DIAPHRAGMS MEMBRANES FORMED

Brand Owner Address Description
CARDIOFLEX Thoratec Corporation 6035 Stoneridge Drive Pleasanton CA 94588 diaphragms and membranes formed of flexible polyether urethane, used in implantable blood pumps;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. A resonating pressure transducer operable to measure an applied pressure by measuring changes in a resonant frequency is disclosed. The pressure transducer comprises a plurality of diaphragms formed in a wafer of semi-conducting material between two layers, wherein each of the diaphragms is divided into a plurality of electrically isolated sections; a cavity in one of the covering layers opposite a corresponding one of the diaphragms, a first via formed through a selected one of the layers enables application of a potential to selected ones of the diaphragm sections; and a second via formed through a selected one of the layers enables transmission of a measure from selected ones of the diaphragm sections.