Robot-assisted closed reduction and internal fixation for distal tibial fractures
Official title: Key Technology Research and Development for Intelligent Minimally Invasive Precision Treatment of Fractures (Sub-project 4: A Randomized Controlled Trial of Robot-Assisted Closed Reduction and Internal Fixation for Distal Tibial Fractures)
Run by Beijing Jishuitan Hospital · NCT07733271 · Data updated 2026-11-12
This study tests whether an intelligent robot system can improve alignment and safety for patients with extra-articular distal tibia fractures compared with the usual surgeon-led reduction.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years to 80 Years |
| Sex | All |
| Enrollment | 60 (estimated) |
| Sponsor | Beijing Jishuitan Hospital Academic / other |
| Drugs / interventions | radiation |
| Locations | 2 sites (Beijing, Beijing Municipality and 1 other locations) |
| Status | Recruiting |
| Started | July 1, 2026 |
| Main results expected | December 31, 2027 |
| Study ends | December 31, 2028 |
| Registry record updated | July 29, 2026 |
| Trial ID | NCT07733271 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults with unilateral, acute, closed distal tibial fractures (AO/OTA 43-A) who can walk independently before injury and have surgery within 21 days.
✕Probably not a fit
Patients with open fractures, complex polytrauma, prior deformities, or contraindications to anesthesia or surgery may not benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This interventional study compares a robot-assisted closed reduction technique to traditional manual reduction for extra-articular distal tibial fractures. The primary outcome is the rate of excellent or good fracture reduction, with safety and radiographic outcomes monitored. Participants must have unilateral closed distal tibial fractures and be able to walk independently before injury, with surgery occurring within 21 days of injury. Exclusions include open fractures, multiple traumas, prior deformities, infection, and other contraindications. The study is led by Beijing Jishuitan Hospital with collaboration from Aerospace Center Hospital in Beijing.
Why it matters
Potential benefit: If successful, patients may experience more accurate fracture alignment and potentially smoother recovery with reduced radiation exposure during surgery.
How similar studies have gone: Prior work in robot-assisted fracture reduction has shown feasibility in achieving accurate alignment in some settings, but results are variable and this area remains under investigation.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Unilateral, acute, closed distal tibial fractures (Arbeitsgemeinschaft für Osteosynthesefragen/Orthopaedic Trauma Association AO/OTA 43-A) * Time from injury to surgery \< 21 days * Able to walk independently before injury (assistive devices allowed) Exclusion Criteria: * Open fractures or multiple severe traumas requiring priority treatment * Asymmetrical lower extremities, or prior malunion of the ipsilateral tibia, or pre-existing deformities significantly affecting rotation/length evaluation * Ipsilateral fractures combined with other sites * Pathological fractures (tumor/metabolic) * Prior complex implants in place or previous surgeries significantly affecting evaluation * Active infection or severe systemic medical contraindications (unable to tolerate anesthesia/surgery) * Cognitive impairment, poor compliance, pregnancy, or lactation * Poor local skin conditions (e.g., obvious blisters, severe soft tissue injury) * Deemed unsuitable by the investigator (e.g., unable to follow up as planned) or refused randomization/enrollment
Where it's running
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Aerospace Center Hospital
Beijing, Beijing Municipality, China Recruiting -
Beijing Jishuitan Hospital
Beijing, Beijing Municipality, China Recruiting
Study contacts
- Study coordinator: Chunpeng Zhao, MD / Chief Physician
- Email: zcpllza2008@163.com
- Phone: +86 18610012704
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.