Ipswich医院NHS Trust(Ipswich, UK)的乳腺癌患者是英国首批参加评估IGRT临床研究的患者，该技术能够确保临床医生在治疗的时候对癌症更加准确的定位。该医院的医生使用On-Board Imager设备，是由Varian医疗系统公司(Palo Alto, CA, USA)开发的，能够更好的进行乳腺癌切除术后放疗的影像检查。
 
　　Image-Guided Radiotherapy Trial for Breast Cancer Patients
 
　　A new image-guided radiotherapy (IGRT) technique is expected to improve breast-sparing treatments through more accurate imaging and more targeted dose delivery.

　　Breast cancer patients at Ipswich Hospital NHS Trust (Ipswich, UK) are among the first in the United Kingdom to participate in a study to evaluate IGRT, which enables clinicians to more accurately image the cancer site at the time of treatment. Clinicians at the hospital are using the On-Board Imager device, developed by Varian Medical Systems (Palo Alto, CA, USA), to better image the post-lumpectomy breast for radiotherapy.