| 摘要 |
The present invention is directed to a radially expansive device for providing access into a patient's body, kits that contain the radially expansive device, as well as methods for providing minimally invasive access into a patient's body. The radially expansive device may be used in conjunction with a balloon, bladder, or other expansive device, which can be used to expand the radially expansive device and allow access to the surgical site.
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