3919722

Information

• Patent Grant
• 3919722

• References
• Source

• Patent Number

  3,919,722

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • A61M1/1086 - Regulating or controlling systems therefor
  • A61M1/1037 - Pumps having flexible elements
  • A61M1/1049 - with means converting the rotation of a motor into a translational movement of the flexible element
  • A61M1/1096 - Passive valves for blood pumps or artificial hearts
  • F02G1/043 - the engine being operated by expansion and contraction of a mass of working gas which is heated and colled in one of a plurality of constantly communicating expansible chambers
  • A61M1/1046 - Drive systems therefor
  • A61M1/106 - using hydraulic or pneumatic means
  • A61M1/12 - implantable into the body
  • F02G2280/005 - Medical applications

• US Classifications

  • 623 - Prosthesis