CHAPTER XIV. Subcutaneous Hydrocarbon Protheses

SUBCUTANEOUS HYDROCARBON PROTHESES

Indications—Precautions—The advantage of the method—Untoward results: Intoxication; Reaction; Infection; Necrosis; Sloughing; Sloughing due to pressure; Subinjection; Hyperinjection; Air embolism; Paraffin embolism; Primary diffusion or extension of paraffin; Interference with muscular action of the wings of the nose; Escape of paraffin after withdrawal of needle; Solidification of paraffin in needle; Absorption or disintegration of the paraffin; The difficulty of procuring paraffin with proper melting point; Hypersensitiveness of skin; Redness of the skin; Secondary diffusion of the injected mass; Hyperplasia of the connective tissue following the organization of injected matter; Yellow appearance and thickening of the skin after organization of the injected mass has taken place; The breaking down of tissue and resultant abscess due to the pressure of the injected mass upon the adjacent tissue after the injection has become organized—The proper instruments for the subcutaneous injection of hydrocarbon protheses—Preparation of the site of operation—Preparation of the instruments for operation—The practical technique—Specific classification for the employment and indication of hydrocarbon protheses about the face—Specific classification for the employment and indication of hydrocarbon protheses about the shoulders, etc.—Specific technique for the correction of regional deformities about the face: Transverse depressions; Deficient or receding forehead; Unilateral deficiency; Interciliary furrow; Temporal muscular deficiency; Deformities of the nose; Deformities about the mouth; Deformities about the cheeks; Deformities about the orbit; Deformities about the chin; Deformities about the ear—Specific technique for the correction of deformities about the shoulders 209