Dr. Werrin has developed several inventions for the field of dentistry. They include the Dental Bite Tray Posterior, Dental Bite Tray Anterior, Quadrant Triple Tray, Sideless Triple Tray, Extended Quadrant, Alpha, T-Loc, Richmond Reflective Shields, and Three Quarter Arch Triple Trays. He has published many articles for leading dentistry journals, including Journal of Dental Research, Quintessence International, Journal of Prosthetic Dentistry, Dental Magazine, and Dentistry Today.
In addition to membership in numerous professional organization, Dr. Werrin is a Fellow of the American College of Dentists, the Academy of Dentistry International, and the International College of Dentists. He is a past president of the Pittsburgh Dental Research Club and the East End Dental Society, and past dental education chairman of the Dental Society of Western Pennsylvania.
Dr. Werrin has lectured and offered clinics for the American Dental Association since 1975. He has also addressed members at local and regional associations in New York, Pennsylvania, Illinois, Arizona, West Virginia, and Ohio, and in such countries as Italy, Thailand, Ireland, Israel, the Philippines and Barbados.
In addition to volunteering as a guest speaker at the University of Pittsburgh Medical Center, Dr. Werrin has acted as a product evaluator for Premier Dental Products Company, Richmond Dental Products, 3M Dental Divisions and Dentsply.
Dr. Gruendel is a past president of the Pennsylvania Prosthodontic Association, Western Pennsylvania Prosthodontic Association, and the East End Dental Society. He is a member of numerous professional organizations, including the American Dental Association, Pennsylvania Dental Association, Odontological Society of Western Pennsylvania, and Pittsburgh Dental Research.
Dr. Gruendel has presented several papers to local organizations, including the Pennsylvania Dental Association and the Pittsburgh Dental Research Club. Topics addressed have included oral management of the chemotherapy patient, prosthetic management of the staple bone plate, maxillofacial prosthetics, and dental care of the irradiated head and neck patient.
While a general practitioner, he has devoted his emphasis on Cosmetic, Implant and Endodontic procedures. The North Hills area is still his home with his wife Sue and children Julia and Tom. While not practicing, tennis, sking and playing music are his hobbies.
In 2006 Dr.Sweeney became interested in Sleep Disordered Breathing(Snoring and Obstructive Sleep Apnea) as a serious disease and public health issue after separate fatal accidents claimed the lives of two of his closest friends. Since that time Dr. Sweeney has been involved in intensive research relating to To SDB and it’s treatment forms and protocols.
He founded Rest Assured Technologies whose mission is to educate dental staffs in the identification and treatment of SDB and to assist the dental office in offering this vital, life saving service to their patients in an ongoing effort to improve the general health of those who entrust us with their care.