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Two Types of Venous Disease 

Inferior vena cava syndrome, or IVCS, refers to a sequence of signs and  symptoms related to obstruction or compression of the inferior vena cava (IVC), a large vein that carries blood from the lower and middle part of the body back to the heart.1

Iliofemoral venous obstruction is a partial or complete blockage of the iliac and femoral veins (In the pelvis and thigh). This type of obstruction sometimes extends from the common femoral vein (CFV) in the thigh up through the inferior vena cava.

Image
Anatomy image labeling the abdominal aorta, iliac vein, iliac artery and inferior vena cava.

Venous Disease Signs and Symptoms

Venous disease affects about one in three adults.3 There are many types of venous diseases, as well as many signs and symptoms. These signs and symptoms can include3,4:

  • Leg swelling
  • Leg pain
  • Leg skin changes
  • Leg ulcers

If you notice any of these symptoms please contact your doctor, who may refer you to a vascular specialist for a complete diagnosis.

Current Venous Disease Treatments 

For those with venous disease, a physician and/or surgeon may recommend one or more common treatment options, including but not limited to3:

  • Compression stockings
  • Anticoagulation (Blood-thinning medications to prevent blood clots)
  • Thrombolytics (Medications to dissolve a blood clot)
  • Thrombectomy (Surgery to remove a blood clot or clots)
  • Angioplasty (a procedure that inflates a balloon to open up the vein) plus stent placement
    • Stent placement is a procedure that places a tubular support inside a blood vessel to aid healing or relieve an obstruction
  • Venous stenting (Placing a stent inside the vein)

Potentially Helpful Lifestyle Modifications

Healthcare providers may also recommend lifestyle modifications instead of or as complement to other treatments, such as3:

  • Elevating the legs
  • Exercise improvements

Talk to your doctor about appropriate treatment options. 

/Clinical Studies

The Investigational GORE® VIAFORT Vascular Stent IVC Study 

For treatment of symptomatic IVC obstruction with or without combined iliofemoral venous obstruction, a clinical study will evaluate the performance, safety and efficacy of using the investigational GORE® VIAFORT Vascular Stent.

The Investigational GORE® VIAFORT Vascular Stent Iliofemoral Venous Study 

For treatment of symptomatic iliofemoral venous obstruction, a clinical study will evaluate the performance, safety and efficacy of using the investigational GORE® VIAFORT Vascular Stent. 

/Clinical Study Enrollment Locations

Please click below to expand enrollment locations and site information

California

Leland Stanford Junior University 
300 Pasteur Drive 
Stanford, CA 94305 
Principal Investigator: Alex Vezeridis, M.D. 
 

Connecticut

Yale University 
300 Cedar Street 
New Haven, CT 06519 
Principal Investigator: Cassius Chaar, M.D. 
 

District of Columbia (D.C.)

MedStar Washington Hospital Center 
110 Irving Street Northwest 
Washington, DC 20010 
Principal Investigator: Steven Abramowitz, M.D. 
 

Illinois

Northwestern University 
676 N St. Clair Street, Suite 1400 
Chicago, IL 60611 
Principal Investigator: Kush Desai, M.D. 
 

Michigan

University of Michigan 
Frankel Cardiovascular Center 
1425 E Ann St 
Ann Arbor, MI 48109 
Principal Investigator: Minhaj Khaja, M.D. 
 

New York

Mount Sinai Health System 
1 Gustave L. Levy Place 
New York, NY 10029 
Principal Investigator: Robert Lookstein, M.D.

 

Weill Cornell Medical College 
525 E68th Street 
New York, NY 10065 
Principal Investigator: Ronald Winokur, M.D. 
 

North Carolina

Atrium Health-Sanger Heart and Vascular Institute 
1237 Harding Place, KMOB I, Suite 5100 
Charlotte, NC 28204 
Principal Investigator: Erin Murphy, M.D. 
 

Ohio

Cleveland Clinic 
9500 Euclid Ave 
Cleveland, OH 44195 
Principal Investigator: Jon Quatromoni, M.D.

 

OhioHealth Research and Innovation Institute 
3705 Olentangy River Road, Suite 100 
Columbus, OH 43214 
Principal Investigator: Mitch Silver, M.D. 
 

Virginia

Sentara Norfolk General Hospital 
600 Gresham Dr 
Norfolk, VA 23507 
Principal Investigator: David Dexter, M.D. 
 

Washington

Lake Washington Vascular Surgeons PLLC 
1135 116th Ave NE Suite 305 
Bellevue, WA 98004 
Principal Investigator: Kathleen Gibson, M.D. 

California

Leland Stanford Junior University 
300 Pasteur Drive 
Stanford, CA 94305 
Principal Investigator: Andrew Kesselman, M.D. 
 

Connecticut

Vascular Care Group 
330 Boston Post Rd, Suite 240 
Darien, CT 06820 
Principal Investigator: Paul Gagne, M.D.

 

Yale University 
300 Cedar Street 
New Haven, CT 06519 
Principal Investigator: Cassius Chaar, M.D. 
 

District of Columbia (D.C.)

MedStar Washington Hospital Center 
110 Irving Street Northwest 
Washington, DC 20010 
Principal Investigator: Steven Abramowitz, M.D. 
 

Illinois

Northwestern University 
676 N St. Clair Street, Suite 1400 
Chicago, IL 60611 
Principal Investigator: Kush Desai, M.D. 
 

Massachusetts  

Massachusetts General Hospital  
55 Fruit Street 
Boston, MA 02114 
Principal Investigator: Julianne Stoughton, M.D.


Michigan

University of Michigan 
Frankel Cardiovascular Center 
1425 E Ann St 
Ann Arbor, MI 48109 
Principal Investigator: William Sherk, M.D. 
 

New Jersey

Englewood Health 
350 Engle St 
Englewood, NJ 07631 
Principal Investigator: Steven Elias, M.D.

 

Holy Name Medical Center 
718 Teaneck Road 
Teaneck, NJ 07666 
Principal Investigator: John Rundback, M.D.


New York

Mount Sinai Health System 
1 Gustave L. Levy Place 
New York, NY 10029 
Principal Investigator: Windsor Ting, M.D.

 

St Peters Health Partners  
315 S. Manning Blvd. 
Albany, NY 12208 
Principal Investigator: Kathleen Ozsvath, M.D.

 

Stony Brook University Medical Center  
101 Nicolls Road 
Stony Brook, NY 11794 
Principal Investigator: Angela Kokkosis, M.D.   
 

North Carolina

Atrium Health-Sanger Heart and Vascular Institute 
1237 Harding Place, KMOB I, Suite 5100 
Charlotte, NC 28204 
Principal Investigator: Erin Murphy, M.D.

 

Division of Vascular Surgery at UNC Chapel Hill  
3024 Burnett Womack CB7212 
Chapel Hill, NC 27599 
Principal Investigator: Katharine McGinigle, M.D. 
 

Ohio

Cleveland Clinic 
9500 Euclid Ave 
Cleveland, OH 44195 
Principal Investigator: Jon Quatromoni, M.D.

 

TriHealth - Good Samaritan Hospital  
375 Dixmyth Ave 
Cincinnati, OH 45220 
Principal Investigator: Patrick Muck, M.D.

 

University Hospitals Cleveland Medical Center 
11100 Euclid Avenue 
Cleveland, OH 44106 
Principal Investigator: Karem Harth, M.D. 
 

Pennsylvania

University of Pittsburg Medical Center (UPMC)  
200 Lothrop Street 
Pittsburgh, PA 14213 
Principal Investigator: Rabih Chaer, M.D. 
 

Virginia

Sentara Norfolk General Hospital 
600 Gresham Dr 
Norfolk, VA 23507 
Principal Investigator: David Dexter, M.D. 
 

Washington

Lake Washington Vascular Surgeons PLLC 
1135 116th Ave NE Suite 305 
Bellevue, WA 98004 
Principal Investigator: Kathleen Gibson, M.D.


Wisconsin

Medical College of Wisconsin Milwaukee  
9200 W Wisconsin Ave 
Milwaukee, WI 53226 
Principal Investigator: Parag Patel, M.D.

Australia


Adelaide

Flinders Medical Center 
Department of Vascular and Endovascular Surgery 
Flinders Drive 
Bedford Park, SA 5042S 
Australia 
Principal Investigator: Phil Puckridge, M.D.

 

Perth

Sir Charles Gairdner Hospital 
Department of Radiology-Intervention 
Hospital Ave 
Nedlands, WA 6009 
Australia 
Principal Investigator: Shaun Samuelson, M.D.

 

Royal Perth Hospital 
Wellington Street 
Perth, WA 6000 
Australia 
Principal Investigator: Patrice Mwipatayi, M.D.

 

England


Cambridge

Box 212, Department of Vascular Surgery 
Addenbrooke’s Hospital 
Hills Road 
Cambridge  
CB2 0QQ 
UK 
Principal Investigator: Manj Gohel, M.D.

 

London

Guy’s and St Thomas’ NHS Foundation Trust 
Academic Department of Surgery 
St Thomas’ Hospital  
Westminster Bridge Road  
London, SE1 7EH  
UK 
Principal Investigator: Stephen Black, M.D.

 

Oxford

John Radcliffe - Oxford University Hospitals NHS Foundation Trust 
Headley Way, Headington 
Oxford 
OX3 9DU 
UK 
Principal Investigator: Emma Watson, M.D.

 

Germany


Aachen

University of Aachen 
Pauwelsstr.30   
52074 Aachen  
Germany 
Principal Investigator: Houman Jalaie, M.D.

 

Arnsberg

Klinikum Hochsauerland GmbH, Klinik für Angiologie 
Stolte Ley 5 
Arnsberg 59759 
Germany 
Principal Investigator: Michael Lichtenberg, M.D.

 

Ireland


Connaught

University College Hospital GALWAY / Clinical Research Facility Galway  
Newcastle Road 
Connaught 
H91 YR71 
Ireland 
Principal Investigator: Gerry O’Sullivan, M.D.

 

Italy


Milan

H San Raffaele 
IRCCS Ospedale San Raffaele  
Via Olgettina 60  
Milan 20132  
Italy 
Principal Investigator: Domenico Baccellieri, M.D.

 

Modena

Dept. of Vascular Surgery - International Center of Deep Venous Surgery 
Hesperia Hospital 
Via Arquà 80/A 
Postal Code 41125 
Modena, Italy 
Principal Investigator:  Marzia Lugli, M.D.

 

New Zealand


Auckland

Auckland City Hospital 
2 Park Road Grafton 
1023 Auckland 
New Zealand 
Principal Investigator: Andrew Holden, M.D. 

The GORE® VIAFORT Vascular Stent Iliofemoral Venous Study

The GORE® VIAFORT Vascular Stent IVC Study

Learn More About Gore Medical Innovation

/CAUTION

Investigational device

Limited by Federal (or United States) law to investigational use.

1. Lawrensia S, Khan YS. Inferior Vena Cava Syndrome. In: StatPearls. Treasure Island (FL): StatPearls Publishing; May 20, 2023.

2. The Critical Need for an Iliofemoral Venous Obstruction Classification System. Endovascular Today website. Updated July 2017.

3. Chronic Venous Disease. American Venous Forum website. Updated February 14, 2022. https://www.venousforum.org/patients/what-is-vein-disease/what-is-chronic-venous-disease/

4. Venous Disease. Cleveland Clinic website. Updated February 3, 2023. https://my.clevelandclinic.org/health/diseases/16754-venous-disease

For further information, please refer to the Evaluation of the GORE® VIAFORT Vascular Stent for Treatment of Symptomatic Inferior Vena Cava Obstruction with or without Combined Iliofemoral Obstruction (VNS-21-05) Clinical Study Protocol and Evaluation of the GORE® VIAFORT Vascular Stent for Treatment of Symptomatic Iliofemoral Venous Obstruction (VNS-21-07) Clinical Study Protocol.

There are risks associated with any surgical procedure. Please talk with your doctor about any risks related to these studies. RXOnly

CAUTION — Investigational device. Limited by Federal (or United States) law to investigational use.
Products listed may not be available in all markets

GORE, Together, improving life, VIAFORT and designs are trademarks of W. L. Gore & Associates. 
© 2023 W. L. Gore & Associates, Inc. 

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