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US 6,485,426 B2Granted
Needle guide for ultrasound transducer
OwnerNavParkash Sandhuinventor
Life of this patent
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Abstract
A needle guidance device for use with an ultrasound transducer is made up of a frame for housing the transducer, a needle guide unit which has a sleeve in line with an ultrasound beam and two arms which affix the frame to the needle guide unit.
Claims13
A needle guidance apparatus for use with an ultrasound imaging device that generates a substantially planar ultrasound beam from one end of a transducer comprising:
- (a) a box-shaped frame for securely holding a transducer when the frame with the transducer therein is placed against the body of a patient;
- (b) a needle guide unit having a sleeve for accommodating and guiding a needle into the body of a patient, said sleeve being coplanar with an ultrasound beam from said transducer, and said needle guide unit pivotal about a transverse axis;
- and
- (c) two parallel arms, one end of each of said arms attached to opposite sides of said frame and the other end of each of said arms attached to opposite sides of said needle guide unit, said frame or said needle guide unit or both said needle guide unit and said frame being movable with respect to said arms such that the horizontal distance between said needle guide unit and said frame can vary.
1 more element
Dependencies are inferred from the claim text.