Abstract: A medical device includes a shaft, a printed circuit board positioned around an outer surface of the shaft, and an end cap. The printed circuit board includes a plurality of electrical connections at a proximal end of the printed circuit board and another plurality of electrical connections at a distal end of the printed circuit board. The printed circuit board includes a plurality of communication conduits connecting electrical connections at the proximal end of the printed circuit board with respective electrical connections at the distal end of the printed circuit board. When the end cap is coupled to the shaft, (1) one or more cap lumens are in communication with one or more lumens in the shaft, and (2) the plurality of end cap electrical connections are electrically connected to the electrical connections at the distal end of the printed circuit board.

Abstract: According to one aspect, a medical device may comprise a shaft extending to a distal portion. The distal portion of the shaft may include a first imaging device; an electrical cable coupled to the first imaging device and extending proximally from the first imaging device; and a first illumination device positioned entirely proximal from the first imaging device. The first illumination device is (i) coupled to the electrical cable and (ii) configured to illuminate a first field of view of the first imaging device.

Abstract: A medical device includes a shaft having a distal end and a proximal end, an image sensor at the distal end of the shaft, a distal conversion device at the distal end and in communication with the image sensor, a proximal photoreceiver, and an optical fiber extending between the distal conversion device and the proximal photoreceiver. The image sensor is configured to generate a first electrical signal based on a capture of one or more images, and the first electrical signal includes image or video data associated with the capture. The distal conversion device is configured to convert the first electrical signal to a light signal. The optical fiber is configured to facilitate transmission of the light signal between the distal conversion device and the proximal photoreceiver, and the proximal photoreceiver is configured to convert the light signal to a second electrical signal.

Abstract: A method is provided for enhancing video images in a medical device. The method includes receiving a first image frame and a second image frame from an image sensor. First image sub-blocks are generated by dividing the first image frame. Second image sub-blocks are generated by dividing the second image frame based on the first image sub-blocks. Histogram data of the first image sub-blocks is generated. Histogram data of the second image sub-blocks is generated based on the histogram data of the first image sub-blocks. A histogram enhanced image frame is generated based on the histogram data of the second image sub-blocks. A video image stream is generated based on the histogram enhanced image frame.

Abstract: A medical device may comprise a first part. The first part of the medical device may have a handle, a shaft attached to the handle, and a distal assembly at a distal end of the shaft. The medical device may also comprise an umbilicus releasably attached to the handle of the first part.

Abstract: This disclosure relates generally to medical devices, systems, and methods for locating devices and/or anatomy during medical procedures. More particularly, in some embodiments, the disclosure relates to medical device and/or anatomy locating devices, access devices, and systems and methods thereof, for use during, e.g., gastrojejunostomy procedures. In an aspect, a medical device locator may include an elongate member (such as sheath or guidewire) having a proximal end, a distal end, a longitudinal axis, and a length extending along the longitudinal axis. A location device may be disposed along the length of the elongate member.

Abstract: According to one aspect, a medical device system for visualizing internal patient anatomy may comprise: a shaft including a distal tip portion, the tip portion including an imaging device, and a signal modulator; and a control unit operatively coupled to the shaft and including a de-modulator. The imaging device may be configured to output a first signal to the signal modulator. The signal modulator may be configured to modulate the received first signal and output a modulated second signal to the control unit; and the de-modulator of the control unit may be configured to receive the modulated second signal, de-modulate the second signal, and output a de-modulated third signal. The control unit may be configured to output the de-modulated third signal to an electronic display.

Abstract: A method is provided for enhancing video images in a medical device. The method includes receiving a first image frame and a second image frame from one or more image sensors. The first image sub-blocks are generated by dividing the first image frame. At least one curve to the first image sub-blocks are associated based on one or more look-up tables. A target in at least one of the first image sub-blocks is identified. Second image sub-blocks are generated by dividing the second image frame. At least one curve is associated to the second image sub-blocks based on the one or more look-up tables. The target is identified in at least one of the second image sub-blocks. Histogram enhanced images of the target in the first image sub-blocks and the second image sub-blocks are generated. A video image stream is generated based on the histogram enhanced images of the target.

Abstract: A method is provided for enhancing video images in a medical device. The method includes receiving a first image frame and a second image frame from an image sensor. First image sub-blocks are generated by dividing the first image frame. Second image sub-blocks are generated by dividing the second image frame based on the first image sub-blocks. Histogram data of the first image sub-blocks is generated. Histogram data of the second image sub-blocks is generated based on the histogram data of the first image sub-blocks. A histogram enhanced image frame is generated based on the histogram data of the second image sub-blocks. A video image stream is generated based on the histogram enhanced image frame.

Abstract: A medical device includes a shaft and a braided sheath. The braided sheath is coaxial with the shaft and at least extends along the shaft between a distal end of the shaft and a proximal end of the shaft. The braided sheath includes a braiding. The braiding includes a plurality of mechanical strands and at least one conductor configured to deliver energy to or convey signals to and from an electrical device positioned at or near the distal end of the shaft.

Abstract: A medical device includes a sensor, a processor, and non-transitory computer readable medium storing imaging instructions. The sensor captures a first raw image into a first frame of raw pixel values including a plurality of first pixel values that represent pixels of a first color and a plurality of second pixel values that represent pixels of a second color. The sensor captures a second raw image into a second frame of raw pixel values including a plurality of third pixel values that represent pixels of the second color and a plurality of fourth pixel values that represent pixels of a third color. The processor convolves the first frame of raw pixel values with the second frame of raw pixel values to generate a first extrapolated frame of pixel values in a YCrCb format and creates a processed image from the first extrapolated frame of pixel values.

Abstract: This disclosure relates generally to medical devices, systems, and methods for locating devices and/or anatomy during medical procedures. More particularly, in some embodiments, the disclosure relates to medical device and/or anatomy locating devices, access devices, and systems and methods thereof, for use during, e.g., gastrojejunostomy procedures. In an aspect, a medical device locator may include an elongate member (such as sheath or guidewire) having a proximal end, a distal end, a longitudinal axis, and a length extending along the longitudinal axis. A location device may be disposed along the length of the elongate member.

Abstract: Systems and methods for color correcting images are described. An example method includes receiving, at a first and second time: first and second image data from an imaging device of a medical imaging system captured during a medical procedure; and a first and second value of an operating parameter of a light source of the medical imaging system, where a color of light emitted from the light source shifts based on values of the operating parameter. A first color shift is determined based on the first value, and a color correction function is applied to the first image data to compensate for the first color shift to generate first color corrected image data. A second color shift is determined based on the second value, and the color correction function is applied to the second image data to compensate for the second color shift to generate second color corrected image data.

Abstract: A method is provided for enhancing video images in a medical device. The method includes receiving a first image frame and a second image frame from one or more image sensors. The first image sub-blocks are generated by dividing the first image frame. At least one curve to the first image sub-blocks are associated based on one or more look-up tables. A target in at least one of the first image sub-blocks is identified. Second image sub-blocks are generated by dividing the second image frame. At least one curve is associated to the second image sub-blocks based on the one or more look-up tables. The target is identified in at least one of the second image sub-blocks. Histogram enhanced images of the target in the first image sub-blocks and the second image sub-blocks are generated. A video image stream is generated based on the histogram enhanced images of the target.

Abstract: A medical system includes an insertion device including a handle, an insertion portion with at least one lumen, a port fluidly coupled to the lumen, and a connection portion. The medical system also includes a medical device including a handle, an insertion portion, and a connection portion configured to be coupled to the connection portion of the insertion device. The connection portion of the medical device is configured to be coupled to the connection portion of the insertion device to form an electronic and physical connection between the insertion device and the medical device.

Abstract: Systems, techniques, and devices are disclosed and may include a first sensor configured to generate a first data stream, a second sensor configured to generate a second data stream, and at least one processor and at least one non-transitory computer readable medium storing data stream management instructions. When executed by the at least one processor, the instructions causes the at least processor to receive the first data stream and the second data stream, spread the first data stream using a first code to generate a first coded data stream, spread the second data stream using a second code to generate a second coded data stream, combine the first coded data stream and the second coded data stream to generate a combined data stream, modulate the combined data stream to generate a modulated data stream, and transmit the modulated data stream via a single channel.

Abstract: A method of generating a color image using a monochromatic image sensor. The method includes sequentially illuminating a surface in a plurality of colors, one color at a time. The monochromatic image sensor captures a plurality of image frames of the surface based on the plurality of colors. The plurality of image frames are identified, and at least one feature in the target of the plurality of image frames is highlighted. Color intensities of the plurality of image frames are normalized. A color intensity map of the target for each of the plurality of image frames is generated. A correlation score is determined by comparing each color intensity map of the plurality of image frames. The color image is generated based on the correlation score.

Abstract: A medical device includes a sensor, a processor, and non-transitory computer readable medium storing imaging instructions. The sensor captures a first raw image into a first frame of raw pixel values including a plurality of first pixel values that represent pixels of a first color and a plurality of second pixel values that represent pixels of a second color. The sensor captures a second raw image into a second frame of raw pixel values including a plurality of third pixel values that represent pixels of the second color and a plurality of fourth pixel values that represent pixels of a third color. The processor convolves the first frame of raw pixel values with the second frame of raw pixel values to generate a first extrapolated frame of pixel values in a YCrCb format and creates a processed image from the first extrapolated frame of pixel values.

Abstract: A medical device such as a catheter or endoscope device includes an illumination light source having one or more organic light-emitting diodes (OLEDs). The OLEDs are energized to produce illumination light that is received by an image sensor or camera to produce images of tissue within a patient's body. A heat conductive polymer conducts heat away from the illumination light source.

Abstract: An endoscope may include a shaft having a longitudinal axis, a first image sensor facing a distal direction, and a second image sensor facing a lateral direction. The endoscope may further include a tubular member having a lumen, the lumen having a distal-end opening and defining a longitudinal axis through a center of the lumen. The tubular member may be movable between a first configuration and a second configuration. In the first configuration of the tubular member, the longitudinal axis of the lumen may be parallel to the longitudinal axis of the shaft. In the second configuration of the tubular member, the longitudinal axis of the lumen may extend through a lateral opening in a wall of the shaft.