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hey, skip, I thought the latest info was that PFO's were not as big a factor in DCS as they once thought. Jim Sender: Skip MacElhannon Date: 2/1/99 2:21 PM >Well, first of all, I would say that Mr. Sheckler has a very strong bias >against tech recreational diving. While the risk of DCS is indeed >increased in planned decompression diving, you are not free from risk even >when diving within the in so-called no decompression limits. > >One must also be aware the commercial divers, for various reasons, mostly >due to the huge expense of supporting deep divers, push the limits of >bottom time and decompression, and do so because they have a chamber on >site. An rec/tech diver would not necessarily dive the same profiles that >a commercial diver would follow. > >I think that it has been adequately demonstrated that rec divers, if they >move gradually and carefully into deco diving can do so safely, and >without buying their own portable recompression chamber. If you are >planning on some really serious diving you might want to be tested for PFO >or other forms of blood shunts. > > >At 01:18 PM 1/31/99 -0500, you wrote: >>FOR OPEN DISCUSSION... >> >>LINKED BELOW IS THE CURRENT EDITION OF CALIFORNIA DIVING NEWS FEATURING A >GUEST EDITORIAL ON "TECHDIVING" BY MICHAEL KANE, IANTD INSTRUCTOR. >> >>DALE SHECKLER, EDITOR OF THE MAGAZINE, OFFERS HIS OPINION IN A STRONGLY WORDED >REBUTTAL AGAINST DECOMPRESSION DIVING OF ANY SORT WITHOUT A ON-SITE >CHAMBER. FURTHMORE, HE STATES "HE CAN SEE SCUBA INCLUDING NITROX AS A >VIABLE OPTION BELOW 100 FT.FOR RECREATIONAL DIVING". >> >>THIS IS A SUCCESSFUL AND WIDELY READ MAGAZINE DISTRIBUTED THROUGHOUT CALIF. >PLEASE COMMENT. >> >>http://www.saintbrendan.com/cdnfeb/edit2.html >>-- >>Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. >>Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'. >> >-- >Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. >Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'. > ------------------------------------------------------------------- Learn About Trimix at http://www.cisatlantic.com/trimix/trimix.html -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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