| 摘要 |
The invention generally relates to a rotational imaging apparatus with a monolithic shaft and methods of use thereof. In certain aspects, the apparatus includes a rotatable monolithic hollow elongate shaft. A rotatable elongate drive member is disposed within the shaft, and a rotatable elongate electrical signal transmission member is disposed within the drive member. The apparatus further includes an imaging device, and the shaft, the drive member and the signal transmission member are coupled to the imaging device. |
