The Academy - Chicago 2006 - The American Academy of Orthotists and Prosthetists
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    Home Education Programming Free Papers

Free Paper Quality on the Rise

Short presentations about 10 minutes in length based on Observations or anecdotal information.

An increased focus will be placed on the national and international Free Paper abstract submissions. The Academy has been nurturing the quality and content of these presentations over the last several years to great success.

Thursday, March 2

1:00 PM - 2:30 PM

The distance foot has unique alignment considerations and fitting obstacles which allows amputees to participate in distance events. The biomechanical principles of transtibial running gait and how to incorporate it into a prosthetic design will be demonstrated.

 

Free Papers: Lower Limb Prosthetics 2
Medial Ramus Containment Socket Design for Hip Disarticulation
Marlo Ortiz, CP

The Marlo Anatomical Socket for transfemoral amputees can be applied successfully to enhance the design of hip disarticulation prostheses. Techniques as well as features of this two-piece socket will be demonstrated.

 

Free Papers: Lower Limb Prosthetics 3
Bilateral Tibial Hemimelia: A Case Study
Jennifer Richards, CPO, CPed

This is a case study of a young girl born with bilateral type 1a tibial hemimelia. This study follows her childhood with regards to custom made prostheses that allowed her to stand with assistance and ambulate with assistance.

 

This is an on going evaluation that reveals that a magnetorheologic microprocessor swing and stance controlled knee system provides benefits of enhancing stability for the bilateral transfemoral and hemipelvectomy user during activities of daily living.

 

In this crossover study design, the energy expenditure of 12 persons with a unilateral transfemoral amputation will be evaluated while walking and different speeds with three different prosthetic knee joints.

 

Free Papers: Lower Limb Prosthetics 6
Current Prosthetic Foot Design Subsets
Gerald Stark, BSME, CP, FAAOP

New terminology will be presented that individually represents the component parts of current foot design. The presentation will also compare physiologic foot function as presented by Perry, Radciffe, and others and outline the clinical factors that influence prosthetic foot recommendation.

 

Free Papers: Lower Limb Prosthetics 7
Impact of Prosthetic Foot Design on Standing Balance
J. Gail Walden, MPH

This study will evaluate the differences in four foot-ankle prosthesis combinations and review the results about upright stance balance with respect to each.

 

Free Papers: Lower Limb Prosthetics 8
Comparison of Ischial Containment Molding Techniques
Gerald Stark, BSME, CP, FAAOP

The presentation will compare the various techniques in modeling the ischial-ramal region as well as the subischial triangle.

 

Free Papers: Lower Limb Prosthetics 9
Use of Elastomeric Liners to Facilitate Wound Closure
John Fergason, CPO

A case study that illustrates the unique application of utilizing elastomeric liners to facilitate wound closure.

2:30 PM - 3:30 PM

This presentation shows how a geometric model was used to predict the effects of systematic misalignments (proximal-distal and anterior-posterior) of single axis mechanical ankle joints in an Ankle Foot Orthosis.

 

This presentation introduces the Silicone Ankle Foot Orthosis, a new development in the world of Orthotics. It examines five case studies where this product was used as part of the treatment.

 

This presentation will depict the biomechanical advantages of the use of stance control technology of KAFOs with the RGOs. Two patients will be presented, a pediatric patient and an adult.

4:30 PM - 5:30 PM

Free Papers: Upper-Limb Prosthetics 13
Trial Fitting Protocols to Optimize Rehabilitation for Transhumeral Amputee Soldiers
Troy Farnsworth, CP, FAAOP

This lecture will discuss the experience at Brook Army Medical Center utilizing trial fitting protocols to optimize rehabilitation of upper limb amputee soldiers.

 

Free Papers: Upper-Limb Prosthetics 14
Comparison of Surface vs. Implanted EMG for Multifunctional Prosthesis Control
Todd Farrell, MS

This shows the development of the Implantable Myoelectric Sensor and how it makes chronic recording of intramuscular EMG practical for prosthetic control.

 

Free Papers: Upper-Limb Prosthetics 15
Electronic Options & Socket Design for Partial Hand Patients
Stephen Mandacina, CP, FAAOP

This presentation discusses different partial hand strategies that maximize comfort and ROM using flexible liners.

 

Free Papers: Upper-Limb Prosthetics 16
Targeted Reinnervation for Improved Myoelectric Prosthesis Function
Todd Kuiken, MD, PhD

This paper demonstrates the ability to create new myoelectric control sites and that patients can operate multiple degrees of freedom simultaneously with these sites.

 

This paper will review the unique protocols implemented to provide care in a military hospital to a young, athletic, and highly motivated amputee population.



Friday, March 3

8:00 AM - 9:30 AM

This case report illustrates a positive outcome using negative pressure wound therapy in tandem with a silicone gel liner to treat a non-healing, dehisced incision following a below-the-knee amputation.

 

Free Papers: Lower Limb Prosthetics 19
Clinical Experience of Fitting Amputee Soldiers at Brook Army Medical Center
John Fergason, CPO

This lecture discusses the experience at Brook Army Medical Center providing rehabilitation of amputee soldiers.

 

This is a slide demonstration which provides all of the information necessary to produce a variable thickness, multi-durometer, injection molded silicone liner.

 

F-Scan timing and pressure distribution measurements are examined in an effort to correlate patient preference to biomechanical measurement. The study consisted of diabetic transtibial amputees age 55 and older.

 

Free Papers: Lower Limb Prosthetics 22
A Modular Vacuum Donning Prosthetic Component for Transfemoral Prostheses
Harry Layton, CPO, LPO

A successful prototype three piece modular system that can be used as an alternative to a vacuum donning system will be discussed in detail.

 

This study will demonstrate the difference in shape of transtibial prosthetic sockets made with CAD/CAM laser technology versus a pressure cast socket.

 

The powered prosthetic knee joint uses a motor actuator to compensate for lost muscle strength in above knee amputees. This presentation will objectify the walking performance of subjects using a powered prosthesis.

11:00 AM - 12:00 PM

Free Papers: Upper-Limb Prosthetics 25
Angulation Osteotomy to Improve Function in Transhumeral Amputee Rehabilitation
Troy Farnsworth, CP, FAAOP

A case study of an amputee soldier treated at Brook Army Medical Center will be presented showing surgical, rehabilitation, and prosthetic considerations with respect to the concept of humeral angulation osteotomy as treatment.

 

Free Papers: Upper-Limb Prosthetics 26
Recent Improvements in Upper Limb Pediatrics
Stephen Mandacina, CP, FAAOP

This presentation discusses the advancements made with batteries, microprocessors, PDA's, and how they have all helped upper limb pediatrics improve.

 

Free Papers: Upper-Limb Prosthetics 27
A New Multi-Flex Wrist for Adult-Sized Electric Terminal Devices
Harold H. Sears, PhD

This new prototype device can flex and extend against a spring force in every direction, allowing locking at the choice of the wearer. Preliminary field trials will be presented and discussed with results of patient utilization of the Multi-Flex wrist.

 

Free Papers: Upper-Limb Prosthetics 28
Upper Extremity Amputation Overuse Syndrome – Types and Incidence
Sandy Fletchall, OTR/L, CHT, MPA, FAOTA

The incidence and type of over-use syndrome is presented. Discussion will also focus on level of upper extremity amputation vs. type of over-use syndrome.

 

Free Papers: Upper-Limb Prosthetics 29
Transitional Adhesive Bonding in Myoelectric Upper Extremity Silicone Suction Sockets
Doug Taylor, CP, FAAOP

This presentation discusses the problems that occur in fitting silicone suction sockets on upper extremity patients.

 

Free Papers: Upper-Limb Prosthetics 30
A New Hybrid: Gravity-Compensation Elbow with Electric TD
Harold H. Sears, PhD

Field trial results will be presented with advantages and disadvantages of the new hybrid prosthesis that features a combination of the enhanced proprioception of cable-operated elbow control with electric hand/wrist for patients with longer-level transhumeral level amputations.

 

Free Papers: Upper-Limb Prosthetics 31
Traumatic Brachial Plexus Injury: A Case Study in Prostheses
Lisa Schoonmaker, CPO, FAAOP

This case study will discuss the medical and orthotic history of an adult Caucasian male, who suffered a traumatic spinal/shoulder injury resulting in substantial brachial plexus damage.

 

Review the results of surgery that was performed on three individuals with transhumeral amputations to enhance their ability to control a myoelectric prosthesis, enable simultaneous myoelectric control of both the elbow and terminal device and to provide a more physiological control of the terminal device.

2:00 PM - 3:30 PM

Free Papers: Orthotics 33
AFO Use in CVA Patients at Risk for Contracture Development
William Carlton, CO

The objective of this presentation is to cover the clinical follow-up experiences on stroke patients with spasticity and compare the efficacy of the use of an AFO in preventing contracture development as a secondary benefit. A review of cerebrovascular incidents as a pathologic concern and AFO options for stroke treatment will also be a part of the presentation.

 

Free Papers: Orthotics 34
Orthotic Management of Posterior Tibial Tendon Dysfunction
Carey Glass, CPO, LPO, FAAOP

This study shows the development of a protocol about when to use a solid ankle Arizona type, low profile hinged ankle foot orthoses and standard ankle foot orthoses with a variety of free and motion control joints.

 

Two cases will be reviewed whereby mechanical stance control orthoses were utilized to maintain knee stability in stance phase.

 

Free Papers: Orthotics 36
The Transformer Total Contact Ankle Foot Orthosis
Dulcey Lima, CO, OTR/L

Discuss the Transformer Ankle Foot Orthosis that was designed to provide a total contact AFO with a low profile ankle joint with adjustable dorsiflexion and plantarflexion. Review how this adjustability allows the practitioner to precisely set the sagittal plane angle to achieve the best alignment for walking and functional activities.

 

This lecture discusses some of the new spinal procedures and describes the type of orthotic management required to stabilize the patient post-operatively.

 

The LEAP diabetic foot classification system will be discussed as well as methods to increase physician awareness of this system.

 

Free Papers: Orthotics 39
New Hip Orthosis Design for Patients at Risk to Dislocate
Dulcey Lima, CO, OTR/L

Less invasive surgical procedures have reduced the number of hip orthoses ordered in many medical centers. Review the effectiveness of a hip orthosis that was developed to address the needs of both the older and younger patient populations and less invasive surgeries.

4:30 PM - 5:30 PM

Free Papers: General Prosthetics 40
Skin Care for Prosthetic Users
Kevin Carroll, MS, CP, FAAOP

The purpose of this presentation is to provide clinicians with a better understanding of the various causes of skin irritation for prosthetic users and the proven methods of treatment.

 

Free Papers: General Prosthetics 41
Promoting Amputee Life Skills
Paddy Rossbach, RN

This is a randomized controlled study that will test the efficacy of a community-based self-management intervention for persons with limb loss.

 

Free Papers: General Prosthetics 42
Effects of Physical Activity on the Amputee's Body Image
Kimberly Hill

This study examines the effect of physical activity on amputee body image. The survey results will be discussed as well as the relationship between activity levels and amputee body image.



Saturday, March 4

8:00 AM - 9:00 AM

Free Papers: General Prosthetics 43
Amputation Prevention Strategies in Belize, Central America
Robert Kistenberg, CP, FAAOP

In this study, the frequency of both major and minor amputations from two sets of data of amputees in Belize were calculated in order to describe the causes and frequencies of amputation as well as the population affected.

 

Free Papers: General Prosthetics 44
Gait Changes During Unilateral Load Carriage in Amputees
Jason Wening, MS

This is a preliminary report of gait changes in transtibial amputees during unilateral load carriage. Results from 15 subjects will be presented.

 

Free Papers: General Prosthetics 45
Phantom Limb Sensory Feedback through Nerve Transfer Surgery
Jon Sensinger, MS

Overview of the force perceived on a subject's phantom limb, both with external force applied to the terminal device and through contraction of muscles.

 

Free Papers: General Prosthetics 46
Using Concepts from Evidence Based Medicine to Find the Best Evidence
Nancy Greer, PhD

This purpose of this presentation is to guide the reader/researcher in finding the best evidence by applying concepts from clinical epidemiology.

 

Free Papers: General Prosthetics 47
Biomimetic Control of Traditional Prostheses
Jon Sensinger, MS

This program features a discussion on a newly developed prosthesis that may serve people better through increased performance and intuitive control.

 

Free Papers: General Prosthetics 48
Clinical Investigation of Phantom Pain Cessation Using RELAX Liner
Carsen Stauf, CP

This investigation discusses a double blind, placebo controlled clinical evaluation using 35 amputees over a seven week period.

1:15 PM - 2:15 PM

Free Papers: Orthotics 49
New Innovative OA Pain Relief Device
Arni Ingimundarson

This paper describes testing results of ten subjects wearing the new device and compares them to proven older pain relief designs.

 

Free Papers: Orthotics 50
The Genux: A New Knee Brace with an Innovative Non-Slip System
N.G.A. Van Leerdam, MSc, PhD

This presentation discusses the issue of knee braces slipping down after a certain period of wear, and the solution of the non-slip knee brace, the Genux.

 

Free Papers: Orthotics 51
V-Vas a New Concept in Unloader Knee Orthosis Design
Joseph Whiteside, CO

The new concept of V-Vas custom knee orthosis will be discussed and its benefits as well as unique design features will be shown.

 

The Genux contains a method that can further reduce the internal knee forces by allowing the quadriceps to reduce its peak forces necessary for stability. This advancement and technology will be discussed in this presentation.

 

In this investigation, researchers examined both the percent crystallinity and stiffness of polypropylene samples to assess whether these properties were altered during the thermoforming process as a result of changes in positive model temperature.

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