Power Medical Interventions Inc., a Langhorne, Pa.-based developer of computer-assisted surgical instruments, set its IPO terms to 3.85 million common shares being offered at between $12 and $14 per share. It would have an initial market cap of approximately $231 million, if it were to price at the high end of its range. The company plans to trade on the Nasdaq under ticker symbol PMII, with Jefferies & Co. and Lazard Capital Markets serving as co-lead underwriters. Listed shareholders include Boston Scientific Corp., NGN Capital and Robin Hood Ventures. www.pmi2.com