Notes on surgery for nurses / by Joseph Bell.

  • Joseph Bell
Date:
1895
Catalogue details

Licence: Public Domain Mark

Credit: Notes on surgery for nurses / by Joseph Bell. Source: Wellcome Collection.

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    themselves when once applied, so that the surgeon may put on several very rapidly without waiting- to tie any. These are of different patterns, but the ones most usually in use in this school are those invented by M. Pean and im- proved by Sir Spencer Wells. Having caught the vessel, we draw it out, and then tie round it near the forceps end a piece of silk, flax, or catgut thread, or of tendons or other animal fibre, which we secure with a double knot, making sure that we tie a reef-knot, not a granny. We then free the forceps and go on to the next. Now, what comes of this,—what happens first to the vessel, and second to the string ? \st, The vessel. If it is a large one like the femoral or brachial, the very tying of the knot, if we have done it rightly, has divided the more brittle inner and middle coats, has thus puckered them up and brought the inner surfaces of the elastic outer coat in contact. A clot forms in this pouch we have made, and this clot extends backwards in the lumen of the vessel as far as the first large branch. In a few days the clot and the inner surface of the outer coat, with retracted and puckered inner and middle coats,
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