Cardiac electrode anchoring system
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Accused Products
Abstract
A cardiac electrode arrangement has one or several heart electrodes arranged on the exterior surface of a heart or attached to the heart from the outside and/or arranged with a pole in the cardiac tissue. The electrodes, which can be fixed in the operating position by an anchor, run to an implanted heart pacemaker. For positioning and affixing the anchor, a tool is used that is designed as a rod or stylet and acts on an attachment site of the anchor, whereby the anchor can be pushed into or through the myocardium. The anchor is, at the same time, attached to a tension element or thread, over which the electrode, which has an inner guide channel that accommodates the tension element or thread, can be moved in a fitted and controlled manner. In the operating position, the electrode can be connected to the tension element or thread located in the guide channel.
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Citations
65 Claims
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1. -17. (canceled).
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18. An apparatus for inserting an electrode into a myocardium of the heart, the apparatus comprising:
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an anchor for abutting ;
L surface of the heart, said anchor having an attachment area;
a tension element attached to the anchor; and
a tool detachably coupled to the attachment area for inserting the anchor through the myocardium to an operating position. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42)
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43. An apparatus for inserting an electrode into a myocardium of the heart, the apparatus comprising:
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an anchor adapted for abutting an exterior surface of the heart, said anchor having an attachment area;
a tension element attached to the anchor; and
a first heart pacemaker electrode defining an inner guide channel to accommodate the tension element and having a pole near a forward end adapted for stimulating the myocardium. - View Dependent Claims (44, 45, 46, 47, 48, 49)
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50. An apparatus for inserting an electrode into a myocardium of the heart, the apparatus comprising:
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a tension element;
an electrode defining an inner guide channel to accommodate the tension element and having a pole at an end for stimulating the myocardium; and
means for anchoring an end of the tension element within the myocardium.
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51. A method for inserting in electrode within a myocardium of a heart, the method comprising:
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inserting an anchor coupled to a tension element through the myocardium to an operating position adjacent an exterior surface of the myocardium;
providing an electrode defining an inner guide channel for accommodating the tension element and having a pole at an end for stimulating the myocardium;
advancing the electrode into the myocardium over the tension element; and
affixing the tension element to the electrode at a connection point to prevent movement of the electrode in a direction away from the anchor. - View Dependent Claims (52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65)
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Specification