New marking method involving a light-emitting diode and power source device to localize gastrointestinal cancer in laparoscopic surgery

Although the preoperative endoscopic marking method using dye is widely used, the dye can spread into the tissue or abdominal cavity, inducing the inflammation and leading to the wrong dissection. We developed a novel marking method using an endoscopic clip with a light emitting diode (LED) and a po...

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