Inclusion Criteria:  Body mass index <35 kg/m2 Suitable for the listed minimally invasive surgical procedures for treatment of respective diseases Willingness to participate as demonstrated by giving informed consent  Exclusion Criteria:  Contraindication to general anesthesia Severe concomitant illness that drastically shortens life expectancy or increases risk of therapeutic intervention Untreated active infection Noncorrectable coagulopathy Presence of another malignancy or distant metastasis Emergency surgery Vulnerable population (e.g. mentally disabled, pregnancy)