Off-the-shelf 3D printed titanium cups in primary total hip arthroplasty

Table 1 Off-the-shelf 3D printed titanium cups that are commercially available

Cup	Manufacturer	Pore size (µm)	Porosity (%)	Design	Modularity	Notes	Available clinical studies
Fixa Ti-Por	Adler Ortho, Milan, Italy	700	70	Hemispherical	Yes		Yes
Agilis Ti-Por	Adler Ortho, Milan, Italy	700	70	Hemispherical	No, Delta ceramic	Large ceramic-on-ceramic heads	No
Polymax Ti-Por	Adler Ortho, Milan, Italy	700	70	Hemispherical	No, XLPE		Yes
Omnia Ti-Por	Adler Ortho, Milan, Italy	700	70	Hemispherical	Yes	Multihole, Ti augments	No
Delta TT	Lima Corporate, San Daniele, Italy	640	65	Hemispherical	Yes	Elastic modulus: 1.12 GPa	Yes
Delta One TT	Lima Corporate, San Daniele, Italy	640	65	Hemispherical	Yes	Multihole, Ti augments	Yes
Delta Revision TT	Lima Corporate, San Daniele, Italy	640	65	Hemispherical, triflanged	Yes	Commercially pure Ti, multihole, Ti augments	Yes
SQRUM TT	Kyocera, Kyoto, Japan	640	60	Hemispherical	Yes	Coefficient of friction: 1.09	Yes
Mpact 3D Metal	Medacta, Castel San Pietro, Switzerland	600-800	75	Hemispherical	Yes	Multihole, Ti augments	No
Trinity Plus	Corin, Cirencester, United Kingdom	300-900	50-90	Hemispherical	Yes	Even multihole	No
Ecofit Epore	Implatcast, Buxtehude, Germany	100-500	60	Hemispherical	Yes	Multihole	No
Redapt	Smith and Nephew, Menphis, United States	202-934	60-80	Hemispherical	Yes	Multihole	No
Trident II Tritanium	Stryker, Mahwah, United States	100-700	55-65	Hemispherical	Yes	Laser rapid melting technology	Yes
G7	Zimmer, Warsaw, United States	475	70	Hemispherical	Yes	Even multihole shells	Yes
3D ACT	ITI Medical Equipment, Changzhou City, China	600-800	80		Yes	Coefficient of friction: 1.08	Yes