2639709

Information

• Patent Grant
• 2639709

• References
• Source

• Patent Number

  2,639,709

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1953
  71 years ago

• CPC

  • A61B5/15003 - for venous or arterial blood
  • A61B5/150213 - Venting means
  • A61B5/150221 - Valves
  • A61B5/150259 - Improved gripping
  • A61B5/150328 - by aseptic fluid
  • A61B5/150389 - Hollow piercing elements
  • A61B5/150473 - Double-ended needles
  • A61B5/153 - Devices specially adapted for taking samples of venous or arterial blood
  • A61B5/150351 - Caps, stoppers or lids for sealing or closing a blood collection vessel or container
  • A61B5/15113 - Manually triggered
  • A61B5/15117 - comprising biased elements, resilient elements or a spring
  • A61B5/1535 - comprising means for indicating vein or arterial entry

• US Classifications

  • 600 - Surgery