Anywhere there is a potential for contamination or pollution of the drinking water system, a backflow prevention device is required. Devices can be small and simple, such as an anti-siphon vacuum breaker (AVB) on a hose spigot (Photo), or large and complex, like those used on fire sprinkler systems (Photo).
An avulsion fracture occurs when a muscle or tendon is pulled so hard at the spot where it attaches to the bone that it tears a small piece of bone away. Avulsion fractures can occur on any part of the body, but they are most common in the ankles, hips, and elbows.
Sprains and strains are common injuries in orthopaedic patients. injuries with the correct ICD-10-CM code will be very important when October 2015 rolls around. In ICD-9, sprain and strain codes are found in the same category range (840â848). The range. includes the following injuries to the joint capsule, ligament, muscle, or tendon: avulsion. laceration. sprain. hemarthrosis (bleeding into joint space) rupture.