connected to the fixing portion 31 through a locking screw 35 and a locking nut 36; the end of the locking screw 35 is rotatably connected to the fixing portion 31 by another rotating latch 33. The ultrasonic probe fixing member 3 fixes the ultrasonic probe 100 by matching the fixed portion 31 and the movable portion 32, wherein the movable portion 32 is rotatably connected with the fixed portion 31 by a rotating bolt 33, when the ultrasonic probe 100 needs to be installed, the movable portion 32 is rotated and opened, after the ultrasonic probe 100 is placed into the fixed portion 31, the movable portion 32 and the fixed portion 31 are rotated and closed to fix the ultrasonic probe 100, and finally, the movable portion 32 and the fixed portion 31 are locked by matching a locking nut 36 and a locking screw 35 with a locking buckle 34 on the movable portion 32 to fix the ultrasonic probe 100. The end of the locking screw 35 is rotatably connected with the fixed part 31 through another rotating bolt 33, and can be connected with the fixed part 31 when the movable part 32 rotates to be opened, so that the locking screw 35 and the locking nut 36 are prevented from falling off, and when the movable part 32 rotates to be closed with the fixed part 31, the locking screw 35 can also be directly rotated around the rotating bolt 33 to be matched with the locking buckle 34 of the movable part 32 for locking and fixing.
It should be understood that the above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, therefore, all equivalent changes in the principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a puncture distance adjustable transperineal puncture frame which characterized in that: the puncture needle comprises a puncture frame body, a puncture needle adjusting piece and an ultrasonic probe fixing piece, wherein the puncture needle adjusting piece is arranged along the puncture frame body in a vertically sliding mode, the ultrasonic probe fixing piece is arranged at the lower end of the puncture frame body, the puncture needle adjusting piece comprises an adjusting screw and a puncture needle guide groove, and a plurality of puncture needle holes with different specifications are formed in the puncture needle guide groove.
2. The transperineal puncture rack with the adjustable puncture distance as claimed in claim 1, wherein: the puncture frame body is provided with an adjusting sliding groove, an adjusting screw penetrates through the adjusting sliding groove and then is connected with a puncture needle guide groove, and a locking nut is arranged on the adjusting screw to fix the adjusting screw on the puncture frame body.
3. The transperineal puncture rack with the adjustable puncture distance as claimed in claim 2, wherein: the puncture frame body is further provided with a guide chute, the guide chute is parallel to the adjusting chute, and a sliding bump is arranged on the puncture needle guide groove and is in fit connection with the guide chute.
4. The transperineal puncture rack with the adjustable puncture distance as claimed in claim 2, wherein: and positioning notches are formed in two sides of the adjusting sliding groove, and locking nuts on the adjusting screws are screwed up and then correspondingly matched with the positioning notches.
5. The transperineal puncture rack with the adjustable puncture distance as claimed in claim 1, wherein: the ultrasonic probe fixing piece comprises a fixing part and a movable part movably connected with the fixing part, the fixing part is fixedly connected with the lower end of the puncture frame body, one end of the movable part is connected with the fixing part through a rotating bolt, the other end of the movable part is provided with a locking buckle, and the locking buckle is connected with the fixing part through a locking screw and a locking nut.
6. The transperineal puncture rack with the adjustable puncture distance as claimed in claim 5, wherein: the tail end of the locking screw is rotatably connected with the fixing part through another rotating bolt.
7. A transperineal puncture carriage with an adjustable puncture distance according to any one of claims 1 to 6, wherein: and distance scales are arranged on the puncture frame body along the sliding direction of the puncture needle adjusting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210032506.5A CN114451971A (en) | 2022-01-12 | 2022-01-12 | Puncture distance adjustable transperineal puncture frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210032506.5A CN114451971A (en) | 2022-01-12 | 2022-01-12 | Puncture distance adjustable transperineal puncture frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114451971A true CN114451971A (en) | 2022-05-10 |
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ID=81408702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210032506.5A Pending CN114451971A (en) | 2022-01-12 | 2022-01-12 | Puncture distance adjustable transperineal puncture frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114451971A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024066379A1 (en) * | 2022-09-27 | 2024-04-04 | 经方精密医疗（深圳）有限公司 | Transperineal puncture guide frame |
-
2022
- 2022-01-12 CN CN202210032506.5A patent/CN114451971A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024066379A1 (en) * | 2022-09-27 | 2024-04-04 | 经方精密医疗（深圳）有限公司 | Transperineal puncture guide frame |
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