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DiveAssure - Diving Insurance You Can Count On
Members Newsletter Issue #2, January 2010
In This Issue
DiveAssure Emergency iPhone App is ready for download
Barotrauma:  The Ins and Outs of the Pops and Cracks - By Eric Hexdall, RN, CHRN, Duke Dive Medicine
New! Emergency DiveAssure Smartphone Application
A free DiveAssure emergency iPhone application available for download from the Apple Store.
DiveAssure Smartphone applicationDiveAssure emergency hotlines are a click away- The new application will allow DiveAssure members, partners and dive leaders in emergency situations to get in touch with the DiveAssure emergency hotlines from their smartphones at a snap, using a direct link from the application. Contacting Travel Guard and Duke Dive Medicine is often essential in order to arrange for assistance and/or evacuation and get medical advice swiftly.

The application will also include emergency information and advice on the appropriate procedures in case of a diving accident, or any other emergency while on a diving vacation.

Additionally, the application will also contain non-emergency claims information, such as claims procedures and customer service contact options.

Similar applications will be available soon for Blackberry and Android smartphones.

To download the DiveAssure Emergency and Claims Application click here.

Barotrauma: The Ins and Outs of the Pops and Cracks - By Eric Hexdall, RN, CHRN, Duke Dive Medicine
 

Many of us know the feeling.  We’re on descent and realize that one of our ears hasn’t equalized.  We perform the Valsalva maneuver, and SQUEAK!  The air zips in, we may feel some momentary pain, and the pressure in the ear goes away.  We continue the dive with the ear gurgling and snapping, and surface with the most common injury in diving:  middle ear barotrauma. 
Boyle’s Law states that as pressure increases, the volume of an air-filled space will decrease proportionally, and vice versa.  In practice, this means that all of the air-filled spaces in and around our bodies can be affected in one way or another by pressure.   When we dive, these spaces need to be equalized as the pressure around us changes. 
The middle ear is Mr. Boyle’s primary victim.  The sinuses are also filled with air as are, of course, our lungs.  Air trapped beneath faulty dental work can cause extreme discomfort, and gastrointestinal air can be an issue for some of us.  Our diving gear can also create air-filled spaces.  Our masks trap air against our faces, and if we use a dry suit, there is an air-filled space between the suit and our bodies. 

Typically, barotrauma of descent is called a “squeeze” or “block”, and barotrauma of ascent is called a “reverse squeeze” or “reverse block”.  The air-filled spaces in and around our bodies may be affected by one or both of these.  Let’s examine each of them. Read More…
 
     
About Us
The DiveAssure association offers the diving community the best diving accident and dive-travel programs, including the Diamond – the only comprehensive dive-travel program available in the United States. As an established leader in diving accident medical coverage and travel protection, DiveAssure is dedicated to providing the best care for its members. All DiveAssure programs are primary and include 24/7 travel and medical emergency assistance services.
DiveAssure  |  16476 Wild Horse Creek Rd, Chesterfield, MO, 63017  |  members@diveassure.com  |  866-898-0921
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