Institut National De La Sante Et De La Recherche Medicale

Université De Lille

Centre Hospitalier Regional Et Universitaire De Lille (Chru)

Clement Dupont

Nacim Betrouni

Serge Mordon

Maximilien Vermandel

Pascal Delepôrte

Nicolas Reyns

System () for treatment by photodynamic therapy comprising an illuminating member () which comprises: &#x2014;a core () carrying a light emitting surface (), and &#x2014;a hollow sheath () adapted to receive the core () with the light emitting surface () arranged within a balloon (), the balloon () comprising a wall () which has an inner surface delimiting an internal space, and an outer surface, the wall () being flexible, wherein the internal space of the balloon () has a variable capacity, the wall () of the balloon () being elastically extendible and the balloon () presenting a plurality of inflated states in each of which the internal space is filled with a volume of light diffusing solution, and wherein the system further comprises a support provided with a transfer function relating the volume of light diffusing solution of each inflated state with at least one of a corresponding distribution of light power at the outer surface of the wall () of the balloon () and a corresponding time of illumination for providing a determined dose of light energy.

System for treatment by photodynamic therapy of a cavity of a patient's body and method for preparation of such system

Growing community of inventors

Lille, France

Clement Dupont