Asahi Kogaku Kogyo Kabushiki Kaisha

Moritoshi Itoman

Satoshi Ojima

An intramedullary nail for a humerus is disclosed which is designed to be inserted in a medullary cavity of a fractured humerus. The nail includes an upper rod portion for location in the upper portion of the humerus and a lower oblique portion for location in the lower portion of the humerus. The upper rod portion is longer than the lower oblique portion, with the lower oblique portion having an oblique axis inclined with respect to the axis of the upper rod portion.

Intramedullary nail for humerus

An intramedullary nail inserting and mounting instrument includes a base portion which can be mounted to one end of an intramedullary nail inserted in bone marrow of a pair of bone pieces of a fractured bone to be interconnected, a guide shaft portion which is integrally provided on the base portion and which extends in the direction of an extension of the intramedullary nail, a pressing member which is movable along the guide shaft portion to come into contact with one end of one of the bone pieces, and a pressing member moving device which moves the pressing member along the guide shaft portion. The disclosure also addresses a method for inserting and securing the intramedullary nail to the fractured bone using the mounting instrument.

Growing community of inventors

Kanagawa-ken, Japan

Moritoshi Itoman