A kind of blood collection instrument, blood collection method and its hemostix

A kind of blood collection instrument, blood collection method and its hemostix

  • CN 107,212,894 A
  • Filed: 12/27/2016
  • Published: 09/29/2017
  • Est. Priority Date: 07/31/2016
  • Status: Active Application
First Claim
Patent Images

1. a kind of hemostix, including:

  • Blood sampling joint, including blood drawing interface, row'"'"'s blood suction interface, exhaust port and mistake haemocoele, the blood drawing interface are provided withThe bloodletting needle that haemocoele is communicated is crossed with described, row blood pin mounting hole and pumping pin of the row'"'"'s blood suction interface provided with series connection are installedHole, the exhaust port is provided with steam vent;

    Pin is evacuated, one end is in the pumping pin mounting hole;

    Blood pin is arranged, one end is communicated through the pumping pin, in row'"'"'s blood pin mounting hole with the haemocoele of crossing;

    The internal diameter of the pumping pin is more than the external diameter of row'"'"'s blood pin and forms the venting channels with annular space, the ventilationPassage is communicated with the steam vent, and the oral area of the venting channels is used to keep the pumping pin and the row provided with least twoThe adhesive spots or solder joint of blood pin relative position.

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