JP7106556B2 - 血液成分採取用カセット及びその製造方法 - Google Patents
血液成分採取用カセット及びその製造方法 Download PDFInfo
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- 239000012503 blood component Substances 0.000 title claims description 92
- 238000004519 manufacturing process Methods 0.000 title claims description 32
- 239000000463 material Substances 0.000 claims description 51
- 230000002093 peripheral effect Effects 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 30
- 238000000071 blow moulding Methods 0.000 claims description 15
- 238000000465 moulding Methods 0.000 claims description 15
- 239000007779 soft material Substances 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 12
- 238000005304 joining Methods 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 7
- 210000000078 claw Anatomy 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 2
- 210000004369 blood Anatomy 0.000 description 78
- 239000008280 blood Substances 0.000 description 78
- 239000007788 liquid Substances 0.000 description 20
- 230000008569 process Effects 0.000 description 9
- 208000007536 Thrombosis Diseases 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 6
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004927 fusion Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000002617 apheresis Methods 0.000 description 3
- 210000003743 erythrocyte Anatomy 0.000 description 3
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 230000037452 priming Effects 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004520 agglutination Effects 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- 210000001754 blood buffy coat Anatomy 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000379 polypropylene carbonate Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/02—Blood transfusion apparatus
- A61M1/0209—Multiple bag systems for separating or storing blood components
- A61M1/0218—Multiple bag systems for separating or storing blood components with filters
- A61M1/0222—Multiple bag systems for separating or storing blood components with filters and filter bypass
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/02—Blood transfusion apparatus
- A61M1/025—Means for agitating or shaking blood containers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/30—Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
- A61M1/3496—Plasmapheresis; Leucopheresis; Lymphopheresis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3622—Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
- A61M1/36226—Constructional details of cassettes, e.g. specific details on material or shape
- A61M1/362261—Constructional details of cassettes, e.g. specific details on material or shape at least one cassette surface or portion thereof being flexible, e.g. the cassette having a rigid base portion with preformed channels and being covered with a foil
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- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3622—Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
- A61M1/36226—Constructional details of cassettes, e.g. specific details on material or shape
- A61M1/362263—Details of incorporated filters
- A61M1/362264—Details of incorporated filters the filter being a blood filter
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- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3622—Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
- A61M1/36226—Constructional details of cassettes, e.g. specific details on material or shape
- A61M1/362265—Details of valves
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- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3672—Means preventing coagulation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/38—Removing constituents from donor blood and storing or returning remainder to body, e.g. for transfusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/111—Making filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
- A61M2202/0413—Blood
- A61M2202/0415—Plasma
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/12—General characteristics of the apparatus with interchangeable cassettes forming partially or totally the fluid circuit
- A61M2205/125—General characteristics of the apparatus with interchangeable cassettes forming partially or totally the fluid circuit with incorporated filters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7545—General characteristics of the apparatus with filters for solid matter, e.g. microaggregates
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2207/00—Methods of manufacture, assembly or production
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
- B04B5/0442—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers with means for adding or withdrawing liquid substances during the centrifugation, e.g. continuous centrifugation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
- B29C2049/2008—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements inside the article
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- B29L2031/00—Other particular articles
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Description
40…カセット本体 40a…第1シート
40b…第2シート 42…流路
60…フィルタ部材 64…係合部
64a…係合アーム 74…ブローノズル
Claims (10)
- 流路が形成されたカセット本体を備え、血液成分分離装置に装着可能に構成された血液成分採取用カセットであって、
前記カセット本体は、軟質素材で形成されており、
前記カセット本体内の前記流路上に、血液成分が凝集した物質をトラップするためのフィルタ部材が配置されており、
前記カセット本体は、軟質素材で形成された第1シート及び第2シートを有し、前記第1シートと前記第2シートとは厚さ方向に重ねられ且つ互いに結合しており、前記第1シートと前記第2シートとの間に前記流路が形成されており、
前記カセット本体をブロー成形する際に用いられるブローノズルの先端部に着脱可能な係合部が前記フィルタ部材に設けられている、
ことを特徴とする血液成分採取用カセット。 - 請求項1記載の血液成分採取用カセットにおいて、
前記カセット本体は、前記フィルタ部材を収容するフィルタ収容部を有し、
前記フィルタ部材は、前記フィルタ収容部の内周部に固定されている、
ことを特徴とする血液成分採取用カセット。 - 流路が形成されたカセット本体を備え、血液成分分離装置に装着可能に構成された血液成分採取用カセットであって、
前記カセット本体は、軟質素材で形成されており、
前記カセット本体内の前記流路上に、血液成分が凝集した物質をトラップするためのフィルタ部材が配置されており、
前記カセット本体を成形する際に用いられる治具の先端部に着脱可能な係合部が前記フィルタ部材に設けられている、
ことを特徴とする血液成分採取用カセット。 - 請求項1~3のいずれか1項に記載の血液成分採取用カセットにおいて、
前記フィルタ部材は、一端側に開口部が設けられ他端側に底部が設けられた筒状のフィルタ本体部を有し、
前記係合部は、前記フィルタ本体部の前記他端側から前記開口部とは逆方向に突出している、
ことを特徴とする血液成分採取用カセット。 - 請求項4記載の血液成分採取用カセットにおいて、
前記係合部は、周方向に間隔を置いて設けられた複数の係合アームを有し、
前記複数の係合アームの各々の自由端部には、内側に向かって突出した係合ツメが設けられている、
ことを特徴とする血液成分採取用カセット。 - 請求項1記載の血液成分採取用カセットにおいて、
前記フィルタ部材は、一端側に開口部が設けられ他端側に底部が設けられた筒状のフィルタ本体部を有し、
前記フィルタ本体部の外周部には、当該外周部の全周に亘って延在するとともに前記カセット本体と密着した環状リブが設けられている、
ことを特徴とする血液成分採取用カセット。 - 請求項1記載の血液成分採取用カセットにおいて、
前記フィルタ部材は、一端側に開口部が設けられた周壁部と、前記周壁部の他端側に設けられた底部とを有する筒状に構成されており、
前記周壁部及び前記底部の各々にメッシュ部が形成され、
前記周壁部の外形形状は、前記底部側に向かって細くなっている、
ことを特徴とする血液成分採取用カセット。 - 流路が形成されたカセット本体を備えるとともに血液成分分離装置に装着可能に構成された血液成分採取用カセットの製造方法であって、
軟質素材で形成された第1素材シートと第2素材シートとの間に、フィルタ部材を配置する配置工程と、
前記配置工程後に、前記第1素材シートと前記第2素材シートを前記フィルタ部材とともに金型間に挟み込んで、前記第1素材シートと前記第2素材シートとを接合するとともに、前記フィルタ部材が配置された前記流路が形成されるようにブロー成形する接合・成形工程と、を含み、
前記フィルタ部材は、前記ブロー成形に用いられるブローノズルの先端部に着脱可能な係合部を有し、
前記配置工程の前に、前記ブローノズルの前記先端部に前記フィルタ部材を装着する装着工程と、
前記接合・成形工程の後に、前記ブローノズルを前記フィルタ部材から離脱させる離脱工程と、を含む、
ことを特徴とする血液成分採取用カセットの製造方法。 - 請求項8記載の血液成分採取用カセットの製造方法において、
前記ブローノズルは、ノズル胴体部から縮径して先端方向に延出する細径ノズル部を有する、
ことを特徴とする血液成分採取用カセットの製造方法。 - 請求項9記載の血液成分採取用カセットの製造方法において、
前記細径ノズル部の先端部外周に、前記フィルタ部材の前記係合部が係合可能な環状凸部が設けられている、
ことを特徴とする血液成分採取用カセットの製造方法。
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JP2017057687 | 2017-03-23 | ||
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PCT/JP2018/011131 WO2018174074A1 (en) | 2017-03-23 | 2018-03-20 | Cassette for a blood component collection system and manufacturing method thereof |
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WO2018230155A1 (en) * | 2017-06-16 | 2018-12-20 | Terumo Kabushiki Kaisha | Blood component collection cassette and method to measure the blood pressure inside the cassette |
US11883569B2 (en) * | 2017-08-14 | 2024-01-30 | Terumo Kabushiki Kaisha | Biological component collection cassette, kit, or system, and method of manufacture |
JP7261791B2 (ja) | 2017-09-28 | 2023-04-20 | テルモ株式会社 | 生体成分採取用デバイス、生体成分採取システム、及び生体成分採取システムの動作方法 |
WO2019065812A1 (en) | 2017-09-28 | 2019-04-04 | Terumo Kabushiki Kaisha | SYSTEM FOR COLLECTING BIOLOGICAL CONSTITUENTS AND METHOD FOR ACQUIRING INTERNAL PRESSURE OF CIRCUIT |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003508170A (ja) | 1999-09-03 | 2003-03-04 | バクスター・インターナショナル・インコーポレイテッド | 種々のオンライン処理タスクを実施するために多機能ポンプステーションを使用する血液分離システムおよび方法 |
JP2007135662A (ja) | 2005-11-15 | 2007-06-07 | Terumo Corp | 血液処理器具 |
US20100274171A1 (en) | 2007-12-04 | 2010-10-28 | Gambro Lundia Ab | Extracorporeal blood circuit |
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JP3758853B2 (ja) | 1997-11-28 | 2006-03-22 | テルモ株式会社 | 白血球除去器 |
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- 2018-03-20 US US16/496,341 patent/US11590268B2/en active Active
- 2018-03-20 JP JP2019543868A patent/JP7106556B2/ja active Active
- 2018-03-20 EP EP18716374.6A patent/EP3600475B1/en active Active
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JP2020511195A (ja) | 2020-04-16 |
US11590268B2 (en) | 2023-02-28 |
WO2018174074A1 (en) | 2018-09-27 |
EP3600475B1 (en) | 2022-03-30 |
EP3600475A1 (en) | 2020-02-05 |
US20200030505A1 (en) | 2020-01-30 |
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