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Single radio-transparent connector for multi-functional reference patch

  • US 9,375,179 B2
  • Filed: 12/23/2010
  • Issued: 06/28/2016
  • Est. Priority Date: 12/23/2010
  • Status: Active Grant
First Claim
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1. A patch and sensor assembly for use in a device mapping system for mapping a location of a device within a body of a patient, the patch and sensor assembly being radio-transparent and comprising a reusable portion and a disposable portion,the reusable portion comprising:

  • a magnetic-based biosensor for providing location information of the device within the body to the device mapping system;

    a housing adapted to house the biosensor, having a top portion and a bottom portion; and

    a first electrical lead for communicating an electrical signal from the biosensor to the device mapping system;

    the disposable portion comprising;

    an adhesive hydrogel layer for adhering the disposable portion to the body of the patient;

    an electrode layer disposed on the adhesive hydrogel layer;

    a sensor engagement element on the adhesive layer and having a U-shaped slot adapted to detachably receive at least a portion of the housing of the reusable portion,wherein, the reusable portion includes a second electrical lead adapted to receive an electrical signal from the electrode layer when the at least a portion of the housing of the reusable portion is releasably engaged with the sensor engagement element, and the first and the second electrical leads both extend through a single cable member from the housing to the device mapping system, the reusable portion further comprising an active current location (ACL) contact member electrically coupled to the second electrical lead, the ACL contact member being on a surface of the reusable portion configured to face away from the patient.

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