Shanghai Sanyou Medical Co., Ltd.

Michael Mingyan Liu

Xing Liu

Wen Yuan

Yue Zhou

Ruifeng Liu

Changqing Li

Zezhang Zhu

Jean Charles Lehuec

Yong Qiu

The present disclosure provides an adjustable double-slot internal spinal fixation apparatus, including a first base, a second base and a connecting rod. The first base and the second base each contains a U-shaped slot from top to bottom. An inner wall of each U-shaped slot contains inner threads. The connecting rod is disposed along a horizontal direction. The second base contains a long slot along the horizontal direction. One end of the connecting rod is inserted in the first base, and the other end of the connecting rod is inserted in the long slot of the second base. The connecting rod can swing in the long slot. The first base and the second base are capable of relatively rotating on the connecting rod.

Adjustable double-slot internal spinal fixation apparatus and bone screw

Disclosed are a fusion cage for a spinal surgery and a clamping device thereof. The fusion cage comprises a fusion cage body () and a triangular screw plate (). A limiting groove () fit with the clamping device is provided at a rear end surface of the fusion cage body (), the fusion cage body () is hinged with the screw plate (), and each of three corners of the screw plate () is provided with a screw hole (). The clamping device comprises two clamping rods () which are fit with each other, and a front end of each clamping rod () is provided with a clamping head (), wherein each of face-to-face sides of the clamping heads () is provided with a limiting protrusion (), a front end of each clamping head () is capable of being inserted into the limiting groove () of the fusion cage body (), and the limiting protrusion () is capable of being clamped at a front side surface of the screw plate (). The fusion cage and the clamping device can easily fit with each other and are convenient to use, so as to enable the surgical operation to be more convenient, accurate and safe.

Fusion cage and clamping device thereof

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Shanghai, China

Michael Mingyan Liu