We evaluated the efficacy of automated lamellar therapeutic keratoplasty (ALTK SystemÂ®; Moria/Microtek Inc., Doylestown, Pennsylvania, USA) in the treatment of various corneal disorders affecting the anterior to mid-stroma.
Whatâs the problem? Pulmonary regurgitation (PR, also called pulmonic regurgitation) is a leaky pulmonary valve. This valve helps control the flow of blood passing from the heart to the lungs. A leaky pulmonary valve allows blood to flow back into the heart chamber before it gets to the lungs for oxygen.
CPR stands for cardiopulmonary resuscitation. That is, C ardio. - which refers to the heart. whose main function is to pump blood around the body. P ulmonary. - which refers to the lungs.he CPR techniques demonstrated in the following First Aid videos have been made available on the internet via YouTube. They demonstrate methods of how to do CPR on human adults. Different advice and training videos are available for children, babies and pets (dogs and cats).