MEDICAL INSTRUMENT
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United States of America Patent
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app pub date -
Nov 8, 2011
filing date -
May 8, 2009
priority date (Note) -
Abandoned
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Abstract
To further improve, under ultrasonic observation, the visibility of a medical instrument with at least one portion of the instrument that can be inserted into body tissue of a patient and has a surface structure reflecting ultrasound waves, wherein the surface structure comprises a number of reflection elements, it is proposed that at least three, and at most nine, reflection elements which are arranged in a defined way in relation to one another define a reflection element group and that the surface structure comprises at least two reflection element groups.
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