The Omniflow^® vascular prosthesis has extensive clinical experience.  Selected publications are presented with hypertext links that will open up the PubMed abstract in a new window.

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Experience with biosynthetic Prosthesis Omniflow II for Vascular Access.
E. Chemla (2011)
Presented at the 7th Congress of the Vascular Access Society (VAS), Istanbul, Turkey, 5-7 May 2011

Seven years of Prosthetic Arteriovenous Grafts for Hemodialysis. Our Experience with Omniflow II.
P. Frosini, E.Romano, L. Ercolini, E. Barbanti, A. Lenzi, F. Passuello, A. Molisso, G. Credi,  S. Michelagnoli. (2011)
Presented at the 7th Congress of the Vascular Access Society (VAS), Istanbul, Turkey, 5-7 May 2011

Rescue of Infected AV grafts for Hemodialysis Access: Does it work?
M. Morsy (2011)
Presented at the 7th Congress of the Vascular Access Society (VAS), Istanbul, Turkey, 5-7 May 2011

Early Results with a Biosynthetical Ovine Collagen Prosthesis (Omniflow II) in Femoropopliteal Position.
Neufang, C. Espinola-Klein, M. Doemland, B. Dorweiler, E. Weigang, S.Savvidis, C-F. Vahl.  (2010)
Presented at Vascular 2010: The Annual Scientific Meeting of the Australian and New Zealand Society for Vascular Surgery, Gold Coast, Australia, 2-5 October 2010

Performance of the Reinforced Ovine collagen Prosthesis “Omniflow II” towards Infection in Patients at Fontaine’s Stage IV.
P. Locati, A. Costantini, D. Dal Ry, A. Socrate, F. Borin, L. Pistritto, C. Piazzoni, G.De Angelis. (2010)
Presented at the 9th National Congress of the Societa Italiana di Chirurgia Vascolare Ed Endovascolare (SICVE), Siena, 26-29 September 2010

Comparative evaluation of haemodialysis grafts: 171 cases in 30 months in the experience of a single reference surgeon.
F. Lo Iacono (2010)
Presented at the 9th National Congress of the Societa Italiana di Chirurgia Vascolare Ed Endovascolare (SICVE), Siena, 26-29 September 2010

The Biosynthetic prosthesis in Ovine Collagen, Omniflow II, in the Treatment of Severe Critical Ischemia of the Lower Limb: Short- and Medium-term Results.
B. Perretti, A. Trani, A. Gasparre, F. Bonanno (2010)
Presented at the 9th National Congress of the Societa Italiana di Chirurgia Vascolare Ed Endovascolare (SICVE), Siena, 26-29 September 2010

Clinical results with the denaturated human umbilical vein (HUV) and the ovine collagen prosthesis (Omniflow®) as small caliber prosthetic vascular replacement [in German:  Klinische Ergebnisse mit der denaturierten humanen Umbilikalvene (HUV) und der ovinen Kollagenprothese (Omniflow®) als kleinkalibriger prothetischer Gefäßersatz]
A. Neufang and M. Doemland (2010)
Gefässchirurgie 2010 15:83-89

The development of biological vascular prostheses for vascular surgery. [in German: Die Entwicklung von biologischen Gefäßprothesen für die Gefäßchirurgie}
A. Neufang (2010)
Gefässchirurgie 2010 15:90-100

Biological grafts in infected patients.
A. Stellmes,  T.Wyss, J. Schmidli, M. Widmer (2010)
Best Practise in Vascular Access - European Vascular Course (EVC) textbook 2010 p169-177

The Use of Biosynthetic Omniflow-II Vascular Grafts on Aorto-ilio-femoral Bypass Procedures
T. Göncü, H. Vural, O. Tiryakioglu, G. Yümin, F. Toktas, S.Demirtas, Ö. Bozkurt, S. Yavuz, A. Ozyazicioglu (2010)
Presented at the 59th International Congress of European Society for Cardiovascular Surgery (ESCVS), Izmir, Turkey, 15-18 April 2010

Long-Term Favorable Results by Arteriovenous Graft with Omniflow II Prosthesis for Hemodialysis
R. Palumbo, P. Niscola, S. Calabria, S. Fierimonte, M. Bevilacqua, L. Scaramucci, B. Tolu, P. de Fabrititis, F. Bondanini.  (2009)
Nephron Clin Pract 2009;113:c76-c80

Bio-synthetic Graft Repair of Mycotic Aneurysm of the Common Femoral Artery
A. Chaudhry, R. Shetty, S. Crimmin, R. Singh-Ranger. (2009)
EJVES Extra (2009) 18, 1-2

A clinical application of the Omniflow II collagen-polymer vascular prosthesis in a polytetrafluoroethylene graft infection case
A. Ozelci (2009)
The Internet Journal of Thoracic and Cardiovascular Surgery 2009 : 13; 2

Femoropopliteal Vascular Reconstruction Below Knee when Greater Saphenous Vein is unavailable: ePTFE or Biosynthetic Prosthesis (Omniflow II)
G. Guardascione, A. Florio, O. Sassi, A. Pontarelli, C. De Rosa, E. Nitadorakis, V. Gallicchio, A. Matarazzo. (2009)
Presented at the 59th International Congress of European Society for Cardiovascular Surgery (ESCVS), Warsaw, Poland, 2009

Preliminary experience with denaturated ovine collagen vascular prosthesis (Omniflow II) in lower limb bypass surgery.
M. Doemland, A. Neufang, W. Schmiedt, C. Espinola-Klein, S. Maksan, E. Weigang, T.B. Andrási, S.Savvidis, B. Dorweiler, N. Vitolianos, C-F. Vahl  (2009)
Presented at the 38th Annual Meeting of the German Society for Thoracic and Cardiovascular Surgery, Stuttgart, 15-18 February 2009.

Omniflow II prosthesis used for haemodialysis access: short-term results [in Italian: Protesi Omniflow II utilizzata per accessi emodialitici: risultati a breve termine]
L. Ukovich, V. Pistan, F. Bianco, F. Pancrazio (2008)
Presented at the VII National Congress of the Italian Society for Vascular and Endovascular Surgery (SICVE), Padova, Italy, 23-26 November 2008.
Abstract published in Ital. J. Vasc. Endovasc. Surg. 15 (Suppl. 1): 91.

Biological and semibiological prostheses for haemodialysis vascular accesses: long-term results [in Italian: Protesi biologiche e semibiologiche per gli accessi vascolari emodialitici: resultati a distanza]
L. Berardinelli, C. Beretta, M. Raitieri, A. Giussani, A. Pasciucco (2008)
Presented at the 2nd National Congress of the Study Group for Vascular Access of the Italian Nephrological Society, Rome, Italy, 16-18 November 2008.

Use of Omniflow II biosynthetic prostheses for haemodialysis [in Italian: Utilizzo delle protesi biosintetiche Omniflow II per emodialisi]
M. Morosetti, G. Pisani, D. Frattarelli, S. Dominijanni, S. Cipriani, F. Bruno, L. Fortunato, I.M. Predazzi (2008)
Presented at the 2nd National Congress of the Study Group for Vascular Access of the Italian Nephrological Society, Rome, Italy, 16-18 November 2008.

Results of femoro distal by-passes with biosynthetics prosthesis (Omniflow II) in patients with critical chronic ischemia of inferior limbs (CLI).
E. Nitadorakis, O. Sassi, E. Cappello, C. De Rosa, A. Pontarelli, G. Guardascione, A. Matarazzo (2008)
Presented at the World Congress of the International Union of Angiology in Athens, Greece, 21-25 June 2008.

Clinical Use of Prosthetic FAV Omniflow II With Deep Venous Circle as Alternative to the “Long Term” Catheter in Haemodialytic Patient.
R. Palumbo, G. Ciano, P.A. Lombardo, G. Arabia, V. Baglio, L. Muzzi, A. Paone (2008)
J. Vasc. Access 9 (Suppl. 1): S11. Presented at the 11th Vascular Access Society of the Americas (VASA) symposium, Orlando, USA, 7-9 May 2008.

Better Patency, Lower Rate of Infection and of Steal Syndrome in HD-Vascular Access Grafts Made Using Biological/Semi-Biological Materials.
L. Berardinelli, C. Baretta, M. Raitieri (2008)
J. Vasc. Access 9 (Suppl. 1): S19. Presented at the 11th Vascular Access Society of the Americas (VASA) symposium, Orlando, USA, FL 7-9 May 2008.

Results of distal femoral bypasses with biosynthetic (Omniflow II) prostheses in patients with chronic critical ischemia in the lower limbs [in Italian: Risultati dei bypass femoro distali con protesi biosintetiche (Omniflow II) nei pazienti con ischemia cronica critica degli arti inferiori (ICCAI)]
V. Di Donna, O. Sassi, V. Rosati Tarulli, C. De Rosa, A. Pontarelli, A. Trani, A.E. Puca, A. Matarazzo (2007).
Presented at the 30th Anniversary of Vascular Surgery Services at the 2nd Athenaeum of Naples, Naples Italy, 18 May, 2007.

The endless history of vascular access: a surgeon’s perspective
L. Berardinelli (2006)
Journal of Vascular Access 2006; 7: 103-111

Evaluation of Omniflow II Biosynthetic Prosthesis for Vascular Access in Hemodialysis Patient: Midterm Results
R. Palumbo, S. Calabria, F. Bondanini, M. Galliani, E. Vitaliano, S. Chicca, S. Fierimonte, A. Gorini, G. Ciano, R. Lavini, G. C. Cocciolillo, A. Fusco, A. Paone (2006)
Abstract presented at the Renal Week of the Am. Soc. Nephrol., San Diego 14-19/11/2006.

Grafts and Graft Materials as Vascular Substitutes for Haemodialysis Access Construction
L. Berardinelli (2006)
Eur. J. Vasc. Endovasc. Surg. 32:203-11

Early Result of Arteriovenous Biosintetic Omniflow II Graft with Deep Forearm Veins in Hemodialysis Patients.
R. Palumbo, S. Calabria, M. Galliani, M. Colonnello, E. Vitaliano, S. Fierimonte, S. Chicca, A. Gorini, F. Lorenzi, A. Pecere, A. Paone (2005)
J. Am. Soc. Nephrol. 16: 847A

Arteriovenous Fistulas: Different Types and Surgical Techniques
L. Berardinelli (2004)
Contrib. Nephrol. 142:47–72

An Underestimated Resource for Difficult Patients – The Lower Limb A-V Fistulas
L. Berardinelli, C. Beretta, M. Carini
3rd International Congress of the Vascular Access Society (VAS), 21-23 May, 2003, Lisbon, Portugal. Blood Purif. 21:444.

Indications for above- and below-knee femoropopliteal bypass: experience from 843 cases [in Italian: Indicazioni al bypass femoropopliteo sovra e sottogenicolare: esperienza in 843 casi]
L. Dordoni, D. Astore, R. Castellano, B. Catenaccio, C. Lucci, R. Chiesa (2002)
In Arteriopatie obliteranti femoro-poplitee, proceedings from the congress “Domenico Bertini Prize”, Florence 3-4 June, 2002, pp 29-34. Edizioni Minerva Medica, Torino.

Initial Experience with biosynthetic Omniflow II prostheses [in Czech: První klinické zkušenosti s biologicko-textilními protézami Omniflow II]
M Jiřiček, R Fučik, J Meduna (2002)
Rozhl. Chir. 81(3):148-149

Biological Graft as Vascular Access for Hemodialysis
M. Morosetti (2002)
Presented at the 4th Basic Multidisciplinary Hemodialysis Access Course, Rome, Italy 8-9 November 2001, and published in Blood Purif, Vol. 20, 2002

Retrospective evaluation of the patency of upper-arm bypass prostheses (brachio-axillary and brachio-subclavian) of the types Omniflow II (OF) and Gore-Tex thin-wall, 6 mm, ring-supported (GR) [in German: Retrospektive Untersuchung der Funktionsdauer von Oberarm-Shuntprothesen (brachio-axillär und brachio-subclavial) der Typen Omniflow II (OF) und Goretex Dünnwand, 6mm, ringverstärkt (GR)]
Th. Allmayer, W. Amann, K. Tiesenhausen, J. Fruhwirth, G. Schramayer, G. Koch (2001)
42^nd Austrian Surgery Congress, 14-16 June, 2001, Graz.
Acta Chirurgica Austriaca – European Surgery 33:175.

Graft aneurysms after biosynthetic vascular replacement [in German: Transplantataneurysmen nach biosyntetishem Gefäßersatz]
W. Amann, K. Tiesenhausen, J. Fruhwirth, M. Thalhammer, Th. Allmayer, M. Tomka, G. Koch (2000)
Z. Herz- Thorax- Gefäßchir. 14:113-116

Ovine Collagen Prostheses in Lower Limb Revascularization – 10 Years Experience in 318 Cases
W. Amann, G. Koch, K. Tiesenhausen, Th. Allmayer, M. Tomka, M. Thalhammer (1999)
Cardiovasc. Surg. Sep 1999:51

Analysis of 274 Omniflow Vascular Prostheses Implanted Over an Eight Year Period
G. Koch, S. Gutschi, O. Pascher, H. Fruhwirth, H. Glanzer (1997)
Aust. N.Z. J. Surg 67:637-639

Early Results of a Reinforced Biosynthetic Ovine Collagen Vascular Prosthesis for Small Arterial Reconstruction
H. Yoshida, T. Sasajima, K. Goh, N. Otani, Y. Kubo (1996)
Surg. Today [Jpn. J. Surg.] 26:262-266

The Clinical Trial of a Vascular Prosthesis for Lower Leg Ischemia [in Japanese]
N. Nakajima, N. Hayashida, Y. Kubo, T. Sasajima, T. Katsumura, H. Masaki, K. Esato, N. Zempo (1996)
Jpn. J. Vasc. Surg. 5:801-807

Long-term Function of Vascular Access for Hemodialysis
M.A. Enzler, T. Rajmon, M. Lachat, F. Largiadèr (1996)
Clin. Transplant. 10:511-515

Clinical Use of Omniflow Vascular Graft as Arteriovenous Bridging Graft for Hemodialysis
S.-S. Wang, S.-H. Chu (1996)
Artif. Organs 20(12):1278-1281

Arterial femoropopliteal reconstruction: Vein, ePTFE or ovine collagen prosthesis [in German: Zur Problematik des femoropoplitealen Gefäßersatzes: Vene, ePTFE oder ovines Kollagen]
G. Koch, S. Gutschi, O. Pascher, J. Fruhwirth, H. Hauser (1996)
Zentralbl. Chir. 121:761-767

Changes in angiographic features and the ankle/brachial pressure index of femorodistal arterial bypass grafts during knee flexion
N Akiyama, A Furutani, T Kuga, K Fujioka, N Zempo, K Esato (1996)
Surg. Today 26(2):115-8

Routine ultrasound surveillance after carotid endarterectomy
C. Pratesi, R. Pulli, E. Ferlaino, S. Michelagnoli, R. Bernacchi, F. Borgioloi, G. Nuzzaci (1996)
J. Cardiovasc. Surg. (Torino) 37:7-12

Biological Grafts as Arterial Substitute in the Infragenicular Level: A Prospective Evaluation
P.G. Bull, M. Hold, G.W. Hagmueller, W. Wandschneider (1994)
Int. J. Angiol. 3:77-85

Early and Late Results of Biosynthetic Ovine Carotid Angioplasty
C. Pratesi., R. Pulli, S. Michelagnoli (1993)
Int. Angiol. 12(1):47-53

Thrombolysis Combined with Angioplasty for Failed Femorodistal Arterial Grafts
P.G. Bull, E. Guttierez, H. Mendel, A. Schlegl, C. Dellinger (1993)
Acta chir. belg. 93:276-283

An Experimental and Clinical Study of the Reinforced Biosynthetic Ovine Collagen Vascular Prostheses (Omniflow^®) for Small Vessel Reconstruction
H. Yoshida, T. Sasajima, M. Inaba, N. Morimoto, N. Otani, Y. Kubo (1992)
Jpn. J. Artif. Organs 21(3):1231-1235

Long-term results of 605 consecutive infragenual vascular reconstructions [in German]
W. Wandschneider, M. Hold (1992)
Vasa Suppl. 37:57-9

Biosynthetic Patch in Carotid Angioplasty
C. Pratesi., R. Pulli., S. Michelagnoli, A.A. Innocenti, A. Sabato, D. Bertini (1992)
Vasc. Surg. 26(1):1-7

Clinical Comparison of Biological Prostheses for Femoropopliteal and Tibioperoneal Artery Reconstruction: Ovine Collagen Biograft vs Human Umbilical Vein
P.G. Bull, G.W. Hagmueller, M. Hold, W. Wandschneider (1991)
In Modern Vascular Surgery Vol 4: 269-278. Ed. J.B. Chang. PMA Publishing Corp., California

Omniflow ovine collagen grafts in lower limbs revascularization
Sarcina, P. Bavera, R. Bellosta (1991)
In Progress in Angiology 1991, pp199-202. Selected Scientific Communications of the 7^th European Congress of the International Union of Angiology, Rhodes, 26-31 May 1991. Edizioni Minerva Medica, Torino, 1992

The femoropopliteal revascularization with a biological graft
S. Matticari, G. Covucci, E. Chiti, G. Credi, R. Landini, I. Fusco, G.C. Mascherini, C. Pratesi (1990)
In Second World Week of Professional Updating in Surgery and in Surgical and Oncological Disciplines, Univ. Milan, 15-21 July 1990, pp. VII: 233-235. Monduzzi Editore S.p.A., Bologna (Italy)

Peculiar complications and differentiated surgical treatment using various prosthetic materials. Experience with 708 graft fistulas for hemodialysis
L. Berardinelli, M. Raiteri, R. Canal, G. Tonello, R. Dallatana, A. Vegeto (1990)
In Progress in Access Surgery, pp. 29-34. Proceedings of the 2^nd International Congress on Access Surgery, Maastricht (Netherlands), 14-17 November 1990. Eds J.H.M. Tordoir, P.J.E.H.M. Kitslaar, G. Kootstra

Experiences with ovine collagen vascular grafts in limb salvage [in German: Erfahrungen mit Gefäßersatz aus Schafskollagen im femoro-poplitealen Bereich beim amputationsbedrohten Bein]
G. Koch (1990)
Angio 12(3):91-95

Dacron Collagen Grafts in the Above and Below-Knee Situation: Results 1 to 51 Months After Implantation
G. Koch, S. Gutschi (1990)
Abstract presented at the 39^th Congress of the European Society for Cardiovascular Surgery, Budapest, 9-12 September, 1990

Omniflow: A New Vascular Prosthesis for Haemodialysis Access [in German: Omniflow: eine neue Gefässprothese für Hämodialysezugänge]
M. Genoni, M. Decurtins, U. Metzger, F. Largiadèr (1990)
Helv. Chir. Acta 57:209-212

Long term results of peripheral reconstruction with an ovine collagen prosthesis
D. Raithel, T. Noppeney, P. Kasprzak (1989)
J. Cardiovasc. Surg. 30:91-92

The Omniflow Collagen Graft. A New Biological Prosthesis
D. Raithel (1989)
In Il Congresso Internazionale sulle Protesi Vascolari, Milan 5-8 July, 1989, pp. 357-364. Monduzzi Editore S.p.A., Bologna (Italy)

The Biosynthetic Omniflow Prosthesis: Initial Experience [in Italian: La Protesi Biosintetica Omniflow: Esperienza Iniziale] G. Battisti, G. Stio, M. Marigliani. (1989)
Ann. Ital. Chir., 60(5):431-433

Early results with the Omniflow vascular graft
D. Raithel, T. Noppeney, P. Kasprzak (1985)
International Congress of Angiology, 9-14 June 1985, Athens

Patency Rates of Minute Vascular Replacements: Glutaraldehyde Modified Mandril-Grown Conduit B. Christie, V. Ketharanathan, L. Perloff (1980)
J. Surg. Res. 28:519-532