DO NOT USE THESE TECHNIQUES
The only way I recommend performing cricothyrotomy since 2011 is the Bougie-Aided Cricothyrotomy
Actual Cric with Old Methods from Youtube
My Old Cric Methods
For historical purposes only, here is my video on performing open cricothyrotomy in 3 situations: with a trach set and an assistant, with a trach set when alone, and when you only have a scalpel.