Define needle selection for suturing, Biology

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Define Needle selection for Suturing

1. Needle with a reverse cutting edge "the cutting edge is outside the curve" is preferable, because it prevents tearing,

2. Conventional cutting needles are not recommended because "cutting edge is inside curvature" tends to pull through the flap edge.

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3. Needles are available in arcs of: ¼, 3/8,1/2, and 5/8 circle.

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