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US 2014/0275979 A1Published application
Needle placement manipulator with two rotary guides
AssigneesThe Brigham and Women's Hospital, Inc., Canon U.S.A., Inc.
InventorsKosuke Fujimoto, Yasumichi Arimitsu, Nobuhiko Hata, Sang-Eun Song, Junichi Tokuda
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Abstract
A needle placement manipulator includes, a pair of rotary guides arranged at a slanted angle with respect to each other, a needle holder which holds a needle along a needle holder axis, and a base body on which the guides are supported. The needle holder axis and each axis of the rotary guides cross at a single point located at or below the base body. The base body is configured to be attached to a patient or to an RF-coil.
Claims30
A needle placement manipulator comprising:
- a first ring shaped rotary guide;
- a first rotation body which is fixed to said first ring shaped rotary guide;
- a second ring shaped rotary guide attached to the first rotation body, the second ring shaped rotary guide being movable along with the first rotation body;
- a second rotation body which is fixed to said second ring shaped rotary guide;
- a needle holder which is fixed to the second rotation body and holds a needle along an axis, the needle holder being movable along with the second rotation body;
- wherein a rotational axis of the first rotary guide and a rotational axis of the second rotary guide are slanted with respect to each other, and
- wherein the rotational axis of the first rotary guide, the rotational axis of the second rotary guide, and the needle holder axis cross each other at one point.
4 more elements
Dependencies are inferred from the claim text.