Abstract: An optical measurement apparatus according to the present invention includes: an irradiation fiber; a plurality of light receiving fibers; a light source unit that generates and outputs light to irradiate a biological tissue and supplies the light to the irradiation fiber; a measurement unit that has a plurality of measurement units and performs spectrometry on each returned light from the biological tissue, the returned light output by each of the light receiving fibers; and a control unit that causes a predetermined storage unit to store a measurement result by the measurement unit: and the control unit causes the storage unit to store a measurement result after each measurement unit starts measurement for characteristic value obtainment, the measurement result being data necessary to obtain a characteristic value of the biological tissue.

Abstract: An optical measurement apparatus according to the present invention includes a probe having an irradiation fiber that propagates light supplied from a base end and irradiates the light from a leading end and a plurality of light receiving fibers that propagate light incident from leading ends and output the light from base ends; a light source unit that generates white light to be irradiated onto the body tissue and supplies the white light to the irradiation fiber; a measurement unit that performs spectrometry for returned light from the body tissue output from each of the light receiving fibers at a predetermined measurement timing; and a determination unit that determines whether or not a measurement value measured by the measurement unit is equal to or smaller than a predetermined threshold value, and causes the light source unit to perform a light emission process for obtaining a characteristic value of the body tissue for a predetermined time and causes the measurement unit to perform a spectrometry pro

Abstract: An endoscope objective optical system includes, in order from an object side, a first lens composed of a negative single lens, a second lens composed of a positive single lens, an aperture stop, a third lens composed of a positive single lens, and a fourth lens composed of a positive combined lens, the third lens having a meniscus shape having a convex surface facing the image side. The endoscope objective optical system satisfies the following conditions: 0.3<Df/f<1.15,??(1) n1<1.79,??(2) n2>n1,??(3) 0.6<IH/f<0.83,??(4) and |r1|?|r2|+d1>1.8??(5) Df is the distance from a surface of the first lens facing the object side to the aperture stop, f is the focal length of the entire system, IH is the maximum image height of the entire system, and d1 is the center thickness of the third lens.

Abstract: A medical liquid supply device includes a liquid supply unit configured to cause a liquid to flow into a liquid supply path in a flow amount greater than or equal to a standard flow amount so that the liquid supply path constantly has no parts lacking the liquid up to a communication path in a liquid supply direction, and a suction unit configured to perform suction via a suction path. The medical liquid supply device includes a control unit configured to control an amount of suction by the suction unit in accordance with a switching operation in a liquid supply mode input section to adjust a flow amount of the liquid flowing from the liquid supply path into the suction path via the communication path between a liquid-supply ON mode and a liquid-supply OFF mode.

Abstract: A treatment instrument has a longitudinal-axis member having a longitudinal axis, a curved portion formed on a distal end side of the longitudinal-axis member, a lumen formed along the longitudinal axis of the longitudinal-axis member, and a through hole that communicates with the lumen, and opens toward the inner side of a curve of the curved portion when the curved portion is curved.

Abstract: This treatment system includes: a supporting portion; a first grasping member and a second grasping member supported by the supporting portion so as to approach and separate from each other; a needle member including a distal end portion which has a sharp distal end and punctures a tissue, and a proximal end portion continuous with the distal end portion; a holding portion mounted on the first grasping member and releasably holding the proximal end portion of the needle member; and a locking portion mounted on the second grasping member and locking the distal end portion of the needle member such that the proximal end portion of the needle member is removed from the holding portion when the first grasping member and the second grasping member are separated from each other from a position at which the first grasping member and the second grasping member approach each other.

Abstract: Provided is an endoscope objective optical system that is constituted of, in order from the object side, a positive first group, an aperture stop, and a positive second group, wherein the first group is constituted of a negative first lens whose surface on the object side is flat and a positive second lens; the second group is constituted of a combined lens formed of a positive third lens and a negative fourth lens; and Conditional Expressions (1) to (3) are satisfied. f31, F32, and f are the focal lengths of the third lens, the fourth lens, and the entire system, respectively; and R3 and R4 are the radii of curvature at the object-side surface and the image-side surface of the second lens, respectively. 1.2 <f31/f<1.55??(1), ?2.8<f32/f<?1.98??(2), and 0.38<|R4+R3|/|R4?R3|<0.77??(3).

Abstract: Imaging apparatus performs controlling to read pixel information from pixels belonging to target area by each frame. One frame period is period from when an exposure period for exposing pixels on a horizontal line that is to be read first from among horizontal lines belonging to the target area of a sensor is started and until when reading of the pixel information generated by each of the pixels on the horizontal line is completed. The imaging apparatus sequentially emits, by each illumination period of a length corresponding to at least two frame periods, illumination lights in synchronization with start of the exposure period. The imaging apparatus performs a predetermined controlling by performing controlling to exclude, from predetermined processing target, image data corresponding to the pixel information read during first frame period of the illumination period, while by acquiring image data corresponding to the pixel information read during other frame period.

Abstract: In a monitor device, an input unit inputs patient identification information, an information acquiring unit acquires state information on a state of a patient, and a transmission unit transmits the patient identification information and the state information to a management apparatus. In the management apparatus, biological information acquiring unit acquires the patient identification information, the state information, and identification information on the monitor device. A determination unit determines, when the acquired patient identification information and that stored in a storage device match each other, whether the acquired device identification information and the device identification information mapped to the location information stored in the storage device are the same as each other. When they are the same as each other, a storage management unit stores the acquired state information by associating it with the patient identification information stored in the storage device.

Abstract: A processor includes: a data transmission/reception section that reads parameter data unique to a scope from a ROM provided in the scope; a register communication state determination section that determines whether or not the parameter data read from the data transmission/reception section has an error; and a mute control/color bar control section that if a result of the determination by the register communication state determination section indicates that the parameter data has an error, controls an image processing section according to a type of the parameter data having the error.

Abstract: An optical measurement apparatus includes a connector where a base end portion of a measurement probe introduced into a subject is connected, a light source unit that emits illumination light irradiated from a leading end of the measurement probe, an optical measurement unit that measures reflection light and/or scattering light of the illumination light incident through the measurement probe, a first optical path that transmits the illumination light emitted by the light source unit to the optical measurement unit, a second optical path that transmits, to the measurement probe, the illumination light emitted by the light source unit and transmits, to the optical measurement unit, reflection light and/or scattering light of the illumination light incident through the measurement probe, and an optical path switching unit that switches an optical path for transmitting the illumination light into the first optical path or the second optical path.

Abstract: An endoscope system includes an endoscope including a CCD for generating an image pickup signal, and a processor including a video processing circuit. The processor includes: a VCXO that generates a reference clock signal; a PLL circuit that synchronizes a phase of the image pickup signal to be inputted and a phase of the reference clock signal; a synchronization detection circuit that detects whether the phase of the image pickup signal synchronizes with the phase of the reference clock signal; and a multiplexer that controls the video processing circuit, on the basis of the detection result by the synchronization detection circuit, to cause the video processing circuit to output a predetermined video when a non-phase-synchronized state is detected, and to cause the video processing circuit to output a video signal obtained by processing the image pickup signal by the video processing circuit when a phase-synchronized state is detected.

Abstract: An imaging apparatus includes: a first and second optical systems that focus and emit incident light, a transparent wavelength, and a focal length of them being different from each other; an imaging unit that includes a first region on which the light emitted from the first optical system is incident and a second region on which the light emitted from the second optical system is incident, can output, as pixel information, an electric signal after photoelectric conversion from pixels arbitrarily set as read targets; a setting unit that can arbitrarily set the read targets in at least one of the first region and the second region; a reading unit that reads the pixel information from the read targets; a control unit that changes the read targets according to an acquisition target image; and an image processing unit that generates the acquisition target image.

Abstract: An optical measurement apparatus is an optical measurement apparatus that performs spectrometry on returned light reflected or scattered by a biological tissue and obtains a characteristic value of the biological tissue, and includes a probe having: an irradiation fiber that propagates light supplied from a proximal end thereof and emits the light from a distal end thereof; and a plurality of light-receiving fibers, each of which propagates light entering from a distal end thereof and outputs the light from a proximal end thereof, and the probe has a light-shielding member expandable in a radial direction of the probe and provided at a position at which the light-shielding member forms a light-shielded region around a distal-end surface of the probe on a surface including the distal-end surface of the probe upon expansion of the light-shielding member.

Abstract: An ultrasonic treatment device includes a vibration transmitting section transmitting an ultrasonic vibration to a distal end of an ultrasonic probe, and a hole defining portion extended toward a proximal direction along the longitudinal axis from a distal end portion of the vibration transmitting section and defining a hole-shaped portion inside the vibration transmitting section. The ultrasonic treatment device includes a tube member extended inside the vibration transmitting section and including a tube distal end which is connected to the hole defining portion of the vibration transmitting section at a first node position of the ultrasonic vibration to a distal direction side of a piezoelectric element.

Abstract: A position detecting apparatus of a capsule endoscope includes a receiving antenna unit that receives a wireless signal transmitted together with an image data signal from the capsule endoscope in a subject via a plurality of receiving antennas, a correlation level calculating unit that calculates a correlation level between the image received by the receiving antennas and an image received immediately before the image was received, a determining unit that determines whether a position and/or direction of the capsule endoscope is changed, based on the correlation level calculated by the correlation level calculating unit, and an estimating unit that estimates the position and/or direction with respect to the position of the capsule endoscope at the time the image was captured if the determining unit determines that the position and/or direction of the capsule endoscope is changed.

Abstract: The invention includes: an ultrasound transducer; a holding part that holds the ultrasound transducer; an insertion portion in a rigid cylindrical shape where the holding part is installed at a distal end; and an insertion assisting instrument in a rigid rod or cylindrical shape-disposed in an extractable manner in the insertion portion; wherein: the holding part is installed at the distal end of the insertion portion to form a shape that is curved with a predetermined angle in a separating direction from a longitudinal direction from the distal end of the insertion portion; and a curvature angle of the holding part to the longitudinal direction of the insertion portion is set so that, when the insertion assisting instrument is inserted in the insertion portion, a straight line that contacts a distal end face of the insertion assisting instrument contacts the ultrasound transmitting/receiving face.

Abstract: A capsule endoscope system includes: a capsule endoscope including a first and a second imaging units; an image display that displays images captured by the first and second imaging units; a control unit that determines a moving direction of the capsule endoscope during imaging, specifies one of the imaging units which faces the moving direction of the capsule endoscope during imaging, and determines the posture of the capsule endoscope; and a display control unit that generates a display screen, arranges the image captured by the imaging unit facing the moving direction in a first display region in the display screen, arranges the image captured by the other imaging unit in a second display region in the display screen, and changes the positions of the first and second display regions according to the determination result of the position of the capsule endoscope.

Abstract: An optical system for an endoscope includes a negative lens-group, an aperture diaphragm and a positive lens-group in this order from an object side, wherein the negative lens-group includes a negative first-lens and a negative second-lens in this order from the object side; and wherein the optical system meets conditional expressions (1) and (2): 0.05<H(100)×(nd01?1)/Rf01<0.38??(1) and 0.5<enp/FL<2.5??(2), where: H(100) is a height at which a principal ray with a field angle of incidence of 100 degrees falls on a surface on the object side of the first lens; Rf01 is a curvature radius of the surface on the object side of the first-lens; nd01 is a refractive index of the first-lens; FL is a focal length of an entire system; and enp is a distance between an entrance pupil and the surface on the object side of the first lens.

Abstract: The present invention is to provide a medical system including a medical image capturing apparatus and a server that records a medical image, and the medical system includes: first and second examination status storage unit for storing an examination status of under examination or examination complete in the medical image capturing apparatus in each of the medical image capturing apparatus and the server; first control unit provided with a function of notifying the server of the examination status in the medical image capturing apparatus and a function of shifting the medical image capturing apparatus to a status of examination complete according to an instruction from the server; and second control unit for generating the instruction that changes from the server the examination status of the medical image capturing apparatus according to information of the examination status received from the medical image capturing apparatus and a status of the server.