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graduated

(grăj-oo-ā′tĭd) Marked by a series of lines indicating degrees of measurement, weight, or volume.

Graefe, Albrecht von

(grāf′ĕ) Ger. ophthalmologist, 1828–1870.

G. forceps Serrated ophthalmologic forceps, straight or curved.

G. sign Lid lag.

graft

(graft) [L. graphium, hunting knife] 1. Tissue transplanted or implanted in a part of the body to repair a defect. A homograft (or allograft) is a graft of material from another individual of the same species. A heterograft (or xenograft) is a graft of material from an individual of another species. 2. The process of placing tissue from one site to another to repair a defect.

allogeneic g. Allograft.

autologous g. A graft taken from another part of the patient's body.

bone g. A piece of bone taken from one location (such as the ilium or fibula) and inserted to replace or restore another osseous structure. Bone storage banks have been established.

bypass g. A surgical conduit inserted into the vascular system that routes blood around an obstructed vessel. SEE: coronary artery bypass.

cadaver g. Grafting tissue, including skin, cornea, or bone, obtained from a body immediately after death.

delayed g. A skin graft that is partially elevated and then replaced so that it may be moved later to another site.

dermal g. A split-thickness or fullthickness skin graft. The graft will grow hair and have active sweat and sebum glands.

endovascular g. A stent graft implanted within an existing blood vessel. SYN: endograft.

fascia g. A graft using fascia, usually removed from the fascia lata, for repairing defects in other tissues.

free g. A graft that is completely separated from its original site and then transferred.

full-thickness g. A graft of the entire layer of skin without the subcutaneous fat.

mesh g. A split-thickness graft that contains multiple perforations or slits, which allow the graft to be expanded so that a much larger area is covered. The holes in the graft are covered by new tissue as the graft spreads. A mesh graft heals with a less smooth cosmetic result than a sheet graft but is able to cover a larger defect.

nerve g. The transplantation of a healthy nerve to replace a segment of a damaged nerve.

pedicle g. Pedicle flap.

sheet g. A skin graft, typically removed from a donor site on the thigh, that is placed directly over a burn wound to promote healing.

skin g. The use of small sections of skin harvested from ...

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