| Frazier, Charles | <person> U.S. Surgeon, 1870-1936. See: Frazier's needle, Frazier-Spiller operation. (05 Mar 2000) |
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| Frazier's needle | A needle for draining lateral ventricles of brain. (05 Mar 2000) |
| Frazier-Spiller operation | Division or section of a sensory root of the fifth cranial nerve, accomplished through a subtemporal (Frazier-Spiller operation), suboccipital (Dandy operation), or transtentorial approach. Synonym: retrogasserian neurectomy, retrogasserian neurotomy. (05 Mar 2000) |
| reed instrument theory | A no longer tenable theory stating that in human voice production the larynx functions in a manner similar to a reed musical instrument. (05 Mar 2000) |
| perilimbal suction cup | A device for increasing intraocular pressure by impeding circulation and aqueous humor flow from the eye. (05 Mar 2000) |
| Wangensteen suction | A modified siphon that maintains constant negative pressure, used with a duodenal tube for the relief of gastric and intestinal distention. Synonym: Wangensteen tube. (05 Mar 2000) |
| plugging instrument | A dental instrument used for condensing gold (foil), amalgam, or any plastic material in a cavity, and which is operated by hand or by mechanical means. Synonym: packer, plugging instrument. (05 Mar 2000) |
| posttussis suction sound | A sound produced by the falling back of a drop of mucus or pus into a pulmonary cavity after the latter has been emptied by coughing. (05 Mar 2000) |
| posttussive suction | A suction sound heard on auscultation over a pulmonary cavity at the end of a cough. (05 Mar 2000) |
| Sabouraud-Noire instrument | An obsolete device for measuring the quantity of X-rays by means of the change in colour of a disk of barium platinocyanide which exposure to them produces; the unit used in this method is called tint B = erythema dose. (05 Mar 2000) |
| purse-string instrument | An intestinal clamp with jaws at an angle to the handle; when closed across the bowel, large grooved interdigitating serrations allow passage of a straight needle and suture through each side to form a purse-string suture, after which the clamp is removed. (05 Mar 2000) |
| stereotactic instrument | Stereotaxic instrument, an apparatus attached to the head, used to localise precisely an area in the brain by means of coordinates related to intracerebral structures. (05 Mar 2000) |
| stringed instrument theory | A no longer tenable theory stating that in human voice production the vocal cords function in a manner similar to the strings in a stringed musical instrument. (05 Mar 2000) |
| suction | The act or process of sucking; the act of drawing, as fluids, by exhausting the air. Suction chamber, the chamber of a pump into which the suction pipe delivers. Suction pipe, Suction valve, the induction pipe, and induction valve, of a pump, respectively. Suction pump, the common pump, in which the water is raised into the barrel by atmospheric pressure. Origin: L. Sugere, suctum, to suck; cf. OF. Suction. See Suck. Source: Websters Dictionary (01 Mar 1998) |
| suction cup | One of the cupping glasses of various shapes, formerly used to produce local hyperaemia according to Bier's method. Wet cup, a cupping glass formerly applied to a part previously scarified or incised to draw and remove blood. (05 Mar 2000) |