Table 1 Overview of synthetic meshes approved for breast reconstruction in Germany.

	TiLOOP® Bra extralight	SERAGYN BR®	TIGR® Mesh (non-permanent scaffold)
n. a.: not available, cm: centimeter, mm: millimeter; N: Newton
Material	titanium-coated polypropylene (30–50 nm)	resorbable part: polyglycol acid – caprolacton non-resorbable part: polypropylene	fast resorbing fiber is a copolymer of lactide, glycolide and trimethylene carbonate slow-resorbing fiber is a copolymer of lactide and trimethylene carbonate (completely absorbed after 3 years)
Filament	monofilament	monofilament	warp-knitted polymers
Base weight (g/m2)	16		n. a.
Before resorption	–	85
After resorption	–	28 (resorbable within 90–120 days)
Pore size (mm)	≥ 1.0		1 at the time of implantation1 × 2 at 4 months
Resorbable part	–	2
Non-resorbable part	–	4
Strength (mm)	0.2	0.5 (before resorption)0.2 (after resorption)	n. a.
Filament diameter	65 µm	0.15 mm	0.51 mm
Tensile strength (grab test)	37 N/cm–	67 N/cm (before resorption)41 N/cm (after resorption)	86.6 N/cm
Physiological elasticity at 16 N/cm	23 %	lengthwise: 14 %/crossways 50 % (before resorption)lengthwise: 25 %/crossways 69 % (after resorption)	7 %