Malm, J.R., Bowman, F.O., Jr., Harris, P.D. et al.: An evaluation of aortic valve homografts sterilized by electron beam energy. J. Thor. Surg.54: 471, 1967.
Effler, D.B. , Favaloro, R., and Groves, L.K.: Heart valve replacement: Clinical experience . Ann Thor. Surg.1: 4, 1965.
12.
McGoon, D.C. , Ellis, P.H., Jr., and Kirklin , J.W. : Late results of operation for acquired aortic valvular disease. Circulation31: 108, 1965.
13.
Ellis, F.H. , McGoon, D. C., Bradenburg, R. O., and Kirklin, J. W.: Clinical experience with total mitral valve replacement with prosthetic valves. J. Thor. Cardiovasc. Surg.46: 482, 1963.
14.
Starr, A., Edwards, M.L., McCord, C. W., and Griswold, H. E.: Clinical experience with semirigid ball valve prosthesis. Circulation27: 779, 1963.
15.
Starr, A., Herr, R.H., and Wood, J.H.: Mitral replacement: A review of six years experience. J. Thor. Cardiovasc. Surg.54: 333, 1967.
16.
Bartley, T.D. , Crevasse, L.E., Green , J.R., Taylor, W.J., Linhart, J.W. and Wheat, M.W., Jr.,: Prosthetic replacement of the mitral valve. Ann Thor. Surg.5: 340, 1968.
17.
Cooley, D.A. , Bloodwell, R.D., Beall , A.C., Grill, S.S., and Hallman, G.L.: Total cardiac valve replacement using SCDK-Cutter prosthesis. Ann Surg.164: 428, 1966.
18.
Beall, A.C. , Bricker, D.L., Cooley , D.A., and DeBakey, M.E.: Ball valve prosthesis. Arch. Surg.90: 720, 1965.
19.
Low, H.B.C. and LeFemine, A.A.: Acute mitral insufficiency due to jamming of a disc-valve prosthesis. Ann. Thor. Surg.4: 71, 1967.
20.
Starr, A., Pierie, W.R., Raible, D.A., Edwards, M.L., Siposs, G.G., and Hancock, W.D.: Cardiac valve replacement: Experience with the durability of silicone rubber . Circulation33: 1, 1966.
21.
Bigelow, J.C. , Herr, R.H., Wood , J.A., and Starr, A.: Multiple valve replacement. Review of five years experience. Circulation38: 656, 1968.
22.
Herr, R.H., Kloster, F.E., Sezai, Y., and Starr, A.: Diagnosis and management of "ball variance" following aortic valve replacement . Circulation36: 141, 1967.
23.
Bonnabeau, R.C., Jr., and Lillehei , C.W.: Mechanical "ball failure" in Starr-Edwards prosthetic valves. J. Thor. Cardiovasc. Surg.56: 258, 1968.
24.
Duyoism, G.E. , and McGoon, D. C.: Aortic valve replacement with a ball valve prosthesis: Detailed analysis of early and late results . Arch. Surg.99: 684, 1969.
25.
Scalabrini, B.Y., Rader, B., Milano , A., and Clauss, R.H.: Successful replacement of defective ball of a prosthetic aortic valve. JAMA203: 333, 1968 .
26.
Cohen, M., Barwinsky, J., and Mymin, D.: Late failure of the ball-valve (Starr) aortic prosthesis. Canad. J. Surg.11: 144, 1968.
27.
Groves, L.K. : Personal communication.
28.
Laforet, E.G. : Death due to swelling of ball component of aortic ball-valve prosthesis. New Eng. J. Med.276: 1025, 1967.
29.
Winer, D.E. , et al.: Heart sound analysis: A three dimensional approach. Contour plotting of sound for study of cardiovascular acoustics . Amer. J. Card.16: 547, 1965.
30.
Hylen, J.C. , et al.: Sound spectrographic diagnosis of aortic ball variance. Circulation. (suppl. 6): 105, 1968 (Oct.).
31.
Kersta, L.G. : Spectographic analysis of body sounds. (J. Assoc. Adv. Med. Inst. Nov., 1966.
Donovan, T.J. : The uses of plastic tubes in reparative surgery of battle injuries to arteries with and without intra-arterial heparin administration . Ann Surg.130: 1024, 1949.
34.
Donovan. T.J. and Donovan, J.F.: Permanent total bypass of pulmonic valve . J. Thor. Surg.30: 1, 1955.
35.
Donovan, T. J.: Unpublished data.
36.
Hewson. C.: (President—Brunswick Plastic Co.) Personal communication.
37.
Sauvage, L.R. , Viggers, R., Berger , K., Wood, S.J., Robel, S.B., Rao, A., and Dedomenico , M.: Aortic ball valve design based upon healing and hydraulic considerations. Surgery. 67: 151, 1970.
