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US 8,273,103 B2Granted
Surgical needle and method of manufacturing a surgical needle
AssigneeAesculap AG
InventorTobias Waeschle
Life of this patent
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Abstract
A surgical needle having an elongate needle body and a needle point formed on a distal end of the needle body, the needle body manufactured from an elongate cylindrical blank. The needle body has at least one textured-profile lateral face, which has at least one textured-profile lateral-face region provided with a textured profile, wherein the textured profile has a plurality of indentations and wherein the at least one textured-profile lateral-face region extends as far as the needle point.
Claims20
Surgical micro-needle comprising:
- an elongate needle body for a surgical micro-needle, and
- a needle point formed on a distal end of the needle body, wherein:
- the needle body is manufactured from an elongate cylindrical blank,
- the needle body has at least one textured-profile lateral face, which comprises at least one textured-profile lateral-face region provided with an embossed textured profile in a stamping process,
- the textured profile comprises a plurality of well-defined, reproducible indentations of a substantially pyramidal design,
- the needle point is formed by electrochemical polishing of the stamped needle body such that the indentations are substantially retained, and
- the at least one textured-profile lateral-face region extends as far as the needle point.
4 more elements
Dependencies are inferred from the claim text.