CN110811787A - Medical multifunctional puncture needle - Google Patents
Medical multifunctional puncture needle Download PDFInfo
- Publication number
- CN110811787A CN110811787A CN201911280647.3A CN201911280647A CN110811787A CN 110811787 A CN110811787 A CN 110811787A CN 201911280647 A CN201911280647 A CN 201911280647A CN 110811787 A CN110811787 A CN 110811787A
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- Prior art keywords
- semi
- puncture needle
- connecting pipe
- ring seat
- seat
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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
- A61B17/3478—Endoscopic needles, e.g. for infusion
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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)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a medical multifunctional puncture needle which comprises an injector body, a puncture needle body, a first connecting pipe fixed on the injector body and a second connecting pipe fixed on the puncture needle body, wherein a fixed seat is arranged on the second connecting pipe, a first semi-ring seat and two vertical plates are welded on the outer surface of one side of the fixed seat, the bottoms of the two vertical plates are welded with the same transverse plate, a first rubber pad is adhered on the inner surface of the first semi-ring seat through strong adhesive, a vertical rod is welded on the outer side surface of each vertical plate, a sliding groove is formed in the vertical rod, a ventilating groove is formed in the outer side surface of the vertical rod, and a compression spring is arranged in the sliding groove. The invention utilizes the first semi-ring seat and the second semi-ring seat to clamp the connecting position of the first connecting pipe and the second connecting pipe, thereby realizing the sealed communication of the first connecting pipe and the second connecting pipe, avoiding the shaking of the puncture needle during the connection or the extraction and having good practical use effect.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a medical multifunctional puncture needle.
Background
The medical instrument is an instrument, equipment, an apparatus, an in-vitro diagnostic reagent, a calibrator, a material and other similar or related articles which are directly or indirectly used for a human body, wherein the puncture needle is one of the instruments, the equipment, the apparatus, the in-vitro diagnostic reagent, the calibrator and the material, and the other similar or related articles, and the puncture needle is a medical instrument for sampling and injecting tissues of various organs such as kidney, liver, lung, breast, thyroid, prostate, pancreas, testis, uterus, ovary, body surface and the like in a minimally invasive surgery.
When the existing puncture needle needs to inject physiological saline into a body, an injector needs to be pressed onto a connecting pipe of the puncture needle for injection, the injection is required to be pulled out after the injection is finished, and in the whole injection process, the connecting pipe of the injector needs to be tightly inserted into the connecting pipe of the puncture needle to realize sealing connection.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a medical multifunctional puncture needle.
In order to achieve the purpose, the invention adopts the following technical scheme:
a medical multifunctional puncture needle comprises an injector body, a puncture needle body, a first connecting pipe fixed on the injector body and a second connecting pipe fixed on the puncture needle body, wherein a fixed seat is arranged on the second connecting pipe, a first semi-ring seat and two vertical plates are welded on the outer surface of one side of the fixed seat, the bottoms of the two vertical plates are welded with the same transverse plate, a first rubber pad is adhered on the inner surface of the first semi-ring seat through strong adhesive, a vertical rod is welded on the outer side surface of the vertical plate, a sliding groove is formed in the vertical rod, a ventilating groove is formed in the outer side surface of the vertical rod and communicated with the sliding groove, a compression spring is arranged in the sliding groove, a connecting rod is arranged at the top of the vertical rod, a sliding block is arranged in the sliding groove in a sliding manner, an end cover is connected with the inner bottom of the sliding, and the outer side surface of the second semi-ring seat is provided with two protruding pieces, the inner side surface of the second semi-ring seat is pasted with a second rubber pad through strong viscose glue, and the fixed seat is provided with a communicating hole.
Preferably, the bottom of the protruding piece is provided with a threaded hole, the top of the connecting rod is in threaded connection with the protruding piece through the threaded hole, and the bottom of the connecting rod is in welded connection with the sliding block.
Preferably, the outer surface of the bottom end of the end cover is provided with a cross groove, and the cross section of the fixed seat is square.
Preferably, the aperture of the communicating hole is equal to the outer diameter of the second connecting pipe, the second connecting pipe penetrates through the communicating hole to be in contact with the first rubber pad, and the second connecting pipe is fixed to the inner surface of the communicating hole through strong adhesive.
Preferably, the fixing seat, the vertical plate, the first semi-ring seat, the transverse plate, the vertical rod, the connecting rod, the sliding block, the second semi-ring seat and the protruding piece are made of stainless steel materials.
Preferably, the top of the second semi-ring seat is provided with a silica gel pad, two grooves are formed in the outer surface of the upper end of the silica gel pad, a gasket and a fastening bolt are arranged inside the grooves, and the fastening bolt penetrates through the gasket and is in threaded connection with the silica gel pad and the protruding piece.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by arranging the fixed seat, the vertical plate, the first semi-ring seat, the transverse plate, the first rubber pad, the vertical rod, the sliding groove, the ventilation groove, the compression spring, the connecting rod, the sliding block, the end cover, the second semi-ring seat, the protruding piece, the second rubber pad and the communicating hole, the connecting position of the first connecting pipe and the second connecting pipe is clamped by the first semi-ring seat and the second semi-ring seat, so that the first connecting pipe and the second connecting pipe are hermetically communicated, the puncture needle cannot shake during connection or extraction, and the practical use effect is good.
2. According to the medical nursing bed, the silica gel pad, the groove, the gasket and the fastening bolt are arranged, so that the comfort level of medical workers when pressing the second semi-ring seat is improved by using the flexibility of the silica gel pad, and the practical use is facilitated.
In summary, the first and second semi-ring seats are used for clamping the connection position of the first and second connection pipes, so that the first and second connection pipes are hermetically communicated, the puncture needle does not shake during connection or extraction, and the practical use effect is good.
Drawings
FIG. 1 is a schematic view of the overall structure of a multi-functional medical needle according to the present invention;
FIG. 2 is an enlarged view of the portion A in FIG. 1 of the multi-functional medical needle according to the present invention;
FIG. 3 is a cross-sectional view of a vertical shaft of the multi-functional medical puncture needle according to the present invention;
FIG. 4 is a side view of the first seat of the multi-functional medical needle in accordance with the present invention;
FIG. 5 is a side sectional view of a second half ring seat of the second embodiment of the multi-functional medical needle of the present invention.
In the figure: the puncture needle comprises an injector body 1, a puncture needle body 2, a first connecting pipe 3, a second connecting pipe 4, a fixed seat 5, a vertical plate 6, a first semicircular seat 7, a transverse plate 8, a first rubber pad 9, a vertical rod 10, a sliding groove 11, a ventilation groove 12, a compression spring 13, a connecting rod 14, a sliding block 15, an end cover 16, a second semicircular seat 17, a protruding part 18, a second rubber pad 19, a communicating hole 20, a silica gel pad 21, a groove 22, a gasket 23 and a fastening bolt 24.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments.
The first embodiment is as follows:
referring to fig. 1-4, a medical multifunctional puncture needle comprises an injector body 1, a puncture needle body 2, a first connecting pipe 3 fixed on the injector body 1 and a second connecting pipe 4 fixed on the puncture needle body 2, a fixed seat 5 is arranged on the second connecting pipe 4, a first semi-ring seat 7 and two vertical plates 6 are welded on the outer surface of one side of the fixed seat 5, the bottoms of the two vertical plates 6 are welded with a same transverse plate 8, a first rubber pad 9 is adhered on the inner surface of the first semi-ring seat 7 through strong adhesive, a vertical rod 10 is welded on the outer side surface of the vertical plate 6, a sliding groove 11 is arranged inside the vertical rod 10, a ventilation groove 12 is arranged on the outer side surface of the vertical rod 10, the ventilation groove 12 is communicated with the sliding groove 11, a compression spring 13 is arranged inside the sliding groove 11, a connecting rod 14 is arranged, and the inner bottom threaded connection of spout 11 has end cover 16, and the top of first semi-ring seat 7 is provided with second semi-ring seat 17, and the lateral surface of second semi-ring seat 17 is provided with two bellying 18, and the medial surface of second semi-ring seat 17 has second rubber pad 19 through strong viscose glue adhesion, has seted up intercommunicating pore 20 on the fixing base 5.
Threaded hole is seted up to the bottom of bellying 18, threaded hole and 18 threaded connection of bellying are passed through at the top of connecting rod 14, and the bottom and the 15 welded connection of slider of connecting rod 14, the cross recess has been seted up to the bottom surface of end cover 16, the setting up of cross recess has made things convenient for people to utilize the instrument to screw up end cover 16, the cross-sectional shape of fixing base 5 is the square, the aperture of intercommunicating pore 20 equals the external diameter of second connecting pipe 4, and second connecting pipe 4 passes intercommunicating pore 20 and contacts with first rubber pad 9, second connecting pipe 4 is fixed mutually through the internal surface of strong viscose and intercommunicating pore 20, fixing base 5, riser 6, first semi-ring seat 7, diaphragm 8, montant 10, connecting rod 14, slider 15, second semi-ring seat 17 is made with bellying.
Example two:
referring to fig. 1-5, a medical multifunctional puncture needle comprises an injector body 1, a puncture needle body 2, a first connecting pipe 3 fixed on the injector body 1 and a second connecting pipe 4 fixed on the puncture needle body 2, a fixed seat 5 is arranged on the second connecting pipe 4, a first semi-ring seat 7 and two vertical plates 6 are welded on the outer surface of one side of the fixed seat 5, the bottoms of the two vertical plates 6 are welded with a same transverse plate 8, a first rubber pad 9 is adhered on the inner surface of the first semi-ring seat 7 through strong adhesive, a vertical rod 10 is welded on the outer side surface of the vertical plate 6, a sliding groove 11 is arranged inside the vertical rod 10, a ventilation groove 12 is arranged on the outer side surface of the vertical rod 10, the ventilation groove 12 is communicated with the sliding groove 11, a compression spring 13 is arranged inside the sliding groove 11, a connecting rod 14 is arranged, and the inner bottom threaded connection of spout 11 has end cover 16, and the top of first semi-ring seat 7 is provided with second semi-ring seat 17, and the lateral surface of second semi-ring seat 17 is provided with two bellying 18, and the medial surface of second semi-ring seat 17 has second rubber pad 19 through strong viscose glue adhesion, has seted up intercommunicating pore 20 on the fixing base 5.
The bottom of the protruding part 18 is provided with a threaded hole, the top of the connecting rod 14 is in threaded connection with the protruding part 18 through the threaded hole, the bottom of the connecting rod 14 is in welded connection with the sliding block 15, the outer surface of the bottom end of the end cover 16 is provided with a cross groove, the cross groove is convenient for people to screw the end cover 16 by using tools, the cross section of the fixing seat 5 is square, the aperture of the communicating hole 20 is equal to the outer diameter of the second connecting pipe 4, the second connecting pipe 4 penetrates through the communicating hole 20 to be in contact with the first rubber pad 9, the second connecting pipe 4 is fixed with the inner surface of the communicating hole 20 through strong adhesive, the fixing seat 5, the vertical plate 6, the first semi-ring seat 7, the horizontal plate 8, the vertical rod 10, the connecting rod 14, the sliding block 15, the second semi-ring seat 17 and the protruding part 18 are made of stainless steel, the top of the second semi-ring seat 17 is provided with, and two grooves 22 are opened on the outer surface of the upper end of the silica gel pad 21, the grooves 22 are used for accommodating the heads of the washer 23 and the fastening bolt 24, the washer 23 and the fastening bolt 24 are arranged in the grooves 22, the fastening bolt 24 is used for installing the silica gel pad 21, and the fastening bolt 24 penetrates through the washer 23 and the silica gel pad 21 to be in threaded connection with the protruding part 18.
The working principle is as follows: when the device is installed, the fixed seat 5 is sleeved on the second connecting pipe 4 by directly utilizing the communicating hole 20, a certain amount of strong viscose glue is smeared at the connecting part of the communicating hole 20 and the second connecting pipe 4 so as to realize the fixed connection of the fixed seat 5 and the second connecting pipe 4, then the connecting rod 14 penetrates through the vertical rod 10 from bottom to top along the sliding groove 11 until the top of the connecting rod 14 is contacted with the convex part 18, then the connecting rod 14 is screwed, the threaded connection of the connecting rod 14 and the convex part 18 is realized under the action of the threaded hole, the sliding block 15 is just positioned inside the sliding groove 11, then the compression spring 13 is placed inside the sliding groove 11, and the end cover 16 is screwed, when the physiological saline needs to be injected, firstly the physiological saline is sucked into the syringe body 1, then the first connecting pipe 3 is lapped on the first rubber pad 9, and the port of the first connecting pipe 3 is attached to the port of the second connecting pipe 4 as much as possible, then the forefinger hooks the transverse plate 8, the thumb is put on the second semi-ring seat 17 and applies pressure to make the second semi-ring seat 17 slowly move downwards until the second semi-ring seat 17 can not be pressed downwards continuously, at this time, the first rubber pad 9 and the second rubber pad 19 deform to a certain extent under the extrusion of the first semi-ring seat 7 and the second semi-ring seat 17, so that the sealing connection between the first semi-ring seat 7 and the second semi-ring seat 17, between the first semi-ring seat 7 and the first connecting pipe 3 and the second connecting pipe 4, and between the second semi-ring seat 17 and the first connecting pipe 3 and the second connecting pipe 4 is realized, then the physiological saline can be injected, after the injection is finished, the pressing force on the second semi-ring seat 17 is removed, the second semi-ring seat 17 can be restored to the original position under the elastic force of the compression spring 13, then the syringe body 1 is removed, the operation is very simple, compared with the first embodiment, the silica gel pad 21 arranged in the second embodiment can improve the comfort of people when the second semi-ring seat 17 is pressed by the fingers The groove 22 is used for accommodating the head parts of the gasket 23 and the fastening bolt 24, and the fastening bolt 24 is used for installing the silica gel pad 21, the connecting position of the first connecting pipe 3 and the second connecting pipe 4 is clamped by the first half ring seat 7 and the second half ring seat 17, so that the first connecting pipe 3 and the second connecting pipe 4 are hermetically communicated, the shaking of a puncture needle cannot occur during connection or pulling out, the pain of a patient is reduced, the phenomenon of wound tearing cannot occur, and the practical use effect is good.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A medical multifunctional puncture needle comprises an injector body (1), a puncture needle body (2), a first connecting pipe (3) fixed on the injector body (1) and a second connecting pipe (4) fixed on the puncture needle body (2), and is characterized in that a fixed seat (5) is arranged on the second connecting pipe (4), a first semi-ring seat (7) and two vertical plates (6) are welded on the outer surface of one side of the fixed seat (5), the bottom of the two vertical plates (6) is welded with a same transverse plate (8), a first rubber pad (9) is adhered on the inner surface of the first semi-ring seat (7) through strong viscose glue, a vertical rod (10) is welded on the outer side surface of the vertical plate (6), a sliding groove (11) is formed in the vertical rod (10), a ventilation groove (12) is formed in the outer side surface of the vertical rod (10), and the ventilation groove (12) is communicated with the sliding groove, the inside of spout (11) is provided with compression spring (13), the top of montant (10) is provided with connecting rod (14), the inside slidable mounting of spout (11) has slider (15), and the interior bottom threaded connection of spout (11) has end cover (16), the top of first semi-ring seat (7) is provided with second semi-ring seat (17), and the lateral surface of second semi-ring seat (17) is provided with two protruding pieces (18), the medial surface of second semi-ring seat (17) has second rubber pad (19) through strong viscose paste, intercommunicating pore (20) have been seted up on fixing base (5).
2. The medical multifunctional puncture needle according to claim 1, wherein the bottom of the protruding part (18) is provided with a threaded hole, the top of the connecting rod (14) is in threaded connection with the protruding part (18) through the threaded hole, and the bottom of the connecting rod (14) is in welded connection with the slider (15).
3. The medical multifunctional puncture needle is characterized in that the outer surface of the bottom end of the end cover (16) is provided with a cross groove, and the cross section of the fixed seat (5) is square.
4. The medical multifunctional puncture needle according to claim 1, wherein the aperture of the communication hole (20) is equal to the outer diameter of the second connection tube (4), the second connection tube (4) passes through the communication hole (20) to contact with the first rubber pad (9), and the second connection tube (4) is fixed to the inner surface of the communication hole (20) by strong adhesive.
5. The medical multifunctional puncture needle according to claim 1, wherein the fixing base (5), the vertical plate (6), the first semi-ring base (7), the transverse plate (8), the vertical rod (10), the connecting rod (14), the sliding block (15), the second semi-ring base (17) and the protruding piece (18) are made of stainless steel.
6. The medical multifunctional puncture needle according to claim 1, wherein a silicone pad (21) is arranged at the top of the second semi-ring seat (17), two grooves (22) are formed in the outer surface of the upper end of the silicone pad (21), a gasket (23) and a fastening bolt (24) are arranged inside the grooves (22), and the fastening bolt (24) penetrates through the gasket (23) and is in threaded connection with the silicone pad (21) and the protruding piece (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911280647.3A CN110811787A (en) | 2019-12-13 | 2019-12-13 | Medical multifunctional puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911280647.3A CN110811787A (en) | 2019-12-13 | 2019-12-13 | Medical multifunctional puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110811787A true CN110811787A (en) | 2020-02-21 |
Family
ID=69545281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911280647.3A Withdrawn CN110811787A (en) | 2019-12-13 | 2019-12-13 | Medical multifunctional puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110811787A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113081196A (en) * | 2021-04-07 | 2021-07-09 | 莒县中医医院 | Clinical puncture equipment of using of intracardiac branch of academic or vocational study and stable structure thereof |
-
2019
- 2019-12-13 CN CN201911280647.3A patent/CN110811787A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113081196A (en) * | 2021-04-07 | 2021-07-09 | 莒县中医医院 | Clinical puncture equipment of using of intracardiac branch of academic or vocational study and stable structure thereof |
| CN113081196B (en) * | 2021-04-07 | 2022-02-08 | 莒县中医医院 | Clinical puncture equipment of using of intracardiac branch of academic or vocational study and stable structure thereof |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200221 |
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| WW01 | Invention patent application withdrawn after publication |