Assessing Outcomes With Microprocessor Knee Utilization in a K2 Population

NCT ID: NCT04784429

Last Updated: 2024-02-09

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

NA

Total Enrollment

107 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-06-11

Study Completion Date

2026-12-31

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

Two-phased randomized controlled trial comparing the impact of microprocessor controlled knee prostheses (MPK) with the impact of non-microprocessor controlled knee prostheses (NPMK) in patients with a transfemoral/knee disarticulation level amputation categorized as K2 ambulators.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Randomized controlled trial investigating the benefits of microprocessor controlled knee prostheses (MPK) in patients with a transfemoral or knee disarticulation level amputation categorized by Medicare Functional Classification Level (MFCL) as a Limited Community Ambulator (K-Level 2). There are two aims for the study. Aim 1 is to understand the effect of MPK technology for the K2 ambulator on reducing fear and anxiety of falling, improving health-related quality of life, and participation in society and activities. Aim 2 is to understand the long-term effect of MPK technology the aspects from Aim 1 as well as reducing morbidity. The trial will be conducted in two phases. Phase 1 will cover the initial 12-month period to address Aim 1, and phase 2 will monitor from 12 months to 5 years to address Aim 2.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Lower Limb Amputation Above Knee (Injury) Congenital Amputation of Lower Limb Lower Limb Amputation Knee

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Randomized controlled trial
Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

MPK

Microprocessor controlled knee

Group Type EXPERIMENTAL

Kenevo or C-Leg 4

Intervention Type DEVICE

Kenevo fitted to subjects walking slower than 0.8 m/s as measured by the 2-minute Walk Test. C-Leg 4 fitted to subjects walking faster than 0.8 m/s.

NMPK

Non-microprocessor controlled knee

Group Type ACTIVE_COMPARATOR

Non microprocessor controlled knee (NMPK)

Intervention Type DEVICE

NMPK consistent with current standards of care

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

Kenevo or C-Leg 4

Kenevo fitted to subjects walking slower than 0.8 m/s as measured by the 2-minute Walk Test. C-Leg 4 fitted to subjects walking faster than 0.8 m/s.

Intervention Type DEVICE

Non microprocessor controlled knee (NMPK)

NMPK consistent with current standards of care

Intervention Type DEVICE

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Unilateral transfemoral or knee disarticulation amputation
* Received prosthesis between 4 - 24 months prior
* Currently uses prosthesis
* K2 ambulator status
* Able to speak English or Spanish language
* Age ≥ 65 years at Baseline Assessment (one month after enrollment)
* Minimum Socket Comfort Score (SCS) of 6/10

Exclusion Criteria

* Upper limb involvement
* Individuals ≥ 275 lbs
* Unable to provide informed consent
* History of acute or chronic residual limb breakdown
* History of 2 or more socket adjustments or replacements in the past 6 months
* Amputation of the contralateral limb
* Active malignancy
* Rapidly declining health status resulting in reduced activity in the past 6 months, as determined by patient's clinician and confirmed by Clinical \& Scientific Affairs personnel
* Patient unable or unwilling to follow study procedures
* Pregnant women, institutionalized persons, and children
Minimum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Hanger Clinic: Prosthetics & Orthotics

OTHER

Sponsor Role collaborator

Otto Bock Healthcare Products GmbH

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Andreas Kannenberg, MD, PhD

Role: PRINCIPAL_INVESTIGATOR

Otto Bock Healthcare Products GmbH

Shane Wurdeman, PhD

Role: PRINCIPAL_INVESTIGATOR

Hanger Clinic: Prosthetics & Orthotics

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

Hanger Clinic - 321 Westgate Pkwy

Dothan, Alabama, United States

Site Status

Hanger Clinic - 3501 S Mercy Road

Gilbert, Arizona, United States

Site Status

Hanger Clinic - 3816 N. 7th St.

Phoenix, Arizona, United States

Site Status

Hanger Clinic - 4045 E Bell Rd

Phoenix, Arizona, United States

Site Status

Hanger Clinic - 13925 Meeker Blvd, Suite 5

Sun City West, Arizona, United States

Site Status

Hanger Clinic - 4849 Lonetree Way, STE B

Antioch, California, United States

Site Status

Hanger Clinic - 1743 Creekside, Suite #110

Folsom, California, United States

Site Status

Hanger Clinic - California - 1248 32nd St

Sacramento, California, United States

Site Status

Hanger Clinic - 23451 Madison St., Suite 200, Skypark Building 7

Torrance, California, United States

Site Status

Hanger Clinic - 820 S Akers St, Ste 230

Visalia, California, United States

Site Status

Hanger Clinic - 1215 Plumas Street, Suite 1000

Yuba City, California, United States

Site Status

Hanger Clinic - St. Anthony Hospital - Medical Plaza 1, Suite 230, 11750 West 2nd Place

Lakewood, Colorado, United States

Site Status

Hanger Clinic - 1119 Professional Park Drive

Brandon, Florida, United States

Site Status

Hanger Clinic - 1400 Mason Ave. Suite 103

Daytona Beach, Florida, United States

Site Status

Hanger Clinic - 12591 Creekside Lane

Fort Myers, Florida, United States

Site Status

Hanger Clinic - 221 W. Main Street

Inverness, Florida, United States

Site Status

Hanger Clinic - 308 East Oak Street

Kissimmee, Florida, United States

Site Status

Hanger Clinic - 6270 Naples Blvd, Bldg 1

Naples, Florida, United States

Site Status

Hanger Clinic - 824 Creighton Road

Pensacola, Florida, United States

Site Status

Hanger Clinic - 200 Southpark Blvd, Suite 209

Saint Augustine, Florida, United States

Site Status

Hanger Clinic - 215 First Street North, Suite 300A

Winter Haven, Florida, United States

Site Status

Hanger Clinic - 607 N. Jefferson Street

Albany, Georgia, United States

Site Status

Hanger Clinic - 1050 Buford Rd, Ste 106

Cumming, Georgia, United States

Site Status

Hanger Clinic - 778 Riverside Drive

Macon, Georgia, United States

Site Status

Hanger Clinic - 1215A Merchant Way

Statesboro, Georgia, United States

Site Status

Hanger Clinic - 11346 S Cicero Ave

Alsip, Illinois, United States

Site Status

Hanger Clinic - 2835 N Sheffield Ave, Ste 301

Chicago, Illinois, United States

Site Status

Hanger Clinic - 1551 Bond Street, Suite 111

Naperville, Illinois, United States

Site Status

Hanger Clinic - 401 Harrison Street

Oak Park, Illinois, United States

Site Status

Hanger Clinic - 355 W Carpenter St.

Springfield, Illinois, United States

Site Status

Hanger Clinic - 4821 Old National Road East, Suite A

Richmond, Indiana, United States

Site Status

Hanger Clinic - 4505 Utica Ridge Rd

Bettendorf, Iowa, United States

Site Status

Hanger Clinic - 866 5th Ave SE

Cedar Rapids, Iowa, United States

Site Status

Hanger Clinic - 330 Laurel St. #1300

Des Moines, Iowa, United States

Site Status

Hanger Clinic - 804 Kenyon Road

Fort Dodge, Iowa, United States

Site Status

Hanger Clinic - 645 East Crawford St

Salina, Kansas, United States

Site Status

Hanger Clinic - 410 N. Hillside, Suite 100

Wichita, Kansas, United States

Site Status

Hanger Clinic - 8522 Summa Ave

Baton Rouge, Louisiana, United States

Site Status

Hanger Clinic - 940 Kaliste Saloom

Lafayette, Louisiana, United States

Site Status

Hanger Clinic - 1010 Stillwater Ave, Ste 106

Bangor, Maine, United States

Site Status

Hanger Clinic - 959 Brighton Ave.

Portland, Maine, United States

Site Status

Hanger Clinic - 1001 Cromwell Bridge Rd, Suite 108

Towson, Maryland, United States

Site Status

Hanger Clinic - 100 Erdman Way, STE 100

Leominster, Massachusetts, United States

Site Status

Hanger Clinic - 100 Milk Street, Suite 120

Methuen, Massachusetts, United States

Site Status

Hanger Clinic - 1985 Main Street

Springfield, Massachusetts, United States

Site Status

Hanger Clinic - 225 South Michigan Ave Suite B

Big Rapids, Michigan, United States

Site Status

Hanger Clinic - 1903 23rd Ave

Meridian, Mississippi, United States

Site Status

Hanger Clinic - 502 Council Circle

Tupelo, Mississippi, United States

Site Status

Hanger Clinic - 3065 William Street, Suite 205

Cape Girardeau, Missouri, United States

Site Status

Hanger Clinic - 150 St Peters Centre Blvd

City of Saint Peters, Missouri, United States

Site Status

Hanger Clinic - 2340 E. Meyer Blvd, Building 2, Suite 394

Kansas City, Missouri, United States

Site Status

Hanger Clinic - 65 Medical Park Drive, Suite 3

Helena, Montana, United States

Site Status

Hanger Clinic - 1001 S 70th St Ste 110

Lincoln, Nebraska, United States

Site Status

Hanger Clinic - 9109 Blondo Street

Omaha, Nebraska, United States

Site Status

Hanger Clinic - 17500 Burke St, Suite 100

Omaha, Nebraska, United States

Site Status

Hanger Clinic - 7250 Peak Drive, STE 120

Las Vegas, Nevada, United States

Site Status

Hanger Clinic - 961 Matley Ln Ste 100

Reno, Nevada, United States

Site Status

Hanger Clinic - New Hampshire - 7 Marsh Brook Dr Ste 201

Somersworth, New Hampshire, United States

Site Status

Hanger Clinic - 715 Dr Martin Luther King Jr Ave NE Ste

Albuquerque, New Mexico, United States

Site Status

Hanger Clinic - 1882 Winton Road South, Suite 6

Rochester, New York, United States

Site Status

Hanger Clinic - 5502 Brush Hollow Rd.

Westbury, New York, United States

Site Status

Hanger Clinic - 2219 E. 7th St.

Charlotte, North Carolina, United States

Site Status

Hanger Clinic - 1399 Westgate Center Dr

Winston-Salem, North Carolina, United States

Site Status

Hanger Clinic - One Elizabeth Place Suite 300

Dayton, Ohio, United States

Site Status

Hanger Clinic - 660 Wessel Drive

Fairfield, Ohio, United States

Site Status

Hanger Clinic - 6001 Landerhaven Dr Ste A

Mayfield Heights, Ohio, United States

Site Status

Hanger Clinic - 423 Normal St.

East Stroudsburg, Pennsylvania, United States

Site Status

Hanger Clinic - 40 Berkshire Ct STE 2

Wyomissing, Pennsylvania, United States

Site Status

Hanger Clinic - 305 E Greenville St

Anderson, South Carolina, United States

Site Status

Hanger Clinic - 1739 Blanding St.

Columbia, South Carolina, United States

Site Status

Hanger Clinic - 779 W. Forest Ave

Jackson, Tennessee, United States

Site Status

Hanger Clinic - 502 Princeton Rd

Johnson City, Tennessee, United States

Site Status

Hanger Clinic - 6300 Baum Dr

Knoxville, Tennessee, United States

Site Status

Hanger Clinic - 266 Cherokee Professional Park

Maryville, Tennessee, United States

Site Status

Hanger Clinic - 7 North Bellevue Blvd

Memphis, Tennessee, United States

Site Status

Hanger Clinic - 8000 State Highway 242, Suite 100

Conroe, Texas, United States

Site Status

Hanger Clinic - 3910 Gaston Ave STE 150

Dallas, Texas, United States

Site Status

Hanger Clinic - 320 West Water St, Suite D

Kerrville, Texas, United States

Site Status

Hanger Clinic - 4001 N Mays St. Ste 1200

Round Rock, Texas, United States

Site Status

Hanger Clinic - 1139 S.E. Military Dr., Suite 111

San Antonio, Texas, United States

Site Status

Hanger Clinic - 1400 College St, Ste 7

Sulphur Springs, Texas, United States

Site Status

Hanger Clinic - 17490 Hwy 3 Unit 100A

Webster, Texas, United States

Site Status

Hanger Clinic - 2785 East 3300 South

Salt Lake City, Utah, United States

Site Status

Hanger Clinic - 704 Thimble Shoals Blvd. Suite 400-B

Newport News, Virginia, United States

Site Status

Hanger Clinic - 5809 West Norfolk Road

Portsmouth, Virginia, United States

Site Status

Hanger Clinic - 1516 Hudson Street, Suite 105

Longview, Washington, United States

Site Status

Hanger Clinic - 401 SW 41st ST

Renton, Washington, United States

Site Status

Hanger Clinic - 4407 MacCorkle Ave SE

Charleston, West Virginia, United States

Site Status

Hanger Clinic - 5027 Green Bay Rd, Suite 124

Kenosha, Wisconsin, United States

Site Status

Hanger Clinic - 3440 Losey Blvd S

La Crosse, Wisconsin, United States

Site Status

Countries

Review the countries where the study has at least one active or historical site.

United States

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

OB113

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.

Personalizing MPK Prescription
NCT06399471 COMPLETED NA
Active Knee Prosthesis Study
NCT06700668 ACTIVE_NOT_RECRUITING NA
Anatomic Congruent Prosthetic Knee Design
NCT03633201 ACTIVE_NOT_RECRUITING NA