PUBLICATIONS OF INTEREST PROSTHETICS Amputee Clinics in the United States and Canada, Committee on Prosthetics Research and Development, Committee on Prosthetic-Orthotic Education, NRC-NAS, Wash ., D.C.; 81 pp ., July 1975. Blood-Flow Indices in Amputee and Control Limbs by Mutual Electrical Impedance Plethysmography, Jan Nyboer, Patrick Murray, and James A . Sedensky ; American Heart J ., St. Louis, 87(6) :704-710, June 1974. A Comparison of Some Gait Characteristics with Six Knee Joints, C . M . Godfrey, A.T. Jousse, R . Brett, and J .F. Butler ; Ortho . & Pros ., 29(3) :33-38, Sept. 1975. An Evaluation of Three Casting Techniques for Patellar-Tendon-Bearing Prostheses, Michael J . Quigley and A. Bennett Wilson, Jr.; Ortho . & Pros ., 29(2) :21-32, June 1975. The Mechanics of Dual-Control Above-Elbow Prostheses, Lawrence E . Carlson and Quai S. Yeung ; Annals of Biomed . Engng ., 3(1):1-12, 1975. A Modification to Lock Mechanism of the Hydra Nu-Matic Knee Control, Donald R. Pemberton ; Ortho . & Pros., 29(3) :21-23, Sept . 1975. Prediction of Energy Cost from Peak Heart Rate in Lower Extremity Amputees, S . Ganguli and S .R . Datta ; Biomed. Engng., 10(2) :52-55, Feb . 1975. Rehabilitation of the Upper Extremity Traumatic Amputee, Barbara Munroe and Richard J. Nasca ; Military Med ., 140(6) :402-409, June 1975. Relative Incidences of New Amputations—Statistical Comparisons of 6,000 New Amputees, Hector W. Kay and June D. Newman ; Ortho . & Pros ., 29(2) :3-16, June 1975. A Self-Contained Hydraulic Power Source for Artificial Upper Limbs, J.F. David March and Ronald D. McLeish ; IEEE Transactions on Biomed . Engng ., BME-22(4) :322-326, July 1975. Semi-Flexible Sockets for Amputation Below the Knee, D.C. Symington, P .J. Lowe, and S. Mackay ; Arch . Phys. Med . & Rehab., 56(9) :399-404, Sept. 1975. A Survey of Prosthetics Practice—1973-74, Sidney Fishman, Norman Berger, and Daniel Watkins ; Ortho . & Pros., 29(3) :15-20, Sept . 1975. Three-Dimensional Shape-Sensing and Reproduction of Limbs and Limb Remnants, held at the University of British Columbia, Vancouver, B .C., Canada, in cooperation with the Committee on Prosthetics Research and Developement, National Research Council, Wash ., D.C., Oct. 18, 1973 ; 56 pp., 1975. 287 Bulletin of Prosthetics Research—Fall 1975 Translumbar Amputation for Nonneoplastic Cause: Rehabilitation and Followup, Sanders W . Davis, Dong Sunchu, and Chul J . Yang ; Arch . Phys. Med. & Rehab ., 56(8) :359-362, Aug . 1975. Vacuum-Formed Sockets in Prosthetics Education, Bernard C . Simons and Alan J . Dralle; Ortho . & Pros ., 29(2) :17-20, June 1975. Wound Dressings : Soft, Rigid, or Semirigid? Hector W. Kay ; Ortho . & Pros., 29(2) :59-68, June 1975. ORTHOTICS Clinical Evaluation of Two Experimental Spinal Orthoses, Michael J . Quigley ; Wash ., D.C., CPRD, 1975. Cloran Telescoping Oral Orthosis, Richard S . Matersop and J . Wendell Lotz ; Arch . Phys. Med . & Rehab ., 56(9) :409-413, Sept . 1975. An External-Cruciate-Ligament Orthosis, Thomas A . Martin ; Ortho . & Pros ., 29(3) :3-10, Sept . 1975. A Knee-Stabilizing Ankle-Foot Orthosis, Gustav Rubin and Michael Danisi ; Ortho . & Pros ., 29(3) :11-14, Sept . 1975. Materials Investigation of Failed Plastic Ankle-Foot Orthoses, E .P. Lautenschlager, S .C. Bayne, R . Wildes, J .C. Russ, and M.J. Yanke ; Ortho . & Pros., 29(3) :25-27, Sept . 1975. Orthotics for Spinal Cord Injuries, E.S . Stauffer ; Clinical Ortho ., 102 :92-99, 1974. Orthotics in America : Past, Present, and Future, Vernon L . Nickel ; Clinical Ortho., 102: 10-17, July-Aug. 1974. Polypropylene Knee Orthosis with Suprapatellar Latex Strap, Malcolm Dixon and Robert Palumbo ; Ortho . & Pros ., 29(3) :29-31, Sept . 1975. Rationale for Orthotic Prescription in the Lower Extremity, Newton C . McCullough, III; Clinical Ortho . 102 :32-45, July-Aug . 1974. SENSORY AIDS The Case for Advocacy for the Hearing Impaired, William Max Setliff and M. Jane Collins; ASHA, 16(12) :731-733, Dec . 1974. Communication and Sensory Aids for the Deaf-Blind, Report of a Workshop, National Center for Deaf-Blind Youths and Adults, New Hyde Park, N.Y ., Nov . 29-30, 1973; CPRD-ALS-NRC, National Academy of Sciences, Wash ., D .C., 1975. Frequency Responses of Hearing Aids and Their Effects on the Speech Perception of Hearing-Impaired Subjects, David Pedro Pascoe ; The Annals of Otology, Rhinology & Laryngology, Supplement 23, Part 2, 84(5), 40 pp ., Sept .-Oct . 1975. 288 Publications of Interest Information Transfer Problems of the Partially Sighted: Recent Results and Project Summary, S.M . Genensky, H.E . Petersen, R.W. Clewett, and H .L. Moshin ; R-1770-HEW, 62 pp ., June 1975. A Prosthesis for the Deaf Based on Cortical Stimulation, W .H. Dobelle, M .G. Mladejovsky, S.S . Stensaas, and J .B. Smith; Presented at the meeting of the American Otological Society, Inc., St. Louis, Mo ., 1-19, April 6-7, 1973. Research Bulletin 28, American Foundation for the Blind ; 256 pp., Oct. 1974. Research Bulletin 29, Leslie L . Clark, Zofja S . Jastrzembska, Audrey C. Gil Our, and Michael E . Monbeck ; American Foundation for the Blind, 15-21, June 1 i The Sonic Guide and Distance Vision Training, Kent Carter ; ,3) :21-26, Sept. 1975. Advances in Biomedical 1 ng, J.H.U . Brown and J .F. Dickson, III, eds . ; Academic Press, 4, 362 pp ., 1974. Annual Progress, James B. Reswick and Vernon L . Nickel ; Rehabilitation Engineerir, . :, ,er at Rancho Los Amigos Hospital, University of Southern California, 87 pp ., Dec . 1973-Nov. 1974. Bioengineering Horizons, R .M . Kenedi ; Bio-Medical Engng ., 7(11) :527-529 & 532, Dec. 1972. Clinical Orthopaedics and Related Research—Spinal Cord Injuries, Guest Editor, E . Shannon Stauffer ; 112, 375 pp ., Oct . 1975. Designing a Multiple Prehension Manipulator, Frank Skinner ; Mech. Engng ., 97(9) :37 pp ., Sept. 1975. Electrogoniometric Measurement of Step Length, T . Bajd, M . Kljajic, T . Trnkoczy, and U. Stanic, Scand. J. Rehab. Med ., 6 :78-80, 1974. Electromyography As a Force Measurement, Jacquelin Perry, Daniel J . Antonelli, and Kenneth A . House ; Rancho Los Amigos Hospital, 97 pp ., June 1, 1969-Dec . 31, 1974. The Energetic Cost of Moving About, V.A. Tucker; American Scientist, 63(4) :43-419, July-Aug. 1975. Feedback from M .C . Pfrommer, Research Subject (Revised October 1974), Clinton L. Compere and Dudley S . Childress ; Rehabilitation Engineering Program, Northwestern University Medical School, 17 pp. A General Computing Method for the Analysis of Human Locomotion, Aurelio Cappozzo, Tommaso Leo, and Antonio Pedotti ;J . Biomech ., 8 :307-320, 1975. International Conference on Prosthetics and Orthotics, Report of International Society for Prosthetics and Orthotics, Cairo and Alexandria, Egypt, 552 pp ., May 1-11, 1972. 289 Bulletin of Prosthetics Research—Fall 1975 Knee Joint Torque During the Swing Phase of Normal Treadmill Walking, Peter R . Cavanagh and Robert J . Gregor ; J. Biomech ., 8 :337-344, April 1974. The Load-Deformation Characteristics of Connective Tissues, R .M . Kenedi ; J . Biomed. Mater . Res . Symposium, 5(2) :427-434, 1974. A Method of Measuring the Duration of Foot-Floor Contact During Walking, Gena M. Gardner and M. Patricia Murray ; Phys . Ther ., 55(7) :751-756, July 1975. Mobility for Spinal-Cord-Impaired People, Report of a Workshop, Feb . 22-24, 1974, held at the Rancho Los Amigos Hospital, Inc ., Downey, Calif., NAS, 193 pp ., 1975. Multichannel Biotelemetry Systems for Use in EMG Studies, Particularly in Locomotion, David A . Winter and Arthur G. Quanbury ; Amer . J. Phys. Med ., 54(3) :142-147, June 1975. Muscle Load Influence on Myo-Electric Signal Characteristics, Lars Lindstrom, Robert Magnusson, and Ingeinar Petersen ; Scand . J. Rehab. Med. Suppl. 3 :127-148, 1974. Normal Postural Stability and Steadiness : Quantitative Assessment, M .P. Murray, Ali A. Seireg, and Susan B . Sepic ; J. Bone and Joint Surg ., 57-A(4) :510-516, June 1975. A Percutaneous Wire Electrode for Chronic Research Use, C .W . Caldwell and J .B . Reswick; IEEE Trans . on Biomed . Engng., BME-22(5) :429-432, Sept . 1975. The Prediction of Reaction Forces from Gait Data, A .B. Thornton-Trump and R. Daher; J . Biomechanics, 8(3/4) :173-178, 1975. Proceedings of National Conference on Housing and the Handicapped, Goodwill Industries of America ; Conference held in Houston, Texas, 61 pp ., Sept . 10-12, 1974. Prosthetics and Orthotics Research Reference Catalogue, Volume Two, Article Numbers 2501 to 3064 ; Committee on Prosthetics Research and Development, National Academy of Sciences, Washington, D.C., 1975. Rehabilitation Counseling Bulletin, APGA Press, 1607 New Hampshire Ave ., N.W ., Wash- ington, D .C. (undated). Rehabilitation Medicine : Its Future in National Health Programs, Rene Cailliet ; Arch . Phys. Med . & Rehab ., 56(3) :97-100, Mar . 1975. Relative Contribution of Individual Muscles to the Isometric Contraction of a Muscular Group, Jean Claude Cnockaert, Ghislaine Lensel, and Emile Pertuzon ; J. Biomechanics, 8(3/4)091-197, 1975. Sexuality and Spinal Cord Injury : Some Psychosocial Considerations, Jeffrey C . Teal and Gary T . Athelstan ; Arch. Phys. Med . & Rehab ., 56(6) :264-268, June 1975. Sexuality in the Handicapped: Some Observations on Human Needs and Atitu des, Giovanna Nigro ; Rehab . Literature, 36(7) :202-205, July 1975. Spinal Cord Injury Clinic : An Approach to Long-Term Health Maintenance in the Individual with Spinal Cord Injury, Susan Middaugh, Harry W. Mims, George M . Chamberlin, and Raymond Rosenblum ; Southern Medical J ., 67(8) :964-966, Aug . 1974. 290 Publications of Interest Synergism in Rehabilitation Engineering, Margaret C . Pfrommer ; Proceedings of Conference on Devices and Systems for the Disabled, April 29-30, 1975, 2-5, 1975. Tissue Mechanics, R.M . Kenedi, T . Gibson, J .H. Evans, and J .C. Barbenel ; Phys . Med . Biol. 20(5) :699-717, 1975. A Unified Approach to Communications and Control for Severely Disabled Persons, Dudley S . Childress, Jay M . Kaplan, and John S . Strysik ; from Devices and Systems for the Disabled (Proceedings of Conference on Devices and Systems for the Disabled, April 29-30, 1975), 197-201, 1975.