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Re: [IPk] Re: Swimming / Sportsguard

morag_mclaren_minimed wrote:
> The MM sportsguard is fully waterproof , robust and floats .
> It is normally only worn for sailing or combat sports to protect the pump .
> Actually few people choose to use it as they all prefer to disconnect unless
> they are sailing or windsurfing for long periods .
> I've never heard of problems with it leaking , it has a seal which closes
> tighly around the catheter .
> I admit that it isn't very pretty but I do believe it to be functional .
> Morag

Morag - I'm not criticising the Sportsguard per se. It is a good product
and has its uses and limitations. But I have pulled the following
posting from the archives made on the US list last May. You might like
to read it:

> Date: Sat, 9 May 1998 12:00:02 +0000
> From: "Michael" <email @ redacted>
> Subject: Re: [IP] Waterproof-ness was: Choose by Color
> > I live in Salt Lake City, Utah.  I have a couple of friends with pumps. 
> > >From what they tell me, they have been swimming in the Great Salt Lake
> > (many times saltier than the ocean) with the Sportsguard and it worked
> > just fine ... just needed to be washed off with clean water afterwards. 
> > The Sportsguard also keeps sand from getting into your pump when you are
> > out on the beach.
> > 
> Well, I've kept quiet on this one for a while but Lily's sportguard 
> has leaked many times and TWICE with disasterous results. On those 
> two occasions her pump was killed and had to be returned to MM for 
> replacement.
> The problem is related to the shape of the stopper that closes off 
> the mouth of the Sportguard and what happens to it when it ages.
> Originally the stopper was made of some material that warped a lot as 
> it aged. The sides of the stopper slowly buckled in as it got older 
> and no amount of grease would then seal the top when the sportguard 
> was mildly flexed although it appeared to be sealed on inspection.
> MiniMed sent replacement stoppers to all Sportguard customers a 
> couple of years ago. These stoppers were made of a new material that 
> did not shrink with age "as much". However, when you use this thing 
> every day like a kid at the beach, or on a swim team, what small 
> amount of shrinkage that occurs is also a problem.  After another 
> year, the new stopper does not look any better than the old one and 
> was responsible for the second disasterous pump death over a three 
> day weekend. 
> After that episode, we experimented with using regular to cover basal 
> requirements for up to 4-5 hours at a time. This proved to be a much 
> better solution in the long run since Lily then didn't need to worry 
> about the junk hung around her waist and could just concentrate on 
> having fun. Now, she just disconnects for all sports and beach-like 
> activities, bolusing a small amount to cover up to an hour at a time 
> or using some regular if she plans to be off her pump for longer than 
> that.
> With respect to Disetronic, this pump is waterproof in a manner 
> similar to a waterproof watch. I has seals to keep water out of the 
> important parts. HOWEVER, these seals are not resistant to high 
> pressures and the pump should not be worn when doing things like 
> skindiving where the pressure variation can vary by 2:1 or more.
> My personal recommendation is to remove any pump for swimming or 
> contact sports. Why risk damage to the equipment or hurting someone 
> else if they run into you and whack the pump with a head or 
> something. A small bolus will cover short term pump disconnects and 
> regular will cover long term disconnects.
> Michael
> email @ redacted

mailto:email @ redacted

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