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Disruption of externally supported knitted Dacron graft three years after implantation—A case report  Takashi Ohta, MD, Ryohei Kato, MD, Hideki Kazui,

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Presentation on theme: "Disruption of externally supported knitted Dacron graft three years after implantation—A case report  Takashi Ohta, MD, Ryohei Kato, MD, Hideki Kazui,"— Presentation transcript:

1 Disruption of externally supported knitted Dacron graft three years after implantation—A case report 
Takashi Ohta, MD, Ryohei Kato, MD, Hideki Kazui, MD, Mitsutaka Kondo, MD, Minoru Hosaka, MD, Kenji Hida, MD, Hiromichi Tsuchioka, MD  Journal of Vascular Surgery  Volume 12, Issue 1, Pages (July 1990) DOI: / (90)90373-I Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

2 Fig. 1 No structural defect is demonstrated in the angiogram performed after the arterial reconstruction in 1985. Journal of Vascular Surgery  , 65-69DOI: ( / (90)90373-I) Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

3 Fig. 2 Plane roentgenogram shows that a supporting coil of EXS graft is broken into two pieces above the knee joint. Broken stumps are indicated by arrows. Journal of Vascular Surgery  , 65-69DOI: ( / (90)90373-I) Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

4 Fig. 3 Angiogram demonstrates extravasation of contrast material outside the graft and an aneurysm in the middle part of the graft. Journal of Vascular Surgery  , 65-69DOI: ( / (90)90373-I) Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

5 Fig. 4 Macroscopic findings of the broken stumps of the EXS graft, which seem to be drawn transversely along the coil. Journal of Vascular Surgery  , 65-69DOI: ( / (90)90373-I) Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

6 Fig. 5 A, Scanning electron micrograph of the contrary stump cut during the operation demonstrates regular fiber arrangement and no breakage (Original magnification × 100). L, luminal side. B, Scanning electron micrograph of the spontaneously broken stump demonstrates the breakage of the Dacron fibers (Original magnification × 100). L, luminal side. Journal of Vascular Surgery  , 65-69DOI: ( / (90)90373-I) Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

7 Fig. 6 A, Deformity of the supporting coil (arrows) is demonstrated in a patient with femoropopliteal bypass grafting (above knee) 4 years earlier. B, Breakage of the supporting coil (arrows) is demonstrated in another patient with femoropopliteal bypass grafting (below knee) 3 years earlier. Journal of Vascular Surgery  , 65-69DOI: ( / (90)90373-I) Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions


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