A series of 80 patients undergoing placement of a vena caval filter was analyzed for technical difficulties and complications. No filter embolization occurred. Recurrent emboli were seen in 3%. Phlebitis developed in 14%. The technique appears safe if meticulously performed.
Fullen WD, McDonough JJ, Altemeier WA. Clinical Experience With Vena Caval Filters. Arch Surg. 1973;106(4):582-587. doi:10.1001/archsurg.1973.01350160194034