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Clinical UpdateAugust 10, 2026

World’s First Laparoscopic IORT Procedure for Rectal Cancer Completed

#World’s First#Rectal Cancer#Laparoscopic IORT
World’s First Laparoscopic IORT Procedure for Rectal Cancer Completed
World’s First Laparoscopic IORT Procedure for Rectal Cancer Completed
World’s First Laparoscopic IORT Procedure for Rectal Cancer Completed
World’s First Laparoscopic IORT Procedure for Rectal Cancer Completed
World’s First Laparoscopic IORT Procedure for Rectal Cancer Completed
World’s First Laparoscopic IORT Procedure for Rectal Cancer Completed
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On August 10, 2026, The First Affiliated Hospital of University of South China used HC-IORT to successfully complete the world’s first laparoscopic IORT procedure for rectal cancer. Three treatment fields were delivered: two laparoscopic fields and one spherical field.

Laparoscopic treatment field 1 — prescribed dose: 12 Gy; energy: 6 MeV; field diameter: 30 mm; field angle: 30°; beam-on time: 3.93 minutes.

Laparoscopic treatment field 2 — prescribed dose: 12 Gy; energy: 6 MeV; field diameter: 30 mm; field angle: 45°; beam-on time: 4.28 minutes.

Spherical treatment field — prescribed dose: 12 Gy; energy: 9 MeV; field diameter: 40 mm; beam-on time: 4.51 minutes.

Source: The First Affiliated Hospital of University of South China

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