CN204932410U - A kind of novel C RRT loop pipe - Google Patents
A kind of novel C RRT loop pipe Download PDFInfo
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- CN204932410U CN204932410U CN201520483536.3U CN201520483536U CN204932410U CN 204932410 U CN204932410 U CN 204932410U CN 201520483536 U CN201520483536 U CN 201520483536U CN 204932410 U CN204932410 U CN 204932410U
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- pipeline
- rrt
- novel
- loop pipe
- displacement liquid
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Abstract
The utility model discloses a kind of novel C RRT loop pipe, comprise arterial line and venous line, described arterial line is disposed with PA compression fittings, tremulous pulse kettle, displacement liquid pipeline from front end to rear end, is connected by pipeline successively, be then connected to dialyser by pipeline; Described duct of Arantius is provided with venous chambers, then is connected to dialyser by pipeline; Described dialyser is connected with ultrafiltration pipeline.Novel C RRT loop pipe of the present utility model, simultaneously gets back in body from artery and vein two ends by external blood, reduces the blood coagulation of blood long-time static stop and the return pipe road that causes and central venous catheter in vitro, reduces the problem therefore producing expense and increase.This product structure is simple, with low cost, is easy to promote.
Description
Technical field
This utility model belongs to medical instruments field, is specifically related to a kind of novel C RRT loop pipe for hemodialysis.
Background technology
At present, known CRRT blood dialysis circuit pipe structure is formed by connecting (on arterial end pipeline an existing normal saline flushing pipeline) by arteriovenous pipeline, dialyser (perfusion device), displacement liquid pipeline, ultrafiltration pipeline.After treatment terminates, by the normal saline flushing pipeline on arterial end by external blood respectively driven, vein end refunds human body.But, when blood being rinsed in the Huis' body with normal saline, one end can only be rinsed, thus cause other end blood static overstand and increase the risk of loop pipe and central venous catheter blood coagulation in vitro, once the replacing of the loss and pipeline that cause blood is increased the expense of patient by blood coagulation.
Utility model content
One of the purpose of this utility model is the deficiency in order to go back to wherein one end when overcoming existing CRRT loop pipe blood back, a kind of novel C RRT loop pipe is provided, this loop pipe can not only simultaneously artery and vein end blood back, reduces blood coagulation risk, and does not almost increase cost.
This utility model provides a kind of novel C RRT loop pipe, comprise arterial line and venous line, described arterial line is disposed with PA compression fittings, tremulous pulse kettle, displacement liquid pipeline from front end to rear end, is connected by pipeline successively, be then connected to dialyser by pipeline; Described duct of Arantius is provided with venous chambers, then is connected to dialyser by pipeline; Dialyser is connected with ultrafiltration pipeline.
Further, described tremulous pulse kettle is provided with PBE compression fittings, described venous chambers is provided with first interface, the second interface and PV compression fittings.
Further, described arterial line is also provided with the first flushing line, switch and the second flushing line before described PA compression fittings.
Further, described first flushing line comprises the first switch and the first normal saline bag; Described second flushing line comprises second switch and the second normal saline bag.
Further, described displacement liquid pipeline is connected with arterial line by displacement liquid interface, and displacement liquid pipeline comprises displacement liquid kettle and displacement liquid bag, and described displacement liquid kettle is equipped with PD compression fittings.
Further, ultrafiltration pipeline comprises ultrafiltration kettle and waste fluid bag, and described ultrafiltration kettle is provided with PDF compression fittings.
The beneficial effects of the utility model are: novel C RRT loop pipe of the present utility model, arterial increases a flushing line, at the end for the treatment of, blood is in vitro got back in body from artery and vein two ends simultaneously, do not do any stop in vitro, reduce blood long-time static stop and the blood coagulation of the return pipe road caused and central venous catheter in vitro.Reduce and cause blood loss and replacing pipeline, central venous catheter to produce the problem that expense increases because of blood coagulation; It also avoid and cause treatment interrupt and affect the problem of disease prognosis because change pipeline.This product structure is simple, with low cost, can not make troubles to operator, is easy to promote.
Accompanying drawing explanation
Figure 1 shows that the structure chart of this utility model novel C RRT loop pipe.
Detailed description of the invention
Hereafter will describe this utility model specific embodiment in detail in conjunction with concrete accompanying drawing.It should be noted that the combination of technical characteristic or the technical characteristic described in following embodiment should not be considered to isolated, they can mutually be combined thus be reached better technique effect.In the accompanying drawing of following embodiment, the identical label that each accompanying drawing occurs represents identical feature or parts, can be applicable in different embodiment.
Embodiment 1
As shown in Figure 1, novel C RRT loop pipe of the present utility model, comprise arterial line and venous line, arterial line is disposed with the first flushing line 8, switch 7, second flushing line 9, PA compression fittings 1, tremulous pulse kettle 2, displacement liquid pipeline 4 to rear end from front end, connected by pipeline successively, be then connected to dialyser 5 by pipeline; Duct of Arantius is provided with venous chambers 3, then is connected to dialyser 5 by pipeline; Dialyser 5 is also connected with ultrafiltration pipeline 6, and ultrafiltration pipeline 6 comprises ultrafiltration kettle 61 and waste fluid bag 63, ultrafiltration kettle 61 is provided with PDF compression fittings 62.
First flushing line 8 comprises the first switch 81 and the first normal saline bag 82; Second flushing line 9 comprises second switch 91 and the second normal saline bag 92.Displacement liquid pipeline 4 is connected with arterial line by displacement liquid interface 44, and displacement liquid pipeline 4 comprises displacement liquid kettle 41 and displacement liquid bag 43, displacement liquid kettle 41 is equipped with PD compression fittings 42.Venous chambers 3 is provided with PV compression fittings 31 and first interface 32, second interface 33, tremulous pulse kettle 2 is provided with PBE compression fittings 21.
First interface 32 and the second interface 33 are for rear dilution mode.
At the end for the treatment of, open the first switch 81 and second switch 91, closing switch 7 simultaneously.At this moment, blood in vitro will simultaneously be got back in body from artery and vein two ends, does not do any stop in vitro, thus reduces the blood coagulation of blood long-time static stop and the return pipe road that causes and central venous catheter in vitro.Reduce and cause blood loss and replacing pipeline, central venous catheter to produce the problem that expense increases because of blood coagulation.
Certain patients with sepsis will carry out blood purification (CRRT) treatment, select CVVH pattern, 48 hours treatment times.Generally every 12 hours change a CRRT loop pipe (or changing by during blood coagulation), when changing pipeline, arterial end is connected two flushing line switch opens of normal saline, and the switch of closing between two flushing lines, blood now inside pipeline by refunds human body, will not stop outward at human body; Lower machine can be closed after blood has rushed.If with former pipeline, can only reverse when blood back, wherein one end of venous line, and blood inside other end pipeline will transfixion, be so just very easy to cause blood coagulation thus make pipeline and insert the central venous catheter blocking of human body, impact treatment, increasing expense.
PV compression fittings 31 produces a pressure makes the blood of venous chambers 3 li get back in patient body, and venous chambers 3 can be monitored, central venous catheter is with or without blood coagulation, venous chambers 3 is used for observing with or without blood coagulation, prevent air from entering in human body, PDF compression fittings 62 produces a pressure makes the waste liquid of 61 li, ultrafiltration kettle discharged to waste fluid bag 63, PD compression fittings 42 monitors the patency that displacement liquid enters arterial line, if filter blood coagulation, then displacement liquid well can not enter arterial line, PD compression fittings 42 can be reported to the police, PA compression fittings 1 monitoring machinery blood in human body in liquid is released need pressure, when central vein catheter blockage or obstructed time, pressure increase can be reported to the police, PBE compression fittings 21 monitors filter forefront pressure, during filter blood coagulation, PBE compression fittings 21 increases reports to the police.
Novel C RRT loop pipe of the present utility model, arterial increases a flushing line, at the end for the treatment of, blood is in vitro got back in body from artery and vein two ends simultaneously, do not do any stop in vitro, reduce blood long-time static stop and the blood coagulation of the return pipe road caused and central venous catheter in vitro.Reduce and cause blood loss and replacing pipeline, central venous catheter to produce the problem that expense increases because of blood coagulation; It also avoid and cause treatment interrupt and affect the problem of disease prognosis because change pipeline.This product structure is simple, with low cost, can not make troubles to operator, is easy to promote.
Although given embodiments more of the present utility model, it will be understood by those of skill in the art that when not departing from this utility model spirit herein, can change embodiment herein.Above-described embodiment is exemplary, should using embodiment herein as the restriction of this utility model interest field.
Claims (6)
1. a novel C RRT loop pipe, comprise arterial line and venous line, it is characterized in that, described arterial line is disposed with PA compression fittings, tremulous pulse kettle, displacement liquid pipeline from front end to rear end, connected by pipeline successively, be then connected to dialyser by pipeline; Described duct of Arantius is provided with venous chambers, then is connected to dialyser by pipeline; Described dialyser is connected with ultrafiltration pipeline.
2. novel C RRT loop pipe as claimed in claim 1, is characterized in that, described tremulous pulse kettle is provided with PBE compression fittings, described venous chambers is provided with first interface, the second interface and PV compression fittings.
3. the novel C RRT loop pipe as described in any one of claim 1 or 2, is characterized in that, described arterial line is also provided with the first flushing line, switch and the second flushing line before described PA compression fittings.
4. novel C RRT loop pipe as claimed in claim 3, it is characterized in that, described first flushing line comprises the first switch and the first normal saline bag; Described second flushing line comprises second switch and the second normal saline bag.
5. novel C RRT loop pipe as claimed in claim 4, is characterized in that, described displacement liquid pipeline is connected with arterial line by displacement liquid interface, and displacement liquid pipeline comprises displacement liquid kettle and displacement liquid bag, and described displacement liquid kettle is equipped with PD compression fittings.
6. novel C RRT loop pipe as claimed in claim 5, it is characterized in that, described ultrafiltration pipeline comprises ultrafiltration kettle and waste fluid bag, and described ultrafiltration kettle is provided with PDF compression fittings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520483536.3U CN204932410U (en) | 2015-07-07 | 2015-07-07 | A kind of novel C RRT loop pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520483536.3U CN204932410U (en) | 2015-07-07 | 2015-07-07 | A kind of novel C RRT loop pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204932410U true CN204932410U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520483536.3U Expired - Fee Related CN204932410U (en) | 2015-07-07 | 2015-07-07 | A kind of novel C RRT loop pipe |
Country Status (1)
| Country | Link |
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| CN (1) | CN204932410U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984426A (en) * | 2015-07-07 | 2015-10-21 | 陈国军 | Novel CRRT return pipe |
-
2015
- 2015-07-07 CN CN201520483536.3U patent/CN204932410U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984426A (en) * | 2015-07-07 | 2015-10-21 | 陈国军 | Novel CRRT return pipe |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20160707 |