Mouthpiece Retaining Straps

Since the introduction of sport diving rebreathers in the mid-1990’s, to improve diving safety, there have been significant advancements in rebreather training standards and methodology.  Complementing this is the introduction of the European rebreather standard EN14143, which forms part of consumer legislation within Europe that has helped establish a broader global rebreather manufacturing standard and underwater life support certification benchmark.   Despite these advancements, the number of rebreather fatalities remains disproportionately high when compared to open circuit diving, with drowning being the single largest cause of death following Loss of Consciousness (LoC). The use of a Mouthpiece Retaining Strap may be of benefit in such cases. 

The RTC have issued the following policy statement in this respect:

For more information about the use of an MRS, go to the following resources:

Increasing the probability of surviving loss of consciousness underwater when using a rebreather

Descriptive Epidemiology of 153 Diving Injuries With Rebreathers Among French Military Divers From 1979 to 2009

MRS Safety Guidance Notice