The patients, who receive training ("Patient Education as Topic"\[Mesh\] "patient participation"\[MeSH Terms\] ) via an app on their personal mobile phone ("User-Computer Interface"\[Mesh\] "Smartphone"\[MeSH\] "Mobile Applications"\[MeSH\] "Computers, Handheld"\[Mesh\] "Digital Health"\[Mesh\] are able to perform specialized care ("Nursing"\[Mesh\]) Care"\[MeSH\] "Delivery of Health Care"\[Mesh:NoExp\] "Home Nursing"\[MeSH\] "Self Administration"\[Mesh\] to reduce complications ("adverse effects"\[MeSH Subheading\] "Catheter-Related Infections"\[Mesh\] ) so that they are monitored in real time by those responsible for the catheter. ("Telemedicine"\[Mesh\]