JPS6058169A - カテ−テル偏向案内装置及び方法 - Google Patents

カテ−テル偏向案内装置及び方法

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Publication number
JPS6058169A
JPS6058169A JP59121647A JP12164784A JPS6058169A JP S6058169 A JPS6058169 A JP S6058169A JP 59121647 A JP59121647 A JP 59121647A JP 12164784 A JP12164784 A JP 12164784A JP S6058169 A JPS6058169 A JP S6058169A
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Japan
Prior art keywords
branch
catheter
artery
guide
conduit
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JP59121647A
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English (en)
Inventor
トマス・ジエイ・フオガテイー
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Individual
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M25/00Catheters; Hollow probes
    • A61M25/01Introducing, guiding, advancing, emplacing or holding catheters
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/39Markers, e.g. radio-opaque or breast lesions markers
    • A61B2090/3966Radiopaque markers visible in an X-ray image
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M25/00Catheters; Hollow probes
    • A61M2025/0018Catheters; Hollow probes having a plug, e.g. an inflatable plug for closing catheter lumens
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M25/00Catheters; Hollow probes
    • A61M25/01Introducing, guiding, advancing, emplacing or holding catheters
    • A61M2025/018Catheters having a lateral opening for guiding elongated means lateral to the catheter
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M25/00Catheters; Hollow probes
    • A61M25/0067Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0068Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
    • A61M25/0069Tip not integral with tube
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M25/00Catheters; Hollow probes
    • A61M25/01Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/0105Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0108Steering means as part of the catheter or advancing means; Markers for positioning using radio-opaque or ultrasound markers

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 (技術外1Ilf) 本発明の技術分野は、拡張、閉灯1、LF人、除去又は
視覚化する為に、管の中に少数のカブーテ/Lを白装置
することに1刀XS t、で用いl;、 t+るカテー
テル備品に関すイ)。つりトリ、いくつかのカブーテ/
LをさL2込む手11ir+に基本的に関連して用いら
り、るものに関する。
さらに明碌゛にすると、本発明は、通常の装置では近づ
くことが困難か又は不1−1]能である部位に、2番目
のカブ−デルを導いてその位置に留、V)る為の第1番
目の、つまりカテーテルを偏向り、−C案内する装置及
びその方法に関する1、第2番11C)ツノシー−チル
には、主として拡張、注入、渭!流、診断又は閉塞除去
手術用のカテーテルが含まり、る、yt:;/こ、本発
明の第1のカテーテルは、第2のJノテープ゛ルの代わ
りにガイドワイヤを導いて所定の位bJNVC留めたり
することにも用いられろ。
(従来技術の説明) カブ−チルを偏向案内する装置に関すイ)イlη来4支
術は存在しない。
(発明の概要) ?n]記偏向案内カテカブノシ・、つまり第1のノyチ
ーチルは、第2のカテーテルが通過う゛るのに十分な案
内管眸を有する。管腔は案内カテーテルの長さの大部分
において、同カデーブルの軸線に沿−って延びている。
その管腔はカテーテルの末端部に近づくにつれて、軸線
から角度をなL5−〔滑カ・VC11,117J’って
出口で終端する。この出口は、1917角形成動ru葭
の入口に語口して容易に配置できる。青1f’1′−,
の末端部のこの上“)なり曲した形状によれば、第2カ
テ・−デルか1)il :il、Ilす41間にそのカ
ブ−デルが支持され、庄/へ、第2カテーブルを配置し
7、膨張し、かつ、又は、押出する間に第2カデーテル
が後退し得ないよ′)にさ4する。
このカブ−チル偏向案内装置は、分枝した一方の枝かに
)1(12力の枝にカテーテルを移動する場合に間:、
1.+かある一°般のカテーテル挿入技法に関L2て使
用できく)。
(j゛醍も1I−j: f L、い′太加り例の説明)
カー1−−〜−7−ル案内装置は、柔軟な管状の本体(
10)を含み、この本体(1U)には、丸めr〕れた末
端部(12)と、カブ−チル内にガイドワイヤ又は他の
カデーテルイし・容易に挿入する為の漏斗状の案内ノケ
ソト(15)をf]する、接近1り能な案内部(14)
とが形成さJドている。+1fJ記カテーテル(10)
は、管腔(18)をイIIGえて−13・す、この’R
IIO(18)はカブ−デルの長さ方向の大部分のR1
12に糾−って軸線に沿って延長し、その後、IIII
J +riiのイJ(9合lIC22)で糸条わってい
る未習台m(20)シr−l:’if力)l)’7’A
’r(’)〆+)V曲ゾ+)′)てll)7y−カテー
テル案内装置は、末端部(12)及び供給口(22)の
位置を示す為に、又は、この但給ト1(22)と分岐動
脈(26)の入口とを補助的に一致させる為に、信号を
通過させないマークがイτJされていて)。このマーク
は参照番号(24)で示◇れている。
第3図は、例えば、分枝(26)を具えた三核に分かれ
た冠状動脈(28)を示す。分か11、た枝の内部には
治療すべき狭窄病変部(口0)がある。
カテーテル偏向案内装置(10)は、案内カブ−チル(
32)を通って、動脈1で沿って揮ば1Lイ)が、案内
カテーテル(32)は、米国特許4,323.D l 
1号、;[2載の案内カテーテル(21)と同イ子のも
のである。
環状の案内マーク(24)は、枝分か”1,7”C動脈
(26)の入口に供給L:](22)が到達しまたこと
を知らせて)。
カテーテル(10)は、その時、その細軸を中心として
回転さh、分かれた動脈の人(二1に夕・」向トて供給
口(22)が配置されることになる。このjμ合には、
供給口(22)の長軸線に沿って延びるマーク(2,1
)か調整の為に用いられる。この結果、カテーテル偏向
案内装置(10)と、主動脈(2B)及び枝動脈(26
)との関係は第4図に示す形状になる。カデーテ4(1
0)の本体は、1i111i叶ノ1だ、つまり比較的堅
いが…目ずやずい構蹟L ’iつている。ぞ旧ば枝分か
Jul、た動脈に供給[、+(22)を向けさぜるのに
必要にして十分なトルクな伝える為である。しかし、カ
テーテル(10)の末端部(12)は、なめらかで、か
つ柔軟に造られている。
カテーテル(10)と主動脈及び枝動脈の関係が第4図
に示す状態になると、第5図に示すように、柔軟な管状
の本体(38)及び膨張端部(40)で構成さAtだ拡
張カテーテル(口6)は、カテーテル(10)の管11
やに沿ってカテーテル(10)の11I11面にある供
給m1(22)な曲過して、分枝1./こ動脈の狭2ρ
病変部(30)(\j近に供給される11.jJイドワ
イヤ回様に他の形式のカテーテルも、カテーテル(10
)に?F1<)て送ることかできる1、膨張端部(40
)は、反転型が好ましく、このタイプは最初の1)す張
の段階ではかなりの程度放射状に膨張することな(カテ
ーテルの外にめくり返る性質を41し、ま/こ、その後
の第2の膨張の段階では放射状に膨張する性質を何して
いる。従つて、このような膨張部は、病変部(30)の
中+=1”めくり返さね7、そし7て放射状に膨張させ
r)」7ると、病変部は押し広げられ動脈が拡張し7て
n+冒11の流ね、が増大する。
第6図の実施例においては、ノlテーブル偏向案内装置
は、分岐した動脈(26)を超えてさ1゛)に1削くな
った動脈(2B)の末yiM部に先端部を容易に供給す
ることができるように径が小さくさハ/こ先で1,1部
(112)を有している。
第7図に示すカテーテル偏向案内装置の実施例は、カテ
ーテルの端部に固定的にガイドワイヤ延長部(113)
が取付けられた状態な示す。このガイドワイヤ延長部は
、動脈(28)から分岐り、/、−小さな末端部にカテ
ーテルの端部な供給する為のフIjツビ′−カイl’ 
(floppy gulde )としで伸υく。
第8図及び第9図に示ずカテーテルの実施例は、管+r
=′?(18)の軸方向の延長部(+19)をhず”’
 o ’+’? l+りと延長部の結合点には、コト栓
(121)が抜げないように詰められでいる。この枠(
121)にr)イト−ツイヤ(123)を貫通させても
よい。従って、このカデーテルイ111)向:f5内装
置に係る実施例は、案内装置かカイ1ワイヤの囲いを被
うことによって案内装置を定位ii’Yに配置″6′す
ることかできる。カテーテル偏向装置i;4条内・、l
、1. iI+、’、を定位置に留めた後で、かつ、2
1)2カデーテルを定位置i/c配置1!′I“する前
に、ガイドワイヤ(123)は、抜き取t:);I’L
、ワイヤ(123)が貫lIl’l l−でい/こゾラ
グ(121)の通路は自己シール動作(tこ、1、′−
)で閉じ’:l Llゆイ、やか1・・(カーフした簀
11”jj末端部(20)の形状は、カブーラー刀(1
0)に閂し7て相対的に拡張カブーテ/L。
(66)が前ノU−シている間、jlll、拡張カブー
iノしく66)を支41″1’るのに没に立ち、ま/こ
、拡張カブーデ/l。
(66)を配置、膨張かつ又(ま押出す間に拡張カブー
ーンル(36)が、カテーテル(10)に対して相対的
に後退さv:f、; 5)Jニー)にしでいることが、
第2図から明らかであく’t1 1易合によって(土、カイ1〜ワイヤをまずカブーブー
ル(10)に、[↓i、li aぜ、続いて拡張カテー
テルをガイドワイヤに沿・−〕てカカテーテル1D)内
に導入するこカテーテル(36)は、図中に示すように
、膨張部をカテーテル(10)からまず露出させて反転
、1)5≦張するのではなく、むしろ、カテーテル(1
0)の内部で膨張部を反転、膨張させておくこともでき
る。
【図面の簡単な説明】
第1図は、カテーテル偏向案内装置の斜視図、第2図は
、第1図における2−2勝による拡大断面図、第3図は
、カテーテル(Irlj向案内装買が動脈内部を分岐点
にlL+]かつて移動していイl状態を示す図、第4図
は、第6図と同様の図であるか、動脈内の分岐点に対し
てカテーテルの4011面の供給に1を整合配置させた
図、第5図は、第41ン1と同様の図で、拡張カテーテ
ルかカテーテル(I:ii向案内か(置の側面にある供
給「」から分岐点の中に挿入され/ζ状態を7J<ず図
、第6図乃至第9図(ま、カラーーープル偏向案内装置
に択一的に用いら]する様々なIJi :uriの先端
の形状を示す図である。 剃許出願代理人 弁理士 山 崎 行 漬 手続補正7q 昭和59年 9月II El 特5′1庁艮官 殿 氏 名 1〜マス・ジエイ・フオガディー氏 名 (8
821)弁理T1■1 盲部・ ・ ;“、1・ □ 
。 昭和 年 月 日 6 補正の対象 明細出のタイプ浄町

Claims (5)

    【特許請求の範囲】
  1. (1)眉1jJえ<−A’:軟な管状の本体を備え、管
    路(で沿ってカイI・ワ・イヤ及び他のカブ・−チルを
    案内し7、かつ枝分かij、 12だ管路内に前記ガイ
    ドワイヤ及び仙の)J11記カブーーーj゛ルを1]i
    )向させて挿入するカブ−−デフ1偏向案内装置におい
    て、前記本体にば11’l jt−勾・イドワイヤ、及
    び前記力テーブルを収容案内する装置がF’t yl:
     h、、該収容案内装置は、主・及42間部分と副次空
    間部分とをイjする管腔を備え、前記十要空1ハ」部分
    は、tiiJ記本体の長さの大部を占める。Lうに前記
    本体の軸線方向に延長し7 :l’、・す、前記副次空
    間部分は、前記本体の末端部に(5,”l一式1〜て、
    fe’l ii+:主要空間部分から外側に向か勺−ご
    ゆるやかにカーブし、角度づけされた出(−1部で終端
    する力j−−チル偏向案内装置。
  2. (2)qへif”l’ i、+’? :”」(の範囲タ
    ロI)項記載の装置において、前記出i−1iXl〜は
    (1“1円形状であり、該楕円の長軸と上記本体の長さ
    方向の軸とが実質的に同−乎面内にあく)装置。
  3. (3)特許請求の範囲第(1,1項記イ少の装置ICb
    い°C1前記本体には、信号を通過させないマークが記
    さ1+、てあり、こ)′シによく)で、前記本体の末端
    部と出口部を動脈の分岐点に対して+E lh’rに位
    置づけすることができる装置。
  4. (4)拡張カテーテルを管路がら分岐管路に移動させる
    方法において、分岐点に、前記管路にj・′Dって延出
    し、つづいて前記管路と前記分岐′1!1路間の角度に
    従って方向を変え、角度づげられ/ζ出[」部に達する
    通路を有するカブ・−チル案内用管を配置し、前記案内
    用管の前記出11部を!j’J ML分岐管路の入【」
    と整合するように配置し2、次に、カテーテルを上記通
    路に沿わせて上記案内用管を通過させ、上記分岐管路内
    に移111!+さぜる方法。
  5. (5) 拡張カテーテルの竹状に突出17人−1k1.
    g張j113を動脈から分岐動脈に移動させて、FjJ
     N[−:分岐動脈内の狭窄病変部を治療する方法にお
    いて、+jiJ iid動脈の分岐点に、njj記動脈
    に沿′〜)て延出12.11「置:f1動脈と前記分岐
    動脈tt−iiの鉤爪に従−うて方向を変え、角1Bづ
    けさハ5た出[1部で終端する通路を有するカラーチル
    案内管を配(ilj L、Ai+記出[]部h’=而面
    分岐jfH4) 771にの人1−1と整合するように
    前記カブ・−デル案内Wを配置し、前記膨張部が前記用
    「1部を1llj過(〜で前記分岐動脈に向かうように
    前記通路に沿って前記拡張カブ−プルを移動し、そして
    、前記膨張部が直線状に押出さハて前記用1−1を通過
    し7て前記狭窄病変部を治療できるようにする方法。、
JP59121647A 1983-06-14 1984-06-13 カテ−テル偏向案内装置及び方法 Pending JPS6058169A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/504,141 US4774949A (en) 1983-06-14 1983-06-14 Deflector guiding catheter
US504141 1983-06-14

Publications (1)

Publication Number Publication Date
JPS6058169A true JPS6058169A (ja) 1985-04-04

Family

ID=24005023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59121647A Pending JPS6058169A (ja) 1983-06-14 1984-06-13 カテ−テル偏向案内装置及び方法

Country Status (6)

Country Link
US (1) US4774949A (ja)
EP (1) EP0132215B1 (ja)
JP (1) JPS6058169A (ja)
AT (1) ATE45884T1 (ja)
CA (1) CA1245938A (ja)
DE (1) DE3479567D1 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
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JPS6451328A (en) * 1987-08-18 1989-02-27 Furukawa Co Ltd Production of cuprous chloride having high purity
WO2015022972A1 (ja) * 2013-08-13 2015-02-19 株式会社カテラ 側孔付き導入補助器具
WO2016021592A1 (ja) * 2014-08-05 2016-02-11 株式会社カテラ 側孔付き導入補助器具
WO2016021591A1 (ja) * 2014-08-05 2016-02-11 株式会社カテラ 側孔付き導入補助器具
JP2017504412A (ja) * 2014-01-31 2017-02-09 コヴィディエン リミテッド パートナーシップ 胃キャリブレーションチューブ

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US5542915A (en) * 1992-08-12 1996-08-06 Vidamed, Inc. Thermal mapping catheter with ultrasound probe
US5435805A (en) * 1992-08-12 1995-07-25 Vidamed, Inc. Medical probe device with optical viewing capability
US5421819A (en) 1992-08-12 1995-06-06 Vidamed, Inc. Medical probe device
US5385544A (en) * 1992-08-12 1995-01-31 Vidamed, Inc. BPH ablation method and apparatus
US5370675A (en) * 1992-08-12 1994-12-06 Vidamed, Inc. Medical probe device and method
US4817624A (en) * 1985-12-20 1989-04-04 The General Hospital Corporation Mini-bolus technique for thermodilution cardiac output measurements
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JP2018130313A (ja) * 2017-02-15 2018-08-23 オリンパス株式会社 医療用カテーテルおよび医療用チューブの製造方法
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JPH0331645B2 (ja) * 1987-08-18 1991-05-08 Furukawa Co Ltd
WO2015022972A1 (ja) * 2013-08-13 2015-02-19 株式会社カテラ 側孔付き導入補助器具
JP2015036051A (ja) * 2013-08-13 2015-02-23 株式会社カテラ 側孔付き導入補助器具
JP2017504412A (ja) * 2014-01-31 2017-02-09 コヴィディエン リミテッド パートナーシップ 胃キャリブレーションチューブ
WO2016021592A1 (ja) * 2014-08-05 2016-02-11 株式会社カテラ 側孔付き導入補助器具
WO2016021591A1 (ja) * 2014-08-05 2016-02-11 株式会社カテラ 側孔付き導入補助器具
JP2016036394A (ja) * 2014-08-05 2016-03-22 株式会社カテラ 側孔付き導入補助器具
JP2016036393A (ja) * 2014-08-05 2016-03-22 株式会社カテラ 側孔付き導入補助器具

Also Published As

Publication number Publication date
CA1245938A (en) 1988-12-06
DE3479567D1 (en) 1989-10-05
EP0132215B1 (en) 1989-08-30
US4774949A (en) 1988-10-04
EP0132215A1 (en) 1985-01-23
ATE45884T1 (de) 1989-09-15

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