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What is Traction force required for forceps delivery in primigravida is : and explain in detail?
Traction force required by forceps is: Primigravida -18-20 kgs Multigravida-13 kgs Vacuum - initial pressure is 0.2 kg/cm2 induced over 2 minutes. The pressure is gradually increased at the rate of 0.1 kg/cm2 to a maximum of 0.8 kg/cm2. Ref: Datta Obs 9e pg 533.