Posterior Cruciate Ligament(PCL)Tibial Avulsion Fractures
Conditions
Interventions
Trial Group:Robotic-assisted surgery: Tracer installation for planning and creating bone tunnels, suture hook fixation of ligament, reduction and fixation in flexion position, intraoperative imaging c
Control Group:Traditional open reduction and internal fixation: Prone position, posterior approach, exposure of fracture site, hematoma debridement, reduction and fixation, intraoperative imaging conf
Sponsors
Beijing Tsinghua Changgung Hospital
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. Age>=18 years 2. Acute closed tibial PCL avulsion fracture, with time from injury to surgery < 3 weeks 3. Radiographically confirmed Meyers-McKeever classification Type II or III fracture 4. Absence of absolute or relative surgical contraindications 5. Provision of voluntary, written informed consent prior to enrollment
Exclusion criteria
Exclusion criteria: 1. Pathological fractures or complex ipsilateral injuries involving additional skeletal sites. 2. Prior ipsilateral knee arthroplasty or other major knee joint surgery. 3. Presence of clinically significant vascular or neurological compromise. 4. Acute concomitant intra-articular injuries, including meniscal tears, anterior cruciate ligament (ACL) rupture, and medial or lateral collateral ligament (MCL/LCL) injuries. 5. Compromised local soft tissue integrity, such as open skin wounds or open fractures.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Anatomical reduction efficacy after fracture surgery (maximum distance of bone fragment separation in the sagittal plane); | — |
Secondary
| Measure | Time frame |
|---|---|
| Knee function score (IKDC subjective assessment);Range of motion (ROM) of the knee joint;Time to fracture healing postoperatively;Surgical-related indicators;Medical cost; | — |
Countries
China
Contacts
Public ContactYu Jiekua
Beijing Tsinghua Changgung Hospital(School of Clinical Medicine, Tsinghua University)
Outcome results
None listed