The effects of assistive devices on the oxygen cost, cardiovascular stress, and perception of nonweight-bearing ambulation.
C G Holder, E M Haskvitz, A Weltman
https://pubmed.ncbi.nlm.nih.gov/8220412/Actively Recruiting
Led by Kyle Schweser MD · Updated on 2026-08-03
25
Participants Needed
1
Research Sites
52 weeks
Total Duration
Diabetic patients with operatively managed ankle fractures face a high risk of complications, partly due to a loss of protective sensation that affects how pain and pressure are processed. This sensory loss increases abnormal stresses on the repaired fractures. Traditionally, diabetic patients have been kept from putting weight on the ankle for long periods, which can cause functional and cardiovascular problems. The study aims to see if immediate weight bearing with a hindfoot offloading brace after surgery maintains motion, avoids more complications than delayed weight bearing, and results in good outcomes and patient satisfaction. The study compares two postoperative rehabilitation protocols for diabetic patients who have had surgery to fix an isolated ankle fracture excluding pilon fractures within three weeks of injury. Participants are randomly assigned to either an immediate weight bearing approach using a custom hindfoot offloading brace or a delayed weight bearing approach following standard care. The brace is fitted about 1 to 2 weeks post-surgery, and patients receive education on brace use and skin care. Follow-up visits occur at multiple time points up to one year, with ankle radiographs, surveys, and brace adjustments as needed. Participants undergo assessments including hemoglobin A1c testing before surgery, radiographs, surveys measuring foot and ankle function and general health-related quality of life, and skin checks during follow-up visits. Visits happen at 2 weeks, 3 weeks, 4 weeks, 6 weeks, 8 weeks, 10 weeks, 12 weeks, 14 weeks, 16 weeks, 26 weeks, and 1 year after surgery. Researchers monitor adverse events, functional scores, and patient satisfaction over 12 months. After the study ends or if a participant leaves early, standard post-operative care and rehabilitation continue with their surgeon.
CONDITIONS
Immediate Vs. Delayed Weight Bearing Postoperative Protocol in Diabetic Ankle Fractures
V
Vicki L Jones, MEd
E
Ennio Rizzo Esposito, MD
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Kyle Schweser MD
Lead Sponsor
This table compares participation in this trial with other options available for this condition. The information is drawn from published research and the trial’s study details and is provided for educational purposes only.
| Factors | Immediate Weight-Bearing Brace | Delayed Weight-Bearing (Standard Care) |
|---|---|---|
| What it is | Immediate weight-bearing rehabilitation using a hindfoot offloading brace after surgical fixation of an ankle fracture. | Delayed weight-bearing rehabilitation without a hindfoot offloading brace after surgery for ankle fracture. Follows standard postoperative care. |
| Role in the Study | Participants are randomized to begin weight-bearing immediately after surgery while wearing a hindfoot offloading brace. | Participants are randomized to delayed weight-bearing and do not use a hindfoot offloading brace during initial recovery. |
| Primary Use | To test if immediate weight-bearing with a brace can improve recovery and reduce complications after ankle fracture surgery for people with diabetes. | To provide standard rehabilitation after ankle fracture surgery with gradual weight-bearing, aiming to reduce the risk of complications in diabetic patients. |
| How it is given or performed | Patients begin weight-bearing right after surgery using a hindfoot offloading brace, supervised by the clinical team. | Patients remain non-weight-bearing for a set period after surgery, then gradually resume walking without a brace. |
| Evidence status | Effectiveness of immediate weight-bearing with a brace after ankle fracture surgery in diabetes is under prospective investigation; no published results yet. | Delayed weight-bearing after ankle fracture surgery in patients with diabetes is supported by published experience as standard, but direct comparative outcome evidence is limited. |
| Important Limitations | Risks and long-term outcomes of immediate weight-bearing in diabetic patients are not fully known, especially for those with neuropathy. Individuals must be able to tolerate and comply with brace use. | Delayed weight-bearing may prolong recovery, increase risk of nonweight-bearing complications, and does not eliminate potential for delayed healing or other diabetes-related issues. |
Disclaimer: This comparison is created with the help of artificial intelligence(AI) and may contain errors or missing information. It is not medical advice and does not mean one option is better or safer than another. Clinical trials are still being studied, and joining a trial is your choice. Please consult your healthcare professional before making any decisions.
You may qualify if you...
You will not qualify if you...
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
Duration - Up to 1 year
Participants receive surgery to fix the ankle fracture and are assigned to either immediate weight bearing with a hindfoot offloading brace or delayed weight bearing following standard care. They are fitted for a custom brace about 1 to 2 weeks after surgery and receive education on brace use and skin care.
Multiple visits including 2, 3, 4, 6, 8, 10, 12, 14, 16, 26 weeks, and 1 year post-surgery
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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https://pubmed.ncbi.nlm.nih.gov/29344337/Kyle Schweser MD
Lead Sponsor