"Laser level dental mouth opener for bonding orthodontic brackets" Abstract The invention relates to a laser level to guide the dental surgeon in bonding orthodontic brackets, consisting of two pieces, the first being a lip retractor (1), which contains a female clip (4) in one of the lip seals (3), made of material resistant to autoclave sterilization processes, and the second a laser level tower (2), with laser level tip (5), fixed at the end of a flexible rod (6), which is attached to a battery compartment (7), with an on / off button (8), all over a male clip (9), which, when connected by the male clips / female, we got the device ready for use, so that the two-part split was designed to perform the lip retractor sterilization processes without damaging the electronic components of the laser tip as well. allows a single laser-level tip to be used on multiple lip retractors, so in cases of consecutive gluing on different patients, the practitioner can use the same tower on sterile stock retractors to use it, the dental surgeon positions The retractor between the patient's lips, when turning on the device, the tip strikes a straight laser line (10) on the surface of the teeth, so the practitioner sets the standard bonding height, according to his planning, as the rod is Flexible, he places this line at the desired height, and performs the bonding using the line as a reference, so that the dentist will get a more accurate and quick bonding of the orthodontic appliance, better conducting their treatments, increasing professional success.“abridor de boca odontológico com nível laser para colagem de braquetes ortodônticos” resumo a invenção se refere a um nível laser para orientar o cirurgião dentista na colagem de bráquetes ortodônticos, composto por duas peças, sendo a primeira um afastador labial (1), que contém uma presilha fêmea (4) em um dos retentores labiais (3), confeccionado em material resistente aos processos de esterilização em autoclave, e a segunda uma