What is the Best Surgeon's Knot? Evaluation of the Security of the Different Laparoscopic Knot Combinations

A traditional surgical knot (H2H1s) occasionally opens with little force and thus is potentially dangerous. Safe knots are H2H2 and H3H2 combinations, a sequence of 5 half hitches with 3 blocking sequences, and H2H1s together with 2 blocking half hitches.