VENOUS VALVE INCISING BLADES, MANUFACTURING METHOD OF THE SAME AND ARTERY REVASCULARIZATION TREATMENT USING THE SAME
First Claim
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1. A venous valve incising cutter comprising:
- a cutting teeth head having a cutting teeth head that has a partly spheroid shape,a guide,a coupling rod that has a smaller diameter than the diameter of the guide and couples to the cutting teeth head anda wire that is connected to the guide at the opposing side to the cutting teeth head, all aligned in a common rotational axis thereof,wherein in the cutting teeth head having a posterior portion facing the guide and a fore portion in reverse side thereof, the posterior portion has a plurality of cutting blades that are partly composed of the outer surrounding surface thereof and have knife-points toward the guide.
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Abstract
A venous valve incising cutter includes a cutting teeth head, a guide, a wire and a coupling rod that couples the guide and a cutting teeth head, all aligned in a rotation axis thereof. More than four pieces of cutting blades are formed on the outer surrounding surface of the cutting teeth head. Each cutting blade has a roughly triangular pyramid shape such that the three ridge lines are composed of the outer surrounding surface of the cutting teeth head and the two planes formed in the reverse side of the outer surrounding surface and the apex is a knife-point of the cutting blade.
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Citations
20 Claims
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1. A venous valve incising cutter comprising:
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a cutting teeth head having a cutting teeth head that has a partly spheroid shape, a guide, a coupling rod that has a smaller diameter than the diameter of the guide and couples to the cutting teeth head and a wire that is connected to the guide at the opposing side to the cutting teeth head, all aligned in a common rotational axis thereof, wherein in the cutting teeth head having a posterior portion facing the guide and a fore portion in reverse side thereof, the posterior portion has a plurality of cutting blades that are partly composed of the outer surrounding surface thereof and have knife-points toward the guide. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification