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Would you please translate the coronor's report or whatever it is into something that makes sense about how the rebreather killed him. Thanks. Rod On Mon, 18 Mar 1996, Barrie Kovish wrote: > Some time ago I mentioned that a rebreather diver had died here in > British Columbia. Several people asked about the details of this > death but at the time of posting I did not have these details. > Well I have finally gotten a report and it is included below: > > > UCBC RECORD NUMBER: 86-2C AGE: 32 SEX: M > > CAUSE OF DEATH: Drowning > Due to: Hypoxia > Contributing condition: Commercial diving accident > > Autopsy: Yes > > An underwater cinematographer had been diving for five years on a rebreather > without formal training in its use. It was his third dive of the day. The > first two dives were both at 15 feet for 2-4 minutes. He entered the water > from a tended zodiac which moved 100 yeards away while he waited. After 20 > minuttes a pod of killer whales approached and the diver submerged to film > them in six feeet of water. However the whales turned around and he > surfaced but sank immediately. He was rescued by the boat tender who > carried out CPR and radioed for help. The decedent was evacuated to a local > hospital where he was promounced DOA. > > The deceased had been diving with the 100% oxygen in both tanks. One tank > was empty and the oxygen bypass valve was found to be blocked. The second > tank had a low oxygen pressure (1100psi) due to filling of the rebreather > tanks form a larger tank which had been partially depleted. There was no > oxygen pressure gauge on the rebreather unit. The decedent appeared to be > unaware of the procedure of emptying the counterlung of air before diving to > clear out accumulated nitrogen. This standard procedure eliminates > dilutional hypoxia. > > CORONER'S RECOMMENDATIONS: > > That the rebreather be offered to the Fleet Diving Unit as a display. This > will remove the set from use and possible avert another tragedy. Secondly, > that the associations of sports divers in Canada receive a copy of this > report > > -- > Send mail for the `techdiver' mailing list to `techdiver@terra.net'. > Send subscription/archive requests to `techdiver-request@terra.net'. >
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