grasp (redirected from instrument grasp)

grasp,

n the manner in which an instrument is held.

grasp, finger,

n a modification of the palm and thumb grasp; it is more useful with modern, smaller handled instruments. The handle is held by the four flexed fingers rather than allowed to rest in the palm, and the thumb is used to secure a rest. Used when working indirectly on the maxillary arch.

grasp, instrument,

n a method of holding the instrument with the fingers in such a manner that freedom of action, control, tactile sensitivity, and maneuverability are secured. The most common grasp is the pen grasp.

grasp, modified pen,

n a method for holding instruments that is designed to enhance control and sensitivity. The grasp consists of the tips of the thumb, index finger, and middle finger holding the instrument while the ring finger provides support. See also grasp, pen.

grasp, palm-and-thumb,

n a grasp that is similar to the hold on a knife when one is whittling wood; the handle rests in the palm and is grasped by the four fingers, while the thumb rests on an adjoining object.

grasp, pen,

n a grasp in which the instrument is held somewhat as a pen is held, with the handle in contact with the bulbous portion of the thumb and index finger and the shank in contact with the radial side of the bulbous portion of the middle finger (not crossing the nail), while the handle rests against the phalanx of the index finger.

grasp, pincer,

n the grasping an object between the thumb and forefinger. The ability to perform this task is a milestone of fine motor development in infants, usually occurring from 9 to 12 months of age.