CN204840437U - Peritoneal dialysis liquid doser - Google Patents
Peritoneal dialysis liquid doser Download PDFInfo
- Publication number
- CN204840437U CN204840437U CN201520541955.8U CN201520541955U CN204840437U CN 204840437 U CN204840437 U CN 204840437U CN 201520541955 U CN201520541955 U CN 201520541955U CN 204840437 U CN204840437 U CN 204840437U
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- CN
- China
- Prior art keywords
- needle stand
- chamber
- fluid passage
- internal channel
- draw point
- Prior art date
- 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.)
- Expired - Fee Related
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The utility model discloses a peritoneal dialysis liquid doser, including steel needle, liquid extraction part, internal channel. The steel needle is installed in liquid extraction part, be equipped with fluid passage in the liquid extraction part, fluid passage and steel needle chamber intercommunication, fluid passage's rear end is equipped with the push rod component. The internal channel sets up in the steel needle chamber and fluid passage of intercommunication, set up a plurality of openings on the lateral wall of internal channel, the rear end of internal channel is inlayed and is had the serum cap. Through above -mentioned technical scheme, during peritoneal dialysis, can come out dislysate extraction in advance simultaneously when adding the medicine, the limit adds the medicine, and the dislysate is annotated back on the limit to dilute the medicine, avoid local liquid medicine concentration too high, with the effect that improves peritoneal dialysis.
Description
Technical field
This utility model relates to technical field of medical instruments, in particular to a kind of peritoneal dialysis solution drug feeding device.
Background technology
During peritoneal dialysis solution dosing, existing technology is with scalp acupuncture, a variety of medicine has peritoneal dialysis solution turbid phenomenon when dosing, because liquor strength is too high causes in local, carries out with the medicinal liquid that local concentration is too high the effect that peritoneal dialysis is unfavorable for improving peritoneal dialysis.
Utility model content
The technical problem that this utility model solves: during peritoneal dialysis solution dosing, prior art adopts scalp acupuncture, causes local liquor strength too high, is unfavorable for the raising of peritoneal dialysis effect.
This utility model provides following technical scheme:
A kind of peritoneal dialysis solution drug feeding device, comprises draw point, Liquid extracting part, internal channel;
Described draw point is arranged in Liquid extracting part, draw point chamber is provided with in described draw point, fluid passage is provided with in described Liquid extracting part, the front end of fluid passage is communicated with draw point chamber, the rear end of fluid passage is provided with putter component, described putter component comprises push rod and piston, and piston is slidably fitted in fluid passage;
In the draw point chamber that described internal channel is arranged on connection and fluid passage, the sidewall of described internal channel offers multiple opening, the front end of described internal channel is positioned at draw point intracavity, described Liquid extracting part offers a through hole, described through hole is communicated with fluid passage and the external world, the latter half sealing of described internal channel is arranged in through hole, and the rear end of internal channel is inlaid with serum cap, the rear end of serum cap sealing internal channel.
By technique scheme, staff carries out dosing to peritoneal dialysis liquid container and enters, and draw point inserts in peritoneal dialysis liquid container, actuating rod element, make the volume of fluid passage become large, pressure diminishes, under atmospheric pressure, in peritoneal dialysis solution liquid in container influent passage; Afterwards, staff inserts the rear end of internal channel with the needle tubing drawing medicinal liquid, the draw point of needle tubing enters internal channel through serum cap, described medicinal liquid injects internal channel through the draw point of needle tubing, the liquid of medicinal liquid in internal channel in opening and fluid passage fuses, so, the medicinal liquid carrying out peritoneal dialysis is diluted; Afterwards, staff is actuating rod element again, and the volume of fluid passage is diminished, and is injected in peritoneal dialysis liquid container in fluid passage through the medicinal liquid of dilution.
By technique scheme, during peritoneal dialysis, dialysis solution can be extracted in advance when dosing, limit dosing simultaneously, while noted back by dialysis solution, to dilute medicine, avoid local liquor strength too high, to improve the effect of peritoneal dialysis.
Improve as one of the present utility model, described Liquid extracting part comprises the first needle stand, flexible pipe, clip, joint; The first needle stand chamber is offered in described first needle stand, the lateral wall of the first needle stand is offered a branched bottom, joint chamber is offered in described joint, described first needle stand chamber is communicated with draw point chamber, branched bottom is communicated with the first needle stand chamber, flexible pipe is communicated with branched bottom, joint chamber and soft pipe connection, and described first needle stand chamber, branched bottom, flexible pipe, joint chamber form fluid passage; Described clip is arranged on flexible pipe, and the piston of described putter component is slidably fitted in joint intracavity, and described first needle stand is provided with holds needle handle, and described through hole is opened on the first needle stand.
Improve as another kind of the present utility model, described Liquid extracting part comprises the second needle stand, offers the second needle stand chamber in described second needle stand, and draw point chamber is communicated with the second needle stand chamber, and described fluid passage is the second needle stand chamber; The piston of described putter component is slidably fitted in the second needle stand intracavity; Described through hole is opened in the rear end of the second needle stand, described internal channel comprises outer tube and interior pipe, the front end of described outer tube is positioned at draw point intracavity, the rear end of outer tube seals through the piston of putter component and is arranged in through hole, the outer wall of outer tube and the piston of putter component are slidably matched, and described interior pipe is slidably matched within the outer tube, and the push rod of described putter component is provided with push-rod hole, the rear end of described interior pipe is fixed in push-rod hole, the rear end of described serum cap sealed inner tube.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, this utility model is described further:
Fig. 1 is the structural representation of this utility model first embodiment;
Fig. 2 is the combinative structure schematic diagram of draw point in Fig. 1, the first needle stand;
Fig. 3 is the structural representation of figure this utility model second embodiment.
Detailed description of the invention
First embodiment:
Composition graphs 1, Fig. 2, a kind of peritoneal dialysis solution drug feeding device, comprises draw point 10, Liquid extracting part 20, internal channel 30.
Described draw point is arranged in Liquid extracting part, draw point chamber 11 is provided with in described draw point, fluid passage 21 is provided with in described Liquid extracting part, the front end of fluid passage is communicated with draw point chamber, the rear end of fluid passage is provided with putter component (not shown), described putter component comprises push rod and piston, and piston is slidably fitted in fluid passage.
In the draw point chamber that described internal channel is arranged on connection and fluid passage, the sidewall of described internal channel is offered multiple opening 31, the front end of described internal channel is positioned at draw point intracavity, described Liquid extracting part is offered a through hole 23, described through hole is communicated with fluid passage and the external world, the latter half sealing of described internal channel is arranged in through hole, and the rear end of internal channel is inlaid with serum cap 32, the rear end of serum cap sealing internal channel.
Described Liquid extracting part 20 comprises the first needle stand 201, flexible pipe 202, clip 203, joint 204; The first needle stand chamber 211 is offered in described first needle stand, the lateral wall of the first needle stand is offered a branched bottom 212, joint chamber is offered in described joint, described first needle stand chamber is communicated with draw point chamber 11, branched bottom is communicated with the first needle stand chamber, flexible pipe is communicated with branched bottom, joint chamber and soft pipe connection, and described first needle stand chamber, branched bottom, flexible pipe, joint chamber form fluid passage 21; Described clip is arranged on flexible pipe, and the piston of described putter component is slidably fitted in joint intracavity, and described first needle stand is provided with holds needle handle 205, and described through hole 23 is opened on the first needle stand.
Second embodiment:
As Fig. 3, a kind of peritoneal dialysis solution drug feeding device, comprises draw point 10, Liquid extracting part 20, internal channel 30.
Described draw point is arranged in Liquid extracting part, draw point chamber 11 is provided with in described draw point, fluid passage 21 is provided with in described Liquid extracting part, the front end of fluid passage is communicated with draw point chamber, the rear end of fluid passage is provided with putter component 22, described putter component comprises push rod 221 and piston 222, and piston is slidably fitted in fluid passage.
In the draw point chamber that described internal channel is arranged on connection and fluid passage, the sidewall of described internal channel is offered multiple opening 31, the front end of described internal channel is positioned at draw point intracavity, described Liquid extracting part is offered a through hole 23, described through hole is communicated with fluid passage and the external world, the latter half sealing of described internal channel is arranged in through hole, and the rear end of internal channel is inlaid with serum cap 32, the rear end of serum cap sealing internal channel.
Described Liquid extracting part 20 comprises the second needle stand 206, offers the second needle stand chamber 214 in described second needle stand, and draw point chamber 11 is communicated with the second needle stand chamber, and described fluid passage 21 is the second needle stand chamber; The piston 222 of described putter component 22 is slidably fitted in the second needle stand intracavity; Described through hole 23 is opened in the rear end of the second needle stand, described internal channel 30 comprises outer tube 301 and interior pipe 302, the front end of described outer tube is positioned at draw point intracavity, the rear end of outer tube seals through the piston of putter component and is arranged in through hole, the outer wall of outer tube and the piston of putter component are slidably matched, and described interior pipe is slidably matched within the outer tube, and the push rod 221 of described putter component is provided with push-rod hole 223, the rear end of described interior pipe is fixed in push-rod hole, the rear end of described serum cap 32 sealed inner tube.
Above content is only better embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (3)
1. a peritoneal dialysis solution drug feeding device, comprises draw point (10), Liquid extracting part (20); Described draw point is arranged in Liquid extracting part, draw point chamber (11) is provided with in described draw point, fluid passage (21) is provided with in described Liquid extracting part, the front end of fluid passage is communicated with draw point chamber, the rear end of fluid passage is provided with putter component (22), described putter component comprises push rod (221) and piston (222), and piston is slidably fitted in fluid passage; It is characterized in that: also comprise internal channel (30), in the draw point chamber that described internal channel is arranged on connection and fluid passage, the sidewall of described internal channel is offered multiple opening (31), the front end of described internal channel is positioned at draw point intracavity, described Liquid extracting part is offered a through hole (23), described through hole is communicated with fluid passage and the external world, and the latter half sealing of described internal channel is arranged in through hole, the rear end of internal channel is inlaid with serum cap (32), the rear end of serum cap sealing internal channel.
2. a kind of peritoneal dialysis solution drug feeding device as claimed in claim 1, is characterized in that: described Liquid extracting part (20) comprises the first needle stand (201), flexible pipe (202), clip (203), joint (204); The first needle stand chamber (211) is offered in described first needle stand, the lateral wall of the first needle stand is offered a branched bottom (212), joint chamber is offered in described joint, described first needle stand chamber is communicated with draw point chamber (11), branched bottom is communicated with the first needle stand chamber, flexible pipe is communicated with branched bottom, joint chamber and soft pipe connection, and described first needle stand chamber, branched bottom, flexible pipe, joint chamber form fluid passage (21); Described clip is arranged on flexible pipe, and the piston of described putter component is slidably fitted in joint intracavity, and described first needle stand is provided with holds needle handle (205), and described through hole (23) is opened on the first needle stand.
3. a kind of peritoneal dialysis solution drug feeding device as claimed in claim 1, it is characterized in that: described Liquid extracting part (20) comprises the second needle stand (206), the second needle stand chamber (214) is offered in described second needle stand, draw point chamber (11) is communicated with the second needle stand chamber, and described fluid passage (21) is the second needle stand chamber; The piston (222) of described putter component (22) is slidably fitted in the second needle stand intracavity; Described through hole (23) is opened in the rear end of the second needle stand, described internal channel (30) comprises outer tube (301) and interior pipe (302), the front end of described outer tube is positioned at draw point intracavity, the rear end of outer tube seals through the piston of putter component and is arranged in through hole, the outer wall of outer tube and the piston of putter component are slidably matched, described interior pipe is slidably matched within the outer tube, the push rod (221) of described putter component is provided with push-rod hole (223), the rear end of described interior pipe is fixed in push-rod hole, the rear end of described serum cap (32) sealed inner tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520541955.8U CN204840437U (en) | 2015-07-24 | 2015-07-24 | Peritoneal dialysis liquid doser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520541955.8U CN204840437U (en) | 2015-07-24 | 2015-07-24 | Peritoneal dialysis liquid doser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204840437U true CN204840437U (en) | 2015-12-09 |
Family
ID=54731038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520541955.8U Expired - Fee Related CN204840437U (en) | 2015-07-24 | 2015-07-24 | Peritoneal dialysis liquid doser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204840437U (en) |
-
2015
- 2015-07-24 CN CN201520541955.8U patent/CN204840437U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20160724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |