Patent · US Expired

Use of 5-aminolevulinic acid or a derivate thereof for photodynamic diagnosis and/or photodynamic therapy

US6860879B2 · kind B2 · utility

47Cited by

18References

32Claims

0Family size

Assignee

Karl Storz GmbH & Co. KG · DE

Inventors

Klaus Irion · Liptingen, DE
Rainer Hahn · Tübingen, DE

Key dates

Filing date	Dec 19, 2000
Grant date	Mar 1, 2005
Priority date	—
Expiry date	Mar 27, 2021

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K49/0073
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A light application unit for a combined photodynamic diagnosis and photodynamic therapy of non-malignant diseases of a parodontium and a tooth of a living being having administered a pharmaceutical preparation allowing the photodynamic diagnosis and the photodynamic therapy comprises a light source, a focusing unit for focusing light emitted by the light source, at least one element arrangeable in a light beam path of the light, and at least one wave guide for transmitting the light from the light source to a distal emitting end, the wave guide is configured rigidly in at least a distal handling end section thereof and being curved in a distal end section.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.