Surgical instrument
AssigneeAlCove Surfaces GmbH
InventorsThomas Sawitowski, Alfons Fischer
Life of this patent
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Abstract
An MR-compatible surgical instrument is proposed. A simpler, more economic construction is made possible by the use of aluminum or an aluminum compound or alloy as base material, which is covered by a thin barrier layer of an inorganic oxide.
Claims12
Surgical instrument for MR-guided or MR-based operations or examinations, in particular on human and/or animal bodies, having an working section that at least essentially consists of a metallic base material, wherein the base material is at least one of aluminum, an aluminum compound, an aluminum alloy and/or mixtures thereof, wherein the base material is covered by a barrier layer at least on surface areas that are open and/or accessible for bodily fluids or bodily tissues, wherein the barrier layer is impermeable for aluminum, aluminum ions and bodily fluids, and wherein the barrier layer consists at least essentially of an inorganic oxide and is formed amorphously.
Dependencies are inferred from the claim text.