Six-month Performance of Meniscal Wall Infiltration Under Ultrasound to Treat Stable Degenerative Meniscal Injuries.

Inclusion Criteria: * Patients with a symptomatic meniscal lesion of a degenerative nature, isolated or associated with early osteoarthritis or chondropathy (Ahlbach stages 1 and 2). * Indication for peri-meniscal infiltration under ultrasound control of the knee for a clinically stable degenerative meniscal lesion confirmed by MRI and radiography. * Patient who has given free and informed consent. * Patient who has signed the consent form. * Patient affiliated or beneficiary of a health insurance plan. * Adult patient (≥18 years of age). Exclusion Criteria: * No iconographic evidence of meniscal injury. * Associated lesions of the central pivot of the knee. * Knee pain of osteoarthritic origin strongly suggested by the clinic associated with an advanced radiological stage of osteoarthritis (Ahlbach stages 3 and 4). * Presence of a skin lesion at the infiltration sites. * Suspected soft tissue or joint infection. * Patient participating in research involving human subjects defined as Category 1. * Patient in an exclusion period as determined by another study. * Patient under court protection, guardianship or trusteeship. * Patient unable to give consent. * Patient for whom it is impossible to give informed information. * Pregnant, parturient or breastfeeding women.