Related Experiment Video
Updated: Jun 27, 2026
06:32
Coronoid-Temporalis Pedicled Flap for Orbital Floor Defect Reconstruction
Published on: December 5, 2025
A study of fractured cranial flap refixation
Yang Shu-xu1, Su Zhi-peng, He Zhang
1Sir Run Run Shaw Hospital, College of Medical Sciences, Zhejiang University, Hangzhou, 310016, China.
Journal of Plastic, Reconstructive & Aesthetic Surgery : JPRAS
|November 26, 2008
Summary
Titanium clamps offer a faster, more accurate, and stronger method for fractured cranial flap refixation compared to traditional sutures and wires.
Area of Science:
- Neurosurgery
- Biomedical Engineering
- Orthopedic Surgery
Background:
- Cranial flap refixation is crucial in managing traumatic brain injuries.
- Traditional methods like sutures and wires have limitations in terms of time, accuracy, and strength.
Purpose of the Study:
- To compare the efficacy of titanium clamps against sutures and wires for fractured cranial flap refixation.
- To evaluate time consumption, accuracy (offset), and load-bearing capacity of different fixation techniques.
Main Methods:
- Twenty-four cadaver craniotomy flaps were used to create fractured flap models.
- Flaps were refixed using sutures, stainless steel wires, or titanium clamps (8 per group).
- Fixation time, offset, and maximal load-bearing force were measured and compared.
Main Results:
- Titanium clamps significantly reduced refixation time (142s vs. 631s/1104s) and offset (0.35mm vs. 1.93mm/1.80mm).
- Titanium clamps demonstrated superior strength (384N) compared to sutures (89N) and wires (285N).
Conclusions:
- Titanium clamps provide a superior alternative for cranial flap refixation.
- This method offers advantages in ease of use, time efficiency, accuracy, and mechanical strength.
