Table 1.

Devices used for PRP preparation (Gentile et al. 2010, 2017, 2020; Alves and Grimalt 2018)

S. No	Device	Company	Blood Collected	Anti-coagulant	Platelet Activator	Description
1	Angel®	Arthrex, Inc. Corporate Naples, Florida, USA	Syringe 40–180 mL	Acid citrate dextrose	10% (v/v) calcium gluconate	It is a closed technique, using software and programmed centrifugation to isolate PRP with a wide range of platelet concentrations from 3 to 18X compared to naïve plasma
2	Cascade® or Selphyl®	Musculoskeletal Transplant Foundation, Edison, New Jersey, USA	Tube 9 mL	Sodium citrate	CaCl2	Pellet of activated PRP is prepared after centrifuging 18 ml of blood (9 ml in each tube) at 1100 g for 10 min
4	C-Punt®	Biomed Device, Modena MO, Italy	Syringe 60 mL	Sodium citrate	CaCl2	A volume of 9 ml of PRP was harvested after centrifugation at 1200 rpm for 10 min
5	i-Stem® Preparation System	i-Stem, Biostems, Co., LTD., Seoul, Korea	Tube 20 mL	Sodium citrate	CaCl2	After first centrifuging at 3000 rpm for 6 min, 1 ml of PPP and 2 ml of RBCs are removed. Suspension is again centrifuged at 3000 rpm for 3 min to obtain 15 ml of A-PRP
6	MAG-18®	DTS MG Co., Ltd., Seoul, Korea	Tube 19 mL	Sodium citrate	CaCl2	The sample is collected and centrifuged twice, firstly at 3000 rpm for 6 min and secondly at 3400 rpm for 2 min to harvest 1.5 mL of PRP
8	Regenlab®	EnBudron b2, 1052 Le Mont-sur-Lausanne, Swiss	40 mL	Sodium citrate	Thrombin	Blood is collected in five ATS (autologous thrombin serum) Regen tubes (8 mL each). All tubes are centrifuged at 1500 g for 15 min at room temperature using the universal centrifuge (Regen Lab PRP-Centrig)
9	PRGF Endoret®	Biotechnology Institute (BTI)	Tube 9 mL	sodium citrate	CaCl2	Sample is centrifuged at 270 g for 7 min