KR900017623A - 맥관내 약품 공급 확장 카테테르 - Google Patents

맥관내 약품 공급 확장 카테테르 Download PDF

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KR900017623A
KR900017623A KR1019900007410A KR900007410A KR900017623A KR 900017623 A KR900017623 A KR 900017623A KR 1019900007410 A KR1019900007410 A KR 1019900007410A KR 900007410 A KR900007410 A KR 900007410A KR 900017623 A KR900017623 A KR 900017623A
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South Korea
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tube member
lumen
distal end
liquid
tube
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KR1019900007410A
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KR930002271B1 (ko
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엘. 쇽키 릭
반 타쎌 로버트 에이
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앨런 제이. 스피겔
슈나이더(유 에스 에이) 인코포레이티드
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    • 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
    • A61M25/10Balloon catheters
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/82Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0434Cuffs
    • A61M16/0454Redundant cuffs
    • A61M16/0456Redundant cuffs one cuff within another
    • 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0475Tracheal tubes having openings in the tube
    • A61M16/0477Tracheal tubes having openings in the tube with incorporated means for delivering or removing fluids
    • A61M16/0481Tracheal tubes having openings in the tube with incorporated means for delivering or removing fluids through the cuff wall
    • 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
    • A61M25/10Balloon catheters
    • A61M25/1011Multiple balloon catheters
    • 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
    • A61M25/10Balloon catheters
    • A61M25/104Balloon catheters used for angioplasty
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/22Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
    • A61B2017/22082Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for after introduction of a substance
    • 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
    • A61M25/10Balloon catheters
    • A61M25/1011Multiple balloon catheters
    • A61M2025/1013Multiple balloon catheters with concentrically mounted balloons, e.g. being independently inflatable
    • 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
    • A61M25/10Balloon catheters
    • A61M2025/1043Balloon catheters with special features or adapted for special applications
    • A61M2025/105Balloon catheters with special features or adapted for special applications having a balloon suitable for drug delivery, e.g. by using holes for delivery, drug coating or membranes

Abstract

내용 없음

Description

맥관내 약품 공급 확장 카테테르
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도면은 본 발명에 따른 약품 공급 확장 카테테르의 확대 단면도.

Claims (8)

  1. 맥관내 약품 공급 확장 카테테르에 있어서, 서로에 대해 동심으로 배치되고 기부 단부, 말단부, 그리고 상기 기부 단부와 말단부 사이로 연장하는 관강을 가지는 연장된 제1, 제2, 제3의 가요성 플라스틱 튜브 부재와, 한 단부에선 상기 제2튜브 부재의 말단부에 결합되고 다른 단부에선 상기 제3튜브 부재의 말단부에 결합됨과 동시에 그 내부는 상기 제2튜브 부재의 관강과 유체 연통하는 제1중공 신장 슬리브 수단과, 한 단부에선 상기 제1튜브 부재의 말단부에 결합되고 다른 단부에선 상기 제3튜브 부재의 말단부에 결합됨과 동시에 그 내부는 상기 제1튜브 부재의 관강과 유체 연통하는 상태이며, 방사상으로 연장하는 형태의 미세 구멍을 포함하는 제2중공 신장 슬리브 수단과, 상기 제2튜브 부재의 관강내에 확장액을 주입하고 상기 제1튜브 부재의 관강에 살포액을 주입하여, 그것에 의하여 상기 제1중공 슬리브 수단이 상기 확장액에 의하여 확장될때, 상기 살포액이 상기 제2슬리브 수단내의 상기 미세 구멍을 통하여 살포되는, 상기 제1, 제2 및 제3 튜브 부재의 기부 단부에 연결된 매니폴드 수단을 구비하는 것을 특징으로 하는 맥관내 약품 공급 확장 카테테르.
  2. 제1항에 있어서, 상기 제3튜브 부재의 관강을 통하여 삽입될 수있는 안내 와이어를 포함하는 것을 특징으로 하는 맥관내 약품 공급 확장 카테테르.
  3. 제1항에 있어서, 상기 제1, 제2슬리브 수단은 쌍축으로 배향된 열가소성 필름으로 구성되는 것을 특징으로 하는 맥관내 약품 공급 확장 카테테르.
  4. 제3항에 있어서, 상기 필름은 폴리에틸렌 테레프탈레이트(PET)로 이루어진 것을 특징으로 하는 맥관내 약품 공급 확장 카테테르.
  5. 혈관 내벽에서의 동맥 경화증 병변을 치료하는 방법에 있어서, 확장 가능한 신장기 부재를 가지는 확장 카테테르를 환자의 맥관계를 통하여 상기 신장기 부재가 병변부근에 위치할때까지 보내는 단계와, 상기 신장기 부재를 상기 병변에 대해 압력을 가하도록 확장시키는 단계와, 상기 신장기 부재를 통하여 상기 병변상에 살포액을 살포하는 단계를 구비하는 것을 특징으로 하는 방법.
  6. 제5항에 있어서, 상기 살포액은 액체 상태인 약품인 것을 특징으로 하는 방법.
  7. 제6항에 있어서, 상기 살포액은 응고가능한 액체 플라스틱인 것을 특징으로 하는 방법.
  8. 제5항에 있어서, 상기 확장 카테테르는, 서로에 대해 동심으로 배치되고 기부 단부, 말단부, 그리고 상기 기부 단부와 말단부 사이로 연장하는 관강을 가지는 연장된 제1, 제2, 제3의 가요성 프라스틱 튜브 부재와, 한 단부에선 상기 제2튜브 부재의 말단부에 결합되고 다른 단부에선 상기 제3튜브 부재의 말단부에 결합됨과 동시에 그 내부는 상기 제2튜브 부재의 관강과 유체 연통하는 제1중공 신장 슬리브 수단과, 한 단부에선 상기 제1튜브 부재의 말단부에 결합되고 다른 단부에선 상기 제3튜브 부재의 말단부에 결합됨과 동시에 그 내부는 상기 제1튜브 부재의 관강과 유체 연통하는 상태이며, 방사상으로 연장하는 형태의 미세 구멍을 포함하는 제2중공 신장 슬리브 수단과, 상기 제2튜브 부재의 관강내에 확장액을 주입하고 상기 제1튜브 부재의 관강에 살포액을 주입하여, 그것에 의하여 상기 제1중공 슬리브 수단이 상기 확장액에 의하여 확장될때, 상기 살포액이 상기 제2슬리브 수단내의 상기 미세 구멍을 통하여 살포되는, 상기 제1, 제2 및 제3튜브 부재의 기부 단부에 연결된 매니폴드 수단을 구비하는 것을 특징으로 하는 방법.
    ※ 참고사항 : 최초출원내용에 의하여 공개하는 것임.
KR1019900007410A 1989-05-25 1990-05-23 혈관내 약품공급 확장 카테테르 KR930002271B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US356,520 1989-05-25
US07/356,520 US4994033A (en) 1989-05-25 1989-05-25 Intravascular drug delivery dilatation catheter

Publications (2)

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KR900017623A true KR900017623A (ko) 1990-12-19
KR930002271B1 KR930002271B1 (ko) 1993-03-27

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Country Link
US (1) US4994033A (ko)
EP (1) EP0399712B1 (ko)
JP (1) JPH037169A (ko)
KR (1) KR930002271B1 (ko)
AT (1) ATE103499T1 (ko)
AU (1) AU611077B2 (ko)
CA (1) CA2017319C (ko)
DE (2) DE69007674T2 (ko)
DK (1) DK0399712T3 (ko)
ES (1) ES2050370T3 (ko)
FI (1) FI902583A0 (ko)
IE (1) IE63848B1 (ko)
IL (1) IL94439A (ko)
NO (1) NO902292L (ko)
PT (1) PT94150B (ko)

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CA2017319C (en) 1995-05-09
JPH037169A (ja) 1991-01-14
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DE69007674D1 (de) 1994-05-05
PT94150A (pt) 1991-01-08
NO902292L (no) 1990-11-26
DE9005882U1 (ko) 1990-11-08
US4994033A (en) 1991-02-19
ATE103499T1 (de) 1994-04-15
PT94150B (pt) 1997-01-31
DE69007674T2 (de) 1994-07-14
EP0399712A1 (en) 1990-11-28
IE901880L (en) 1990-11-25
NO902292D0 (no) 1990-05-23
AU5595690A (en) 1990-12-06
KR930002271B1 (ko) 1993-03-27
IL94439A0 (en) 1991-03-10
IL94439A (en) 1995-03-15
IE63848B1 (en) 1995-06-14

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