'M shaped spread legs tie' . This can be used to refer to any tie in which the person is tied with the legs bent and open so that an M shape is formed. This tie can also be referred to as 'M-ji shibari' (M shaped shibari) or even abbreviated to simply 'M Shibari'.
'front hand binding'. This description can be used for any tie in which the hands are tied at the front of the body, this can include ties where the hands are tied to the body or ties where the hands are simply bound in front of it.