This is a device feasibility study to determine the feasibility of automatically predicting time to treatment readiness using a wearable imaging device (Fullyet) in both healthy volunteers and patients with pelvic malignancies undergoing radiation therapy.
The purpose of this study is to test an experimental wearable, ultrasound-based device to measure the fullness of the bladder. In order to protect organs at risk of damage, treatment timing with pelvic radiation depends on a full bladder each day. Right now, people drink water and guess when their bladders are full. Each day, CT scans are taken immediately before radiation treatment to look at the size and shape of the bladder and rectum. Up to 50% of patients are not ready for treatment. They must return to the waiting area to fill their bladder. Over a typical course of fractionated radiation therapy, patients require five to six extra scans to make sure that the bladder is ready for treatment. Delays can cause stress and anxiety for the patient, as well as the administration of unnecessary CT scans resulting in higher radiation exposure.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
SCREENING
Masking
NONE
Enrollment
15
Cancer patients will wear the Fullyet Device. Real-time data will go to the patient and radiation therapy team. When the Fullyet Device indicates that the bladder is at optimal size, the radiation oncology team will get the patient. The patient will then have a CT scan.
Healthy volunteers will first have an MRI scan. Then, they will wear the Fullyet Device. They will have up to two more MRIs to confirm bladder volume.
Froedtert & the Medical College of Wisconsin
Milwaukee, Wisconsin, United States
RECRUITINGThe number of events showing feasibility
The feasibility of acquiring and assessing relative bladder volume and morphology will be measured using the Fullyet wearable imaging device and compared to CT (for patients) or MRI (for healthy volunteers). Specifically, feasibility will be the number of events showing successful data acquisition. A successful data acquisition event refers to the device's ability to approximate bladder size to that measured on the daily cone beam CT (for patients) or MRI (for health volunteers) to approximately ±30%.
Time frame: Up to 2 months
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