This is the content of the updated chapter on the Provox system in the downloadable PDF on the Provoxweb page.

Voice prosthesis replacement ................................................................................45
1. Indications for replacement ...............................................................................45
1.1 Prosthesis related indications ...........................................................................45
1.2 Fistula-related/TEP tract related indications .......................................................45
2. Replacement procedures ...................................................................................46
2.1 Choosing the right length ................................................................................46
2.2 Provox ..........................................................................................................46
2.3 Provox 2 and Provox ActiValve .........................................................................48
2.4 Provox Vega and Vega XtraSeal ........................................................................50
3. Additional remarks in conjunction with prosthesis replacement ..............................52