CN203280814U - Hemodialysis device - Google Patents

Abstract

The utility model provides a hemodialysis device. The hemodialysis device is characterized by comprising an arterial guide tube, a new dialyzer, an abandoned dialyzer, a series-connection blood channel tube and a venous guide tube, wherein the arterial guide tube is connected with a blood chamber artery end corresponding to the new dialyzer, and a vein end port corresponding to the abandoned dialyzer is connected with the venous guide tube; the arterial guide tube is provided with an anticoagulation syringe through a T-tube. A dialysate guide tube A, a dialysate guide tube B, a dialysate guide tube C and a dialysate guide tube D are respectively provided with a control clamp used for controlling flow and stop of liquid or blood. The arterial guide tube and the venous guide tube are respectively provided with a blood speed regulating valve which can have the function of blood regulation. The hemodialysis device improves dialysis efficiency, is simple in structure and reduces economical burdens and expenses of a patient. Because the arterial guide tube is provided with the anticoagulation syringe through the T-tube, blood coagulation can be reduced.

Description

A kind of haemodialysis equipment

Technical field

This utility model relates to a kind of field of medical, is specifically a kind of haemodialysis equipment.

Background technology

Hemodialysis is the common method for the treatment of acute and chronic kidney merit exhaustion (uremia) and acute drugs poisoning and pesticide intoxication.China has up to ten million Chronic Renal Failure Patients to sustain life with conventional hemodialysis (CHD) every year at present, and the trend of increasing year by year is arranged.The hemodialysis principle: dialysis refers to that the solution of semipermeable membrane both sides is by disperse, infiltration and Ultrafiltration, be that solute is by the high low side flow of a side direction concentration of concentration, and the process of the high side flow of the side direction osmotic pressure that hydrone is forced down by infiltration finally reaches dynamic equilibrium.Hemodialysis reaches therapeutic purposes by solution disperse and the ultrafiltration between blood and dialysis solution.

Dialyser is all being reused in many ground, the world at present,, to reduce costs, reduces medical expense, and reduces dialyser and use first syndromic generation.Hemodialysis must be set up extracorporeal circulation with dialyser, blood vessel, and with the dialysis solution pipeline, sets up the dialysis solution pipeline, and dialyser is the key equipment of hemodialysis and the consumption equipment of Main Economic expenditure.The haemodialysis equipment complex structure of applying in hospital at present and depend on water source and power supply, when cutting off the water or having a power failure suddenly, can bring great impact to ongoing hemodialysis, increased patient's misery.In addition use at present hemodialysis widely normally to use a dialyser and the outer circulation of artery and vein bloody path pipe constituting body, after dialyser application several times, because its curative effect descends, the dialyser that namely goes out of use and more renew, but the dialyser capacity of this moment and decrease in efficiency be 20% left and right approximately, also have quite a few remaining function not to be utilized and to discard, if the residue function sum of two discarded dialysers can be taken full advantage of again, dialytic efficiency be can improve, its financial burden and hospital economy expenditure alleviated.In addition, in blood dialysis, can cause occurring the blood coagulation phenomenon because of multiple coagulant factor, the blood coagulation phenomenon can affect the quality of hemodialysis, reduces dialytic efficiency.

The utility model content

The purpose of this utility model is to provide a kind of haemodialysis equipment simple in structure at this, is used for hemodialysis, can reduce the blood coagulation phenomenon and occur, and can regulate velocity of blood flow, and convenient the use improved dialytic efficiency.

This utility model is achieved in that a kind of haemodialysis equipment of structure, includes ductus arteriosus, new dialyser, discarded dialyser, series connection blood vessel and venous duct;

The bloody path pipeline that this haemodialysis equipment is corresponding be by the blood chamber of ductus arteriosus, venous duct, these two dialysers and and the series connection blood vessel be composed in series; The blood chamber arterial end that described ductus arteriosus is corresponding with described new dialyser connects, the vein port that described discarded dialyser is corresponding is connected with described venous duct, corresponding dialysis solution conduit A, the dialysis solution conduit B of connecting on two dialysate holes of described new its side of dialyser; It is characterized in that:

Be respectively arranged with dialyzate bag A, dialyzate bag B on dialysis solution conduit A, dialysis solution conduit B;

Be connected with dialysis solution conduit C, dialysis solution conduit D on two dialysate holes of described discarded its side of dialyser;

Be respectively arranged with dialyzate bag C, dialyzate bag D on dialysis solution conduit C, dialysis solution conduit D; Be provided with the anticoagulant syringe by tee T on described ductus arteriosus; Be provided with on described dialysis solution conduit A, dialysis solution conduit B, dialysis solution conduit C, dialysis solution conduit D for the control fixture of controlling liquid or blood break-make; Be respectively equipped with the blood flow speed control valve on ductus arteriosus and venous duct.

, according to haemodialysis equipment described in the utility model, it is characterized in that: the dosing part is set on venous duct.

, according to haemodialysis equipment described in the utility model, it is characterized in that: ductus arteriosus, venous duct are provided with the blood sampling specimen hole.

The beneficial effects of the utility model are: this utility model provides a kind of haemodialysis equipment by improving at this, can improve dialytic efficiency, this apparatus structure is simple, can alleviate its financial burden and economic expenditure, be provided with the anticoagulant syringe by tee T on described ductus arteriosus, can reduce the blood coagulation phenomenon and occur; In addition, be equipped with two dialyzate bags on the new dialyser described in this utility model, discarded dialyser, dialysis solution replaces repeatedly, regularly changes fresh dialysis solution, the liquid pump of need not dialysing.Make the dialyser multiplexing number of times increase many times by improvement, because utilizing simultaneously two dough-making powder of preparing in the original plan the residue function of discarded dialyser not lessen the curative effect, both improved hemodialysis efficiency, alleviated again patient's financial burden, reduced again the economy expenditure of hospital, can greatly improve the Social benefit and economic benefit of hemodialysis, use is worth promoting; Be respectively equipped with the blood flow speed control valve on ductus arteriosus and venous duct, can play regulating action.

Description of drawings

Fig. 1 is haemodialysis equipment structural representation described in the utility model

in figure: 101, ductus arteriosus, 102, new dialyser, 102a, the blood chamber of new dialyser, 102b, new blood chamber arterial end corresponding to dialyser, 102c, new vein port corresponding to dialyser, 103, discarded dialyser, 103a, the blood chamber of discarded dialyser, 103b, discarded blood chamber arterial end corresponding to dialyser, 103c, the vein port of discarded dialyser 103 correspondences, 104, the series connection blood vessel, 105, venous duct, 106a, two dialysate holes of the new dialyser of 106b, 107a, corresponding dialysis solution conduit A, the 107b of connecting on new dialyser, corresponding dialysis solution conduit B, the 108a of connecting on new dialyser, dialyzate bag A, 108b, dialyzate bag B, 109a, 109 b discard two dialysate holes of dialyser, 110a, discarded dialyser is connected with dialysis solution conduit C, 110b, discarded dialyser is connected with dialysis solution conduit D, 111a, dialyzate bag C, 111b, dialyzate bag D, 112, the anticoagulant syringe, 113, the dosing part, 114, control fixture, 115, the blood flow speed control valve, 116, the blood sampling specimen hole.

The specific embodiment

Be described in detail below in conjunction with 1 pair of this utility model of accompanying drawing:

This utility model provides a kind of haemodialysis equipment at this, improve dialytic efficiency, simple in structure, alleviate its financial burden and economic expenditure, as shown in Figure 1: include ductus arteriosus 101, new dialyser 102, discarded dialyser 103, series connection blood vessel 104 and venous duct 105, the bloody path pipeline that this haemodialysis equipment is corresponding is to be composed in series by the blood chamber 102a of ductus arteriosus 101, venous duct 105, these two dialysers and 103a and the blood vessel 104 of connecting.The blood chamber arterial end 102b that described ductus arteriosus 101 is corresponding with described new dialyser 102 connects, the vein port 103c of described discarded dialyser 103 correspondences is connected with described venous duct 105, upper corresponding dialysis solution conduit A107a, the dialysis solution conduit B107b of connecting of two dialysate hole 106a, 106 b of described new dialyser 102 its sides, be respectively arranged with dialyzate bag A108a, dialyzate bag B108b on dialysis solution conduit A107a, dialysis solution conduit B107b.Be connected with dialysis solution conduit C110a, dialysis solution conduit D110b on two dialysate hole 109a, 109 b of described discarded dialyser 103 its sides, be respectively arranged with dialyzate bag C111a, dialyzate bag D111b on dialysis solution conduit C110a, dialysis solution conduit D110b.New dialyser 102 described in this utility model, discarded dialyser 103 are provided with two dialyzate bags, while when raising one, filling the dialyzate bag of dialysis solution, dialysis solution is namely by gravity, atmospheric pressure, the dialysis solution conduit inflow hemodialyzer through correspondence, flow out at another dialysate hole from hemodialyzer, flow in the sky dialyzate bag through another dialysis solution conduit, repeatedly replace, regularly change fresh dialysis solution, the liquid pump of need not dialysing.Be provided with anticoagulant syringe 112 by tee T on described ductus arteriosus 101, reduce the blood coagulation phenomenon and occur.Be provided with on described dialysis solution conduit A107a, dialysis solution conduit B107b, dialysis solution conduit C110a, dialysis solution conduit D110b for the control fixture 114 of controlling liquid or blood break-make.

Dosing part 113 is set on venous duct 105; Be respectively equipped with blood flow speed control valve 115 on ductus arteriosus 101 and venous duct 105, can play regulating action; Ductus arteriosus 101, venous duct 105 are provided with blood sampling specimen hole 116.

A discarded dialyser 103 is reused rear preparation and is discarded, this moment is at new dialyser 102 of its front series connection, when new dialyser 102 application repeatedly prepare to discard, being about to former discarded dialyser 103 throws away, again original new dialyser 102 is become and prepare discarded discarded dialyser 103, front separately adds a new dialyser again, and so Reusability gets final product; Both improved hemodialysis efficiency, and alleviated again patient's financial burden, and reduced again the economy expenditure of hospital, and can greatly improve the Social benefit and economic benefit of hemodialysis, use is worth promoting.

Claims (3)

1. a haemodialysis equipment, include ductus arteriosus (101), new dialyser (102), discarded dialyser (103), series connection blood vessel (104) and venous duct (105);

The bloody path pipeline that this haemodialysis equipment is corresponding be by the blood chamber (102a) of ductus arteriosus (101), venous duct (105), these two dialysers and (103a) and the series connection blood vessel (104) be composed in series; The blood chamber arterial end (102b) that described ductus arteriosus (101) is corresponding with described new dialyser (102) connects, the vein port (103c) that described discarded dialyser (103) is corresponding is connected with described venous duct (105), the upper correspondence connection of two dialysate holes (106a, 106b) of its side of described new dialyser (102) dialysis solution conduit A(107a), dialysis solution conduit B(107b); It is characterized in that:

Dialysis solution conduit A(107a), be respectively arranged with dialyzate bag A(108a dialysis solution conduit B(107b)), dialyzate bag B(108b);

Be connected with dialysis solution conduit C(110a on two dialysate holes (109a, 109b) of its side of described discarded dialyser (103)), dialysis solution conduit D(110b);

Dialysis solution conduit C(110a), be respectively arranged with dialyzate bag C(111a dialysis solution conduit D(110b)), dialyzate bag D(111b);

Described ductus arteriosus (101) is upper is provided with anticoagulant syringe (112) by tee T; Described dialysis solution conduit A(107a), be provided with dialysis solution conduit B(107b), dialysis solution conduit C(110a), dialysis solution conduit D(110b) for the control fixture (114) of controlling liquid or blood break-make; Be respectively equipped with blood flow speed control valve (115) on ductus arteriosus (101) and venous duct (105).

2. haemodialysis equipment according to claim 1, is characterized in that: dosing part (113) is set on described venous duct (105).

3. haemodialysis equipment according to claim 1, it is characterized in that: described ductus arteriosus (101), venous duct (105) are provided with blood sampling specimen hole (116).

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