Amsterdam Umc, Location Vumc

This study tests a device called VacStent for people who develop a leak after colorectal surgery. The device combines a stent with vacuum therapy to help the leak heal while allowing waste to pass normally. About 40 adults will be treated in Dutch hospitals to see if the device c…

This study tests whether a 10-minute virtual reality (VR) relaxation session can lower stress in healthcare workers before they enter the operating room. About 80 volunteers will either use a VR headset or sit in a quiet room, and their heart rate and stress levels will be measur…

This study looks at whether a short, 10-minute virtual reality session with biofeedback can help healthcare workers on surgical wards feel less stressed and more satisfied at work. About 75 nurses, residents, and surgeons will try it once during their shift. The goal is to see if…

This early-phase study tests whether a low-dose immunotherapy injection directly into the tumor can activate the immune system as effectively as standard high-dose treatment through the veins, but with fewer side effects. About 18 adults with advanced melanoma will receive either…

This study looks at how sex hormones from gender-affirming therapy change kidney function. Researchers will measure kidney performance, blood flow, and insulin sensitivity in 60 transgender people before and after one year of hormone treatment. The goal is to understand why men a…