What is a few silk threads or horsehairs, or a strip of linen or the like, introduced beneath the skin by a knife or needle, so as to form an issue; also, the issue so formed called?

seton — A few silk threads or horsehairs, or a strip of linen or the like, introduced beneath the skin by a knife or needle, so as to form an issue; also, the issue so formed. (Webster's 1913.)

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