CN209564447U - A kind of detachable and interchangeable blood dialysis circuit pipe - Google Patents

Abstract

The utility model discloses a kind of detachable and interchangeable blood dialysis circuit pipes, including blood circuit pipe, the first branch pipe and the second branch pipe are connected with by medical three connector on blood circuit pipe, filter jug is respectively connected on first branch pipe and the second branch pipe, the both ends of filter jug are respectively connected with hose coupling, the inner wall of hose coupling is equipped with anti-skid chequer, and the interior upper end of filter jug offers the entrance of back taper, and entrance matches with the first branch pipe and the second branch pipe；Pass through the first branch pipe of setting, the second branch pipe and filter jug, under the effect of flexible pipe for medical purpose folder, new filter jug is freely disassembled and installed by hose coupling, it is not required to stop dialysis when replacing filter jug, it can guarantee conveying to blood for blood circuit pipe last longer, it is not required to carry out blood circuit pipe integral replacing, the entrance of back taper can make blood formation certain pressure spray to the filtration core in filter jug, reduce blood clotting.

Description

A kind of detachable and interchangeable blood dialysis circuit pipe

Technical field

The utility model relates to medical apparatus and instruments technical field, in particular to a kind of detachable and interchangeable haemodialysis is returned Lu Guan.

Background technique

The current mainstream therapies for releasing oedema are extracorporeal blood dialysis: blood in patient body being extracted out, by external saturating The filtering of desorption device filters the excessive moisture in blood, and the remaining blood through " concentration " is fed back in vivo again, to reach releasing The purpose of oedema, haemodialysis are also to treat the common method of acute and chronic Delayed graft function and acute drugs poisoning and pesticide poisoning, At present China is had the up to ten million Chronic Renal Failure Patients to need every year and is sustained life with conventional hemodialysis, and is had and increased year by year Trend.

Need to use blood transportation tube road in haemodialysis, existing blood transportation tube road has the problem that

When in use, only it may only deal with a blood clotting, if the blood in dialysis procedure there are two fixed filter jug Repeatedly solidification occurs, still needs to stop the circuit dialysing, then more renewed, biggish pain can be caused to patient；Blood stream Human body can cool down in the duct out, when inside filter jug body, since velocity of blood flow is lower compared with slow and blood temperature, lead It causes blood easily to solidify, causes blood blocking that can not circulate, so that the frequency of replacement filter jug increases, lead to medical treatment The higher operating costs of instrument, and the lower blood of temperature enters after human body the pain that will increase patient.

Utility model content

For the above-mentioned prior art, the utility model lies in that providing a kind of detachable and interchangeable blood dialysis circuit pipe, tool Play the role of filter jug replacement be not required to shut down and blood temperature it is constant.

The technical solution of the utility model is achieved in that

A kind of detachable and interchangeable blood dialysis circuit pipe, including blood circuit pipe, the both ends point of the blood circuit pipe Do not connect with human vas and hemodialysis apparatus, on the blood circuit pipe by medical three connector be connected with the first branch pipe and Second branch pipe, first branch pipe and the second branch pipe are equipped with flexible pipe for medical purpose and press from both sides, on first branch pipe and second branch pipe It is respectively connected with filter jug, the both ends of the filter jug are respectively connected with hose coupling, and the inner wall of the hose coupling is equipped with anti-skid chequer, The hose coupling is connected on first branch pipe and second branch pipe by anti-skid chequer, and the interior upper end of the filter jug is opened Entrance equipped with back taper, the entrance match with first branch pipe and second branch pipe.

Further, one end of the filter jug is fixedly connected with exhaust head and air detection head, and the exhaust head and The air detection head runs through the filter jug outer wall, and is located at outside the filter jug.

Further, the both ends for being clamped in first branch pipe or second branch pipe of the flexible pipe for medical purpose folder, and institute It states when flexible pipe for medical purpose is clipped in clamping and is respectively positioned on the same side.

Further, the filter jug includes filtering kettle body, and the both ends of the filtering kettle body are connected with hose coupling, described The outer wall for filtering kettle body is equipped with constant temperature water pipe, and the outer wall of the constant temperature water pipe is equipped with insulating layer.

Further, further include the heating water tank with water inlet pipe and outlet pipe, the upper end of the constant temperature water pipe and it is described into Water pipe connection, the lower end of the constant temperature water pipe are connected with the outlet pipe, and the water inlet pipe is equipped with pump.

Further, the insulating layer successively includes bonding wall, heat-preservation cotton and fixation wall from inside to outside, and the bonding wall connects Connect the outer wall in the constant temperature water pipe.

The utility model has the beneficial effects that:

1, it when carrying out blood conveying, by the first branch pipe of setting, the second branch pipe and filter jug, is acted in flexible pipe for medical purpose folder Under, new filter jug is freely disassembled and installed by hose coupling, is not required to stop dialysis when replacing filter jug, it is ensured that Blood circuit pipe last longer conveys blood, is not required to carry out integral replacing to blood circuit pipe, back taper Entrance can make blood form certain pressure, can spray to filter jug, better filtering blood.

2, the outer wall for when in use, filtering kettle body is wound with constant temperature water pipe, there is the water circulated inside constant temperature water pipe, and The temperature of water is 37 degree, so that the blood of filtering kettle body is in human body temperature always, and constant temperature water pipe outer wall is covered with guarantor Warm layer, the heat-preservation cotton inside insulating layer can effectively keep the temperature filtering kettle body, reduce blood heat loss, reduction is because of blood Temperature is lower and leads to obtain blood clotting, reduces the use cost of medical equipment, mitigates the pain of patient.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only the preferred reality of the utility model Example is applied, it for those of ordinary skill in the art, without any creative labor, can also be attached according to these Figure obtains other attached drawings.

Fig. 1 is the structural schematic diagram of the utility model embodiment 1；

Fig. 2 is that the utility model is the structural schematic diagram that filter jug is connected with hose coupling；

Fig. 3 is the schematic diagram of internal structure that the utility model is filter jug；

Fig. 4 is the structural schematic diagram of the utility model embodiment 2；

Fig. 5 is the cross section structure schematic diagram that the utility model is filter jug；

Fig. 6 is the structural schematic diagram that the utility model is constant temperature water pipe and insulating layer.

In figure: 1 blood circuit pipe, 11 medical three connectors, 21 first branch pipes, the 22, second branch pipe, 23, flexible pipe for medical purpose folder, 3 Filter jug, 301 entrances, 302 exhaust heads, 303 air detection heads, 31 filtering kettle bodies, 32 constant temperature water pipes, 33 insulating layers, 331 bondings Wall, 332 heat-preservation cottons, 333 fixation walls, 4 hose couplings, 41 anti-skid chequers, 5 heating water tanks, 51 water inlet pipes, 52 outlet pipes, 521 pumps.

Specific embodiment

In order to be best understood from the utility model technology contents, specific embodiment is provided below, and practical to this in conjunction with attached drawing It is novel to be described further.

Embodiment 1

As shown in Figures 1 to 3, a kind of detachable and interchangeable blood dialysis circuit pipe, including blood circuit pipe 1, the blood One end of loop pipe 1 is connect with human vas, and the other end of the blood circuit pipe 1 is connect with hemodialysis apparatus.The blood First branch pipe 21 and the second branch pipe 22, first branch pipe 21 and second are connected with by medical three connector 11 in liquid loop pipe 1 Branch pipe 22 is equipped with flexible pipe for medical purpose folder 23.The mistake with filter screen is respectively connected on first branch pipe 21 and second branch pipe 22 Filter pot 3, filter screen is placed in filter jug middle position, filter jug 3 be fixedly connected with in the first branch pipe 21 and the second branch pipe 22 Between at position, the both ends for pressing from both sides 23 pair of first branch pipe 21 and the second branch pipe 22 convenient for flexible pipe for medical purpose carry out grip seal, are conducive to more Change filter jug 3.The both ends of the filter jug 3 are respectively connected with hose coupling 4, and the inner wall of the hose coupling 4 is equipped with anti-skid chequer 41, The hose coupling 4 is connected on first branch pipe 21 and second branch pipe 22 by anti-skid chequer 41, it is ensured that hose connects First 4 leakproofness connecting with the first branch pipe 21 and second branch pipe 22 ensure that the tightness of connection, and it is easy to disassemble and Installation.The interior upper end of the filter jug 3 offers the entrance 301 of back taper, the entrance 301 and first branch pipe 21 and institute The port for stating the second branch pipe 22 matches, and when so that blood flowing into entrance, forms certain pressure, blood is into filter jug 3 Filtration core injection, is convenient for blood filtration.

Specifically, one end of the filter jug 3 is fixedly connected with exhaust head 302 and air detection head 303, and the exhaust First 302 and the air detection head 303 run through the filter jug outer wall, and be located at the filter jug 3 outside.Exhaust head 302 For physiological saline is discharged, air detection head 303 is used to that extra air is discharged.

Specifically, the both ends for being clamped in first branch pipe 21 or second branch pipe 22 of the flexible pipe for medical purpose folder 23, And the flexible pipe for medical purpose folder 23 is respectively positioned on the same side when clamping, and realizes the sealing section to the first branch pipe 21 or the second branch pipe 22 Stream, prevent two flexible pipe for medical purpose folder 23 simultaneously to two branch pipes clamped and caused by stasis.

In the present embodiment: the first branch pipe 21 and the second branch pipe 22 are fixedly connected on blood circuit pipe 1, when in use, Two flexible pipe for medical purpose folders 23 are clamped in the both ends of the second branch pipe 22 respectively, the first branch pipe 21 is used only, are carrying out long-time blood When liquid conveys, 3 internal blood of filter jug on the first branch pipe 21 can solidify, and leading to velocity of blood flow, relatively slow even block can not The flexible pipe for medical purpose folder 23 of second branch pipe 22 is unclamped at this time, and flexible pipe for medical purpose folder 23 is clamped in the two of the first branch pipe 21 by circulation The filter jug 3 on the first branch pipe 21 is torn open from hose coupling 4 at this time so that blood is conveyed by the second branch pipe 22 at end Under, and new filter jug 3 is connect by hose coupling 4 with the first branch pipe 21, it is ensured that 1 last longer of blood circuit pipe Blood is conveyed.

Embodiment 2

Such as Fig. 4~6, a kind of detachable and interchangeable blood dialysis circuit pipe, the difference from embodiment 1 is that, the filtering Pot 3 includes filtering kettle body 31, and the both ends of the filtering kettle body 31 are connected with hose coupling 4, and the outer wall of the filtering kettle body 31 is set There is constant temperature water pipe 32, have the water circulated inside constant temperature water pipe 32, and the temperature of water is 37 degree, so that filtering kettle body 31 Blood be in human body temperature always, the outer wall of the constant temperature water pipe 32 is equipped with insulating layer 33, and the insulating layer 33 is from inside to outside It successively include bonding wall 331, heat-preservation cotton 332 and fixation wall 333, the bonding wall 331 is connected to the outer of the constant temperature water pipe 32 Wall, while heat-preservation cotton can be bonded, heat-preservation cotton can reduce the loss of blood temperature in filtering kettle body 31, and fixation wall plays solid Determine the effect of heat-preservation cotton and protective shell.It further include the heating water tank 5 with water inlet pipe 51 and outlet pipe 52, the constant temperature water pipe 32 Upper end and the water inlet pipe 51 connect, and the lower end of the constant temperature water pipe 32 and the outlet pipe 52 connect, on the water inlet pipe 52 Equipped with pump 521.The water of heating water tank 5 is delivered in constant temperature water pipe 32 by pump 521, realizes the circulation of water, guarantees that blood is located always In temperature constant state.Blood heat loss is reduced, reducing leads to obtain blood clotting because blood temperature is lower, reduces medical equipment Use cost mitigates the pain of patient.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (6)

1. a kind of detachable and interchangeable blood dialysis circuit pipe, which is characterized in that including blood circuit pipe, the blood circuit pipe Both ends connect respectively with human vas and hemodialysis apparatus, be connected with by medical three connector on the blood circuit pipe One branch pipe and the second branch pipe, first branch pipe and the second branch pipe are equipped with flexible pipe for medical purpose folder, first branch pipe and described the Filter jug is respectively connected on two branch pipes, the both ends of the filter jug are respectively connected with hose coupling, and the inner wall of the hose coupling is set There is anti-skid chequer, the hose coupling is connected on first branch pipe and second branch pipe by anti-skid chequer, the filter jug Interior upper end offer the entrance of back taper, the entrance matches with first branch pipe and second branch pipe.

2. the detachable and interchangeable blood dialysis circuit pipe of one kind according to claim 1, which is characterized in that the filter jug One end be fixedly connected with exhaust head and air detection head, and the exhaust head and the air detection head run through the filter jug Outer wall, and be located at outside the filter jug.

3. the detachable and interchangeable blood dialysis circuit pipe of one kind according to claim 1, which is characterized in that described medical soft The both ends for being clamped in first branch pipe or second branch pipe of pipe clamp, and when flexible pipe for medical purpose is clipped in clamping be respectively positioned on it is same Side.

4. the detachable and interchangeable blood dialysis circuit pipe of one kind according to claim 1, which is characterized in that the filter jug Including filtering kettle body, the both ends of the filtering kettle body are connected with hose coupling, and the outer wall of the filtering kettle body is equipped with constant temperature water pipe, The outer wall of the constant temperature water pipe is equipped with insulating layer.

5. the detachable and interchangeable blood dialysis circuit pipe of one kind according to claim 4, which is characterized in that further include bringing into The heating water tank of water pipe and outlet pipe, the upper end of the constant temperature water pipe are connected with the water inlet pipe, the lower end of the constant temperature water pipe It is connected with the outlet pipe, the water inlet pipe is equipped with pump.

6. the detachable and interchangeable blood dialysis circuit pipe of one kind according to claim 4, which is characterized in that the insulating layer It from inside to outside successively include bonding wall, heat-preservation cotton and fixation wall, the bonding wall is connected to the outer wall of the constant temperature water pipe.