CN202036599U - Blood purifying device - Google Patents

Blood purifying device Download PDF

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Publication number
CN202036599U
CN202036599U CN201120082937XU CN201120082937U CN202036599U CN 202036599 U CN202036599 U CN 202036599U CN 201120082937X U CN201120082937X U CN 201120082937XU CN 201120082937 U CN201120082937 U CN 201120082937U CN 202036599 U CN202036599 U CN 202036599U
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China
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blood
stream
liquid
side end
mentioned
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Expired - Lifetime
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CN201120082937XU
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Chinese (zh)
Inventor
冈崎聪一郎
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Asahi Kasei Medical Co Ltd
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Asahi Kasei Kuraray Medical Co Ltd
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Abstract

The utility model provides a blood purifying device which comprises a blood purifier (10) for enabling blood to pass and to be purified, a blood loop (11) used for supplying blood from a blood sampling side end part (11a) to the blood purifier (10) and enabling the blood passing through the blood purifier (10) to return to a blood feedback side end part (11b), a liquid leading-in flow path (12) capable of being connected with a container (60) of reserved liquid and for leading in liquid from the container (60) to the blood loop (11), wherein a connector (30) with a valve is arranged in the blood loop (11) and can be used for connecting and disconnecting the liquid leading-in flow path (12), and when the liquid leading-in flow path (12) is connected, the connector (30) with the valve is opened, and when the liquid leading-in flow path (12) is disconnected, the connector (30) with the valve is closed. The liquid leading-in flow path (12) can be connected and disconnected in a manner of being opposite to at least one of the blood sampling side end part (11a) and the blood feedback side end part (11b) of the blood loop (11).

Description

Apparatus for purifying blood
Technical field
This utility model relates to the apparatus for purifying blood that is used to purify the blood.
Background technology
For example, as shown in Figure 5, be used for dialysing blood haemodialysis equipment, be used to separate and the apparatus for purifying blood of plasma exchange device etc. that exchanges the blood plasma of blood has blood purification 100 usually and utilizes pump 101 to supply with blood and make the blood that has passed through blood purification 100 turn back to the blood circuit 102 of blood recovery side end 102b to blood purification 100 from blood sampling side end 102a.In addition, apparatus for purifying blood has the infusion pipeline 104 (with reference to patent documentation 1) that is used for importing to blood circuit 102 from container 103 liquid of normal saline etc.Infusion pipeline 104 uses adapter 105 grades to be connected with the branch branch road 102c of blood circuit 102.
Patent documentation 1: Japan opens flat 1-178046 communique in fact
Utilize above-mentioned infusion pipeline 104, can be carrying out blood purification to carry out in blood circuit 102, supplying with normal saline for example before handling the startup filling (priming) in the loop 102 that purifies the blood handle, after blood purification is handled, use normal saline for example will remain in that blood blood circuit 102 in is extruded and carry out supplying with the transfusion processing etc. of normal saline for example when returning the blood recovery processing of blood, for example blood pressure reduction in the blood purification processing procedure etc. promptly the time to blood circuit 102.
But in above-mentioned apparatus for purifying blood, infusion pipeline 104 is connected with the branch branch road 102c of blood circuit 102.Therefore, when starting the filling processing, for normal saline being supplied in the whole blood circuit 102, need utilize the inflow portion (the branching portion A of the branch branch road 102c of blood circuit 102) of normal saline in the operation autoblood loop 102 of a plurality of anchor clamps 106 to switch upstream side and normal saline is supplied with on ground, downstream.Therefore, need numerous and diverse operation of anchor clamps 106.
In addition, in above-mentioned apparatus for purifying blood, infusion pipeline 104 utilizes adapter 105 to load and unload with respect to the branch branch road 102c of blood circuit 102.Therefore, when infusing processing, if when the part of adapter 105 produces lax the grade, patient's blood leakage may take place.
The utility model content
This utility model is made in view of the above problems, and its purpose is to provide and can starts the apparatus for purifying blood that the probability of blood leakage when infusing processing was handled and can be eliminated in filling simply.
Be used to realize that this utility model of above-mentioned purpose is the apparatus for purifying blood that is used to purify the blood, this apparatus for purifying blood comprises: blood purification, and it passes through blood and purifies this blood; Blood circuit, it is used for supplying with blood from the blood sampling side end to above-mentioned blood purification, and makes the blood that has passed through above-mentioned blood purification turn back to the blood recovery side end; Liquid imports stream, and it can be connected with the container of predetermined liquid, and is used for aforesaid liquid is imported to above-mentioned blood circuit from this container; In above-mentioned blood circuit, be provided with and freely load and unload the band valve connector that aforesaid liquid imports stream, the valve of above-mentioned band valve connector opens when aforesaid liquid imports stream on connecting when having unloaded aforesaid liquid importing stream and cuts out, and aforesaid liquid imports stream and can load and unload on the blood sampling side end and any one position at least in the blood recovery side end of above-mentioned blood circuit.
Adopt this utility model, the band valve connector is set in blood circuit, liquid imports stream can be with the valve connector loading and unloading with respect to this, and can be with respect to the blood sampling side end or the loading and unloading of blood recovery side end of blood circuit, therefore, when starting processing, liquid can be imported stream and be connected with blood sampling side end or blood recovery side end, liquid is flow in the blood circuit.Like this, once liquid just flows into and liquid can be transported to the blood recovery side end from the blood sampling side end of blood circuit and promptly be transported to whole blood circuit, therefore, can start the filling processing simply.In addition,, therefore, on blood circuit, do not need as in the past, to be provided for connecting the branch branch road that liquid imports stream, can not have the startup of carrying out blood circuit fully at whole blood circuit with leaking and handle because the band valve connector is arranged in blood circuit.In addition, import stream and blood circuit, therefore, can eliminate the probability of the blood leakage of blood circuit owing to use the band valve connector to connect liquid.
Aforesaid liquid imports stream and also can be discharged at by other connector device on any one position at least in above-mentioned blood sampling side end and the above-mentioned blood recovery side end.
Above-mentioned blood circuit also can have blood sampling stream and blood recovery stream, this blood sampling stream is used for supplying with blood from above-mentioned blood sampling side end to above-mentioned blood purification, this blood recovery stream is used to make the blood that has passed through above-mentioned blood purification to turn back to above-mentioned blood recovery side end, and above-mentioned band valve connector also can be located in the above-mentioned blood sampling stream.
Aforesaid liquid imports stream and also can optionally be connected with the container of the liquid that starts filling processing usefulness, the container that blood recovery is handled the liquid of usefulness, the container that the liquid of usefulness is handled in transfusion at least.
Adopt this utility model, can start processing simply, and can eliminate the probability of blood leakage when infusing processing, therefore, can provide easier use, the higher apparatus for purifying blood of safety.
Description of drawings
Fig. 1 is the schematic sketch map of the structure of expression apparatus for purifying blood.
Fig. 2 is the schematic key diagram of the structure of expression band valve connector.
Fig. 3 is that expression has connected the schematic key diagram of structure of band valve connector that liquid imports the state of stream.
Fig. 4 is that the blood sampling side end that is illustrated in blood circuit is connected with the key diagram of apparatus for purifying blood that liquid imports the state of stream.
Fig. 5 is the key diagram of the apparatus for purifying blood before the expression improvement.
The specific embodiment
Below, with reference to description of drawings this utility model preferred embodiment.Fig. 1 is the schematic key diagram of structure of the apparatus for purifying blood 1 of expression present embodiment.
As shown in Figure 1, apparatus for purifying blood 1 comprises: make blood for example by and the blood purification 10 that purifies the blood; Be used for supplying with blood and making the blood that has passed through blood purification 10 turn back to the blood circuit 11 of blood recovery side end 11b to blood purification 10 from blood sampling side end 11a; Can import stream 12 with respect to the liquid of blood circuit 11 loading and unloading.
Blood purification 10 is to be built-in with for example member of hollow-fibre membrane, adsorbing material, and it can remove from the blood that passes through or separate predetermined material and purify the blood according to purpose.
Blood circuit 11 has blood sampling stream 20 and blood recovery stream 21, this blood sampling stream 20 is communicated to blood purification 10 from the blood sampling side end 11a puncture in patient's pin portion for example is installed, and this blood recovery stream 21 is communicated to the blood recovery side end 11b that pin portion is installed from blood purification 10.Blood sampling loop 20 and return blood loop 21 and for example constitute by pipe.In blood sampling loop 20, for example be provided with and load and unload the pump 31 that liquid imports the band valve connector 30 of stream 12 and is used for pressurized delivered blood.In blood recovery stream 21, be provided with anchor clamps 32.
Band valve connector 30 has opens the valve of having closed when liquid imports stream 12 having unloaded when liquid imports stream 12 on connecting.For example, as shown in Figure 2, band valve connector 30 has container portions 40 and valve portion 41.Container portions 40 for example is formed with peristome 40a, 40b, 40c in relative top and bottom and this three place, side.Peristome 40a, the 40b of top and bottom is connected with the pipe of blood sampling stream 20 airtightly.In addition, valve portion 41 for example is Swabable Valve (a ス ヮ バ Block Le man's cap used in ancient times), and it is located on certain side of peristome 40c of container portions 40, and this valve portion 41 has valve cap 50 and spool 51.Valve cap 50 for example forms roughly tubular, has the front end opening 50a of diameter less than other parts.The pipe that liquid imports stream 12 can insert this front end opening 50a airtightly.Spool 51 is arranged in the valve cap 50.Spool 51 for example forms roughly tubular, has valve stream 51a in central authorities.Spool 51 is formed by the material that rubber etc. has flexibility, retractility.Be compressed the fore-end of front end opening 50a periphery under the state of spool 51 in being arranged at valve cap 50 and draught excluder stream 51a.Thus, valve is in closing state.In addition, as shown in Figure 3, when the pipe that liquid is imported stream 12 was inserted in the front end opening 50a, the fore-end of spool 51 was pushed open by the pipe of liquid importing stream 12 and is out of shape, thus relief valve stream 51a.Thus, valve becomes the state of opening, and liquid imports stream 12 and blood sampling stream 20 is connected.When the Guan Wei of liquid importing stream 12 was installed in the valve portion 41 fully, valve became closing state.
Liquid imports stream 12 and for example is made of pipe.As shown in Figure 1, an end 12a who imports stream 12 at liquid is provided with adapter 61, and this adapter 61 can connect to be incorporated with and starts filling and handle the container of the liquid of usefulness, be incorporated with a plurality of containers 60 such as container that blood recovery is handled the container of the liquid of usefulness, is incorporated with the liquid of the processing usefulness of infusing.The other end 12b that liquid imports stream 12 can load and unload with respect to band valve connector 30, in addition, as shown in Figure 4, liquid the other end 12b of importing stream 12 can be with respect to blood sampling side end 11a or blood recovery side end 11b loading and unloading (Fig. 4 represent be connected with the side end 11a that takes a blood sample state) by cloudy formula adapter 62.The both sides of adapter 62 are cloudy formula, the liquid of positive formula can be imported the other end 12b of stream 12 and blood sampling side end 11a from the both sides insertion and be connected airtightly.On liquid importing stream 12, for example also be provided with anchor clamps 63 and drop tube 64.
The action of the apparatus for purifying blood 1 that as above constitutes then, is described.For example, when starting processing, as shown in Figure 4, connect the container 60 that is incorporated with the physiological saline and so on liquid that starts filling processing usefulness on an end 12a of liquid importing stream 12, the other end 12b is connected by the blood sampling side end 11a of adapter 62 with the stream 20 of taking a blood sample.Then, open anchor clamps 63, the liquid of container 60 imports stream 12 by liquid and flow in the blood sampling stream 20 from blood sampling side end 11a, discharges from blood recovery side end 11b by blood sampling stream 20, blood purification 10, blood recovery stream 21.Thus, will be replaced into liquid in the blood circuit 20 and to cleaning in the blood circuit 20.In addition, at this moment, be connected because band valve connector 30 does not import stream 12 with liquid, therefore, valve is in closes.In addition, when starting processing, the other end 12b that liquid imports stream 12 also can be connected with blood recovery side end 11b.
When infusing when reducing etc. when handling carrying out the blood pressure of blood purification when handling, as shown in Figure 1, connect the container 60 of the physiological saline and so on liquid that being incorporated with transfusion processing usefulness on an end 12a of liquid importing stream 12, the other end 12b is connected with the band valve connector 30 of blood sampling stream 20.At this moment, the pipe that liquid is imported stream 12 is inserted in the front end opening 50a of valve cap 50, and valve is opened, and liquid imports stream 12 and blood sampling stream 20 is connected.In addition, at this moment, if the insertion of the pipe of liquid importing stream 12 is insufficient, then valve still is in closing state.Then, unclamp anchor clamps 63, the liquid of container 60 imports stream 12 by liquid and imports in the blood sampling stream 20 from band valve connector 30.Thus, to the blood supply liquid of blood circuit 20, for example can seek increased blood pressure.When the transfusion processing finishes, close anchor clamps 63.
When carrying out the blood recovery processing, unload the liquid that for example when blood purification is handled, is connected as shown in Figure 1 and import stream 12 with band valve connector 30.Thus, the valve of band valve connector 30 is closed.Then, as shown in Figure 4, connect the container 60 of the physiological saline and so on liquid that is incorporated with blood recovery processing usefulness on an end 12a of liquid importing stream 12, the other end 12b is connected by the blood sampling side end 11a of adapter 62 with blood sampling stream 20.Then, unclamp anchor clamps 63, the liquid of container 60 imports stream 12 by liquid and flow in the blood sampling stream 20 from blood sampling side end 11a, is transported to the patient by blood sampling stream 20, blood purification 10, blood recovery stream 21 from blood recovery side end 11b.Thus, remaining in blood in the blood circuit 20 is extruded by liquid and turns back to the patient.
Adopt above embodiment, band valve connector 30 is set in blood circuit 11, liquid imports stream 12 and can load and unload with respect to band valve connector 30, and can be with respect to the blood sampling side end 11a or the blood recovery side end 11b loading and unloading of blood circuit 11.Therefore, when starting the filling processing, liquid is imported stream 12 be connected with blood sampling side end 11a or blood recovery side end 11b, liquid can flow to blood recovery side end 11b from the blood sampling side end 11a of blood circuit 11.Like this, liquid once flows into just can be transported to liquid whole blood circuit 11, therefore, can start processing simply.In addition, because band valve connector 30 is arranged in blood circuit 11, therefore, do not need to be provided for connecting as in the past the branch branch road that liquid imports stream 12 on blood circuit 11, the startup filling that can carry out blood circuit 11 on whole blood circuit 11 nothing leakage ground is fully handled, the blood recovery processing.In addition, import stream 12 and blood circuit 11 owing to use band valve connector 30 to connect liquid, therefore, for example connect under the inadequate situation at this, valve becomes closing state, can eliminate the probability of the blood leakage of blood circuit 11.
Liquid imports stream 12 can be with respect to blood sampling side end 11a or blood recovery side end 11b loading and unloading by adapter 62, therefore, the liquid that for example can not change in the past imports the shape of stream 12 and blood sampling side end 11a or blood recovery side end 11b and directly application.
Because band valve connector 30 is located in the blood sampling stream 20, therefore, liquid can be imported to the upstream side of the blood purification 10 of blood circuit 11.Thus, the liquid that for example can prevent to be directed in the blood circuit 11 directly enter in patient's body, can stop liquid to import in the body when urgent etc. sneaking into bubble etc.In addition, the liquid that starts processing usefulness, the liquid that blood recovery is handled usefulness, each container 60 that the liquid of usefulness is handled in transfusion can be optionally connected at least, therefore, above-mentioned processing can be suitably carried out because liquid imports stream 12.
More than, with reference to description of drawings this utility model preferred embodiment, but this utility model is not limited to this example.Those skilled in the art can expect various modifications or revise example in the thought range that claims are put down in writing be conspicuous, and these also belong to technical scope of the present utility model certainly.
For example, the structure that the blood circuit 11 of above-mentioned embodiment record, liquid import stream 12 is not limited thereto, and also other members such as dropping funnel, pressure transducer can be set in loop, stream as required.In addition, according to the purpose of blood purification, on blood purification 10, also can connect the duplexure that is used for respect to blood purification 10 importings or drain.In addition, the band valve connector 30 of blood circuit 11 also can be other structures.
Industrial applicibility
This utility model is useful when starting the probability of the blood leakage when handling and eliminating transfusion and handling simply.

Claims (4)

1. apparatus for purifying blood, it is used to purify the blood, and this apparatus for purifying blood comprises:
Blood purification, it passes through blood and purifies this blood;
Blood circuit, it is used for supplying with blood from the blood sampling side end to above-mentioned blood purification, and makes the blood that has passed through above-mentioned blood purification turn back to the blood recovery side end;
Liquid imports stream, and it can be connected with the container of predetermined liquid, and is used for aforesaid liquid is imported to above-mentioned blood circuit from this container;
In above-mentioned blood circuit, be provided with and can freely load and unload the band valve connector that aforesaid liquid imports stream,
The valve of above-mentioned band valve connector opens when aforesaid liquid imports stream on connecting when having unloaded aforesaid liquid importing stream and cuts out,
Aforesaid liquid imports stream and can load and unload on the blood sampling side end and at least one position in the blood recovery side end of above-mentioned blood circuit.
2. apparatus for purifying blood according to claim 1 is characterized in that,
Aforesaid liquid imports the adapter of stream by other, can load and unload on any one position at least in above-mentioned blood sampling side end and above-mentioned blood recovery side end.
3. apparatus for purifying blood according to claim 1 and 2 is characterized in that,
Above-mentioned blood circuit has blood sampling stream and blood recovery stream, this blood sampling stream is used for supplying with blood from above-mentioned blood sampling side end to above-mentioned blood purification, this blood recovery stream is used to make the blood that has passed through above-mentioned blood purification to turn back to above-mentioned blood recovery side end
Above-mentioned band valve connector is located in the above-mentioned blood sampling stream.
4. according to each described apparatus for purifying blood in the claim 1～3, it is characterized in that,
Aforesaid liquid imports stream and can optionally be connected with the container of the liquid that starts filling processing usefulness, the container that blood recovery is handled the liquid of usefulness, the container that the liquid of usefulness is handled in transfusion at least.
CN201120082937XU 2010-03-23 2011-03-23 Blood purifying device Expired - Lifetime CN202036599U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010-066206 2010-03-23
JP2010066206A JP5496725B2 (en) 2010-03-23 2010-03-23 Blood purification equipment

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Publication Number Publication Date
CN202036599U true CN202036599U (en) 2011-11-16

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CN201120082937XU Expired - Lifetime CN202036599U (en) 2010-03-23 2011-03-23 Blood purifying device

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CN (1) CN202036599U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102500003A (en) * 2011-11-30 2012-06-20 虞文魁 Multi-functional in-vitro life support and treatment system integrated device
CN105477708A (en) * 2015-08-08 2016-04-13 常州华岳微创医疗器械有限公司 Blood purification apparatus with detachable line

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5934581B2 (en) * 2012-06-04 2016-06-15 東レ・メディカル株式会社 Blood purification equipment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0783764B2 (en) * 1987-03-13 1995-09-13 株式会社クラレ Automatic blood cleaning device
JP4223167B2 (en) * 2000-03-01 2009-02-12 日機装株式会社 Blood circuit
US20050261637A1 (en) * 2004-05-21 2005-11-24 Halkey-Roberts Corporation T-port with swabbable valve
JP4856897B2 (en) * 2005-06-06 2012-01-18 川澄化学工業株式会社 Mixed injection member and blood circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102500003A (en) * 2011-11-30 2012-06-20 虞文魁 Multi-functional in-vitro life support and treatment system integrated device
CN105477708A (en) * 2015-08-08 2016-04-13 常州华岳微创医疗器械有限公司 Blood purification apparatus with detachable line

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JP2011194122A (en) 2011-10-06

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: ASAHI KASEI MEDICAL CO., LTD.

Free format text: FORMER OWNER: ASAHI KASEI KURARAY MEDICAL CO., LTD.

Effective date: 20120724

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20120724

Address after: Tokyo, Japan, Japan

Patentee after: Asahi Kasei Medical Co., Ltd.

Address before: Tokyo, Japan, Japan

Patentee before: Asahi Kasei Kuraray Medical Co.

CX01 Expiry of patent term

Granted publication date: 20111116

CX01 Expiry of patent term