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Cylindrical depth image based customized helical bone plate design.
Udeok Seo1, Yoo-Joo Choi2, Ku-Jin Kim3
13D Convergence Technology Center, Kyungpook National University, 80 Daehak-ro, Buk-gu, Daegu, 41566, South Korea; School of Computer Science and Engineering, Kyungpook National University, 80 Daehak-ro, Buk-gu, Daegu, 41566, South Korea.
Medical Engineering & Physics
|June 21, 2024
Summary
This study introduces a new algorithm for designing patient-specific helical metal plates for femur fractures. 3D printing and surface analysis confirm the customized helical plate accurately matches the bone
Area of Science:
- Orthopedic surgery
- Biomedical engineering
- Medical device design
Background:
- Traditional metal plates for bone fracture fixation are typically straight and standardized.
- There is a growing demand for customized and helical metal plates in orthopedic applications.
- Customized plates require complex 3D surface design, and helical plates offer potential advantages in reducing blood vessel damage.
Purpose of the Study:
- To propose a novel algorithm for designing customized helical metal plates for femur fractures.
- To utilize cylindrical depth images and Boolean operations for the design process.
- To validate the accuracy of the designed and 3D-printed plates through shape matching.
Main Methods:
- Development of a new algorithm for designing customized helical metal plates.
- Application of cylindrical depth imaging for capturing femur geometry.
- Utilizing Boolean operations in the design workflow.
- 3D printing of the designed metal plate.
- Verification of shape accuracy using minimum distance calculations between the plate and femur surfaces.
Main Results:
- A novel algorithm for designing customized helical metal plates was successfully developed.
- The algorithm leverages cylindrical depth images and Boolean operations for 3D design.
- 3D printing of the designed helical plate was achieved, and its shape was verified against the femur model.
Conclusions:
- The proposed algorithm enables the design of patient-specific helical metal plates for femur fractures.
- The method integrates 3D imaging and computational design for enhanced customization.
- The successful 3D printing and validation demonstrate the potential of this approach for improved orthopedic fixation.
