Clinical trials: Amputees
Amputation
Measures of Gait Efficiency of Three Multi-Axial, Vertical Shock and Energy Storing-Return Prosthetic Feet During Simple & Complex Mobility Activities
Many service members suffering major limb amputation(s) during active duty seek to return to active duty. The purpose of this study is to determine if biomechanic and/or bioenergtic differences exist between popular…
- Trial name
- NCT01404559
- Testing
- Ossur Variflex prosthetic foot, Ossur Ceterus prosthetic foot, Endolite Elite Blade prosthetic foot
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- University of South Florida
Transtibial Amputee
Bioimpedance as a Diagnostic Tool for Assessing the Need for Socket Modification in Transtibial Amputees
The purpose of the proposed study is to conduct research on individuals with lower limb amputation, evaluating if residual limb fluid volume data collected using a novel non-invasive device is beneficial towards prosthetic…
- Trial name
- NCT03164356
- Testing
- Bioimpedance monitor
- Where
- United States
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- University of Washington
Diabetes Mellitus, Leg Injuries
Prosthetic Components and Stability in Amputee Gait
The biomechanics of changing direction while walking has been largely neglected despite its relevancy to functional mobility. In addition, an increased risk of injury can be associated with turning due to a decrease in stability.
- Conditions
- Diabetes Mellitus, Leg Injuries, Traumatic Amputation
- Trial name
- NCT00167778
- Testing
- Transverse plane rotation adaptor pylon, Rigid pylon
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Amputation, Amputation; Traumatic, Leg, Lower
Clinical Outcomes With Passive MPKs vs. Powered Prosthetic Knees
The goal of this proposed project is to gather community-based data from the K4-level Transfemoral Amputee (TFA) population to aid in evidence-based prescription of powered prosthetic knees (i.e., choosing the right device to…
- Conditions
- Amputation, Amputation; Traumatic, Leg, Lower, Limb; Absence, Congenital, Lower, Prosthesis User
- Trial name
- NCT05267639
- Testing
- Power Knee
- Where
- 2 sites in United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Liberating Technologies, Inc.
Amputation, Elderly
Falls in Older Persons With Limb Loss
Lower limb prosthesis users are known to be at a substantially increased fall risk compared to able-bodied individuals. The interaction between increased fall risk, reduced balance confidence and high prevalence of a fear of…
- Trial name
- FOPLL (NCT03670004)
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Amputation
Upper Limb Loss Perturbation Response
Recent investigations have suggested that persons with upper limb loss experience a high prevalence of falls with a quarter of reported falls resulting from a trip.
- Trial name
- NCT04274218
- Testing
- Perturbation
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Amputation, Amputation; Traumatic, Leg, Lower
Socket Cooling Effectiveness Take Home Study
The comfort and fit of the residual limb within a prosthetic socket are of primary concern for many amputees. The residual limb is typically covered by non-breathable and non- thermally conductive materials that can create a warm…
- Conditions
- Amputation, Amputation; Traumatic, Leg, Lower, Amputation Stump, Limb; Absence, Congenital, Lower
- Trial name
- NCT04484805
- Testing
- ICE Condition
- Where
- 2 sites in United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Liberating Technologies, Inc.
Amputation, Amputation; Traumatic, Hand
Dexterous Partial Hand Prosthesis Outcomes
Liberating Technologies, Inc. (LTI) has developed a dexterous prosthetic fingertip that will be fit onto an i-Digits™ partial hand prosthesis and allow for an additional fine grasp.
- Conditions
- Amputation, Amputation; Traumatic, Hand, Limb; Absence, Congenital, Upper, Prosthesis User
- Trial name
- NCT05038566
- Testing
- Pointdexter
- Where
- 2 sites in United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Liberating Technologies, Inc.
Traumatic Amputation of Lower Extremity
Effects of Wearing a Powered Ankle-Foot Prosthesis on Amputee Walking
Amputees wearing a conventional prosthesis require 20-30% more metabolic energy to walk at the same speeds as non-amputees and this discrepancy is more apparent at faster walking speeds.
- Trial name
- NCT00869947
- Testing
- Powered ankle-foot prosthesis, No device
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Stroke, Peripheral Neuropathy
Arm Motor Control on Bi and Uni ADLs
This study is being performed to assess how certain chronic disabilities - stroke, upper extremity (UE) amputation, spinal cord injuries (SCI), cerebral palsy (CP) - differ from healthy subjects in their ability to perform ADLs.
- Conditions
- Stroke, Peripheral Neuropathy, Spinal Cord Injuries, Cerebral Palsy
- Trial name
- BiAs (NCT02778529)
- Testing
- Bilateral assessment robots (BiAS)
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Prosthesis User
Biomechanical Assessment of Gait in Lower-Extremity-Amputees
This study is investigating the influence of several simulated real life conditions on the symmetry of gait with trans-tibial prostheses Hypotheses: It is hypothesized that the observable differences in gait pattern between…
- Trial name
- NCT01332123
- Testing
- Alignment perturbations
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Milwaukee
Transtibial Amputation
Metabolic Cost Savings for Transtibial Amputees Wearing the Controlled Energy Storage and Return (CESR) Foot
To determine if below-knee amputees will walk with better efficiency wearing a CESR foot which stores energy at heel strike and releases energy releases energy during push-off.
- Trial name
- NCT00494143
- Testing
- CESR Prosthetic Foot, typical prosthetic foot, standardized prosthetic foot
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Amputation
Virtual Neuroprosthesis: Restoring a Sense of Touch to Amputees
The overall goal of this project is to develop a virtual neuroprosthesis in which a facsimile of a neural implant is externalized and housed in a well-controlled microfluidic chamber, thereby abating the intrinsic limitations of…
- Trial name
- NCT03581448
- Testing
- Sensory Restoration During Prosthesis Control
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Florida Atlantic University
Socket Designs of Transfemoral Amputees.
Southern Bone & Joint Study - Brimless Sockets
The investigators are comparing a new type of prosthetic socket for above knee amputees to the standard of care. The hypothesis is that the new type of socket will show equivalence to the standard of care using our designated…
- Trial name
- NCT01416129
- Testing
- Standard of care socket, Prosthetic brimless socket
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of South Florida
Amputation Stumps, Amputees
Moisture Management Liner Effectiveness Study
The comfort and fit of the residual limb within a prosthetic socket are of primary concern for many amputees. The residual limb is typically covered by non-breathable and non- thermally conductive materials that can create a warm…
- Conditions
- Amputation Stumps, Amputees, Amputation, Lower Limb Deformities, Congenital
- Trial name
- NCT04427007
- Testing
- Moisture Management Liner, Control Liner
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Liberating Technologies, Inc.
Amputation, Diabetes
Vacuum Suspension: Effects on Tissue Oxygenation, Activity and Fit
The fit of the residual limb within a prosthetic socket is a primary concern for many amputees. A poor fit can lead to skin irritation, tissue breakdown, and pain.
- Conditions
- Amputation, Diabetes, Leg Injuries, Traumatic Amputations
- Trial name
- NCT00117793
- Testing
- Total Surface Bearing Suction Socket, Vacuum assisted socket system
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Amputation of Hip and Thigh, Level Unspecified
Assessment of Disability Compensation With the C-LEG COMPACT 2 Knee (Ref. 3C60 et 3C60=ST)
Moderately active amputees may have lost their limb due to diabetes, vascular conditions, trauma, tumour or congenital causes. These amputees currently cannot benefit from having a computerised knee because of the performance…
- Trial name
- NCT02382991
- Testing
- 3C60-NMPK, NMPK-3C60
- Where
- 15 sites in Austria, France and 1 more
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Otto Bock France SNC
Amputation
A Unique Body-Powered Terminal Device With Enhanced Grasping Capabilities for Individuals With Upper Limb Loss
We have developed a novel terminal device for a prosthetic arm that eliminates the functional tradeoffs seen in body-powered voluntary open devices.
- Trial name
- NCT07254247
- Testing
- Novel Prosthetic Hook, Control Hook (Light Spring), Control Hook (Heavy Spring)
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Little Room Innovations, LLC
Amputation Wound, Traumatic Amputation of Toe
Longitudinal Study of Weight Change Following Lower Limb Amputation
The purpose of this study is to assess weight change in a population of Veterans with amputations. Little is known about the how weight changes following an amputation.
- Conditions
- Amputation Wound, Traumatic Amputation of Toe, Dysvascular Amputation of Lower Limb
- Trial name
- NCT00932399
- Where
- United States
- Volunteers
- 4,549 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development