The American Academy of Orthotists and Prosthetists
36th Annual Meeting and Scientific Symposium 2010
February 24 - 27, 2010 - Chicago, IL
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As of 1/7/2010

Free Papers

Time Program Code Thursday, February 25
12:45 PM - 2:15 PM F1 Free Papers
Case Study: Use of a Partial Foot Prosthesis Under Elevated Vacuum
Brian Arndt, OPERF Resident Travel Award Winner
Review the case of a partial foot prosthesis under elevated vacuum that was fabricated and fit to a 68-year-old male with a transfemoral amputation on the right side and a partial foot amputation on the left.
  F2 Free Papers
Vector Enhanced Compression and Tissue Relief (VECTR): Clinical Application in Upper and Lower Limb Prosthetics
Randall Alley, CP, FAAOP
A new interface design that relies on targeted compression and soft tissue relief solves these issues. Three examples will be presented involving subjects with transfemoral, transradial and transhumeral amputations illustrating the application of the VECTR interface.
  F3 Free Papers
Elevated Vacuum Suspension: The Effects on an Amputees Residual Limb Volume
Maria J. Gerschutz, PhD
Examine research that was intended to gain outcome knowledge regarding elevated vacuum suspension and the effects on residual limb volume at different vacuum pressure levels.
  F5 Free Papers
Elevated Vacuum Suspension: Outcome Measures Evaluating Patient Preferences and Vacuum Pressure & Evaluation of Residual Limb Movement in a Prosthetic Socket
Maria Gershutz, PhD
The purpose of this research was to provide outcome information concerning elevated vacuum suspension. Research was also done to quantitatively evaluate the amount of distal displacement of "pistoning" three suspension systems generate under dynamic movement.
12:45 PM - 2:15 PM F6 MOVED TO POSTER PRESENTATIONS
12:45 PM - 2:15 PM F4 Free Papers
Comparing the Energy Required to Climb an Indoor Rock Wall Utilizing Five Different Prosthetic Configurations
M. Jason Highsmith, CP, DPT, FAAOP
The purpose of this study was to compare the energy expenditure required to climb an indoor rock wall utilizing five different prosthetic configurations.
5:00 PM - 6:15 PM F7 Free Papers
The Effect of Trimline Height on Elbow Range of Motion While Wearing a Transradial Prosthesis
Stephanie L. Carey, PhD, M. Jason Highsmith, DPT, CP, FAAOP, Rajiv V. Dubey, PhD
The purpose of this study, as part of a larger study (Carey 2008), was to determine the difference between ranges of motion of elbow with and without the effects of the trimlines of the transradial myoelectric prosthesis.
  F8 Free Papers
Skin-Socket Interface Pressure of an Upper Limb Prosthesis: Preliminary Findings
Wayne Daly, CPO, FAAOP, Liming Voo, Terry Rosenbaum Chou, PhD, David Windle, David Boone, PhD, CP, LP
Examine the result of this study that aims to measure pressure magnitude and its distribution at the upper limb-socket interface during various arm positions and applied weights and to establish the relationship between pressure magnitude and discomfort levels.
  F9 Free Papers
Cable Routing Position
Jeremy Farley, CP, LP
The intent of this study was to route the cable and housing inferior to the axis of the elbow joint to allow the patient with a body powered transtibial amputation to harness elbow flexion as a control method in operating the terminal device.
  F10 Free Papers
Biomechanical Model of Transhumeral Prostheses
Rebekah Freilich, Stephanie L. Carey, PhD, M. Jason Highsmith, DPT, CP, FAAOP, Rajiv Dubey
This paper discusses how treating the residual limb and prosthetic socket as two rigid bodies rather than one, it is possible to accurately measure the inferior translation of the prosthetic socket on the residual limb and elbow angles.
Time Program Code Friday, February 26
8:15 AM - 9:45 AM F11 Free Papers
Orthotic Treatment of Pectus Carinatum: Assessing Outcomes with a Digital Laser Scanner
Calli Clark, MSPO
The author proposes the use of handheld digital laser scanning technology as a clinical method for measuring Pectus Carinatum deformities and anthropometric changes resulting from orthotic treatment.
  F12 Free Papers
Extending the Performance of a Stance Control Orthosis Through the Use of a Pneumatic Swing Phase Booster
Gary G. Bedard, CO, FAAOP
Review the results of this single patient case study, the SCO knee joint incorporated a pneumatic swing phase assist component. The pneumatic component was added to the orthotic management plan to match the patient's desire for a normalized active lifestyle.
  F13 Free Papers
Development of a Motorized Device for Quantitative Investigation of AFOs
Fan Gao, PhD
The objective of this current study is to develop a motorized device which could be used to quantitatively investigate the AFO alignment and mechanical properties.
  F14 Free Papers
Case Study: A Unique and Innovative Approach to Treating Crouch Knee Gait
Keith M. Smith, CO, LO, FAAOP
There are typical protocols for crouch knee gait due to limited Range of Motion (ROM) in a child with CP. This presentation considers an innovative program based on two treatments.
  F15 Free Papers
Management of Severe OA of the Knee Using a Customized Off Loading Knee Orthoses
Joseph Whiteside, CO/L
This study reports on the results of using a custom made knee orthosis as an alternative to surgical intervention and in four patients with valgus/varus deformity in excess of 20 degrees.
  F16 Free Papers
SCO Application in Patients with Inclusion Body Myositis
Kenton Kaufman, PhD, PE
Discuss the results of this study done to investigate the efficacy of a stance control Orthosis for patients with Inclusion Body Myositis.
9:50 AM - 11:20 AM F17 Free Papers
The Influence of a Prosthetic Knee on Clearance Adaptations in Young Children with Limb Loss
Mark Geil, PhD, Colleen Coulter-O'Berry, PT, DPT, PCS, PhD
The objective of this study was to follow recently conducted research on infants with unilateral limb loss crawling with locked and unlocked knees to determine the impact of the knee following transition to walking.
  F18 Free Papers
Powered Bionic Ankle with Regeneration Kinetics: The RT Ankle
Kevin Hollander
The mission of this study was to examine a new generation of powered prosthetic devices based on lightweight, energy storing springs that will create a natural, more functional gait.
  F19 Free Papers
Outcomes of Standard Surgical and Rehabilitation Program in Trans-Tibial Amputation of Peripheral Vascular Disease: A 10-Year Prospective Cohort Study
Anton Johanesson, PhD
The objective of this paper is to analyze surgical and rehabilitation program in trans-tibial amputation for peripheral vascular disease: a 10-year prospective cohort study.
  F20 Free Papers
3-D Polycentric Hydraulic Hip Improves Gait of a Patient with a Hemipelvectomy
Kenton Kaufman, PhD, PE
The purpose of this study was to evaluate the importance of 3D polycentric hydraulic motion for patient function.
  F22 Free Papers
Vacuum Suspension: Fit and Function
Glenn K. Klute, PhD
The purpose of this study was to compare a VASS with a current standard of care in a randomized cross-over experiment.
1:35 PM - 3:05 PM F23 Free Papers
A New Dynamic Deceleration Orthosis for Management for PTTD
Frank Caruso, CO
Discuss the utilization of a floor reaction AFO in conjunction with a FO (dynamic deceleration orthosis) to help control the foot in stance and also help manage stress on soft tissue in the transition phases of getting the foot onto and off of the ground.
  F24 Free Papers
Custom Engineering of Energy-Storing AFOs Utilizing Pre-Preg Carbon Fiber
Noel Chaldek, CO
Examine a process utilizing a unique fabrication method for pre-preg carbon fiber in application with an ankle foot orthosis (AFP) design.
  F25 Free Papers
Scale to Describe Various Gait Patterns in Post-CVA Patients
Bill Carlton, CO
This clinical case study describes and demonstrates the promise of the innovative suspension method for shoulder disarticulation patients.
  F26 Free Papers
The Use of Orthotic Intervention for the Treatment of Deformational Plagiocephaly
James Wynne, CPO, FAAOP
This report will review our experience with a class II handheld laser scanner and the Rodin 4-D software in fabricating and reporting patient outcomes in a multi facility, multi-practitioner facility.
  F27 Free Papers
Cranial Remolding Orthoses as Part of the Treatment for Craniosynostosis: Treatment Methods Used in the Texas Medical Center
Aaron Jacobsen, CO, LPO
Cranial Remolding Orthoses are applied as a post operative treatment for craniosynostosis by at least three surgical groups in the Texas medical center area. The purpose of this presentation is to report the current treatment methods used in one of the world's largest medical centers.
  F28 Free Papers
Reviewing the Reviews: The Current State of the Accepted Evidence with Relation to Deformational Plagiocephaly and Cranial Remolding Orthoses
Phil Stevens, MEd, CPO, FAAOP
Four systematic literature reviews have been published in the domain of deformational cranial abnormalities in the past two years. The goal of this presentation is to familiarize clinicians with the conclusions and recommendations from these recent systematic reviews.
4:30 PM - 6:00 PM F29 Free Papers
Targeted Nerve Reinnervation-Surgical Outcome of 30 Patients
Todd Kuiken, MD, PhD
Targeted Muscle Reinnervation (TMR) is a new surgical technique that enables improved control of myoelectric prostheses. This paper reviews the surgical outcomes of the first 30 patients. TMR results were reviewed for available patient data at 6 centers around the world. Cases were reviewed for level of amputation, number of nerve transfers and whether the patients were successfully fit with a prosthesis. Complications are also noted.
  F30 Free Papers
Case Study: Off-loading the Remaining Digits in Partial Hand Amputations During Heavy Bimanual Lifting
Phil Stevens, MEd, CPO, FAAOP
The objective of this study was to fabricate a prosthetic device that would facilitate a more symmetric lifting pattern without over loading the remaining digits. This was accomplished with a relatively simple design which transferred lift loads from the digits and palmer surface of the hand to the dorsal surface of the forearm. Design and material considerations will be presented.
  F31 Free Papers
Fitting of a Multifunction Hand-Wrist System at the Transradial Level
Laura Miller, PhD, CP
This study discusses how pattern recognition can be used for transradial level amputees without targeted reinnervation necessary to control a physical device by using a multifunction hand-wrist system with seven hand and wrist movements.
  F32 Free Papers
Bilateral Upper Limb Case Study: Team Approach Targeted Muscle Reinnervation (TMR) and ADL's from the OT Perspective
Shawn Swanson, OTR/L
This presentation will document a case study of a bilateral upper limb loss individual in the early stages of his rehabilitation process.
  F33 Free Papers
Targeted Muscle Reinnervation: New Technology, New Techniques
Pat Prigge, CP
The focus of this presentation will be a case study on a bilateral UE amputee in the early stages of his rehabilitation process from the prosthetists point of view.
  F34 Free Papers
Clinical Considerations for Powered Upper-Limb Prosthetics Batteries
William Hanson, MS
Consider the power requirements of devices individual and in total when specifying and fabricating a new prosthesis.
Time Program Code Saturday, February 27
8:00 AM - 8:30 AM F35 Free Papers
Taking on Green Concerns and Marketing Your Efforts
Elizabeth Mansfield
Going green can help you "green" your bottom line. Learn the do's and don'ts of an effective green marketing campaign. Learn six simple ways to "go green" while generating great publicity.
  F36 Free Papers
Role of Journal Club for Professional Development Facilitating Knowledge Translation
Chris Robinson, MBA, CPO
The objectives of this paper are to indentify the benefits of participation in a journal club as well as discuss the various methods utilized to facilitate an effective learning environment.
10:40 AM - 12:05 PM F37 Free Papers
New Control Concepts for External Powered Upper Extremity Components
Julie Schick, CP, OTR/L
This general overview of The New Arm will include technical aspects, control options and software programming.
  F38 Free Papers
Compensating Shoulder Joint Transhumeral Amputees
T. Walley Williams, III, MA
This presentation discusses a new approach for compensating shoulder joints for transhumeral amputees.
  F39 Free Papers
Quantifying Grip Force Measurement through Haptic Feedback for Prosthetic Control Improvements
Pravin Chaubey
A team at Orthocare Innovations conducted tests to determine if tactile feedback measurably improved subject performance in maintaining grip force and this paper summarizes their findings.
  F40 Free Papers
Innovative Suspension Method for Shoulder Disarticulation Patients
Jay Martin, CP, LP, FAAOP
This clinical case study describes and demonstrates the promise of the innovative suspension method for shoulder disarticulation patients.
  F41 Free Papers
Early Partial Hand Outcomes Utilizing Pro Digits Myoelectrically Controlled Prosthetic Digits
Karl J. Lindborg, CPO, Thomas Passero, CO, Diane J. Atkins, OTR, FISPO
Review information addressing the ways in which ProDigits technology is applied to standardize techniques including future plans for the adoption of 3D scanning for socket design, myoelectric site location and aesthetic coverings.
  F42 Free Papers
Clinical Evaluation and Prosthetic Application of a Polytraumatic Involved Individual with Upper Limb Amputation Utilizing an External Powered Prosthesis with i-LIMB Hand: A Case Study
Karl J. Lindborg, CPO, Thomas Passero, CP
This case study discusses the treatment of a left hand dominant individual suffering from traumatic bilateral upper extremity limb injury.
1:00 PM - 3:25 PM F43 Free Papers
The Evaluation of Multimedia Learning Objects Designed for Prosthetics Education (PMET)
Mark Muller, MS, CPO, FAAOP
This paper reports on a small-scale pilot and exploration study that developed a tool for the evaluation of multimedia learning objects designed for prosthetic education (PMET).
  F44 Free Papers
Observed Socket Forces During Running
Joel Schulz, CP, LP
This presentation discusses that during high impact activities such as running, the importance of the forces experienced increases both for the health of the residual limb and for the fatigue life the components.
  F45 Free Papers
Case Report: Assessing the Ambulatory Efficiency, Balance Confidence and Overall Function Associated with "Stubby" Prostheses and C-Leg Prostheses for a Patient with Bilateral Transfemoral Prostheses
Phil Stevens, MEd, CPO, FAAOP
This case study presents upon the use of several clinically relevant outcome measures to assist in the determination of whether our case subject, who had undergone bilateral transfemoral amputations and amputation of the left upper limb at the transhumeral level, was better served by regular use of her bilateral "stubby" prostheses or bilateral C-leg prostheses.
  F46 Free Papers
Use of Experimental Prosthetic Feet to Study the Effects of Prosthetic Foot Features on Gait of Prosthesis Users
Andrew Hansen, PhD, Elizabeth Klodd, MS, Margrit Meier, PhD, Stefania Fatone, PhD, BPO(Hons), Mark Edwards, MHPE, CP, Pinata Sessoms, PhD, Dudley Childress, PhD
This presentation will describe our approach ofusing experimental prosthetic feet to systematicallyalter one mechanical property at a time to examineits effect on gait.
  F47 Free Papers
From Crude Wood to Energized Carbon: Long-Term Experiences with Prostheses Among Vietnam Veterans with Combat Related Amputations
Carrie Foote, PhD, Seth Messenger, PhD
This paper presents the results of a short registry survey that was completed by 466 Vietnam veterans with combat related amputations for the Indiana-Ohio Center for Traumatic Amputation Rehabilitation Research. A random sample of 20 veterans was drawn from the registry respondents and each one completed two-hour in-depth interviews regarding the circumstances around their injuries and their experiences living with amputations over the full period since their combat injuries occurred.
  F48 Free Papers
Optimization of Gait through Smart Release of Stance Phase
Andy Sykes
This study follows the development of a transfemoral control device that addresses this problem by using smart programming techniques to optimize the point of stance support release in the gait cycle.
  F49 Free Papers
Assessment of Internal and External Prosthesis Kinematics During Strenuous Activities Using Dynamic Roentgen Stereophotogrammeric Analysis (DRSA) & DRSA Socket-Tissue Kinematics During High Impact Activities in Trans-Femoral Amputees
George Papaioannou, PhD, Christos Mitrogiannis, George Nianios, Goeran Fiedler
These studies employs a new method of assessing the combination of 3D total knee prosthetics kinematics and socket-stump kinematics/slippage during high-speed strenuous activities using DRSA. Also addressed in a separate study was a 3D socket-stump where kinematics were assessed by Biplance Dynamic Roentgen Stereogrammetric Analysis.
  F50 Free Papers
Weight Distribution Symmetry During the Stand-to-Sit Activity in People with a Transfemoral Amputation
Vibhor Agrawal, MS
Discuss the objective of this study to characterize weight distribution symmetry between the intact limb and the amputated limb for the five events of a stand-to-sit (STS) maneuver.
  F51 Free Papers
Study of Residual Limb/Prosthetic Socket Compliance in Transtibial Amputees
Erin V. Boutwell, MS
Review study results that hypothesized that a thick gel liner would increase compliance at the limb-socket interface and create a more uniform distribution of peak pressure across the residual limb and that its increased compliance would allow subjects to walk at a faster self selected speed and alter other gait parameters, such as ground reaction force profile and kinematics.