Fragility Fractures of the Pelvis (FFP)Osteoporosis
Investigational drug(s) / intervention(s)
Robot Assisted Minimally Invasive FixationConventional Open Fixation
Robot Assisted Minimally Invasive Fixation: Robot assisted minimally invasive fixation is performed using robotic navigation assisted percutaneous screw placement for stabilization of unstable pelvic fragility fractures.
Conventional Open Fixation: Conventional open reduction and internal fixation for FFP3-4 pelvic fragility fractures performed without robotic assistance.
Study summary
This prospective randomized controlled trial aims to compare the efficacy and safety of robot assisted minimally invasive treatment versus conventional surgery in elderly patients with FFP3-4 fragility fractures of the pelvis. Eligible patients will be stratified according to FFP classification and randomly assigned in a 1:1 ratio to receive either robot assisted minimally invasive fixation or conventional surgical treatment. Primary and secondary outcomes include pain relief, early mobilization, functional recovery, perioperative complications, venous thromboembolism events, laboratory parameters, imaging outcomes, and healthcare resource utilization. The study aims to provide evidence for optimizing surgical treatment strategies in elderly patients with unstable pelvic fragility fractures.
Eligibility
Sex
ALL
Min age
60 Years
Max age
—
Healthy volunteers
No
Inclusion Criteria:
* Age ≥ 60 years
* Low energy trauma
* Diagnosis of osteoporosis
* Diagnosis of FFP3 or FFP4 fragility fractures of the pelvis
* Injury duration less than 3 weeks
* Ability to provide written informed consent
Exclusion Criteria:
* Severe open injury or skin infection at the surgical site
* Hemodynamic instability preventing anesthesia or surgery
* Severe psychiatric disorders or dementia
* Severe obesity affecting imaging quality
* Severe systemic diseases preventing surgery
* Pathological fracture
* Current chemotherapy, radiotherapy, systemic corticosteroid therapy, or growth factor therapy
Primary outcome measure(s)
Visual Analog Scale (VAS) for Pain — At 1 hour, 2 hours, 3 hours, 4 hours, 5 hours, 6 hours, 12 hours, day 1, day 2, day 3, 2 weeks, 1 month, 2 months, 3 months, 6 months, and 1 year after treatment Visual Analog Scale (VAS) for pain. Scores range from 0 to 10, where 0 indicates no pain and 10 indicates the worst imaginable pain. Higher scores indicate worse pain severity.
Majeed Pelvic Function Score — At day 3, 2 weeks, 1 month, 2 months, 3 months, 6 months, and 1 year after treatment The Majeed Pelvic Function Score is used to evaluate functional recovery after pelvic fracture treatment. Scores range from 0 to 100, with higher scores indicating better functional outcomes and quality of life.
This page summarises publicly available registry data for informational purposes — not medical advice. Eligibility is determined by each study team; patients should discuss participation with their clinician.
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