1Wusiman PIJM,Smit TH.Bioresorbable polymers:heading for a new generation of spinal cages[J].Eur Spine J,2006,15(2):133-148.
2Bostman OM,Pihlajamkai HK.Adverse tissue reactions to bioabsorbable fixation devices[J].Clin Orthop,2000,371:216-227.
3Frank K,Robert P.Comparison between sheep and human cervical spines[J].Spine,2001,26 (9):S1028-S1037.
4Theo HS.The use of a quadruped as an in vivo model for the study of the spine-biomechanical considerations[J].Eur Spine J,2002,11 (2):137-144.
5Martjin VD,Tunc DC,Smit TH,et al.In vitro and in vivo degradation of bioabsorbable PLLA spinal fusion cages[J].J Biomed Mater Res,2002,63(6):752-759.
6Martijn VD,Theo HS,Maurice FA,et al.The use of poly-L-lactic acid in lumbar interbody cages:design and biomechanicai evaluation in vitro[J].Eur Spine J,2003,12(1):34-40.
7Martjin VD,Theo HS,Elisabeth HB,et al.Bioabsorbable polyL-lactic acid cages for lumbar interbody fusion:three-year follow-up radiographic,histologic,and histomorphometric analysis in goats[J].Spine,2002,27 (23):2706-2714.
8Martjin VD,Theo HS,Sugihara,et al.The effect of cage stiffness on the rate of lumbar interbody fusion:an in vivo model using poly (L-lactic acid) and Titanium cages[J].Spine,2002,27(2):682-688.
9Theo HS,Ralph M,Martijn VD,et al.Changes in bone architecture during spinal fusion:three years follow-up and the role of cage stiffness[J].Spine,2003,28(16):1802-1809.