Northwestern University Feinberg School of Medicine

Northwestern University Prosthetics-Orthotics Center

Papers and Presentations of 1996

Papers

"Northwestern's Dudley Childress: Research Evolves Into Technology", In Motion, Vol. 6, No. 5, pp. 32-33, October 1996.

"Research: Lofty Goals - Not Ivory Tower Isolation" , In Motion, Vol. 6, No. 5, pp. 27-30, October 1996.

Childress, D.S., "The Interfaces Between Humans and Limb Replacement Components, Chapter Twelve in Osseointegration in Skeletal Reconstruction and Joint Replacement," pp. 159 - 169, November 1996.

Gard, S., Childress, D., Uellendahl, J., "The Influence of Four-Bar Linkage Knees on Prosthetic Swing-Phase Floor Clearance," Journal of Prosthetics and Orthotics, Vol. 8, No. 2, pp. 34 - 40, April 1996.

Gard, S.A., Knox, E.H., and Childress, D.S., "Two - Dimensional Representation of Three - Dimensional Pelvic Motion During Human Walking: An Example of How Projections Can Be Misleading", Journal of Biomechanics, Vol. 29, No. 10, pp 1387 - 1391,1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus : Results of the AFFA Foot ," Internal Technical Report Number 012, Northwestern University Rehabilitation Engineering Research Program, January 1996

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Carbon Copy II Foot," Internal Technical Report Number 013, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Carbon Copy III Foot," Internal Technical Report Number 014, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E. and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the College Park Foot and Ankle," Internal Technical Report Number 015, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Dynamic Foot," Internal Technical Report Number 016, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Dynamic Pro Foot," Internal Technical Report Number 017, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox,E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Flex-Walk Foot," Internal Technical Report Number 018, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Quantum Foot," Internal Technical Report Number 019, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Otto Bock SACH Foot," Internal Technical Report Number 020, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E. and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the SAFE II Foot," Internal Technical Report Number 021, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Seattle Foot," Internal Technical Report Number 022, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Seattle Lightfoot," Internal Technical Report Number 023, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using Specially Designed Testing Apparatus: Results of the Springlite Foot," Internal Technical Report Number 024, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the STEN Foot," Internal Technical Report Number 025, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Knox, E., and Childress, D., "Biomechanical Characterization of Prosthetic Feet Using a Specially Designed Testing Apparatus: Results of the Steplite Strider Foot," Internal Technical Report Number 026, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Miller, L.A., "Inverse Dynamics Procedures and Application to Human Gait Analysis," Internal Technical Report Number 027, Northwestern University Rehabilitation Engineering Research Program and Prosthetics Research Laboratory, March 1996.

Silver-Thorn, M.B., and Childress, D., "Parametric Analysis Using the Finite Element Method to Investigate Prosthetic Interface Stresses for Persons With Trans - Tibial Amputation," Journal of Rehabilitation Research and Development, Vol. 33, No. 3, pp. 227 - 238, July 1996.

Silver-Thorn, M.B., Steege, J., and Childress, D., "A Review of Prosthetic Interface Stress Investigations," Journal of Rehabilitation Research and Development, Vol. 33, No. 3, pp. 253-266, July 1996.

Vannah, W., and Childress, D., "Indentor Tests and Finite Element Modeling of Bulk Muscular Tissue in Vivo," Journal of Rehabilitation Research and Development, Vol. 33, No. 3, pp. 239 - 252, July 1996.

Waldmeier, M., Greener, E., and Lautenschlager, E., "Structural Characterization of Selected Prosthetic - Orthotic Polymers by Nuclear Magnetic Resonance Spectroscopy," Journal of Applied Polymer Sciences, Vol. 59, pp. 91 - 98, 1996.

Waldmeier, M., Greener, E., Lautenschlager, E., and Volpi, M., "Effects of Simulated Clinical Fabrication Heat Treatment and Artificial Weathering on Degree of Crystallinity of Prosthetics / Orthotics Polymers Monitored by X - Ray Diffraction," Journal of Applied Polymer Science, Vol.60, pp. 1169 - 1176, 1996.

Waldmeier, M., Greener, E., and Lautenschlager, E., "Structural Identification of Prosthetics / Orthotics Polymers Using Infrared Spectral Searching," Journal of Applied Polymer Sciences, Vol. 60, pp. 2025 - 2032, 1996.

Waldmeier, M., Greener, E., Lautenschlager, E., and Nowak, M., "Effects of Simulated Clinical Fabrication Heat Treatment and Artificial Weathering on the Hardness Testing of Prosthetics / Orthotics Polymers," Journal of Applied Polymer Science, Vol. 60, pp. 2033 -3037, 1996.

Waldmeier, M., Greener, E., Lautenschlager, E., and Nowak, M., "Effects of Simulated Clinical Fabrication Heat Treatment and Artificial Weathering on the Tensile Testing of Prosthetics / Orthotics Polymers," Journal of Applied Polymer Science, Vol. 60, pp. 2489 - 2494, 1996.

Weir, R.F. ff. and Childress, D.S., "Prostheses and Artificial Limbs", Encyclopedia of Applied Physics, Vol 15, Trigg, G. L. (Editor, New York and Germany: VCH Publishers, Inc. 1996.

Presentations

Chan, R., and Childress, D., "Gait Assessment Using One-Maker Analysis," Abstracts of the First Annual North American Society of Gait and Clinical Movement Analysis Conference, Birmingham, AL, 20 April - 23 April 1996. (Gait and Posture, 4 (2), pp. 175,6.)

Childress, D.S., "Restoration of Function Through Engineering and Technology," Presented at the NIDRR / Conwal Incorporation Workshop, Alexandria, Virginia, 1 August 1996.

Gard, S., and Childress, D., "The Effect of Pelvic List on the Vertical Displacement of the Trunk During Normal Walking Gait and Posture," Abstracts of the First Annual North American Society of Gait and Clinical Movement Analysis Conference, Birmingham, AL, 20 April - 23 April 1996. (Gait and Posture, 4 (2).

Gard, S., and Childress, D., "The Effect of Pelvic List on the Vertical Displacement of the Trunk During Normal Walking," Gait and Posture, Vol. 4, No. 2, pp. 193 - 194, April 1996. Presented at the First Annual North American Society of Gait and Clinical Movement Analysis Conference, Birmingham, A.L., 20 April - 23 April 1996.

Heckathorne, C., MSc, Atkins, D.J., OTR, Heard, D.C.Y., MSE, and Donovan, W.H., Partial Results from the TIRR Upper - Extremity Bilateral Prosthetic Survey, Abstract submitted to the AAOP, 2 December 1996.

Heckathorne, MSc., Uellendahl, J., CPO, Meredith, J., OTR, Wu, Y., and Childress, D., "Seven Year Follow-Up of a Person with Bilateral Shoulder Disarticulations," Abstract submitted to the AAOP, 2 December 1996.

Visser, S., "Observations of Human Ambulation from Near Zero to Rapid Walking Velocity," Abstract, 12 January 1996