Surgeons who piously insist that no foreign material should ever be used for hernia repair often select nonabsorbable monofilamented polypropylene as their preferred suture for many kinds of operations.

• 那些虔诚地坚持在疝修补时不要任何异物植入人体的医生却常常在许多手术缝合时选择使用聚丙烯缝线。