A mechanical instrument attached to the head, near the ear(s), that helps individuals who are deaf to detect and interpret sounds through their sense of touch. It is called a vibrotactile aid because it serves as an aid by permitting a person to feel the vibrations, in this case, of sounds.
- Video-assisted resection
Surgery that is aided by the use of a video camera that projects and enlarges the image on a television screen. Also called video-assisted surgery.
- Video-assisted surgery
Surgery that is aided by the use of a video camera that projects and enlarges the image on a television screen. Also called video-assisted resection.
- Vidian neuralgia
Characterized by the absence of sustained periods of remission, chronic cluster headache may start with no past history of cluster headaches, or it may emerge several years after the patient has experienced an episodic pattern of cluster headaches. The episodic and acute forms of cluster headache may transform into one another, so it seems most […]
Plural of villus, a tiny finger-like or vascular projection.
1. A tiny finger-like or hair-like projection. 2. A small vascular protrusion. Villus is the Latin word for shaggy hair or fleece. The plural is villi.