Fulcrum is a drumming term. Traditionally, the fulcrum is said to denote the part of a percussionist’s grip that is the main lever for the drumstick/mallet to rotate. This is usually created by the thumb + index finger , the thumb + middle finger , or a combination of the index, middle, and thumb.
(fing’gĕr rest ) The place on a structure (e.g., tooth) where the finger of the hand holding the instrument (i.e., fulcrum finger ) is placed to provide stabilization and control during use of the instrument. Medical Dictionary for the Dental Professions © Farlex 2012.
In general, the fulcrum point is considered a point where a lever turns; in particular, the pivot point. The fulcrum point is the center of a key activity or situation.
Another term for finger rest is. Fulcrum.
: vision resulting from rays of light falling upon peripheral parts of the retina.
indirect supervision. when the dentist assigns or entrusts a specific procedure to the dental assistant , the dentist has what that procedure . delegated.
Assist dentists to make temporary crowns. Assist the dentist in making casts of teeth. Educate patients on how to protect and keep their teeth clean. Clean the exam room after an examination or dental procedure.
The middle finger is the feeler finger to help assess calculus deposits. It also helps with stability of the instrument as you roll it between your thumb and index finger . The ring finger is your fulcrum, powerhouse and stabilizer.
The modified pen grasp is similar to the pen grasp except the operator uses the pad of the middle finger on the handle of the instrument. Some operators prefer this method since they feel it provides more strength and stability in some procedures. The palm grasp is used for bulky instruments.
Scaling and root-planing is usually performed using a combination of ultrasonic and hand instrumentation, such dental curettes or scalers . Using these instruments, bacterial plaque and dental calculus (tartar) are removed from the surfaces of the teeth, including the root surfaces above and below the gum line.
Dental Scaler : Place the top of the curve of the scaler flat against the tooth surface. Gently pull away from the gum line to the biting edge of each tooth . Plastic Dental Scaler is safe to use daily. Use the Stainless Steel Scaler once per week.
Manual scalers are as effective as ultrasonic ones for clearing plaque and tartar from easy-to-reach areas of the teeth. In fact, the ease with which manuals scalers can be picked up and used as needed can make these tools better suited to removing minor accumulations of plaque.