DIAG IM3 - Page 324

I Suture | 14 KRUUSE Pharmacopoeia American and European Pharmacopoeia The European Pharmacopoeia (EP) uses the metric system for classifying suture size, whereas the American Pharmacopoeia classifies sutures in USP. In the chart below you will find both USP and EP as well as the suture diameter range in mm. European Pharmacopoeia EP Suture diameter American Pharmacopoeia USP Absorbable and non-absorbable sutures Absorbable and non-absorbable sutures mm range Catgut USP size EP/metric size mm USP size 8-0 0.4 0.04-0.049 7-0 0.5 0.05-0.069 6-0 0.7 0.07-0.099 5-0 1 0.1-0.149 4-0 1.5 0.15-0.199 5-0 3-0 2 0.2-0.249 4-0 2-0 3 0.25-0.349 3-0 0 3.5 0.35-0.399 2-0 1 4 0.4-0.499 0 2 5 0.5-0.599 1 3+4 6 0.6-0.699 2 5 7 0.7-0.799 3 6 8 0.8-0.899 4 I 7 9 0.9-0.999 5 8 10 1.0-1.099 6 13 ยท 324 American Pharmacopoeia USP Suture Please note that Catgut and Chromic Catgut have different USPs than the rest of the sutures. These follow the international standards in Catgut sutures. www.kruuse.com