needle anatomy
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18 terms
Terms | Definitions |
|---|---|
 needle point | tip of the needle |
| needle radius | from one point to the other |
| needle length | the length of the needle from needle point to the swage |
| needle body | body of a nedle |
| needle diameter | the width of the needle |
| swage | the end of a needle |
| eye of the needle | is the portion of the needle where the suture strand is attached |
| closed eyed needles | have round or square holes and are loaded by inserting the end of the suture material through the hole |
| french eyed needle | is loaded by pulling the taut strand into a V shaped area just above the eye |
| eyeless needle | single arm attachment or a double arm attachment |
| needle points | cutting, tapered, or blunt |
| cutting needles | are used for tough tissue that is difficult to penetrate |
| conventional cuttitng needles | consist of three cutting edges that are directed along the inner curve of the needle |
| reverse cutting needles | consist of opposing cutting edges in a triangular configuration that exted into the full length of the shaft |
| side cutting needles | are used primarily for ophthalmic procedures because they will not penetrate into deeper tissues |
| tapered point needles | have a round shaft without a cutting edge, so they penetrate tissue without cutting it |
| blunt points | have a round shaft that ends in a blunt tip |
| needle bodies | the shaft, or body of the needle is located between the suture strand and the point |
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