1
Lutz Freitag, Anthony Wondka: Tracheostoma spacer, tracheotomy method, and device for inserting a tracheostoma spacer. Breathe Technologies, Michele V Frank, Patton Boggs, December 15, 2009: US07631642 (24 worldwide citation)

The invention relates to a tracheostoma spacer with a tubular support framework. The support framework can be expand from an initial state to a supporting state of increased diameter and has a fixing element at the ends. The tracheostoma spacer is intended for use as a spacer in a tracheostoma (an o ...


2
Lutz Freitag, Anthony D Wondka: Tracheostoma spacer, tracheotomy method, and device for inserting a tracheostoma spacer. Breathe Technologies, Stetina Brunda Garred & Brucker, March 24, 2015: US08985099

The invention relates to a tracheostoma spacer with a tubular support framework. The support framework can be expand from an initial state to a supporting state of increased diameter and has a fixing element at the ends. The tracheostoma spacer is intended for use as a spacer in a tracheostoma (an o ...


3
Lutz Freitag: Tracheostoma spacer, tracheotomy method, and device for inserting a tracheostoma spacer. Breathe Technologies, Patton Boggs, February 7, 2008: US20080029088-A1

The invention relates to a tracheostoma spacer with a tubular support framework. The support framework can be expand from an initial state to a supporting state of increased diameter and has a fixing element at the ends. The tracheostoma spacer is intended for use as a spacer in a tracheostoma (an o ...


4
Lutz Freitag, Anthony Wondka: Tracheostoma spacer, tracheotomy method, and device for inserting a tracheostoma spacer. Breathe Technologies, Patton Boggs, February 25, 2010: US20100043786-A1

The invention relates to a tracheostoma spacer with a tubular support framework. The support framework can be expand from an initial state to a supporting state of increased diameter and has a fixing element at the ends. The tracheostoma spacer is intended for use as a spacer in a tracheostoma (an o ...


5
Lutz Freitag, Anthony Wondka: Tracheostoma spacer, tracheotomy method, and device for inserting a tracheostoma spacer. Breathe Technologies, June 14, 2012: US20120145147-A1

The invention relates to a tracheostoma spacer with a tubular support framework. The support framework can be expand from an initial state to a supporting state of increased diameter and has a fixing element at the ends. The tracheostoma spacer is intended for use as a spacer in a tracheostoma (an o ...