Patent ID: 11878121
Assignee: ANDREAS FAHL MEDIZINTECHNIK—VERTRIEB GMBH
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A heat and moisture exchanger assembly for tracheotomy patients, comprising:
at least a valve plate and a housing, and
a spring element associated with the valve plate,
wherein the valve plate has a radial circumferential lip,
wherein the housing has a valve seat that surrounds a distal opening of the housing,
wherein the valve seat has a rim that encircles the housing,
wherein the valve seat has a groove for receiving the lip,
wherein the groove is at least partially located in the rim,
wherein the valve plate is associated with the distal opening of the housing, and
wherein the valve plate can be closed, such that the lip engages in the groove,
enabling a laryngectomized or tracheotomized person to speak, when the valve plate is in a closed position,
wherein the valve plate has a pin that can be inserted into a pin receiver in the housing,
wherein the spring element includes a central ring for receiving the pin, and
wherein the central ring has a slot.