Patent · US Expired

Needleless syringe with a friction activated pyrotechnic initiator

US6537245B1 · kind B1 · utility

11Cited by
7References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 6, 2000
Grant dateMar 25, 2003
Priority date
Expiry dateMar 9, 2021

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M5/2046
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A needleless syringe equipped with an initiating device comprising a triggering device and a pyrotechnic charge, wherein the triggering device contains a triggering member connected to a friction igniter that initiates the pyrotechnic charge by friction. An advantage of the invention is that the syringe produces very limited amounts of noise during operation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.