Needle and a method of treating a surface of a needle
AssigneeUnomedical A/S
InventorErik Othel-Jacobsen
Life of this patent
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Abstract
The invention relates to a needle having a lumen for distributing fluid into, or removing fluid from, a soft tissue of a patient. The needle includes a nickel-titanium alloy. The needle is treated with an acidic solution including hydrofluoric acid at a temperature less than 60° C. for at least 10 seconds.
Claims44
A needle having a lumen for distributing fluid into, or removing fluid from, a soft tissue of a patient, the needle comprising a nickel-titanium alloy;
- wherein the needle is treated with an acidic solution including hydrofluoric acid at a temperature less than 60° C. for at least 10 seconds.
A method of treating a surface of a nickel-titanium needle, the method comprising:
- flushing the needle in an acidic solution including hydrofluoric acid;
- rinsing the needle;
- and boiling the needle.
A needle having a lumen for distributing fluid into, or removing fluid from, a soft tissue of a patient, the needle comprising:
- a proximal portion, including a first port of the lumen,
- a distal portion, including a second port of the lumen, and
- an outer surface which extends between the first port and the second port;
- wherein the needle comprises a nickel-titanium alloy, and
- the outer surface of the needle comprises less than 10 atomic % nickel.
Dependencies are inferred from the claim text.