Dr. Jacoby is the inventor and patent holder of the Subgingival Endoscope, known as the Perioscope or DV1 and DV2. These patents were originally licensed to Dentalview, Inc which held the exclusive world-wide license to produce these devices. This technology has been the subject of clinical research and has been proven to be an effective, minimally-invasive alternative to conventional painful gum surgery. Many specialists all over the world use this device invented by Dr. Jacoby. In addition, Dr. Jacoby uses the Nd:YAG laser to treat periodontal disease such that most cases can now be treated without painful aggressive surgery. The combination of the Perioscope and the Laser is truly a remarkable weapon against Gum Disease with almost no discomfort after the procedure.