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What is The pressure used in pneumatic tourniquet in upper limb is upto: and explain in detail?
Pneumatic tourniquet is a narrow rubber bag to be wound around a limb, pressure being applied by pumping air into the inflatable cuff.
A bloodless field is obtained by applying pressure through pneumatic tourniquet for accurate surgery. Usually pressure applied 75 mmHg over systolic blood pressure for not more than 2 hours.