Abstract: An oximetry sensor assembly connector, and a method for making the same, is provided that includes a flexible circuit and a stiffener panel. The flexible circuit has a plurality of layers including at least one electrical trace layer and at least one electromagnetic interference (EMI) shield layer. The stiffener panel has a first side surface and a second side surface, which second side surface is opposite the first side surface. The flexible circuit includes a first segment and a second segment, and one or more of the plurality of layers are disposed within the first segment and the second segment. The flexible circuit is folded such that the first segment is contiguous with the first side surface of the stiffener panel, and the second segment is contiguous with the second side surface of the stiffener panel.

Abstract: A near-infrared spectroscopy (NIRS) sensor assembly for measuring a characteristic of a biological tissue is provided. The NIRS sensor assembly includes a light source, at least one light detector, and a layer disposed within the sensor assembly. The light source is operable to emit light at one or more predetermined wavelengths. The at least one light detector has an active area for detecting light emitted by the light source and passed through the biological tissue. The light detector is operable to produce signals representative of the detected light. The layer disposed within the sensor assembly has at least one deflection element.

Abstract: A near infrared spectrophotometric sensor assembly for non-invasive monitoring of blood oxygenation levels in a subject's body is provided. The assembly includes at least one light source, at least one light detector operable to detect light emitted by the light source, an electromagnetic interference shielding disposed around at least a portion of the light detector, wherein the electromagnetic interference shielding includes an electrically conductive substrate that is optically transparent, and one or both of a light blocking sheet disposed relative to at least one of the light detectors and an encapsulating material.

Abstract: According to an aspect of the present invention, a near infrared spectroscopy (NIRS) sensor assembly, system, and method for measuring a characteristic of a biological tissue is provided. The NIRS sensor assembly includes a light source, at least one light detector, and a subject contact layer. The light source is operable to emit light at one or more predetermined wavelengths. The light detector has an active area for detecting light emitted by the light source and passed through the biological tissue. The detector is operable to produce signals representative of the detected light. The subject contact layer is disposed to cover one or both of the light detector and the light source. The subject contact layer has at least one optically transmissive portion.

Abstract: A NIRS sensor assembly includes a light source, a light detector, a first insulating layer, an EMI shielding layer, and a second insulating layer. The first insulating layer covers an exposed portion of the light detector. An optically transparent portion of the first insulating layer is aligned with an active area of the light detector. The EMI shielding layer covers the first insulating layer. An optically transparent portion of the EMI shielding layer is aligned with the active area of the light detector. The second insulating layer covers the EMI shielding layer and the first insulating layer. An optically transparent portion of the second insulating layer is aligned with the active area of the at least one light detector.

Abstract: An oximetry sensor assembly connector, and a method for making the same, is provided that includes a flexible circuit and a stiffener panel. The flexible circuit has a plurality of layers including at least one electrical trace layer and at least one electromagnetic interference (EMI) shield layer. The stiffener panel has a first side surface and a second side surface, which second side surface is opposite the first side surface. The flexible circuit includes a first segment and a second segment, and one or more of the plurality of layers are disposed within the first segment and the second segment. The flexible circuit is folded such that the first segment is contiguous with the first side surface of the stiffener panel, and the second segment is contiguous with the second side surface of the stiffener panel.

Abstract: A near-infrared spectroscopy (NIRS) sensor assembly for measuring a characteristic of a biological tissue is provided. The NIRS sensor assembly includes a light source, at least one light detector, and a layer disposed within the sensor assembly. The light source is operable to emit light at one or more predetermined wavelengths. The at least one light detector has an active area for detecting light emitted by the light source and passed through the biological tissue. The light detector is operable to produce signals representative of the detected light. The layer disposed within the sensor assembly has at least one deflection element.

Abstract: According to an aspect of the present invention, a near infrared spectroscopy (NIRS) sensor assembly, system, and method for measuring a characteristic of a biological tissue is provided. The NIRS sensor assembly includes a light source, at least one light detector, and a subject contact layer. The light source is operable to emit light at one or more predetermined wavelengths. The light detector has an active area for detecting light emitted by the light source and passed through the biological tissue. The detector is operable to produce signals representative of the detected light. The subject contact layer is disposed to cover one or both of the light detector and the light source. The subject contact layer has at least one optically transmissive portion.

Abstract: An apparatus for electrically and mechanically coupling a connection portion of a sensor assembly with a connection portion of an interface cable is provided. The apparatus includes a frame having an EMI shielding material. The frame defines a first port operable to engage the connection portion of the sensor assembly and a second port operable to engage the connection portion of the interface cable. The frame includes attachment features operable to mechanically secure the connection portion of the sensor assembly and the connection portion of the interface cable relative to the frame. The frame is configured to provide a Faraday Cage around substantially all of the connection portion of the sensor assembly and the connection portion of the interface cable when the connection portions are in coupled configuration.

Abstract: A NIRS sensor assembly includes a light source, a light detector, a first insulating layer, an EMI shielding layer, and a second insulating layer. The first insulating layer covers an exposed portion of the light detector. An optically transparent portion of the first insulating layer is aligned with an active area of the light detector. The EMI shielding layer covers the first insulating layer. An optically transparent portion of the EMI shielding layer is aligned with the active area of the light detector. The second insulating layer covers the EMI shielding layer and the first insulating layer. An optically transparent portion of the second insulating layer is aligned with the active area of the at least one light detector.

Abstract: An apparatus for electrically and mechanically coupling a connection portion of a sensor assembly with a connection portion of an interface cable is provided. The apparatus includes a frame having an EMI shielding material. The frame defines a first port operable to engage the connection portion of the sensor assembly and a second port operable to engage the connection portion of the interface cable. The frame includes attachment features operable to mechanically secure the connection portion of the sensor assembly and the connection portion of the interface cable relative to the frame. The frame is configured to provide a Faraday Cage around substantially all of the connection portion of the sensor assembly and the connection portion of the interface cable when the connection portions are in coupled configuration.

Abstract: A near infrared spectrophotometric sensor assembly for non-invasive monitoring of blood oxygenation levels in a subject's body is provided. The assembly includes at least one light source, at least one light detector operable to detect light emitted by the light source, an electromagnetic interference shielding disposed around at least a portion of the light detector, wherein the electromagnetic interference shielding includes an electrically conductive substrate that is optically transparent, and one or both of a light blocking sheet disposed relative to at least one of the light detectors and an encapsulating material.