| 摘要 |
An ostomy device and method for creating a stoma and implanting a canula. The ostomy device includes an elongate needle having a sharpened tip for percutaneous entry of a body forming a stoma. The needle includes a plurality of channels extending axially through the needle, and each of the plurality of channels having a distal end adjacent the needle tip. The channels permit the monitoring of the needle tip to assist in properly locating the needle within the body. A dilation device is disposed about the distal end of the needle and is insertable within the stoma. The dilation device including a radially expandable surface to dilate the stoma for atraumatic receipt of a canula. The dilation device may include a primary dilator for dilating the stoma a first degree and a secondary dilator for dilating the stoma a second degree such that canula may be atraumatically implanted.
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