KR880003188A - 지시약 장치(indicator device) - Google Patents

지시약 장치(indicator device) Download PDF

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Publication number
KR880003188A
KR880003188A KR1019870008896A KR870008896A KR880003188A KR 880003188 A KR880003188 A KR 880003188A KR 1019870008896 A KR1019870008896 A KR 1019870008896A KR 870008896 A KR870008896 A KR 870008896A KR 880003188 A KR880003188 A KR 880003188A
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KR
South Korea
Prior art keywords
indicator
enclosure
sodium
carbon dioxide
hydroxide
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KR1019870008896A
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English (en)
Inventor
지.훼더 카알
Original Assignee
지.훼더 카알
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 지.훼더 카알 filed Critical 지.훼더 카알
Publication of KR880003188A publication Critical patent/KR880003188A/ko

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • G01N31/223—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating presence of specific gases or aerosols
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/536—Immunoassay; Biospecific binding assay; Materials therefor with immune complex formed in liquid phase
    • G01N33/537—Immunoassay; Biospecific binding assay; Materials therefor with immune complex formed in liquid phase with separation of immune complex from unbound antigen or antibody
    • G01N33/539—Immunoassay; Biospecific binding assay; Materials therefor with immune complex formed in liquid phase with separation of immune complex from unbound antigen or antibody involving precipitating reagent, e.g. ammonium sulfate
    • 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
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0402—Special features for tracheal tubes not otherwise provided for
    • A61M16/0411—Special features for tracheal tubes not otherwise provided for with means for differentiating between oesophageal and tracheal intubation
    • A61M2016/0413—Special features for tracheal tubes not otherwise provided for with means for differentiating between oesophageal and tracheal intubation with detectors of CO2 in exhaled gases

Abstract

내용 없음

Description

지시약 장치(indicator device)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 구성부품의 상대적 위치를 나타내는 장치의 분해도.
제2도는 본 장치의 완전히 조립된 상태의 측단면도.
제3도는 본 장치의 입구단부의 측면도.
8

Claims (10)

  1. 가스혼합물에 함유된 이산화탄소를 검출하는 신속 응답장치에 있어서 벽으로 한정되고 벽속에 투명한 창(window) (8)을 가지는 봉입물(1), 입구(3), 출구(5)및 밀봉수단(14)을 포함하며, 전술한 봉입물은 그속에 장착되고 전술한 투명한 창을 통해 볼 수 있게 부착된 지시약 성분(9)을 가지며, 전술한 성분은 이에 고정식으로 부착된 지시약요소(indicating element)를 포함하며 이 지시약요소는 알칼리 용액을 제공하는 (ⅰ)무색의 화합물의 수용액 ; (ⅱ) 흡습성의, 고비점의, 투명한, 무색의, 수―혼합성의 액체 ; 그리고 용액의 pH의 변화에 관련하여 색상이 변하고 용액의 pH보다 0.1내지 1.5의 pH 단위만큼 낮은 pK를 가지는 발색단의 pH―민감성 지시약으로 형성되고, 여기서 (ⅰ)속의 무색의 화합물의 성질과 농도는 지시약(ⅱ)의 성질 및 농도에 상관관계가 있어서 지시약 요소를 0.03%의 이산화탄소 농도를 가지는 분위기에 노출할 때 최소한 15분 동안 색상변화가 일어나지 아니하지만, 전술한 지시약 요소를 최소한 2%의 이산화탄소를 함유하는 분위기에 노출될 때 5내지 20초 이내에 색상변화를 일으키며, 전술한 밀봉수단은 장치의 사용직전에 열도록된 것을 특징으로 하는 이산화탄소 검출용 신속응답장치.
  2. 제1항에 있어서, (ⅰ)에 들어있는 전술한 무색의 화합물이 수산화칼슘, 탄산나트륨, 수산화리튬, 수산화나트륨, 수산화칼륨, 수산화마그네슘, 탄산칼륨, 바르비타알나트륨, 3염기 인산나트륨, 2염기 인산나트륨, 아세트산 칼륨, 모노에탄올 아민, 디에탄올아민 또는 피페리딘인 것을 특징으로 하는 장치.
  3. 제1항 또는 제2항에 있어서, 전술한 담체가 흡습성물질이고 전술한 지시약 성분은 전술한 흡습성 물질을 전술한 지시약 요소로 함침시키고 건조시켜 과잉수분을 제거하여 형성되는 것을 특징으로 하는 장치.
  4. 제3항에 있어서, 전술한 흡습성 물질이 여과지 또는 섬유 형태의 합성물질인 것을 특징으로 하는 장치.
  5. 제1항내지 제4항중 어느 한 항에 있어서, 전술한 pH―민감성 지시약이 메타크레졸 자주색, 티모올 블루우, 크레졸 레드, 페놀 레드, 키실렌올 블루우, 크레졸 레드와 티모올 블루우의 3:1의 혼합물, 브롬티모올 블루우, 뉴트랄레드, 페놀프탈레인, 레졸산, α―나프톨프탈레인 또는 오렌지 Ⅰ 인 것을 특징으로 하는 장치.
  6. 전술한 항들중 어느 한 항에 있어서, 전술한 밀봉수단이 가스―불투과성의 금속포일속에 봉입체를 감싸서 제공된 것을 특징으로 하는 장치.
  7. 전술한 항들중 어느 한 항에 있어서, 전술한 흡습성의, 수―혼합성 액체가 글리세롤, 프로필렌 글리콜 또는 이들의 혼합물인 것을 특징으로 하는 장치.
  8. 제4항 내지 제7항중 은 한 항에 있어서, 전술한 지시약 성분이 지시약 요소로 함침된 여과지의 시이트를 포함하고, 지시약 요소는(ⅰ)탄산나트륨이나 수산화칼슘의 수용액 : (ⅱ)메타크레졸 자주색 나트륨염으로 형성되는 것을 특징으로 하는 장치.
  9. 전술한 항들중 어느 한 항에 있어서, 전술한 봉입체(1)가 투명한 플라스틱의 실린더이고 이것의 입구(3)와 출구(3)는 봉입체의 주 실린더 몸체보다 더 좁은 직경을 가지며 입구(3)의 형태는 표준 기관내 카테테르의 단부에 맞춰질 실린더형 연결구로 된 것을 특징으로 하는 장치.
  10. 제9항에 있어서, 전술한 실린더의 내측표면이 항―안개 계면활성제로 피복된 것을 특징으로 하는 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870008896A 1986-08-13 1987-08-13 지시약 장치(indicator device) KR880003188A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US896360 1986-08-13
US06/896,360 US4728499A (en) 1986-08-13 1986-08-13 Carbon dioxide indicator device

Publications (1)

Publication Number Publication Date
KR880003188A true KR880003188A (ko) 1988-05-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870008896A KR880003188A (ko) 1986-08-13 1987-08-13 지시약 장치(indicator device)

Country Status (22)

Country Link
US (1) US4728499A (ko)
EP (1) EP0257916B1 (ko)
JP (1) JPS6375541A (ko)
KR (1) KR880003188A (ko)
CN (1) CN1015665B (ko)
AT (1) ATE117086T1 (ko)
AU (2) AU7681487A (ko)
BR (1) BR8704190A (ko)
CA (1) CA1322945C (ko)
CS (1) CS593187A2 (ko)
DD (1) DD261652A5 (ko)
DE (1) DE3750974T2 (ko)
DK (1) DK421087A (ko)
ES (1) ES2066761T3 (ko)
FI (1) FI873469A (ko)
IE (1) IE66319B1 (ko)
IL (1) IL83502A (ko)
NO (1) NO873390L (ko)
NZ (1) NZ221430A (ko)
WO (1) WO1988001384A1 (ko)
YU (1) YU151087A (ko)
ZA (1) ZA875948B (ko)

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DK421087D0 (da) 1987-08-12
CS593187A2 (en) 1991-05-14
BR8704190A (pt) 1988-04-12
NO873390L (no) 1988-02-15
AU7681487A (en) 1988-02-18
WO1988001384A1 (en) 1988-02-25
AU4462189A (en) 1990-03-08
ZA875948B (en) 1988-04-27
EP0257916B1 (en) 1995-01-11
DK421087A (da) 1988-02-14
ES2066761T3 (es) 1995-03-16
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DE3750974D1 (de) 1995-02-23
IL83502A0 (en) 1988-01-31
US4728499A (en) 1988-03-01
CN1015665B (zh) 1992-02-26
NZ221430A (en) 1991-02-26
FI873469A (fi) 1988-02-14
CN87105619A (zh) 1988-02-24
JPS6375541A (ja) 1988-04-05
CA1322945C (en) 1993-10-12
NO873390D0 (no) 1987-08-12
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DE3750974T2 (de) 1995-05-18
EP0257916A1 (en) 1988-03-02

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