We conclude that applying SIM over clean, closed incisions for the first 6–7 postoperative days reduced the likelihood of postoperative wound infection after median sternotomy not only in high-risk patients but also in a comprehensive patient population.
This may be achieved by the mechanical stabilisation of incision edges and the clean, protected environment provided for 6–7 days. In addition, wound healing facilitated by improved wound secretion drainage establishes an adequate microbacterial barrier 1 week postoperation, which in turn may contribute substantially to the clinically significant reduction rate of wound infections.
Based on our data, the potential economic benefit of comprehensive use of SIM in Germany may amount to a saving of between 60 000 000€ and 90 000 000€ per year, which could be realised in two fifths by the hospitals (24 000 000€–36 000 000 €) and in three fifths by the health care insurance companies