MEDICAL DEVICE
A medical device for cutting an object in a body lumen. The medical device includes a rotatable drive shaft; a tubular outer sheath configured to accommodate the drive shaft in a rotatable manner; and a rotation structure located on a distal side of the drive shaft, the rotation structure comprising...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A medical device for cutting an object in a body lumen. The medical device includes a rotatable drive shaft; a tubular outer sheath configured to accommodate the drive shaft in a rotatable manner; and a rotation structure located on a distal side of the drive shaft, the rotation structure comprising: one or more rings; a cylindrical portion configured to be rotated by the drive shaft, the cylindrical portion having a side surface with a first groove portion; a cutting portion located on a distal side of the cylindrical member; the first groove portion is configured to pass through an inside of the one or more rings; and wherein the one or more rings is configured to rotate relative to the cylindrical portion of the rotation structure. |
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