Abstract: An endoscope observation assistance apparatus includes an image information acquiring part to acquire and display a captured image of a luminal organ captured by the endoscope device on a display, a lesion information acquisition part to detect a predetermined lesion based on the captured image and to acquire lesion information regarding the lesion, a lesion disappearance determination part to track the lesion based on the captured image and the lesion information and to determine whether or not the lesion has disappeared from the captured image, and a notification part to notify a determination result when the lesion disappearance determination part determines that the lesion has disappeared from the captured image. Alternatively, the notification part may notify a lesion detection when a short time period passes after the lesion detection by the lesion information acquisition part.

Abstract: Medical devices including a housing, an actuator, a body having a passageway extending through the body, a drive shaft extending through the passageway, and a clip coupled to the body and the drive shaft to fix the body relative to the drive shaft. The medical device further including features to couple the clip to at least one of the body and/or the drive shaft such that back out of the clip is inhibited.

Abstract: Embodiments of the invention include an apparatus including at least one illumination source configured to emit illumination energy and an illumination control system to receive the illumination energy. The illumination control system is configured to control the illumination energy to output a sequence of different illumination wavelengths using the illumination energy. The apparatus also includes a plurality of optical fibers connected to the illumination control system and configured to sequentially output the different illumination wavelengths. Each optical fiber is configured to transmit a different illumination wavelength of the sequence to output the sequence of different illumination wavelengths from the optical fibers toward an object.

Abstract: A stent delivery system is described. The system includes an outer sleeve assembly with an outer sleeve body, an outer sleeve handle fixed to one end of the outer sleeve body, and an outer sleeve tip connected to an opposing end of the outer sleeve body. The system also includes an inner sleeve assembly, which has a push tube sleeved in the outer sleeve body, an inner sleeve handle fixed to the rear end of the push tube, a stent placing tube connected to the front end of the push tube, and an inner sleeve tip set at the front end of the stent placing tube. The system also includes a snap ring fixed on an outer wall of the push tube and provided between the outer sleeve handle and the inner sleeve handle. The outer sleeve tip includes a stepped surface.

Abstract: Forceps including a housing, a first body, a second body and a drive shaft. The first body has a passageway extending therethrough. The drive shaft extending through the passageway and connected to the first body such that the first body and the drive shaft are slidable with respect to the housing to drive jaws located at a distal portion of the drive shaft between an open position and a closed position. The second body having a second passageway. The drive shaft extending through the second passageway such that the second body is guided by the drive shaft and is slidable relative to the first body and the drive shaft to displace a blade shaft between a retracted position and an extended position.

Abstract: A device may include an elongated housing formed of an optically transparent material, the housing extending from a proximal end to a distal end and including a lateral wall extending from the proximal end to a distal tip of the housing, the housing defining a lumen extending into the housing from a proximal opening in the proximal end of the housing. The device also may include a first port extending through the lateral wall of the housing to open the lumen of the housing to an exterior of the housing, the first port being sized and shaped to receive therein a target portion of tissue to be inspected and/or treated.

Abstract: An endoscope including a handle and an insertion tube connected to the handle and having a bending section with a first elongate bending section part and a second elongate bending section part. The first elongate bending section part includes first annular members arranged in a row and interconnected by first bridges so as to form a first comb-like structure. The second elongate bending section part includes second annular members arranged in a row and interconnected by second bridges so as to form a second comb-like structure. An outer circumferential surface includes a groove adapted to receive a first bridge and a groove adapted to receive a second bridge of the first bending section part.

Abstract: A system for repairing a valve leaflet in minimally invasive surgery includes: a delivery device comprising: an operating handle; an outer delivery tube coupled to the operating handle; a delivery needle coupled to the operating handle; and a pushing tube coupled to the operating handle. The system further comprises a repair component comprising an anchor and a connection wire. The delivery device is configured to perform, in response to a trigger operation, a linkage release operation that includes actuating the delivery needle and releasing the repair component.

Abstract: A soft endoscopy device includes an endoscope body structure, a camera assembly and an instrument adapter structure. The endoscope body structure includes a bendable flexible inserting portion and a handle portion connected to one end of the flexible inserting portion, the handle portion being provided with a first access portion, and the flexible inserting portion being internally provided with a first passage. The first access portion is directly or indirectly connected with the first passage. When the camera assembly accesses the first access port, at least a part of the camera assembly extends into the first passage. When the instrument adapter structure accesses the first access port, the first instrument extends into the first passage. According to the soft endoscopy device, the functions of the passages and the access ports are expanded by introducing the instrument adapter structure and by multiplexing the passages and the access ports.

Abstract: A rigid-scope optical system includes: an image-formation optical system that causes an image in each of wavelength bands to be formed in a predetermined imaging device, the wavelength bands including a fluorescence wavelength band and a visible light wavelength band; and a color-separation-prism optical system having a dichroic film that separates an optical path of light to be imaged into an optical path of the visible light wavelength band and an optical path of the fluorescence wavelength band, in which the image-formation optical system causes the respective images to be formed in a fluorescence imaging device and a visible light imaging device, the fluorescence imaging device and the visible light imaging device being disposed to cause an amount of misalignment to correspond to a difference between an optical path length of fluorescence and an optical path length of visible light.

Abstract: The present invention provides a two-part robotic device for positioning of a hand tool, comprising: a. a fixed base unit constantly fix to its position; b. a detachable body unit reversibly coupled to said fixed base unit, coupled to said current medical instrument; wherein said fixed base unit is adapted to provide independent movement to said hand tool, said independent movement selected from the group consisting of rotation and translation, and further wherein said detachable body unit is removable and replaceable from said fixed base unit such that upon exchange of said hand tool for a second hand tool, said second hand tool is placed in substantially the same location as the location of said hand tool prior to said exchange.

Abstract: Endoscopes having a tip section with viewing elements coupled to a CMOS image sensor and/or a CCD image sensor for transforming light captured by the viewing element into digital and/or analog signals are described. A main connector is coupled with the tip section for transmitting the signals to a main control unit of the endoscope. The main connector includes a pad for transmitting digital signals provided by the CMOS image sensor to a push pin probe in a receptacle of the main control unit. The main connector also include another interface for transmitting analog signals to the main control unit.

Abstract: A surgical instrument includes an end effector having a first jaw member and a second jaw member movably coupled to one another; a wrist assembly having a distal end portion supporting the end effector; and a shaft defining a longitudinal axis and have a distal end supporting the wrist assembly. The wrist assembly includes a plurality of joint members rotatably connected to one another in tip-to-tail fashion, wherein each joint member defines a central rotational axis, and wherein adjacent joint members are rotatably connected to one another in a plane which is oriented at a non-orthogonal angle relative to the central rotational axes of the adjacent joint members. The wrist assembly includes also includes a plurality of concentric drive tubes extending through the plurality of joint members, wherein each drive tube includes a distal end keyed to a respective joint member.

Abstract: The present invention provides a two-part robotic device for positioning of a hand tool, comprising: a. a fixed base unit constantly fix to its position; b. a detachable body unit reversibly coupled to said fixed base unit, coupled to said current medical instrument; wherein said fixed base unit is adapted to provide independent movement to said hand tool, said independent movement selected from the group consisting of rotation and translation, and further wherein said detachable body unit is removable and replaceable from said fixed base unit such that upon exchange of said hand tool for a second hand tool, said second hand tool is placed in substantially the same location as the location of said hand tool prior to said exchange.

Abstract: A suture anchor for fixation within an anatomical structure includes an actuation member in contact with an anchor body at a first location thereof. The anchor body is elongate along a direction of elongation and defines a central axis. In a neutral configuration, the anchor body is flat and defines a thickness along a transverse direction and a width along a lateral direction, the width being greater than the thickness. The anchor body has first and second tails that are braided together along a portion of the actuation member from the first location to a second location of the anchor body. The actuation member is configured to apply a force to the braided anchor body so as to actuate the anchor body in a manner increasing its maximum thickness along a second direction that is angularly offset from the direction of elongation.

Abstract: A dissection system for corneal transplants includes a housing including a contact side to be positioned against a cornea. The housing includes an interior passageway with an opening at the contact side. The dissection system includes a blade assembly disposed in the interior passageway. The blade assembly includes a first blade and a second blade. The first blade includes a first cutting edge and the second blade includes a second cutting edge. The first blade and the second blade are movable relative to the housing such that the first cutting edge and the second cutting edge extend through the opening of the housing and out of the interior passageway. The first cutting edge produces a first cut in the cornea. The second cutting edge produces a second cut in the cornea. The first cut and the second cut define a volume of tissue for removal from the cornea.

Abstract: Systems and methods herein are directed to an endoscopic device with a drip flange, including the assembly and use of the endoscopic device. The endoscopic device with a drip flange may be positioned to abut an aperture into an operative cavity and inserted through the aperture. An endoscopic procedure may be performed, during which fluid moves along an outside surface of the elongate shaft, the fluid moving from the distal end toward the proximal end, and where the fluid is directed to a drip flange coupled to the outside surface of the elongate shaft between the distal tip and a proximal end of the elongate shaft.

Abstract: The present disclosure relates to a stent delivery component, a stent delivery system and a stent system. In particular, a stent delivery component including a base and at least two clamping wings which are rotatably connected with the base, respectively, is provided. In one aspect, the stent delivery component can effectively enclose the stent to complete delivery. In another aspect, the stent delivery component is kept in line contact with an inner wall of a delivery catheter to reduce the contact area, thereby reducing the frictional resistance and being beneficial to reduce the operation difficulty and increasing the delivery efficiency.

Abstract: A tissue approximation device for wound closure having a first arm having a proximal end and a distal end, a second arm having a proximal end and a distal end, the second arm connected to the first arm. A first rake member is connected to the distal end of the first arm and has a first plurality of tissue engaging members extending therefrom to engage tissue. A second rake member is attached to the distal end of the second arm, the second rake member having a second plurality of tissue engaging members extending therefrom to engage tissue. A transverse bar can extend through the first and second rake members such that the first and second rake members movable along the transverse bar. Systems and methods for wound closure are also disclosed.

Abstract: Blood-flow reduction device (1) for Caesarean delivery operations, comprising a frame (2) defining internally an area (3) inside which a cut may be made along an incision line (L) on the uterus of a patient giving delivery. The blood-flow reduction device comprises at least one gripping means (4) for exerting a pressure on the patient giving birth using the frame (2) and reducing the blood flow in the area (3).