Related Experiment Videos
[Cranioplasty using autogenous bone cryopreserved with dimethylsulfoxide (DMSO)]
Shigetoshi Shimizu1, Atsunori Morikawa, Yoshihiro Kuga
1Department of Neurosurgery, Suzuka Chuo General Hospital, 1275-53 Yamanohana, Yasutsuka-cho, Suzuka, Mie 513-8630, Japan.
No Shinkei Geka. Neurological Surgery
|May 8, 2002
Summary
Cryopreserved autogenous bone, preserved with Dimethylsulfoxide (DMSO), offers excellent results for cranioplasty. This method significantly reduces bone absorption, improving outcomes in skull defect reconstruction.
Area of Science:
- Neurosurgery
- Biomaterials Science
- Cryobiology
Context:
- Autogenous bone flaps are preferred for cranioplasty over artificial materials.
- Previous methods using frozen autogenous bone grafts showed promise but were limited by infection and bone absorption.
- Cryopreservation techniques are being explored to improve the viability and utility of autogenous bone grafts.
Purpose:
- To evaluate the efficacy of cryopreserved autogenous bone with Dimethylsulfoxide (DMSO) for cranioplasty.
- To assess the impact of DMSO as a cryoprotective agent on bone graft quality and clinical outcomes.
- To determine if DMSO can mitigate bone absorption and infection rates in autogenous bone cranioplasty.
Summary:
- 39 cranioplasty cases were performed using autogenous bone preserved with 10% DMSO.
- Clinical outcomes were excellent, with 24 cases showing no bone absorption.
- No significant histological changes were observed in bone with or without DMSO, suggesting DMSO's benefit is primarily in preservation.
Impact:
- Dimethylsulfoxide (DMSO) appears to be a beneficial cryoprotective agent for autogenous bone used in cranioplasty.
- This technique shows potential for reducing complications like bone absorption, improving patient recovery.
- The findings support the use of cryopreserved autogenous bone with DMSO as a viable alternative in reconstructive surgery.