Related Experiment Videos
Resorbable plate fixation in pediatric craniofacial surgery
B L Eppley1, A M Sadove, R J Havlik
1Division of Plastic Surgery, James Whitcomb Riley Hospital for Children, Indiana University Medical Center, Indianapolis 46202-5200, USA.
Insights
Resorbable bone plates made from polylactic and polyglycolic acid copolymers offer a safe and effective solution for pediatric craniofacial reconstruction. These implants showed no complications and complete bone healing in young patients.
Area of Science:
- Biomaterials Science
- Pediatric Surgery
- Craniofacial Surgery
Background:
- Pediatric craniofacial deformities require innovative reconstructive solutions.
- Traditional fixation methods may pose challenges in pediatric patients.
Purpose of the Study:
- To evaluate the safety and efficacy of resorbable bone plates for pediatric craniofacial reconstruction.
- To assess the resorption profile and clinical outcomes of these implants.
Main Methods:
- Implantation of 912 resorbable plates (polylactic-polyglycolic acid copolymer) in 100 pediatric patients (4-15 months old).
- Clinical assessment and radiographic evaluation at 6 months and 1 year postoperatively.
- Monitoring for complications such as infection, soft-tissue reaction, instability, and osteolysis.
Main Results:
- Simple and rapid application with no special instrumentation required.
- No observed complications including infection, soft-tissue reactions, reconstructive instability, or osteolysis.
- Complete polymer resorption and normal bone healing confirmed in patients over 1 year postimplantation.
- Four patients required screw removal between 9-18 months due to palpability or further surgery, with complete resorption noted.
Conclusions:
- Resorbable polylactic-polyglycolic acid copolymer plates are safe and effective for pediatric craniofacial reconstruction.
- The material demonstrates excellent biocompatibility and predictable resorption.
- These implants represent a viable alternative for addressing congenital craniofacial anomalies in infants.
Abstract:
Resorbable bone plates composed of a copolymer of polylactic and polyglycolic acids stabilized into position with metallic microscrews were used in the reconstruction of pediatric craniofacial deformities. In 100 patients between 4 and 15 months of age, a total of 912 resorbable plates were implanted over a 2 1/2-year period. Their application was simple and rapid and required no special instrumentation. Currently, 85 patients are more than 1 year postimplantation, which is the known time for complete resorption of this copolymeric compound. No complications have been seen with this use, including infection, overlying soft-tissue reactions, reconstructive instability, or underlying osteolysis around the screws, as determined by postoperative plain radiographs at 6 months and 1 year postoperative time periods. Four patients have had screws removed due to either palpability or secondary reconstructive surgery between 9 and 18 months postoperatively, all of whom exhibited complete polymer resorption and normal bone healing. These clinical results demonstrate the safety and effectiveness of this copolymeric material for pediatric craniofacial applications.