2000•Journal of clinical otorhinolaryngologyRequires access
Experimental study on repair of cricoid cartilage defect with cartilage grafts in rabbits
Jia De
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Abstract
Objective:To investigate the effect of free cartilage fragment in repair of cricoid cartilage defece.Method:One third of cricoid cartilage was cut and repaired with free thyroid cartilage fragment and pedicled cartilage in rabbits.The pathological changes of the cartilages were observed.Result:①The free thyroid cartilage fragments were absorbed in two months,and were replaced by scars.②The pedicled cartilage fragments were not absorbed and healed with the cricoid cartilage ③No evidence of growth impairment of surgery induced cricoid cartilage was observed.Conclusion:In rabbits,both free cartilage fragments and pedicled cartilage fragments could repair the defect of cricoid cartilage effectively.