CN205268707U - Prevent perfusion ware of blood coagulation and unite cerini dialyser cerini treatment pipeline - Google Patents

Abstract

The utility model discloses a prevent perfusion ware of blood coagulation and unite cerini dialyser cerini treatment pipeline, including the main line, perfusion ware, cerini dialyser cerini has connected gradually on the main line, still be connected with the vein kettle between perfusion ware and the cerini dialyser cerini, be equipped with the filter screen in the vein kettle. The perfusion ware and the cerini dialyser cerini linkage segment of this pipeline add a vein kettle that has the filter screen within a definite time, can clear away the bubble to filtering and falling back partial blood platelet and the tangible composition that the blood in -process was rush out, in the cerini dialyser cerini was rushed to the blood platelet of activation when effectively preventing back blood and tangible composition, the risk of blood coagulation phenomenon appeared in the reduction, and it is safer that the messenger treats the process.

Description

A kind of perfusion device associating dialyser treatment pipeline of anticoagulant

Technical field

This utility model relates to a kind of medical apparatus and instruments.

Background technology

Hemoperfusion is the new blood purification technology emerged rapidly clinically in recent years, and treatment category relates to nephropathy, acute poisoning, hepatopathy, critical illness, dermatosis and immune disease etc. Hemoperfusion is to guide in extracorporeal circulation system by blood samples of patients from internal, by the adsorbent non-specific adsorption poisonous substance in blood perfusion device, medicine, metabolite, reaches to remove a kind of blood purification treatment method of these materials or means.

Blood purification typically refers to hemodialysis, hemoperfusion and hemofiltration, it is generally single therapy pattern, the dedicated line that blood vessel is hemodialysis used, combines under the combined therapy pattern of hemoperfusion in hemodialysis, still continues to use the dedicated line of hemodialysis. Although this hemodialysis dedicated line can be used for the treatment of hemoperfusion combined with hemodialysis integrated mode, but it is very loaded down with trivial details to operate, must two people assist just can complete, operator's technology is required very high, slightly careless manipulation may result in blood from the pipeline ejection separated, or has air to enter in patient body. And remove perfusion device and must separate transducer potector and perfusion device so that the blood in transducer potector is directly exposed in air, and blood likely can be polluted by operator in operation, increases the probability infected.

When removing perfusion device after treating two hours, the part-blood platelet and the visible component that adhere in blood perfusion device in blood back process can be flushed out in dialyser, after causing blood back, dialyser easily there will be blood coagulation, hinders the carrying out of therapeutic process and adds risk.

Conventional connecting line rinses perfusion device and dialysis pipeline by normal saline blood back method, this meeting dilute blood, the dynamic action of additional blood pump can make the visible components such as platelet be rushed out, the visible components such as the platelet activated are attached in dialysis pipeline and dialyser, if continuing dialysis, are susceptible to blood coagulation phenomenon. Additionally, blood coagulation also situation with dialysis patient self is relevant, the dialysis patient blood viscosity such as complicated hypertension, diabetes is generally higher, and coagulation function is hyperfunction, and blood can be made to be in hypercoagulability.

Utility model content

The technical problems to be solved in the utility model is: provide a kind of integral type treatment pipeline reducing blood coagulation phenomenon.

This utility model solves the solution of its technical problem: the perfusion device associating dialyser treatment pipeline of a kind of anticoagulant, including main line, described main line is connected with in turn perfusion device, dialyser, it is also associated with venous chambers between described perfusion device and dialyser, in described venous chambers, is provided with filter screen.

Further improvement as technique scheme, described main line includes the first conduit and the second conduit that are arranged in parallel, the outlet of described first conduit connects with perfusion device, the outlet of described second conduit is provided with three way cock, one end of described three way cock connects with the second conduit, other end connects with venous chambers, also have one end to be connected with dialyser by the 3rd conduit, described first conduit is provided with vessel clamp a, described second conduit is provided with vessel clamp b, and the conduit between described venous chambers and three way cock is provided with vessel clamp c; Being parallel with discharge conduit on conduit between described perfusion device and venous chambers, described discharge conduit is provided with vessel clamp d.

As the further improvement of technique scheme, the joint connected on perfusion device, dialyser is female Luer.

The beneficial effects of the utility model are: the perfusion device of this pipeline and dialyser connect and intersegmental add a venous chambers with filter screen, bubble can be removed, and filter out the part-blood platelet and visible component gone out in blood back process, the platelet and the visible component that activate during effective anti-return blood are rushed in dialyser, reduce the risk that blood coagulation phenomenon occurs, make therapeutic process safer.

Meanwhile, this pipeline can complete hemoperfusion combined with hemodialysis combined therapy when not detaching pipelines, it is possible to avoids therapeutic process to cause patient to infect because channel interior contacts with external environment, and whole process only needs one man operation, saves manpower.

Accompanying drawing explanation

In order to be illustrated more clearly that the technical scheme in this utility model embodiment, below the accompanying drawing used required during embodiment is described is briefly described. Obviously, described accompanying drawing is a part of embodiment of the present utility model, rather than whole embodiment, and those skilled in the art is under the premise not paying creative work, it is also possible to obtain other designs and accompanying drawing according to these accompanying drawings.

Fig. 1 is structural representation of the present utility model.

Detailed description of the invention

Below with reference to embodiment and accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is clearly and completely described, to be completely understood by the purpose of this utility model, feature and effect. Obviously; described embodiment is a part of embodiment of the present utility model, rather than whole embodiment, based on embodiment of the present utility model; other embodiments that those skilled in the art obtains under the premise not paying creative work, belong to the scope of this utility model protection. It addition, all connection/annexations being previously mentioned in literary composition, not singly refer to that component directly connects, and refer to and according to being embodied as situation, by adding or reduce connection auxiliary, more excellent draw bail can be formed. Each technical characteristic in the invention, can combination of interactions under the premise of not conflicting conflict.

With reference to Fig. 1, the perfusion device associating dialyser treatment pipeline of a kind of anticoagulant, including main line 1, described main line 1 is connected with perfusion device 2, dialyser 3 in turn, it is also associated with venous chambers 4 between described perfusion device 2 and dialyser 3, in described venous chambers 4, is provided with filter screen 41. In treatment engineering, blood is drawn out from arterial end with blood pump, through perfusion device, venous chambers (band filter screen), dialyser, return through vein end, form closed circuit, the filter screen of therapeutic process medium-sized vein kettle can effectively filter major part platelet and visible component, it is prevented that it enters dialyser, thus reducing the risk of blood coagulation phenomenon. After treating 2 hours, adjust blood flow, close arterial blood line, use normal saline (or air) to carry out blood back, after blood back, close the pipe clamp on conduit 11 and venous chambers, then using conduit 1, conduit 12, and patient is proceeded dialysis treatment by the series pipe path of conduit 13, one people can operate the whole process withdrawing perfusion device simply and easily, and blood is not exposed in air to reduce the pollution that the external world brings, thus greatly reducing the probability of infection.

It is further used as preferred embodiment, described main line 1 includes the first conduit 11 and the second conduit 12 being arranged in parallel, the outlet of described first conduit 11 connects with perfusion device 2, the outlet of described second conduit 12 is provided with three way cock, one end of described three way cock connects with the second conduit 12, other end connects with venous chambers 4, one end is also had to be connected with dialyser 3 by the 3rd conduit 13, described first conduit 11 is provided with vessel clamp a51, described second conduit 12 is provided with vessel clamp b52, conduit between described venous chambers 4 and three way cock is provided with vessel clamp c53, being parallel with discharge conduit on conduit between described perfusion device 2 and venous chambers 4, described discharge conduit is provided with vessel clamp d54. the special pipeline adopting the present embodiment is arranged, it is possible to need not separate transducer potector in hemoperfusion combined with hemodialysis is treated, it is prevented that the pollution of user blood, perfusion device need not be removed just can complete the feedback of blood in perfusion device, terminate hemoperfusion treatment and continue to allow hemodialysis be smoothed out, provide convenient and safe operator scheme for clinical manipulation. for example, it is desired to when perfusion device pipeline is rushed in advance, it is possible to by opening vessel clamp a, d, close vessel clamp c, b, then pass in main line and rush liquid in advance, rush perfusion device in advance, and when dialyser pipeline is rushed by needs in advance, it is possible to by closing vessel clamp a, d, open vessel clamp c, b, then pass in main line and rush liquid in advance, be punched through parser in advance. after pre-punch becomes, opening vessel clamp a, c, close vessel clamp b, d, draw blood out with blood pump from arterial end, blood, through perfusion device, dialyser, is returned through vein end, forms closed circuit, forms treatment pipeline. or only open vessel clamp b, and close the vessel clamp of other conduits, at this moment blood only flows through dialyser and without perfusion device, carries out other dialysis procedure.

Being further used as preferred embodiment, the joint connected on perfusion device 2, dialyser 3 is female Luer, to keep the sealing of pipeline.

Above better embodiment of the present utility model is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modifications or replacement under the premise without prejudice to this utility model spirit, and these equivalent modification or replacement are all contained in the application claim limited range.

Claims (3)

1. the perfusion device associating dialyser treatment pipeline of an anticoagulant, it is characterized in that: include main line (1), described main line (1) is connected with in turn perfusion device (2), dialyser (3), it is also associated with venous chambers (4) between described perfusion device (2) and dialyser (3), in described venous chambers (4), is provided with filter screen (41).

2. the perfusion device associating dialyser treatment pipeline of anticoagulant according to claim 1, it is characterized in that: described main line (1) includes the first conduit (11) and the second conduit (12) that are arranged in parallel, the outlet of described first conduit (11) connects with perfusion device (2), the outlet of described second conduit (12) is provided with three way cock, one end of described three way cock connects with the second conduit (12), other end connects with venous chambers (4), one end is also had to be connected with dialyser (3) by the 3rd conduit (13), described first conduit (11) is provided with vessel clamp a(51), described second conduit (12) is provided with vessel clamp b(52), conduit between described venous chambers (4) and three way cock is provided with vessel clamp c(53), being parallel with discharge conduit on conduit between described perfusion device (2) and venous chambers (4), described discharge conduit is provided with vessel clamp d(54).

3. the perfusion device associating dialyser treatment pipeline of anticoagulant according to claim 2, it is characterised in that: the joint connected on perfusion device (2), dialyser (3) is female Luer.