Injector auto purge

Injector auto purge

  • CN 1,921,902 B
  • Filed: 02/11/2005
  • Issued: 04/24/2013
  • Est. Priority Date: 02/17/2004
  • Status: Active Grant
First Claim
Patent Images

1. syringe with type of motor, this motor propelling piston drive ram are used for and the pre-filled syringe that comprises the air of about known quantity uses, and comprising:

  • Processor, it makes motor movement;

    AndMemorizer, its storage parameter, the purging halt that from parameter, can obtain being scheduled to from the gas of the about known quantity one of pre-filled syringe of a plurality of sizes;

    Wherein syringe is configured to the predetermined purge stop point that the gas that automatically plunger drive ram roughly is advanced to this about known quantity that comprises in the specific pre-filled syringe on syringe obtains.

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