| blistering collodion | A powdered chloroform extract of cantharides in flexible collodion; a vesicant. Synonym: blistering collodion, collodion vesicans. (05 Mar 2000) |
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| cantharidal collodion | A powdered chloroform extract of cantharides in flexible collodion; a vesicant. Synonym: blistering collodion, collodion vesicans. (05 Mar 2000) |
| collodion | <chemical> A nitrocellulose solution in ether and alcohol. Collodion has a wide range of uses in industry including applications in the manufacuture of photographic film, in fibres, in lacquers, and in engraving and lithography. In medicine it is used as a drug solvent and a wound sealant. Pharmacological action: pharmaceutic aid, tissue adhesives. Chemical name: Cellulose, nitrate (12 Dec 1998) |
| collodion baby | A newborn child with lamellar ichthyosis; at birth, the skin is bright red, shiny, translucent, and drawn tight, giving a distorted appearance (as if having been painted with collodion) of immobilization of the face; contraction of the skin causes ectropion, a pressed down appearance of the nose, and a gaping of the mouth and the labia; autosomal dominant inheritance. (05 Mar 2000) |
| collodion vesicans | A powdered chloroform extract of cantharides in flexible collodion; a vesicant. Synonym: blistering collodion, collodion vesicans. (05 Mar 2000) |
| haemostatic collodion | Tannic acid in flexible collodion; an astringent and local haemostatic. Synonym: haemostatic collodion, styptic colloid, xylostyptic ether. (05 Mar 2000) |
| salicylic acid collodion | A keratolytic agent used in the treatment of corns and verrucae. (05 Mar 2000) |
| styptic collodion | Tannic acid in flexible collodion; an astringent and local haemostatic. Synonym: haemostatic collodion, styptic colloid, xylostyptic ether. (05 Mar 2000) |
| iodised collodion | A 5% solution of iodine in flexible collodion; a counterirritant. (05 Mar 2000) |
| flexible collodion | A mixture of camphor, castor oil, and collodion, or a mixture of castor oil, Canada turpentine, and collodion, used for the same purposes as collodion, but its film possesses the advantage, for certain conditions, of not contracting. (05 Mar 2000) |
| absolute filter | <apparatus> A fine-pored, steam-sterilisable filter that is used to trap airborne microorganisms. The filter's pores are about 2 micrometres in diameter, smaller than the particles it is designed to remove. (06 May 1997) |
| bandpass filter | A device that allows a limited range of frequencies to pass. (05 Mar 2000) |
| Berkefeld filter | A bacterial filter used in 1891, made of earth known as Kieselguhr taken from the name of the mine in Hanover, Germany, from which the earth was found. Ground water at this mine had a clear blue colour suggesting the use of the earth as a filter. Origin: Berkefield, name of owner of the mine from which the material to make the filter was taken (05 Mar 2000) |
| bird's nest filter | A wire mesh vena cava filter. (05 Mar 2000) |
| bird's nest ivc filter | <radiology> Introduced 1982; Cook Inc., Bloomington, IN advantages, low profile: 14.5 Fr introducer sheath, low recurrent PE rates (1.1 - 2.7% by clinical history), low IVC thrombosis rates (2.9 - 5.0% by clinical history), placement in large diameter IVCs (not greater than40mm), free-form configuration does not require centreing in IVC disadvantages: stainless steel: ferromagnetic = magnetic susceptibility artifact, more operator dependent, difficult to place in short IVCs (need about 7cm for proper placement), prolapse of filter wires (? clinical significance) see also: indications (12 Dec 1998) |