JP4469814B2 - バルーンカテーテルの製造装置及びその製造方法 - Google Patents
バルーンカテーテルの製造装置及びその製造方法 Download PDFInfo
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- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
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- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0023—Combinations of extrusion moulding with other shaping operations combined with printing or marking
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/151—Coating hollow articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2083/00—Use of polymers having silicon, with or without sulfur, nitrogen, oxygen, or carbon only, in the main chain, as moulding material
- B29K2083/005—LSR, i.e. liquid silicone rubbers, or derivatives thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2022/00—Hollow articles
- B29L2022/005—Hollow articles having dividing walls, e.g. additional elements placed between object parts
- B29L2022/007—Hollow articles having dividing walls, e.g. additional elements placed between object parts integrally moulded or formed
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29L2031/00—Other particular articles
- B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29L2031/00—Other particular articles
- B29L2031/753—Medical equipment; Accessories therefor
- B29L2031/7542—Catheters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
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Description
再被覆圧出と加硫硬化が完了すると、前記チューブ進行方向における前記下方且つ該下方に垂直な方向の前記一側に一定間隔をおいて離間して配設されたチューブ切断部(530)にチューブを投入してチップが成形される長さに対応して、印刷された切断位置に合わせて一定の間隔をおいてチューブを切断する過程と、
切断したチューブの下端部を液状シリコーンゴム(40)に浸して、膨脹管(24)に負圧を加えてチップを製造する過程と、
製造したチップを所定の温度及び時間で2次加硫を行い、排出物排出口(170)を穿孔する過程と、を備えることを特徴とするバルーンカテーテルの製造方法。
図5は 本発明の好ましい実施形態に係るバルーンカテーテルの製造装置でチップ成形に用いる支持板と金型を示す斜視図であり、図6は本発明の好ましい実施形態に係るバルーンカテーテルの製造装置のチップ製造部を示す拡大断面図である。
504 T状ダイ、
505 印刷部、
506 レーザー穿孔部、
508 1次加硫部、
510 1次熱風加硫槽(HAV)、
511 引抜き部、512 引抜きローラ、
514 ガイドローラ、
516 離型剤塗布部、
518 離型剤塗布部チューブ供給ローラ、
520 ヒーティング/移送部、
522 再被覆圧出チューブ供給ローラ、
523 再被覆圧出機、
526 再被覆圧出加硫部、
528 再被覆熱風加硫槽、
529 再被覆圧出引抜き機、
530 チューブ切断機。
Claims (3)
- 圧出用T字形状ダイ(504)を通じてチューブ進行方向にチューブの1次圧出を行う1次圧出機(502)と、
前記1次圧出機(502)の側面に設けた前記T字形状ダイ(504)の前記チューブ進行方向における上方に一定間隔をおいて離間して設けられ、未加硫チューブに所定寸法のバルーン注入口(23)を、非接触式で一定の間隔をおいて連続的に穿孔するレーザー穿孔部(506)と、
前記レーザー穿孔部(506)の前記チューブ進行方向における前記上方に一定間隔をおいて離間して配設され、レーザー穿孔と同時に未加硫チューブに非接触式でチューブの切断位置を印刷する印刷部(505)と、
前記印刷部(505)の前記チューブ進行方向における前記上方に一定間隔をおいて離間して配設され前記穿孔及び印刷が完了した未加硫チューブを1次加硫する1次加硫部(508)と、
前記1次加硫部(508)の前記チューブ進行方向における前記上方に一定間隔をおいて離間して配設され、引抜きローラ(512)及びガイドローラ(514)から構成される引抜き部(511)と、
前記引抜き部(511)の前記チューブ進行方向における前記上方に垂直な方向の一側に一定間隔をおいて離間して配設され、離型剤塗布部(516)に1次加硫したチューブをヒーティング/移送部(520)に連係して断続的に供給と中止を繰り返す離型剤塗布部チューブ供給ローラ(518)と、
前記離型剤塗布部チューブ供給ローラ(518)の前記チューブ進行方向における前記上方に垂直な方向の一側に一定間隔をおいて離間して配設され、供給された1次加硫チューブにバルーン注入口(23)を中心に一定幅でその外周縁に離型剤を塗布する離型剤塗布部(516)と、
前記離型剤塗布部(516)の前記チューブ進行方向における前記上方に垂直な方向の前記一側に一定間隔をおいて離間して配設され、所定温度の熱風で乾燥を行い、別の離型剤塗布部チューブ供給ローラ(518)を通じて垂らすことによりチューブを保持し、再被覆圧出チューブ供給ローラ(522)に断続的にチューブを移送する前記ヒーティング/移送部(520)と、
前記ヒーティング/移送部(520)の前記チューブ進行方向における前記上方且つ該上方に垂直な方向の前記一側に一定間隔をおいて離間して配設され、前記ヒーティング/移送部(520)から断続的にチューブが供給され、前記チューブを垂らすことにより保持した後、連続的に前記チューブを供給する前記再被覆圧出チューブ供給ローラ(522)と、
前記再被覆圧出チューブ供給ローラ(522)より前記チューブ進行方向における前記上方とは反対の下方に一定間隔をおいて離間して配設された前記再被覆圧出チューブ供給ローラ(522)から供給されたチューブに連続的に再被覆圧出を行う再被覆圧出機(523)と、
前記再被覆圧出機(523)の前記チューブ進行方向における前記下方に一定間隔をおいて離間して配設され、再被覆圧出が完了したチューブに加硫硬化を行う再被覆圧出加硫部(526)と、
前記再被覆圧出加硫部(526)から前記チューブ進行方向における前記下方且つ該下方に垂直な方向の前記一側に一定間隔をおいて離間して配設され、再被覆の圧出と加硫硬化が完了したチューブを投入して、チップが成形される長さに合わせて、印刷された切断位置に沿ってチューブを切断する切断機(530)と、
前記切断機(530)により一定の長さに切断したチューブの下端部にチップを成形するために、吐出された液状シリコーンゴム(LSR)を貯留するチップ金型(50)と、
前記チップ金型(50)を支持する穿孔状の支持板(20)と、を備え、
これにより、バルーンカテーテルの製造工程のうちの自動化可能な工程を連続して配置したことを特徴とするバルーンカテーテルの製造装置。 - 請求項1に記載のバルーンカテーテルの製造装置によりバルーンカテーテルを製造する方法であって、
1次圧出機(502)の側面に設けられた圧出用T字形状ダイ(504)を通じてチューブ進行方向にチューブの1次圧出を行う過程と、
前記1次圧出機(502)のT字形状ダイ(504)の前記チューブ進行方向における上方に一定間隔をおいて離間して設けられたレーザー穿孔部(506)により未加硫チューブに所定寸法のバルーン注入口(23)を、該チューブに非接触式で一定の間隔をおいて連続的に穿孔する過程と、
前記レーザー穿孔部(506)の前記チューブ進行方向における前記上方に一定間隔をおいて離間して配設された印刷部(505)により前記レーザー穿孔過程における穿孔と同時に、バルーン注入口(23)から一定間隔をおいて離間した個所の未加硫チューブに非接触式でチューブの切断位置を印刷する過程と、
前記穿孔及び印刷が完了した未加硫チューブを前記印刷部(505)の前記チューブ進行方向における前記上方に一定間隔をおいて離間して配設された1次加硫部(508)に通過させて1次加硫を行う過程と、
前記1次加硫部(508)の前記チューブ進行方向における前記上方に一定間隔をおいて離間して配設された引抜き部(511)を構成する引抜きローラ(512)とガイドローラ(514)との間にチューブを通過させて引抜きを行う過程と、
前記引抜いたチューブを前記チューブ進行方向における前記上方とは反対の下方且つ該下方に垂らして、離型剤塗布部(516)で塗布が完了するたびに断続的にチューブを供給する過程と、
垂れているチューブを受けて前記バルーン注入口(23)を中心に一定幅で外周縁に離型剤を塗布する過程と、
前記離型剤塗布部(516)における離型剤の塗布が完了すると、その前記チューブ進行方向における前記離型剤塗布部(516)の後段で一定の熱風で加熱乾燥して再被覆圧出供給ローラ(522)にチューブを断続的に移送する過程と、
圧出チューブ供給ローラ(518)を通じて前記チューブ進行方向における前記下方に垂れながら受けた乾燥したチューブを再被覆圧出機(523)で連続的に圧出を行う過程と、
再被覆圧出が行われたチューブを前記再被覆圧出機(523)の前記チューブ進行方向における前記下方に一定間隔をおいて離間して配設された再被覆圧出加硫部(526)を通じて加硫硬化を行う過程と、
再被覆圧出と加硫硬化が完了すると、前記チューブ進行方向における前記下方且つ該下方に垂直な方向の前記一側に一定間隔をおいて離間して配設されたチューブ切断部(530)にチューブを投入してチップが成形される長さに対応して、印刷された切断位置に合わせて一定の間隔をおいてチューブを切断する過程と、
切断したチューブの下端部を液状シリコーンゴム(40)に浸して、膨脹管(24)に負圧を加えてチップを製造する過程と、
製造したチップを所定の温度及び時間で2次加硫を行い、排出物排出口(170)を穿孔する過程と、を備えることを特徴とするバルーンカテーテルの製造方法。 - 前記1次圧出と再被覆圧出の速度は同一であるか、少なくとも再被覆圧出速度が前記1次圧出速度より遅くならないように設定することを特徴とする請求項2に記載のバルーンカテーテルの製造方法。
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CN100473432C (zh) * | 2006-12-30 | 2009-04-01 | 中国人民解放军第三军医大学第一附属医院 | 肝段定位导管 |
IT1398225B1 (it) | 2009-02-05 | 2013-02-22 | Covidien Ag | Stampo per la formatura di una cuffia su di un tubo di plastica |
IT1398226B1 (it) * | 2009-02-05 | 2013-02-22 | Covidien Ag | Metodo di realizzazione di una cuffia su un tubo di plastica provvisto di guaina esterna |
EP2554209B1 (en) * | 2010-04-01 | 2019-02-27 | Seidensha Electronics Co., Ltd | Balloon catheter manufacturing apparatus and catheter connection apparatus |
EP2965891A1 (en) * | 2011-05-02 | 2016-01-13 | Dentsply IH AB | Method for manufacturing of a tubular object for insertion into a body passageway |
CN102688554B (zh) * | 2012-05-08 | 2013-06-19 | 浙江康康医疗器械有限公司 | 一次性输液器的导管多头自动供料装置 |
CN106163602B (zh) * | 2014-04-01 | 2019-11-01 | 泰尔茂株式会社 | 球囊涂敷方法、涂敷层控制方法及球囊涂敷装置 |
KR101527340B1 (ko) * | 2015-04-02 | 2015-06-09 | 이윤호 | 일체형 도뇨관 풍선 제조방법 |
SI3606715T1 (sl) * | 2017-04-04 | 2021-11-30 | Aviorec S.R.L. | Postopek za proizvodnjo meha |
KR20190007876A (ko) * | 2017-07-14 | 2019-01-23 | 이제권 | 벌룬 카테타 제조방법 |
KR102056983B1 (ko) * | 2018-06-15 | 2019-12-17 | 이제권 | 열경화성 수지를 이용한 벌룬 카테타 제조방법 및 그 장치 |
KR102220471B1 (ko) * | 2019-08-22 | 2021-02-25 | (주)엘티 | 소변 배출용 일체형 튜브를 구비한 폴리 카테터 및 이의 제조 방법 |
CN115501456B (zh) * | 2021-06-22 | 2024-04-26 | 上海加奇生物科技苏州有限公司 | 导引装置 |
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US2974713A (en) * | 1957-06-10 | 1961-03-14 | Porter Co Inc H K | Method of continuously producing reinforced hose |
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US5137671A (en) * | 1990-01-10 | 1992-08-11 | Rochester Medical Corporation | Methods of making balloon catheters |
US6482171B1 (en) * | 1991-07-16 | 2002-11-19 | Heartport, Inc. | Multi-lumen catheter |
JP3015310U (ja) | 1995-03-01 | 1995-08-29 | ワン アベ | シリコーンゴムカテーテル |
US5948345A (en) * | 1998-01-05 | 1999-09-07 | Medtronic, Inc. | Method for making medical balloon catheter |
US6165152A (en) * | 1998-09-11 | 2000-12-26 | Advanced Cardiovascular Systems, Inc. | Catheter with a flexible tip and taper and method of manufacture |
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US6623452B2 (en) * | 2000-12-19 | 2003-09-23 | Scimed Life Systems, Inc. | Drug delivery catheter having a highly compliant balloon with infusion holes |
KR100434720B1 (ko) * | 2001-01-03 | 2004-06-07 | 이근호 | 발룬 카테테르의 제조방법 |
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IL176191A0 (en) | 2006-10-05 |
US7670540B2 (en) | 2010-03-02 |
KR100689238B1 (ko) | 2007-03-02 |
KR20050071453A (ko) | 2005-07-07 |
TWI312692B (en) | 2009-08-01 |
DE602006006753D1 (de) | 2009-06-25 |
TW200706192A (en) | 2007-02-16 |
US20070006964A1 (en) | 2007-01-11 |
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