Talk:Mechanical index

This definition is not correct. THe PNP needs to be derated and its location specified.

Drickey (talk) 22:14, 2 April 2012 (UTC)

Added position of measurement. Looks like derating had already been added. 50.46.251.228 (talk) 06:12, 26 October 2016 (UTC)

In addition, here is an excellent reference

Guidelines for the safe use of diagnostic ultrasound equipment Prepared by the Safety Group of the British Medical Ultrasound Society Ultrasound 2010; 18: 52–59. DOI: 10.1258/ult.2010.100003 — Preceding unsigned comment added by Drickey (talk • contribs) 22:16, 2 April 2012 (UTC)