Bechara CF (2014) Comparing short and midterm infrainguinal bypass patency rates between two ePTFE prosthetic grafts: Spiral laminar flow and Propaten. Vascular Disease Management 11: E54–8

Cetingok U (2011) Mid-term results of Spiral Flow AV and PV Grafts. Poster presented at the 15th Turkish Vascular Society Congress, October 2011, Corum, Turkey

Department of Health (2013) Payment by results 2013–2014, payments by result (PbR) in the NHS [accessed 09 March 2015]

HSCIC (Health and Social Care Information Centre) (2015) Hospital Episode Statistics, Admitted Patient Care, England – 2013–14 : Procedures and Interventions. [accessed 09 March 2015]

Kroger K, Stang A, Kondratieva J et al. (2006). Prevalence of peripheral arterial disease – results of the Heinz Nixdorf Recall Study. European Journal of Epidemiology 21:279–85

Marusiak J, Shihata D, Zajic J et al (2014) Spiral flow and its influence on atherosclerotic changes in healthy arteries and in grafts. Our experience. A multicentre retrospective study. Presented at the 39th Angiological Days, February 2014, Prague, Czech Republic

National Institute for Health and Clinical Excellence (2011) Cilostazol, naftidrofuryl oxalate, pentoxifylline and inositol nicotinate for the treatment of intermittent claudication in people with peripheral arterial disease. NICE technology appraisal guidance 223

National Institute for Health and Clinical Excellence (2012) Lower limb peripheral arterial disease. Costing report. NICE guideline (CG147)

National Institute for Health and Clinical Excellence (2012) Percutaneous laser atherectomy as an adjunct to balloon angioplasty (with or without stenting) for peripheral arterial disease. NICE interventional procedure guidance (IPG433)

National Institute for Health and Care Excellence (2014) Peripheral arterial disease. NICE quality standard (QS52)

NHS Choices (2014) Peripheral arterial disease (PAD) [accessed 05 March 2015)

Paul MC, Larman A (2009) Investigation of spiral blood flow in a model of arterial stenosis. Medical Engineering & Physics 31: 1195–203

Shaper N (2014) Spiral flow prosthetic grafts in lower extremity bypasses: 1 year results and beyond. Presented at the 41st Annual Veith Symposium, New York

Stonebridge PA, Vermassen F, Dick J et al. (2012) Spiral laminar flow prosthetic bypass graft: medium-term results from a first-in-man structured registry study. Annals of Vascular Surgery 26: 1093–9.

Vermassen F (2010). Surgical treatment of iliac and lower extremity arterial disease. In: Haase J, Schafers H-J, Sievert H et al., editors. Cardiovascular Interventions in Clinical Practice. Oxford: John Wiley & Sons, p 702.