JPWO2018169054A1 - バルーンカテーテルおよびその製造方法並びに処置方法 - Google Patents
バルーンカテーテルおよびその製造方法並びに処置方法 Download PDFInfo
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- JPWO2018169054A1 JPWO2018169054A1 JP2019506300A JP2019506300A JPWO2018169054A1 JP WO2018169054 A1 JPWO2018169054 A1 JP WO2018169054A1 JP 2019506300 A JP2019506300 A JP 2019506300A JP 2019506300 A JP2019506300 A JP 2019506300A JP WO2018169054 A1 JPWO2018169054 A1 JP WO2018169054A1
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- balloon catheter
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- 229920000915 polyvinyl chloride Polymers 0.000 description 1
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- 229960002965 pravastatin Drugs 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- BPRHUIZQVSMCRT-VEUZHWNKSA-N rosuvastatin Chemical compound CC(C)C1=NC(N(C)S(C)(=O)=O)=NC(C=2C=CC(F)=CC=2)=C1\C=C\[C@@H](O)C[C@@H](O)CC(O)=O BPRHUIZQVSMCRT-VEUZHWNKSA-N 0.000 description 1
- 229960000672 rosuvastatin Drugs 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 210000000329 smooth muscle myocyte Anatomy 0.000 description 1
- 230000002966 stenotic effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229960001967 tacrolimus Drugs 0.000 description 1
- QJJXYPPXXYFBGM-SHYZHZOCSA-N tacrolimus Natural products CO[C@H]1C[C@H](CC[C@@H]1O)C=C(C)[C@H]2OC(=O)[C@H]3CCCCN3C(=O)C(=O)[C@@]4(O)O[C@@H]([C@H](C[C@H]4C)OC)[C@@H](C[C@H](C)CC(=C[C@@H](CC=C)C(=O)C[C@H](O)[C@H]2C)C)OC QJJXYPPXXYFBGM-SHYZHZOCSA-N 0.000 description 1
- 150000004579 taxol derivatives Chemical class 0.000 description 1
- 229940124597 therapeutic agent Drugs 0.000 description 1
- YYSFXUWWPNHNAZ-PKJQJFMNSA-N umirolimus Chemical compound C1[C@@H](OC)[C@H](OCCOCC)CC[C@H]1C[C@@H](C)[C@H]1OC(=O)[C@@H]2CCCCN2C(=O)C(=O)[C@](O)(O2)[C@H](C)CC[C@H]2C[C@H](OC)/C(C)=C/C=C/C=C/[C@@H](C)C[C@@H](C)C(=O)[C@H](OC)[C@H](O)/C(C)=C/[C@@H](C)C(=O)C1 YYSFXUWWPNHNAZ-PKJQJFMNSA-N 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
- CGTADGCBEXYWNE-JUKNQOCSSA-N zotarolimus Chemical compound N1([C@H]2CC[C@@H](C[C@@H](C)[C@H]3OC(=O)[C@@H]4CCCCN4C(=O)C(=O)[C@@]4(O)[C@H](C)CC[C@H](O4)C[C@@H](/C(C)=C/C=C/C=C/[C@@H](C)C[C@@H](C)C(=O)[C@H](OC)[C@H](O)/C(C)=C/[C@@H](C)C(=O)C3)OC)C[C@H]2OC)C=NN=N1 CGTADGCBEXYWNE-JUKNQOCSSA-N 0.000 description 1
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Images
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-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/08—Materials for coatings
- A61L29/10—Inorganic materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/12—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/14—Materials characterised by their function or physical properties, e.g. lubricating compositions
- A61L29/16—Biologically active materials, e.g. therapeutic substances
-
- 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
- A61M25/00—Catheters; Hollow probes
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
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- Veterinary Medicine (AREA)
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- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Heart & Thoracic Surgery (AREA)
- Epidemiology (AREA)
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- Pulmonology (AREA)
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Abstract
Description
30 バルーン
37 金属層
40 コート層
41 添加剤
42 薬剤結晶
45 コーティング液
50 カテーテルの製造装置
60 回転機構部
80 移動機構部
90 コーティング液供給部
94 ディスペンシングチューブ
100 制御部
120 蒸着装置
Claims (8)
- 生体管腔内に挿入可能なバルーンカテーテルであって、
長尺なカテーテル本体と、
前記カテーテル本体の遠位側に設けられて径方向へ拡張可能なバルーンと、
前記バルーンの外表面に配置される薬剤を含むコート層と、
前記バルーンの外表面に蒸着されずに前記コート層の外表面に蒸着された金属層と、を有するバルーンカテーテル。 - 前記金属層の材料は、金、白金、クロム、亜鉛、ニッケル、銀、銅からなる群から選択される少なくとも1つを含有する請求項1に記載のバルーンカテーテル。
- 前記金属層は、前記コート層の外表面を部分的に覆っている請求項1または2に記載のバルーンカテーテル。
- 前記薬剤は、ラパマイシン、パクリタキセル、ドセタキセルおよびエベロリムスからなる群から選択される少なくとも1つを含有する請求項1〜3のいずれか1項に記載のバルーンカテーテル。
- バルーンの外表面に薬剤を含むコート層が形成されたバルーンカテーテルの製造方法であって、
前記バルーンの外表面に薬剤を含むコート層を形成するステップと、
前記コート層の外表面に金属を蒸着して金属層を形成するステップと、を有するバルーンカテーテルの製造方法。 - 前記金属層の金属は、金、白金、クロム、亜鉛、ニッケル、銀、銅からなる群から選択される少なくとも1つを含有する請求項5に記載のバルーンカテーテルの製造方法。
- 前記金属層を形成するステップにおいて、前記コート層の外表面に部分的に前記金属層を形成する請求項5または6に記載のバルーンカテーテルの製造方法。
- 請求項1に記載のバルーンカテーテルを使用して生体管腔内の病変部に薬剤を送達する処置方法であって、
前記バルーンを生体管腔内に挿入して病変部へ到達させるステップと、
前記バルーンを拡張させて生体組織に押し付け、前記金属層を破壊しつつ前記薬剤を前記生体組織に接触させるステップと、
前記バルーンを収縮させて生体管腔から抜去するステップと、を有する処置方法。
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