A New Type of Bioabsorbable Screw in the Hallux Valgus Surgery

Comparative Experimental and Clinical Study: a New Type of Bioabsorbable Screw and the Titanium Screw in the Hallux Valgus Surgery

The investigators sought to determine whether bioabsorbable cannulated screws could perform as well as titanium cannulated screws in the Lapidus procedure and MTP1-joint arthorodesis in anatomical models and clinical series of the foot.

Inclusion Criteria:

• valuntary 18-65-yers-old, patient have hallux valgus or hallux rigidus deformity which need surgery treatment

Exclusion Criteria:

• Over 65 yers-old or less than 18-years-old, diabetes, rheumatism, smoker or lack of co-operation