Koninklijke Philips Corporation N.v.

Veena Mohan

Mareike K Klee

Nigel David Young

Johan Lub

Lutz Christian Gerhardt

Nicolaas Petrus Willard

Joyce Van Zanten

Antonius Wilhelmus Maria De Laat

James Donald Gwyer

Zeynep Sabah

Nocolaas Petrus Willard

Hermann Christian Reccius

A system for providing an oral care agent includes a first layer containing the oral care agent and a second layer. The first layer can be applied directly to teeth. The second layer can subsequently be applied onto the first layer to inhibit leakage of the oral care agent outwards into the mouth.

System and method for applying oral care agents

The present invention relates to patient interfaces optically indicating a user that a member of the patient interface needs to be replaced due to wear. In particular, the present invention relates to a member for patient interface which includes at least one functional material having a predefined functionality and at least one indicator wherein the concentration of the at least one indicator in the member correlates with the predefined functionality of the at least one functional material.

Patient interface

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Cambridge, United Kingdom

Veena Mohan