#$%^&*AU2011202728A120130110.pdf#####ABSTRACT The present invention provides a non-invasive blood-pressure monitor, including: an inflatable cuff a pump, to selectively inflate/deflate the cuff a pressure sensor/transducer, to sense the cuff pressure a processor, to (i) control the operation of the pump (ii) monitor the readings of the pressure sensor/transducer and, (iii) using an algorithm, calculate the mean pressure and, a display, to display the most recently recorded mean pressure.C XNRPonl0.CCC FS\3t46147_ I DOC.IV(6/t I I -1/3PUMP ___________ INFLATABLE CUFF 5 2 SENSOR 3 PROCESSOR 6 DISPLAY ______ 7 FIGURE 1C.\NRob\DCCkfFSr364634_1 DOC- AW2011 - 2/3 Microprocessor Analogue-digital converter Analogue-digital converter Low-pass and amplifier Band-pass and amplifier Pressure sensor FIGURE 2C \NRPorbl\DCC\HFS\646342_ DOC-w06/201 I - 3/3 Cuff press ure at po int of m aximd as cill atio ns = me an art e ri al press ure Cuff press ure (increment ily de creasing) Os cillations produce d during cuff deflation and arterid decompression. Tirm e FIGURE 3
