3830234

Information

• Patent Grant
• 3830234

• References
• Source

• Patent Number

  3,830,234

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1974
  50 years ago

• CPC

  • A61M1/30 - Reciprocating systems, alternately withdrawing blood from and returning it to the patient
  • A61M1/304 - Treatment chamber used as reservoir
  • A61M1/306 - Pressure control
  • A61M1/309 - with trans-membrane pressure [TMP] increasing substantially continuously during arterial phase
  • A61M1/3639 - Blood pressure control, pressure transducers specially adapted therefor

• US Classifications

  • 604 - Surgery
  • 210 - Liquid purification or separation