CA1060561A - Detection means for gas entering human blood system from extra-corporeal tubing - Google Patents

Detection means for gas entering human blood system from extra-corporeal tubing

Info

Publication number
CA1060561A
CA1060561A CA205,718A CA205718A CA1060561A CA 1060561 A CA1060561 A CA 1060561A CA 205718 A CA205718 A CA 205718A CA 1060561 A CA1060561 A CA 1060561A
Authority
CA
Canada
Prior art keywords
restriction
sensing elements
signal
changes
medium
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA205,718A
Other languages
English (en)
French (fr)
Other versions
CA205718S (en
Inventor
Eugene B. Wolstenholme
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA1060561A publication Critical patent/CA1060561A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D3/00—Arrangements for supervising or controlling working operations
    • F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00—Surgery
    • Y10S128/13—Infusion monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • External Artificial Organs (AREA)
  • Measuring Volume Flow (AREA)
CA205,718A 1973-07-27 1974-07-26 Detection means for gas entering human blood system from extra-corporeal tubing Expired CA1060561A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US383284A US3898637A (en) 1973-07-27 1973-07-27 Detection means for gas entering human blood system from extra-corporeal tubing

Publications (1)

Publication Number Publication Date
CA1060561A true CA1060561A (en) 1979-08-14

Family

ID=23512453

Family Applications (1)

Application Number Title Priority Date Filing Date
CA205,718A Expired CA1060561A (en) 1973-07-27 1974-07-26 Detection means for gas entering human blood system from extra-corporeal tubing

Country Status (6)

Country Link
US (1) US3898637A (enrdf_load_stackoverflow)
JP (1) JPS5071190A (enrdf_load_stackoverflow)
BE (1) BE817955A (enrdf_load_stackoverflow)
CA (1) CA1060561A (enrdf_load_stackoverflow)
DE (1) DE2436140A1 (enrdf_load_stackoverflow)
GB (1) GB1466594A (enrdf_load_stackoverflow)

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US3469157A (en) * 1968-04-18 1969-09-23 Robertshaw Controls Co Capacitive sensing device for detecting passage of particles

Also Published As

Publication number Publication date
DE2436140A1 (de) 1975-02-06
GB1466594A (en) 1977-03-09
JPS5071190A (enrdf_load_stackoverflow) 1975-06-12
US3898637A (en) 1975-08-05
BE817955A (fr) 1974-11-18

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