Smart ETT ventilation attachment and method of use
First Claim
1. An add-on device for an Endo-Tracheal Tube (ETT), the add-on device comprising:
- a lengthy body having a curvature, a major arc-shaped cross section and a longitudinal slit, the lengthy body sized and shaped for facilitating installation over an ETT while the ETT is located within a trachea of a ventilated patient,wherein the major arc-shaped cross section extends along a length of the lengthy body, from a distal end of the lengthy body to a proximal end of the lengthy body;
a plurality of discrete longitudinal cavities each having an arc-shaped cross section passing along the lengthy body, comprising a suction cavity;
a suction outlet channel extending from the proximal end of the lengthy body, the suction outlet channel is a continuous extension of the suction cavity and configured to provide suction to the suction cavity;
at least one impedance sensor for detection of liquid, disposed at the distal end of the lengthy body;
at least one sensor data channel from the at least one impedance sensor to the proximal end of the lengthy body, passing within a core of thickness of the major arc-shaped cross section, and spaced apart from the plurality of discrete longitudinal cavities; and
a controller that receives data from the at least one impedance sensor and automatically activates suction of the suction outlet channel to create suction in the suction cavity when excessive wetness exceeding a pre-determined threshold is detected by the at least one impedance sensor.
1 Assignment
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Accused Products
Abstract
An add-on device and method for an Endo-Tracheal Tube (ETT), the add-on device including a lengthy body having a major arc-shaped cross section sized and shaped to tightly fit over an ETT, at least one longitudinal cavity passing along the lengthy body, including a distal suction cavity ending with a suction inlet at a distal end of the lengthy body; and a distal suction outlet channel extending from a proximal end of the lengthy body, the channel is a continuous extension of the distal suction cavity and configured to provide suction to the distal suction cavity. The add-on device senses moisture at a distal end of the add-on device, and in case of detection of excessive wetness, provides suction to the distal end of the device through a cavity passing along the device, the suction is provided via a suction outlet channel extending from a proximal end of the device.
26 Citations
33 Claims
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1. An add-on device for an Endo-Tracheal Tube (ETT), the add-on device comprising:
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a lengthy body having a curvature, a major arc-shaped cross section and a longitudinal slit, the lengthy body sized and shaped for facilitating installation over an ETT while the ETT is located within a trachea of a ventilated patient, wherein the major arc-shaped cross section extends along a length of the lengthy body, from a distal end of the lengthy body to a proximal end of the lengthy body; a plurality of discrete longitudinal cavities each having an arc-shaped cross section passing along the lengthy body, comprising a suction cavity; a suction outlet channel extending from the proximal end of the lengthy body, the suction outlet channel is a continuous extension of the suction cavity and configured to provide suction to the suction cavity; at least one impedance sensor for detection of liquid, disposed at the distal end of the lengthy body; at least one sensor data channel from the at least one impedance sensor to the proximal end of the lengthy body, passing within a core of thickness of the major arc-shaped cross section, and spaced apart from the plurality of discrete longitudinal cavities; and a controller that receives data from the at least one impedance sensor and automatically activates suction of the suction outlet channel to create suction in the suction cavity when excessive wetness exceeding a pre-determined threshold is detected by the at least one impedance sensor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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24. An add-on device for an Endo-Tracheal Tube (ETT), the add-on device comprising:
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a liquid outlet at a location corresponding to a patient'"'"'s mouth, when in use; a moisture sensor that senses dryness at a location corresponding to a patient'"'"'s mouth, when in use; at least one longitudinal cavity passing within a lengthy body of the add-on device, wherein a major arc-shaped cross section extends along a length of the lengthy body, from a distal end of the lengthy body to a proximal end of the lengthy body, and comprising; a liquid channel cavity continuous to the liquid outlet; and a moisture sensor data channel, the liquid channel cavity and moisture sensor data channel going through the at least one longitudinal cavity towards a proximal end of the add-on device, wherein the liquid channel cavity is adapted to guide liquid from the a liquid source to the liquid outlet according to data transmitted through the moisture sensor data channel; and a controller that activates according to a data indicative of dryness sensed by the moisture sensor, a liquid source for providing liquid to the liquid outlet via the liquid channel cavity.
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25. A system comprising:
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an add-on device for an Endo-Tracheal Tube (ETT), the add-on device comprising; a plurality of discrete longitudinal cavities each having an arc-shaped cross section passing within a lengthy body of the add-on device, wherein a major arc-shaped cross section extends along a length of the lengthy body, from a distal end of the lengthy body to a proximal end of the lengthy body, the lengthy body having a curvature and a longitudinal slit, the lengthy body comprising a suction cavity, the lengthy body sized and shaped for facilitating installation over the ETT while the ETT is located within a trachea of a ventilated patient; a suction outlet channel extending from a proximal end of the add-on device, the suction outlet channel is a continuous extension of the suction cavity and configured to provide suction to the suction cavity; at least one impedance sensor for detection of liquid, disposed at the distal end of the lengthy body; at least one sensor data channel from the at least one impedance sensor to the proximal end of the lengthy body, passing within a core of thickness of the major arc-shaped cross section, and spaced apart from the plurality of discrete longitudinal cavities; and a controller that receives data from the at least one impedance sensor and automatically activates suction of the suction outlet channel to create suction in the suction cavity when excessive wetness exceeding a pre-determined threshold is detected by the at least one impedance sensor a hub for operating the add-on device, the hub comprises the controller. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32)
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33. A method for controlling an add-on device for an Endo-Tracheal Tube (ETT), the method comprising:
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installing the add-on device over the ETT while the ETT is located within a trachea of a ventilated patient, by placing a lengthy body having a curvature, a major arc-shaped cross section and a longitudinal slit, the lengthy body sized and shaped for facilitating installation over the ETT while the ETT is located within the trachea of the ventilated patient, wherein the major arc-shaped cross section extends along a length of the lengthy body, from a distal end of the lengthy body to a proximal end of the lengthy body; when the add-on device is installed on the ETT, sensing moisture at a distal end of the add-on device by at least one impedance sensor for detection of liquid disposed at the distal end of the lengthy body, wherein at least one sensor data channel from the at least one impedance sensor to the proximal end of the lengthy body, passes within a core of thickness of the major arc-shaped cross section, and spaced apart from a plurality of discrete longitudinal cavities; and in case of detection of excessive wetness, provide suction through a cavity of the plurality of discrete longitudinal cavities each having an arc-shaped cross section passing along the add-on device, the suction is provided via a suction outlet channel extending from a proximal end of the add-on device.
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Specification