3791767

Information

• Patent Grant
• 3791767

• References
• Source

• Patent Number

  3,791,767

• Date Filed

  Not available

• Date Issued

  Tuesday, February 12, 1974
  50 years ago

• CPC

  • F04B43/10 - Pumps having fluid drive
  • A61M1/106 - using hydraulic or pneumatic means
  • A61M1/30 - Reciprocating systems, alternately withdrawing blood from and returning it to the patient
  • A61M1/302 - having a reservoir for withdrawn untreated blood
  • A61M1/307 - Time control
  • F04B43/08 - having tubular flexible members
  • F04B53/1035 - with means for limiting the opening height
  • Y10S128/03 - Heart-lung

• US Classifications

  • 417 - Pumps
  • 128 - Surgery
  • 251 - Valves and valve actuation
  • 604 - Surgery