Patent classifications
A
HUMAN NECESSITIES
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A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
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A61B
DIAGNOSIS; SURGERY; IDENTIFICATION
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17/00
Surgical instruments, devices or methods
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A61B17/34
Trocars; Puncturing needles
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A61B2017/348
Means for supporting the trocar against the body or retaining the trocar inside the body
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A61B2017/349
Trocar with thread on outside
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