CN110694124A - Ascites due to cirrhosis aspirator - Google Patents
Ascites due to cirrhosis aspirator Download PDFInfo
- Publication number
- CN110694124A CN110694124A CN201911151503.8A CN201911151503A CN110694124A CN 110694124 A CN110694124 A CN 110694124A CN 201911151503 A CN201911151503 A CN 201911151503A CN 110694124 A CN110694124 A CN 110694124A
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- CN
- China
- Prior art keywords
- arc
- shaped
- piece
- shaped placing
- cirrhosis
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/80—Suction pumps
- A61M1/81—Piston pumps, e.g. syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1042—Alimentary tract
- A61M2210/1071—Liver; Hepar
Abstract
The invention relates to the field of medical instruments, in particular to an ascites aspirator for cirrhosis, which comprises an arc-shaped placing part, an arc-shaped cover part, an injector and an extracting needle, wherein the arc-shaped cover part is connected to the left side of the arc-shaped placing part through a hinge and matched with the arc-shaped placing part; the device has a simple structure, is convenient to use, can be operated by one hand, is convenient to control the extraction speed, realizes continuous extraction of ascites by continuously loosening the grip, improves the efficiency of extracting the ascites by operation, and can take down the liquid collecting bottle, the syringe and the extraction needle from the arc-shaped placing part, thereby being convenient to clean and sterilize.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a cirrhosis ascites aspirator.
Background
When a patient suffers from ascites due to cirrhosis, the medical care personnel can extract the ascites from the patient through the aspirator, so that the operation is convenient for recovery.
At present, the syringe is mainly connected with an extraction needle through a conduit, after the extraction needle is inserted into the body of a patient, the plunger is driven to move towards the direction far away from the inlet of the syringe by drawing the core rod of the syringe, and accordingly ascites is extracted from the body of the patient.
However, the injector adopted in the application process has the following defects and shortcomings:
continuous ascites extraction cannot be realized, if the ascites is extracted again, the syringe and the catheter need to be separated, then the ascites in the syringe is discharged, and finally the syringe and the catheter are connected and extracted, so that the whole operation steps are complicated; secondly, operating the syringe requires one hand to hold the syringe and the other hand to pull the core rod, thereby inconveniently controlling the withdrawal speed.
Disclosure of Invention
Solves the technical problem
Aiming at the defects in the prior art, the invention provides a ascites aspirator for cirrhosis, which can effectively solve the problem that the prior art can not continuously extract ascites, if the ascites is extracted again, a syringe is separated from a catheter, the ascites in the syringe is discharged, and finally the syringe is connected with the catheter and extracted, so that the whole operation steps are complicated; secondly, when the injector is operated, one hand is required to hold the injector, and the other hand pulls the core rod, so that the problem of inconvenient extraction is caused.
Technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
an ascites aspirator for cirrhosis comprises an arc-shaped placing part, an arc-shaped cover part, an injector and an extraction needle, wherein the arc-shaped cover part is connected to the left side of the arc-shaped placing part in a hinged mode and matched with the arc-shaped placing part, the injector is clamped in the arc-shaped placing part, the extraction needle is connected to the rear end of the injector through a guide pipe, a sliding part slides on the bottom side of the middle part of the arc-shaped placing part, a first concave clamping part is arranged on the front portion of the upper side of the sliding part, a handle is connected to the rear portion of the lower side of the sliding part in a hinged mode, a handle is arranged on the lower portion of the front side of the arc-shaped placing part, the;
the injector comprises a glass needle cylinder, auxiliary pieces symmetrically arranged on the circumferential side wall of the front end of the glass needle cylinder, a piston arranged in the glass needle cylinder and matched with the glass needle cylinder, a pressing piece connected to the front side of the piston through a core rod, a liquid outlet pipe arranged on the bottom side of the rear part of the glass needle cylinder and a liquid inlet chamber arranged at the rear end of the glass needle cylinder, wherein the auxiliary pieces are respectively clamped in the second concave clamping piece, the pressing piece is clamped in the first concave clamping piece, the liquid outlet pipe is in clearance fit in the threaded pipe, a one-way liquid outlet valve is arranged in the liquid outlet pipe, a one-way liquid inlet valve is arranged in the liquid inlet chamber, and the rear end of the.
Furthermore, a rectangular opening is formed in the bottom side of the middle of the arc-shaped placing part, sliding grooves are formed in the left inner side wall and the right inner side wall of the rectangular opening, sliding blocks matched with the sliding grooves are arranged on the left side and the right side of the sliding piece, the sliding piece can slide on the bottom side of the middle of the arc-shaped placing part, and the moving stability of the sliding piece is improved.
Furthermore, an arc-shaped support piece is arranged in the front of the arc-shaped placing piece, so that the stability of the glass needle cylinder in the arc-shaped placing piece is improved, the liquid inlet chamber corresponds to the rear end of the arc-shaped placing piece, and the liquid inlet chamber penetrates out of the rear end of the arc-shaped placing piece.
Furthermore, the middle part of the arc-shaped cover part is provided with an observation port, so that ascites can be conveniently absorbed in the glass syringe.
Furthermore, the left inner side wall and the right inner side wall of the arc-shaped cover part are respectively provided with a plurality of groups of rubber pressing blocks, and after the arc-shaped cover part is closed on the arc-shaped placing part, the rubber pressing blocks extrude the glass needle cylinder, so that the stability of the glass needle cylinder in the arc-shaped placing part is improved.
Furthermore, arc cover piece right side is provided with a plurality of groups of buckles, a plurality of groups of bayonet sockets with buckle joint complex are seted up on arc arrangement piece right side, and the arc cover piece of being convenient for and the arc arrangement piece closed with open.
Furthermore, the front end of the catheter is provided with a rubber sleeve which is in splicing fit with the splicing pipe, so that the catheter can be conveniently inserted on the splicing pipe.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
the device has a simple structure, is convenient to use, can be operated by one hand, is convenient to control the extraction speed, realizes continuous extraction of ascites by continuously loosening the grip, improves the efficiency of extracting the ascites by operation, and can take down the liquid collecting bottle, the syringe and the extraction needle from the arc-shaped placing part, thereby being convenient to clean and sterilize.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention with the catheter, withdrawal spike and collection vial removed;
FIG. 3 is a top view of the arcuate seating member and arcuate cover member of the present invention;
FIG. 4 is a schematic bottom view of the arcuate seating member and arcuate cover member of the present invention;
FIG. 5 is a schematic view of the syringe of the present invention;
the reference numerals in the drawings denote: 1-an arc-shaped mounting member; 2-an arc-shaped cover part; 3-a catheter; 4-extracting needle; 5-a slide; 6-a first concave fastener; 7-a grip; 8-a handle; 9-a second concave clip; 10-a threaded pipe; 11-liquid collecting bottle; 12-glass syringe; 13-an auxiliary element; 14-a piston; 15-pressing piece; 16-a liquid outlet pipe; 17-a liquid inlet chamber; 18-one-way liquid outlet valve; 19-one-way liquid inlet valve; 20-inserting a tube; 21-a chute; 22-a slide block; 23-an arc-shaped support; 24-a viewing port; 25-a rubber pressing block; 26-buckling; 27-bayonet; 28-rubber sleeve.
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. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Examples
An aspirator for ascites due to cirrhosis according to the present embodiment, with reference to fig. 1 to 5: the injection device comprises an arc-shaped placing part 1, an arc-shaped cover part 2 which is connected to the left side of the arc-shaped placing part 1 in a hinged mode and matched with the arc-shaped placing part 1, an injector which is clamped in the arc-shaped placing part 1 and an extraction needle 4 which is connected to the rear end of the injector through a guide pipe 3, a sliding part 5 slides on the bottom side of the middle part of the arc-shaped placing part 1, a first concave clamping part 6 is arranged on the front portion of the upper side of the sliding part 5, a handle 7 is connected to the rear portion of the lower side of the sliding part 5 in a hinged mode, a handle 8 is arranged on the lower portion of the front side of the arc-shaped placing part 1, the bottom end of the handle 8 is connected with a torsion spring;
the injector comprises a glass needle cylinder 12, auxiliary pieces 13 symmetrically arranged on the circumferential side wall of the front end of the glass needle cylinder 12, a piston 14 arranged in the glass needle cylinder 12 and matched with the glass needle cylinder 12, a pressing piece 15 connected to the front side of the piston 14 through a core rod, a liquid outlet pipe 16 arranged on the bottom side of the rear part of the glass needle cylinder 12 and a liquid inlet chamber 17 arranged at the rear end of the glass needle cylinder 12, wherein the auxiliary pieces 13 are respectively clamped in the second concave clamping pieces 9, the pressing piece 15 is clamped in the first concave clamping piece 6, the liquid outlet pipe 16 is in clearance fit in the threaded pipe 10, a one-way liquid outlet valve 18 is arranged in the liquid outlet pipe 16, a one-way liquid inlet valve 19 is arranged in the liquid inlet chamber 17, and the rear end of the liquid inlet.
Wherein, the bottom side of the middle part of the arc-shaped placing part 1 is provided with a rectangular opening, the left inner side wall and the right inner side wall of the rectangular opening are both provided with sliding grooves 21, and the left side and the right side of the sliding piece 5 are both provided with sliding blocks 22 matched with the sliding grooves 21; an arc-shaped supporting piece 23 is arranged in the front part of the arc-shaped placing piece 1; the middle part of the arc cover part 2 is provided with an observation port 24; the left inner side wall and the right inner side wall of the arc-shaped cover part 2 are provided with a plurality of groups of rubber pressing blocks 25; a plurality of groups of buckles 26 are arranged on the right side of the arc-shaped cover part 2, and a plurality of groups of bayonets 27 matched with the buckles 26 in a clamping manner are arranged on the right side of the arc-shaped placing part; the front end of the conduit 3 is provided with a rubber sleeve 28 which is in inserted fit with the insertion tube 20.
When the device is used, the glass needle cylinder 12 is placed into the arc-shaped placing part 1, the auxiliary part 13 is clamped into the second concave clamping part 9, the glass needle cylinder 12 is clamped into the arc-shaped placing part 1, the pressing part 15 is clamped into the first concave clamping part 6, the pressing part 15 is clamped and fixed with the sliding part 4, the arc-shaped cover part 2 is closed, the liquid collecting bottle 11 is connected onto the threaded pipe 10 in a threaded manner, the catheter 3 is inserted into the insertion pipe 20, the extraction needle 4 is inserted into a patient, the handle 7 and the handle 8 are held by a beater, the handle 7 is continuously loosened, the handle 7 is automatically reset through the torsion spring connection of the handle 7 and the handle 8, and the handle 7 can be continuously loosened; when the handle 7 is gripped, the upper end of the handle 7 drives the sliding piece 5 to move towards the front side, so that the pressing piece 15 and the core bar drive the piston 14 to move towards the front side in the glass needle cylinder 12, so that ascites can be pumped out and enter the glass needle cylinder 12 from the conduit 3 through the liquid inlet chamber 17, when the handle 7 is released, the upper end of the handle 7 drives the sliding piece 5 to move towards the rear side, so that the piston 14 moves towards the rear side in the glass needle cylinder 12, and the ascites in the glass needle cylinder 12 moves in one direction and enters the liquid collecting bottle 11 from the liquid outlet pipe 16 through the mutual matching of the one-way liquid outlet valve 18 and the one-way liquid inlet valve 19; therefore, continuous ascites pumping is realized along with the continuous loose holding of the handle 7, the efficiency of the ascites pumping operation is improved, and meanwhile, the liquid collecting bottle 11, the injector and the pumping needle 4 can be taken down from the arc-shaped placing part 1 by the device, so that the cleaning and the disinfection are convenient; the device has simple structure and convenient use, and can be operated by one hand, thereby being convenient for controlling the extraction speed.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (7)
1. An aspirator for ascites due to cirrhosis, which is characterized in that: comprises an arc-shaped placing part (1), an arc-shaped cover part (2) which is connected to the left side of the arc-shaped placing part (1) through a hinge and is matched with the arc-shaped placing part (1), an injector which is clamped in the arc-shaped placing part (1) and an extraction needle (4) which is connected to the rear end of the injector through a catheter (3), a sliding piece (5) is arranged on the bottom side of the middle part of the arc-shaped placing piece (1) in a sliding mode, a first concave clamping piece (6) is arranged on the front portion of the upper side of the sliding piece (5), a handle (7) is connected to the rear portion of the lower side of the sliding piece (5) in a hinged mode, a handle (8) is arranged on the lower portion of the front side of the arc-shaped placing piece (1), the bottom end of the handle (8) is connected with a bottom torsion spring of the handle (7), second concave clamping pieces (9) are arranged on the left inner wall and the right inner wall of the middle part of the arc-shaped placing piece (1), a threaded pipe (10;
the injector comprises a glass needle cylinder (12), auxiliary pieces (13) symmetrically arranged on the circumferential side wall of the front end of the glass needle cylinder (12), a piston (14) arranged in the glass needle cylinder (12) and matched with the glass needle cylinder (12), a pressing piece (15) connected to the front side of the piston (14) through a core rod, a liquid outlet pipe (16) arranged on the bottom side of the rear part of the glass needle cylinder (12) and a liquid inlet chamber (17) arranged at the rear end of the glass needle cylinder (12), wherein the auxiliary pieces (13) are respectively clamped in second concave clamping pieces (9), the pressing piece (15) is clamped in first concave clamping pieces (6), the liquid outlet pipe (16) is in clearance fit in a threaded pipe (10), a one-way liquid outlet valve (18) is arranged in the liquid outlet pipe (16), a one-way liquid inlet valve (19) is arranged in the liquid inlet chamber (17), and the rear end of the liquid inlet chamber (17) is communicated with a.
2. The ascites due to cirrhosis aspirator according to claim 1, wherein the arc-shaped mounting member (1) is provided with a rectangular opening at the bottom side of the middle portion thereof, the rectangular opening is provided with sliding grooves (21) at the left and right inner side walls thereof, and the slider (5) is provided with sliding blocks (22) at the left and right sides thereof for engaging with the sliding grooves (21).
3. An aspirator for ascites due to cirrhosis, according to claim 1, characterized in that the arc-shaped seating member (1) has an arc-shaped support member (23) provided in the front part thereof.
4. An aspirator for ascites due to cirrhosis, according to claim 1, characterized in that the arc-shaped cover member (2) has a viewing port (24) opened in the middle.
5. An aspirator for ascites due to cirrhosis, according to claim 1, characterized in that the right and left inner side walls of the arc-shaped cover member (2) are provided with a plurality of sets of rubber pressing blocks (25).
6. The ascites due to cirrhosis aspirator according to claim 1, wherein the right side of the arc-shaped cover part (2) is provided with a plurality of sets of buckles (26), and the right side of the arc-shaped placing part is provided with a plurality of sets of bayonets (27) which are matched with the buckles (26) in a snap fit manner.
7. An aspirator for ascites due to cirrhosis, according to claim 1, characterized in that the front end of the catheter (3) is provided with a rubber sleeve (28) which is in plugging fit with the plugging tube (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911151503.8A CN110694124A (en) | 2019-11-21 | 2019-11-21 | Ascites due to cirrhosis aspirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911151503.8A CN110694124A (en) | 2019-11-21 | 2019-11-21 | Ascites due to cirrhosis aspirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110694124A true CN110694124A (en) | 2020-01-17 |
Family
ID=69207660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911151503.8A Withdrawn CN110694124A (en) | 2019-11-21 | 2019-11-21 | Ascites due to cirrhosis aspirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110694124A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113350585A (en) * | 2021-07-14 | 2021-09-07 | 南通市第一人民医院 | Sputum suction device for neonates |
-
2019
- 2019-11-21 CN CN201911151503.8A patent/CN110694124A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113350585A (en) * | 2021-07-14 | 2021-09-07 | 南通市第一人民医院 | Sputum suction device for neonates |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200117 |
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| WW01 | Invention patent application withdrawn after publication |