Resources Contact Us Home
Self-sticking needle assembly and method for insertion into an artery

Image Number 3 for United States Patent #5425718.

The needle assembly of the present invention includes a rigid cannula with a blunt distal end, a needle housed inside the cannula, a hub on the needle for controlling the position of the distal end of the needle with respect to the distal end of the cannula and a stop connected to the cannula for limiting the distance of travel of the distal end of the needle. The preferred embodiment may also include a spring attached to the needle hub. The present invention also encompasses methods of using the needle assembly.

  Recently Added Patents
Three-dimensional holographic display using active shutter
Process for manufacturing a self-sealing composition
Packet transmission system and fault recovery method
Computer product, information retrieval method, and information retrieval apparatus
Method and system for leveraging the power of one's social-network in an online marketplace
DRAM refresh method and system
Sensor system
  Randomly Featured Patents
Method and apparatus for identifying media content presented on a media playing device
Fixing apparatus, image forming apparatus, wire winding apparatus and method for producing magnetic excitation coil
Flow control valve assembly minimizing generation and entrapment of contaminants
Heat exchanger for refrigerating cycle
Turbocharger system for diesel engine
Fission product barrier emergency event classification and response system
Method and apparatus for measurement of processor-utilization
Method for masking ringing in DDR SDRAM
Traveling target