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US 9,433,801 B2Granted
Pacemakers and pacemaker leads
AssigneesTsinghua University, Hon Hai Precision Industry Co., Ltd.
InventorsLi Qian, Chen Feng, Wen-Mei Zhao, Li Fan, Yu-Quan Wang, Liang Liu
Life of this patent
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Abstract
A pacemaker is provided. The pacemaker includes a pulse generator and an electrode line connecting with the pulse generator. The electrode line includes at least one conductor. The at least one conductor includes at least one carbon nanotube wire having a plurality of radioactive particles therein.
Claims15
An electrode line comprising:
- at least one lead comprising a first conductor, the first conductor comprising at least one twisted carbon nanotube wire having a plurality of radioactive particles therein;
- wherein the at least one twisted carbon nanotube wire comprises a plurality of carbon nanotubes joined end to end by van der Waals force, and the plurality of carbon nanotubes are helically oriented around an axis of the at least one twisted carbon nanotube wire, the plurality of radioactive particles are filled in interspaces defined between the plurality of carbon nanotubes of the twisted carbon nanotube wire.
A pacemaker, comprising:
- a pulse generator;
- and
- an electrode line connecting with the pulse generator, the electrode line comprising at least one conductor;
- wherein the at least one conductor comprises at least one carbon nanotube wire and a plurality of radioactive particles located in the at least one carbon nanotube wire, the at least one carbon nanotube wire comprises a plurality of carbon nanotubes, each of the plurality of carbon nanotubes defines an inner space, interspaces are defined by adjacent carbon nanotubes, and the plurality of radioactive particles is distributed in the interspaces of the carbon nanotube wire.
1 more element
An electrode line having at least one lead, the at least one lead comprising:
- a first conductor comprising at least one first carbon nanotube wire having a plurality of radioactive particles therein, the plurality of radioactive particles are filled in interspaces defined between adjacent carbon nanotubes of the first carbon nanotube wire;
- a second conductor comprising at least one second carbon nanotube wire;
- a first insulation layer located between the first conductor and the second conductor and insulating the first conductor from the second conductor;
- a sheath, and the first conductor, the second conductor, and the first insulation layer being located in the sheath;
- and
- an electrode located on an outer surface of sheath and electrically connected to the second conductor, and the electrode being capable of sensing a signal from a tissue and conducting the signal to the second conductor.
3 more elements
Dependencies are inferred from the claim text.