DefinitionThis section has been translated automatically.
Chinese body duty. The cun is a relative measure: distance between the flexor folds of the middle phalanx of the patient's middle finger, also the thumb width is 1 cun. 3 Cun corresponds to the width of the hand in the area of the metacarpophalangeal joints of the fingers, i.e. the width of 4 fingers.
Prof. Dr. med. Peter Altmeyer