The aim of this open, prospective, multicenter trial is to evaluate the use of a sterile, devitalized, processed umbilical cord amniotic membrane implant placed in joint interposition in the treatment of PIP joint osteoarthritis.
Male or female; age between 18 and 75 years.
Patient with symptomatic PIPJ OA.
Patient treated medically for functional signs for more than 3 months, without improvement, justifying a surgical intervention.
Patient with a QuickDash score > 33 points (converted to 50%).
Pregnant or breastfeeding woman; woman without effective contraception.
Patient with signs of neuropathy with functional disorders such as hyperesthesia.
Patient with uncontrolled epilepsy or neuropathy that contraindicates locoregional anesthesia.
Person confined by a judicial or administrative decision.