| US 7,572,278 B2 | ||
| Rod connector | ||
| Nobumasa Suzuki, Tokyo (Japan); Yutaka Nohara, Koshigaya (Japan); Shinnosuke Nakahara, Okayama (Japan); Shigenobu Sato, Sapporo (Japan); Kazumasa Ueyama, Hirosaki (Japan); Kazuhiro Hasegawa, Niigata (Japan); Kazuya Oribe, Tokyo (Japan); and Hiroshi Takamido, Nagoya (Japan) | ||
| Assigned to Showa Ika Kohgyo Co., Ltd., Aichi (Japan) | ||
| Filed on Sep. 11, 2003, as Appl. No. 10/659,297. | ||
| Claims priority of application No. P2002-267299 (JP), filed on Sep. 12, 2002. | ||
| Prior Publication US 2004/0133202 A1, Jul. 08, 2004 | ||
| Int. Cl. A61B 17/70 (2006.01) | ||
| U.S. Cl. 606—266 [606/278] | 5 Claims |
| 1. A rod connector, comprising:
a connector main body swingably attached to a shank, said connector main body comprising a recess configured to engage part
of a spherical end portion of the shank, part of said spherical end portion extending outside of said recess in a direction
towards the shank;
a rod supporting portion provided in the connector main body and configured for supporting a rod; and
a pressure fixing device for pressure fixing the rod to the rod supporting portion of the connector main body, wherein the
rod supporting portion comprises convex portions at both ends of the rod supporting portion, said convex portions including
a first convex portion comprising a sharp distal end provided at a first end only of the rod supporting portion and configured
to be embedded into the rod, and a second convex portion comprising a sharp distal end provided at a second end only of the
rod supporting portion and configured to be embedded into the rod.
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