Fig. 2. Different stent constructions. (A) Classic bare braided stent. (B) Silicone dipped stent: the wires are stuck together by the silicone covering. (C) Knitted stent, note the lack of straightening forces. (D) Stent covered by an expanded Poly-Tetra-Fluoro-Ethylene membrane, not fixing the wires against each other.

Int J Gastrointest Interv 2020;9:99~105 https://doi.org/10.18528/ijgii200005

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