There isn't one specifically for anaesthesia patients but there is one for surgery patients - the Infant of Prague. It's actually a statue, but is recognised by the Catholic Church for saying prayers for intercession to.
You could also pray to the patron of anaesthetists, St. René, and ask for the anaesthetist to do a good job. St. René was a surgeon, before anaesthesia existed. He was martyred in Canada in the 17th century.
There is no patron saint of netball. St. Sebastian is the patron saint of athletics in general.
There is no patron saint of guitar. However, there are patron sints of musicians in general.
There is no patron saint of bats. however, there is a patron saint of animals in general - St. Francis of Assisi.
There is no patron saint of entrepreneurs. However, St. Homobonus is the patron saint of business people in general.
There is no patron saint of baseball. However, St. Sebastian is the patron saint of athletes - male or female.
St. Sebastian is the patron saint of athletes and athletics in general.
There is no patron saint of office workers. St. Joseph is, however, the patron saint of workers in general.
There is no patron saint of industry in general. However, some individual industries and crafts do have patron saints.
The patron saint of all sports is St. Sebastian.
There is no patron saint of basketball - boy or girl. However, St. Sebastian is the patron saint of athletes and athletics of all kinds, including basketball. As per the Patron Saint Index.
St. Eligius is the patron saint of metalworkers which welders are.
Christopher is not the patron saint of hockey. There are no patrons of individual sports. St. Sebastian is the patron saint of athletics and athletes in general. (as per Patron Saint Index)