[Highly hydrophilic soft lenses. Optic indications for permanent wearing and adaptation technic].

After the indications of the various contact prostheses are briefly reviewed, the interest of continuous wearing of optical hydrophilic soft lenses is emphasized. Aphakia, high ametropis and anisometropia are the main indications. Yet, continous wearing should be recommended only to patients who have difficulty with contact lens manipulation. The patient will be admitted twice in hospital for the fitting and cared for twice a day which permits to get over the difficulty of the first two nights. From the evaluation os the fitting of 33 eyes, the advantages, disadvantages, failures and complications of such a technique are discussed.