LUMBAR SPINE INTERBODY FUSION WITH REINFORCED HYDROXYAPATITE IMPLANTS

被引:19
作者
YLINEN, P
KINNUNEN, J
LAASONEN, EM
LAMMINEN, A
VAINIONPAA, S
RAEKALLIO, M
ROKKANEN, P
TORMALA, P
机构
[1] UNIV HELSINKI, CENT HOSP, TOOLO HOSP, DEPT ORTHOPED & TRAUMATOL, SF-00290 HELSINKI 29, FINLAND
[2] UNIV HELSINKI, CENT HOSP, TOOLO HOSP, DIV DIAGNOST RADIOL, SF-00290 HELSINKI 29, FINLAND
[3] UNIV HELSINKI, CENT HOSP, MEILAHTI HOSP, DEPT DIAGNOST RADIOL, SF-00290 HELSINKI 29, FINLAND
[4] UNIV TECHNOL, BIOMAT LAB, TAMPERE, FINLAND
[5] COLL VET MED HELSINKI, SF-00550 HELSINKI 55, FINLAND
关键词
D O I
10.1007/BF00572882
中图分类号
R826.8 [整形外科学]; R782.2 [口腔颌面部整形外科学]; R726.2 [小儿整形外科学]; R62 [整形外科学(修复外科学)];
学科分类号
摘要
Porous coralline and synthetic hydroxyapatite blocks reinforced with either self-reinforced polyactide or polyglycolide were implanted into 15 lumbar intervertebral disc spaces in five minipigs in order to determine whether they could provide an osteoconductive bridge for interbody fusion. Histological examination and radiological analysis with plain films, computed tomography and magnetic resonance imaging were carried out. The osteoconductive properties were promising; creeping bone formation could be observed, although no complete fusion had been achieved at 24 weeks.
引用
收藏
页码:250 / 256
页数:7
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