KR870009730A - 체외 순환장치 - Google Patents

체외 순환장치 Download PDF

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KR870009730A
KR870009730A KR870002772A KR870002772A KR870009730A KR 870009730 A KR870009730 A KR 870009730A KR 870002772 A KR870002772 A KR 870002772A KR 870002772 A KR870002772 A KR 870002772A KR 870009730 A KR870009730 A KR 870009730A
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blood
pressure
pump
extracorporeal
patient
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KR870002772A
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에스. 게스트 웰던
아이. 와이스 폴
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웰던 에스.게스트
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Publication of KR870009730A publication Critical patent/KR870009730A/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/22—Controlling or regulating
    • 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
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • 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
    • 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
    • A61M1/301—Details
    • A61M1/302—Details having a reservoir for withdrawn untreated blood
    • 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
    • A61M1/301—Details
    • A61M1/303—Details having a reservoir for treated blood to be returned
    • 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
    • A61M1/301—Details
    • A61M1/309—Details with trans-membrane pressure [TMP] increasing substantially continuously during arterial phase
    • 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
    • A61M1/342—Adding solutions to the blood, e.g. substitution solutions
    • A61M1/3424—Substitution fluid path
    • A61M1/3427—Substitution fluid path back through the membrane, e.g. by inverted trans-membrane pressure [TMP]
    • 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
    • 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
    • A61M1/3639—Blood pressure control, pressure transducers specially adapted therefor
    • 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
    • A61M1/3639—Blood pressure control, pressure transducers specially adapted therefor
    • A61M1/3641—Pressure isolators
    • 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
    • A61M1/3643—Priming, rinsing before or after use
    • A61M1/3644—Mode of operation
    • 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
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1698—Blood oxygenators with or without heat-exchangers
    • 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
    • A61M1/3626—Gas bubble detectors
    • 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
    • A61M1/3643—Priming, rinsing before or after use

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  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • Cardiology (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • External Artificial Organs (AREA)

Abstract

내용 없음

Description

체외 순환장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 원리를 실시하는 체외 순화장치의 개략도.
제2도는 본 발명의 원리를 실시하는 제2체외 순화장치의 개략도.

Claims (53)

  1. 예정된 처리율로 혈액을 처리하기 위한 여과기와, 혈액을 여과기에 제1유량으로 펌핑하기 위한 속도로 작동하는 제1펌프와, 여과기로부터의 혈액을 제2유량으로 펌핑하기 위한 제2펌프와, 그리고 제1및 제2유량 사이를 일정한 차이로 유지시키기 위하여 제1및 제2유량을 감시하고 속도를 조정하여 예정된 처리율을 지속시키는 수단을 포함하는 것을 특징으로 한 체외 순화장치.
  2. 여과기의 내측을 내압으로 흐르는 혈액을 처리하기 위한 여과기와, 혈액을 여과기의 내측을 통해 제1유량으로 펌핑하기 위한 속도로 작동하는 제1펌프와, 여과기입구에서의 제1혈액압력을 감지하기 위한 제1합력감시수단과, 여과기 출구로부터의 혈액이 율야을 조절하기 위한 수단과, 여과기 출구에서의 제2혈액 압력을 감지하기 위한 제2압력 감시수단과, 그리고 내압을 결정하기 위해 제1 및 제2압력을 독입하고, 여과기의 예정된 내압을 유지시키기 위해 제1펌프의 속도를 조절하는 제어수단을 포함하는 것을 특징으로 하는 체외순환장치.
  3. 제2항, 에 있어서 조절수단은 제2펌프를 포함하는 것을 특징으로 하는 체외 순환장치.
  4. 여과기의 내측을 흐르는 혈액을 예정된 내압으로 처리하기 위한 것으로, 지정된 투과율을 갖는 여과기와, 혈액을 여과기의 내측을 통해 제1유량으로 펌핑하기 위한 속도로 작동하는 제1펌프와, 여과기 입구에서의 혈액의 흡입압력을 감지하기 위한 압력 감시수단과, 혈액을 여과기 출구로부터 제2보유량으로 펌핑하기 위한 제2펀프와, 그리고 지정된 여과기 투과율로 부터 내압을 결정하기 위해 흡입압력과 제1유량을 독입하고, 예정된 내압을 유지시키기 위해 제1펌프의 속도를 조절하기 위한 제어수단을 포함하는 것을 특징으로 하는 체외 순환장치.
  5. 환자로부터 혈액을 받아서 처리하고 처리된 혈액을 다시 환자에게 되돌려 보내는 체외 순화장치에 있어서, 환자의 혈액을 처리하기 위한 처리수단과, 환자의 혈액을 받아서 처리수단에 순환시키고 처리된 혈액을 환자에게 복귀시키기 위한 튜빙수단과, 혈액을 처리수단으로 펌핑하기 위해 튜빙수단에 연결된 동맥펌프수단과 처리된 혈액을 처리수단으로부터 환자에게 다시 펌핑하기 위해 동맥펌프 수단과는 독립적으로 튜 빙사단에 연결된 정맥 펌프 수단과, 그리고 동맥펌프 수단을 제1유량으로, 정맥펌프 수단을 제2유량으로 조정하여 처리수단에 의한 혈액처리와 처리된 혁액의 환자에게로의 복귀를 독립적으로 조절하는 제어수단을 포함하는 것을 특징으로 하는 체외 순환장치.
  6. 제5항에 있어서, 처리수단은 혈액에서 유출하는 여과액을 여과하고, 더우기 여과유출액을 감시하기 위하고, 동맥펌프의 속도를 조정하기 위해 제어수단에 신호를 보내어 혈액유량을 처리수단의 예정된 여과율로 유지시키기 위한 센서를 포함하는 것을 특징으로 하는 체외 순환장치.
  7. 환자로부터 혈액을 받아서 처리하고 처리된 혈액을 다시 환자에게 되돌려 보내는 체외 순환장치에 있어서, 환자의 혈액을 받기 위한 수용수단과, 혈액이 예정된 압력으로 처리수단을 통과할 때 혈액을 처리하기 위한 처리수단과, 처리된 혁액을 환자에게 되돌려 보내는 복귀수단과, 혈액을 수용수단으로부터 처리수단으로 펌핑하기 위한 속도로 작동하는 동맥펌프와, 동맥펌프와 처리수단의 입구 사이의 혈액의 흡입압력을 감시하기 위한, 제1압력 감시수단과, 처리된 혈액을 처리수단으로부터 복귀수단에 일정한 유량으로 펌핑하기 위한 정맥펌프와, 정맥펌프와 처리수단의 출구사이의 혈액의 배출압력을 감시하기 위한 제2압력감시수단과, 수용수단, 처리수단, 동맥 및 정맬펌프와 복귀수단에 혈액을 순환시키기 위한 튜빙수단과, 그리고제1및 제2압력감시수단의 흡입 및 배출압력을 독입하고, 처리수단의 예정된 압력을 유지시키기 위해 동맥펑프의 속도를 조절하는 제어수단을 포함하는 것을 특징으로 하는 체외 순환장치.
  8. 제7항에 있어서, 혈액을 숭용수단에 펌핑하기 전에 혈액을 축적하는 축적기를 포함하는 것을 특징으로 하는 체외 순환장치.
  9. 제7항에 있어서, 수용수단은 환자의 심장혈관계로부터 혈액을 받기 위한 침을 포함하는 것을 특징으로 하는 체외 순환장치.
  10. 재7항에 있어서, 수용수단은 환자의 혈액을 모으고 혈액에 편승된 공기를 방출하기 위한 심장부를 포함하는 것을 특징으로 하는 체외 순황장치.
  11. 제10항에 있어서, 심장부는 혈액을 여과하기 위한 거친 여과기를 포함하는 것을 특징으로 하는 체외 순화장치.
  12. 제11항에 있어서 심장부는 심장부내의 혈액수준을 탐지하기 위한 레벨 탐지기를 포함하는 것을 특징으로 하는 체외 순화장치.
  13. 제10항에 있어서, 심장부는 공기의 방출을 위한 도관을 포함하는 것을 특징으로 하는 체외 순환장치.
  14. 제7항에 있어서, 수용수단은 환자의 혈관외측의 위치로부터 환자의 혈액을 모으기 위한 흡입봉을 포함하는 것을 특징으로 하는 체외순환장치.
  15. 제14항에 있어서, 흡입봉은 흡입봉에 의해 포집된 혈액에 항응고제에 첨가하기 위한 항응고제 튜브를 포함하는 것을 특징으로 한 체외 순환장치.
  16. 제15항에 있어서, 흡입봉에 흡인력을 제공하기 위한 포집펌프를 포함하는 것을 특징으로 하는 체외 순환장치.
  17. 제15항에 있어서, 심방부는 진동원에 연결되어 흡입보에 흡인력을 제공하기 위한 전공구를 포함하는 것을 특징으로 하는 체외 순환장치.
  18. 제7항에 있어서, 처리수단은 실에 의해 둘러싸인 미소공막을 갖는 여과기를 포함하는 것을 특징으로 하는 체외 순환장치.
  19. 제18항에 있어서, 미소공 막은 중공섬유로 형상지워진 것을 특징으로 하는 체외 순환장치.
  20. 제18항에 있어서, 미소공 막은 평판으로 형상지원진 것을 특징으로하는 체외 순환장치.
  21. 제18항에 있어서, 미소공 막은 코일로 형상지워진 것을 특징으로 하는 체외순환장치.
  22. 제18항에 있어서, 혈액은 미소공 막을 예정된 압력으로 통과하는 것을 특징으로 하는 체외순환장치.
  23. 제22항에 있어서, 실은 예정된 압력보다 낮은 미소공 막의 외측의 외압을 유지하고, 외압과 예정된 압력간의 창는 투과막압력이어서 혈액이 막을 통과할 때 혈액중 바라지 않는 유체와 세포는 투과막 압력으로 인하여 미소공 막의 벽을 통과함으로써 혈액으로부터 바라지 않는 유체와 세포를 제거하고, 처리된 혈액을 복귀를 위한 처리수단으로부터 환자로 보내는 것을 특징으로 하는 체외 순환장치.
  24. 제23항에 있어서, 외압은 실질적으로 대기압인 것을 특징으로 하는 체외 순환장치.
  25. 제23항에 있어서, 실은 실에 예정된 외압, 즉 예정된 투과막 압력을 유지시키기 위한 압력수단에 부착하기 위한 흡입구와 배출구를 포함하는 것을 특징으로 하는체외순환장치.
  26. 제25항에 있어서, 바라지 않는 유체와 세포는 배출구를 통하여 실을 빠져나가는 것을 특징으로 하는 체외순환장치.
  27. 제22항에 있어서, 예정된 압력보다 높은 미소공 막의 외측의 외압이 실에 유지되고, 실은 혈액에 의한 흡수를 위해 미소공 막을 통과하는 미리 선택된 유체를 갖는 것을 특지으로 하는 체외 순화장치.
  28. 제7항에 있어서, 처리수단은 환자 혈액의 산소화를 위한산호발생기를 포함하는 것을 특징으로하는 체외 순환장치.
  29. 제7항에 있어서 처리수단은 일렬로 연결된 복수개의 여과기를 포함하며, 여과기는 혈액으로부터 성분의 단계적 분리를 가능하게 하는 가변여과계수를 갖는 것을 특징으로 하는 체외 순환장치.
  30. 제29항에 있어서, 동맥펌프는 튜빙에 대해 회전하고 밀어서 혈액이 튜빙을 통해 흐르도록 하는 롤러를 갖는 롤러펌프인 것을 특징으로 하는 체외 순환장치.
  31. 제30항에 있어서, 룰러는 튜빙을 실질적으로 완전히 폐색시키는 것을 특징으로 하는 체외 순환장치.
  32. 제30항에 있어서, 롤러는 튜빙을 실질적으로 완전히 폐색시키지 않는 것을 특징으로 하는 폐외 순화장치.
  33. 제7항에 있어서, 튜빙수단 내측의 혈액으로부터 제1 및 제2감시수단을 분리하기 위한 교체가능 분리기를 포함하는 것을 특징으로하는 체외 순환장치.
  34. 제7항에 있어서, 처리수단은 흡입 및 배출 압력에 따라서 변하는 작동 특성을 갖는 처리기를 포함하는 것을 특징으로 하는 체외 순환장치.
  35. 제7항에 있어서, 혈액의 압력을 균일하게 하기 위하여 혈액을 수용하는 실수단을 포함하는 것을 특징으로 하는 체외순환장치.
  36. 제7항에 있어서, 제어수단은 동맥 및 정맥 펌프의 속도를 조절하기 위한 펌프 제어기와, 제1 및 제2압력 감시수단으로부터 흡입 및 배출 압력을 독입하고, 처리수단에서 예정된 압력으로부터의 어떠한 편차를 측정하며, 예정된 압력을 유지시키기 위해 어떠한 편차를 정정하도록 동맥펌프의 속도를 조정하기 위해 펌프제어기에 신호를 보내는 중앙처리기를 포함하는 것을 특징으로 하는 체외 순환장치.
  37. 제36항에 있어서, 동맥 및 정맥펌프는 제어순다에 의해 독립적으로 조절되는 것을 특징으로 하는 체외순환장치.
  38. 제36항에 있어서, 제어수단은 펌프 제어기중 하나에 의하여 동맥펌프의 속도를 조절함으로써 예정된 압력을 유지하는 것을 특징으로 하는 체외 순환장치.
  39. 제36항에 있어서, 제1및 제2압력 감시수단은 압력정보를 중앙처리기에 연속보내는 것을 특징으로 하는 체외 순환장치.
  40. 제36항에 있어서, 예정된 작동변수의 입력을 위해 중앙처리기에 연결된 입력장치를 포함하는 것을특징으로 하는 체외 순환장치.
  41. 제40항에 있어서, 작동변수를 도시하기 위한 디스플레이 장치를 포함하는 것을 특징으로 하는 체외 순환장치.
  42. 제41항에 있어서, 입력장치는 전자 키이패드인 것을 특징으로 하는 체외순환장치
  43. 제42항에 있어서, 디스플레이 장치는 영수자 디스플레이인 것을 특징으로 하는 체외 순화장치.
  44. 제36항에 있어서, 정맥펌프 하류의 혈액 압력이 예정된 한계에 이를 때 복귀수단의 출구를 개방시키고 복귀수단으로의 입구를 폐쇠시키는 압력 센서를 포함하는 것을 특징으로 하는 체외순환장치.
  45. 제36항에 있어서, 튜빙내의 혈액중 기포를 탐지하고, 기포의 탐지시에 제어수단에 신호를 보내는 기포 탐지기를 포함하는 것을 특징으로 하는 체외 순환장치.
  46. 제45항에 있어서, 기포탐직는 기포의 탐지시에 중아처리기에 신호를 보내고, 제어수단은 동맥 및 정맥펀프가 기포탐지기로부터의 신호를 수신할 때 펌핑을 중단시키는 것을 특징으로 하는 체외 순환장치.
  47. 제7항에 있어서, 처리된 혈액을 저장하기 위한 저장수단을 포함하는 것을 특징으로 하는 체외 순화장치.
  48. 제47항에 있어서, 저장수단에서 혈액의 수준을 탐지하기 위한 레벨센서를 포함하는 것을 특징으로 하는 체외 순환장치.
  49. 제47항에 있어서, 저장수단으로의 입구 및 그로부터의 출구를 교대로 개방 및 폐쇄시키는 수단을 포한하는 것을 특징으로 하는 체외 순환장치.
  50. 제46항에 있어서, 기포 탐지기는 유체가 최초로 기포 탐지기를 통과하기 전에 동맥 및 정맥펌프가 유체를 튜빙수단을 통해 펌핑할 수 있도록하고, 또 유체의 탐지후 작동되어 탐시지에는 신호를 제어수단에 보내는 것을 특징으로 하는 체외 순환장치.
  51. 제7항에 있어서, 처리된 혈액이 환자에게 복귀하기 전에 처리된 혈액을 여과하기 위한 배출여과기를 포함하는 것을 특징으로 하는 체외 순환장치.
  52. 제7항에 있어서, 환자의 혈액을 환자의 심장혈관계로 복귀시키는 침을 포함하는 것을 특징으로 하는 체외 순화장치.
  53. 환자의 혈액을 받아서 처리하고 처리된 혈액을 환자에게 되돌려 보내는 체외 순환장치에 있어서, 환자의 혈액을 축적하기 위한 축적기와, 축적기로부터 환자의 혈액을 수용하기 위한 것으로 환자의 혈액을 포집하고 또 혈액에서 공기를 방출하기 위한 심장부를 포함하는 수용수단과, 혈액이 예정된 압력으로 처리수단을 통과할때 혈액을 처리하기 위한 처리수단과, 처리된 혈액을 환자에게 복귀시키기 위한 복귀수단과, 수용수단으로부터 혈액을 처리수단에 펌핑하기 위한 속도록 작도하는 동맥펌프와, 동맥펌프와 처리수단의 입구 사이의 혈액의 흡입 압력을 연속 감시하기 위한 제1압력 감시수단과, 처리수단으로부터 처리된 혈액을 일정한 유량으로 복귀수단에 펌핑하기 위한 정맥펌프와 정맥펌프와, 처리수단의 출구사이의 혈액의 배출압력을 연속 감시하기 위한 제2압력 감시수단과, 혈액을 수용수단, 처리수단, 동맥 및 정맥펌프와 복귀수단간을 순환시미기 위한 투빙수단과, 그리고 동맥 및 정맥펌프의 속도를 독립적으로 조절하기 위한 펌프 제어기와, 제1 및 제2압력감시수단의 흡입 및 배출압력을 독입하고, 처리수단의 예정된 압력을 유지시키기 위해 동맥펌프의 속도를 조절하는 중앙처릭와, 예정된 작동변수의 입력을 위해 중앙처리기에 연결된 입력장치와, 그리고 작동변수를 표시하기 위해 중앙처리기에 연결된 디스플레이 장치를 구비하는 제어수단을 포함하는 것을 특징으로 하는 체외 순환장치.
    ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR870002772A 1986-04-03 1987-03-26 체외 순환장치 KR870009730A (ko)

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US847978 1986-04-03

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US4828543A (en) 1989-05-09
DK110187D0 (da) 1987-03-03
IL81940A0 (en) 1987-10-20
EP0240101A2 (en) 1987-10-07
DK110187A (da) 1987-09-05
EP0240101A3 (en) 1988-08-03
JPS62233166A (ja) 1987-10-13

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