<prompt> Jaipur foot was invented byP.K. sethiS.K. vermaB.L. sehgalH.R. gupta  <response>: P.K. Sethi. Pramod Karan Sethi 28 November 1927-6 January 2008 was an Indian ohopedic surgeon. With Ram Chandra Sharma, he co-invented the Jaipur foot, an inexpensive and flexible aificial limb, 1969.Refer: Mohindras Fundamentals of Ohopedics, 2nd edition, pg no. 466 