Patent ID: 9149289
Filing Date: 2015-10-06
Classification: A61B

Abstract:
1. A medical retrieval device, comprising: a sheath defining a first lumen; a retrieval assembly configured to achieve a collapsed position of the retrieval assembly within the first lumen and an expanded position of the retrieval assembly outside the first lumen, the retrieval assembly connected to an elongate member positioned in the first lumen of the sheath; and a handle including a handle housing, a handle cannula, a slide member movable relative to the handle cannula, and a sleeve extending proximally of the handle housing, wherein the handle is connected to a proximal end of the sheath and a proximal end of the elongate member, wherein the handle cannula extends within the handle housing and defines a second lumen having the elongate member therein, at least a portion of the handle cannula extending within the first lumen of the sheath, the handle cannula having a distal portion that is more flexible than a proximal portion of the handle cannula, and wherein the handle cannula and the elongate member are disposed within the sleeve, and the sleeve, the handle cannula, and the elongate member are fixed to a proximal end of the handle housing, wherein the sleeve is directly fixed to a proximal end of the handle housing, wherein the handle cannula is longitudinally fixed relative to the elongate member, and wherein a portion of the sleeve is located radially within a portion of the slide member.