| 摘要 |
Surgical retractors, retractor insertion tools, and methods of use are disclosed. The surgical retractor includes a first protrusion end, a second insertion end opposite the first protrusion end, and an opening extending through the retractor body from a first end opening located at the first protrusion end of the retractor body to a second end opening located at the second insertion end of the retractor body. The first and second end openings may have different sizes and shapes. The first and second end openings may be arranged out of alignment with each other.
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