Abstract: An angle measuring device includes an antenna device having antenna elements equally spaced along a first axis and a second axis, respectively, a selecting unit that selects phase differences with which a variance thereof becomes a predetermined value or less, from a plurality of phase differences of signals received from a transmission device by the antenna elements, an azimuth angle computing unit that computes an azimuth angle of the transmission device from a ratio of a first phase difference between signals received by two antenna elements spaced by a predetermined distance along the first axis and a second phase difference between signals received by two antenna elements space by the predetermined distance along the second axis, and an elevation angle computing unit that computes an elevation angle of the transmission device, based on the computed azimuth angle and the first or second phase difference.

Abstract: A catheter system configured to be inserted into a lumen of a living body includes: a flexible outer tube; an inner tube disposed in an inner cavity of the outer tube; a balloon having a tubular shape that connects a distal portion of the outer tube and a distal portion of the inner tube to each other, the balloon being configured to inflate radially inward with respect to the outer tube to allow insertion of a rod-like member through the inner tube, wherein the balloon has an outer peripheral portion that touches inner periphery of the lumen when the balloon protrudes in the distal direction from the distal end of the outer tube; and a removing unit, which is (i) a protrusion or recess formed at the outer peripheral portion of the balloon, or (ii) a part of the rod-like member inserted into the balloon.

Abstract: A method of endoscopically approaching a duodenum includes: inserting an endoscope into a duodenum of a subject through stomach; inserting a venting device into the stomach; and deflating the stomach by removing air from the stomach through the venting device.

Abstract: An attachment unit of the biological information management system includes a body temperature measurement unit that measures a body temperature of a subject on an underarm portion and a body water measurement unit that measures body water of the subject on the underarm portion, and the body temperature measurement unit and the body water measurement unit of the attachment unit are attached to the underarm portion. The biological information transmission unit sends the body temperature of the subject measured by the body temperature measurement unit and the body water of the subject measured by the body water measurement unit to a determination unit, and the determination unit outputs a determination result of whether or not there is a possibility that the subject develops infection or heatstroke based on information of the body temperature and body water of the subject sent from the biological information transmission unit.

Abstract: An angle measuring device includes an antenna device having antenna elements equally spaced along a first axis and a second axis, respectively, a selecting unit that selects phase differences with which a variance thereof becomes a predetermined value or less, from a plurality of phase differences of signals received from a transmission device by the antenna elements, an azimuth angle computing unit that computes an azimuth angle of the transmission device from a ratio of a first phase difference between signals received by two antenna elements spaced by a predetermined distance along the first axis and a second phase difference between signals received by two antenna elements space by the predetermined distance along the second axis, and an elevation angle computing unit that computes an elevation angle of the transmission device, based on the computed azimuth angle and the first or second phase difference.

Abstract: An injection device is described including a detection unit that includes an electrode that detects electrical characteristics of a biological tissue, a follow-up mechanism that follows motions of the biological tissue, and a puncture unit capable of puncturing the biological tissue. The injection device is configured to administer a predetermined substance to the biological tissue through a hollow portion defined in the puncture unit. A position of the puncture unit is specified based on a position of the electrode. The follow-up mechanism includes a spiral portion spirally extending around the puncture unit, and being stretchable and compressible along an extending direction of the puncture unit. Electrodes are disposed on an annular distal-end projected plane of the spiral portion, as seen from a distal end side of the puncture unit, along a circumferential direction of the puncture unit.

Abstract: A semiconductor device includes a plurality of first trenches each having a stripe-shape, extending in parallel to each other, a first mesa region, a second mesa region, a first interlayer insulating film covering the first mesa region and the second mesa region, and a first contact hole penetrating the first interlayer insulating film to the first mesa region, and extending along a longitudinal direction of the first trenches. The first mesa region includes emitter regions of a first conductivity type periodically provided along the longitudinal direction of the first trenches in a plan view, contact regions of a second conductivity type provided such that each of the emitter regions is interposed between the contact regions along the longitudinal direction in the plan view, and a base region of the second conductivity type provided immediately below the emitter regions and the contact regions.

Abstract: A medicine injection catheter includes: a catheter main body formed with a medicine supply lumen; a tubular body connected to the distal end of the catheter main body and having a lumen communicating with the medicine supply lumen; an injection needle connected to the tubular body; a tubular cover member that accommodates the tubular body and that is configured to be advanced and retracted in the axial direction of the catheter main body between a first position where a distal end of the injection needle is accommodated in the tubular cover and a second position where the distal end of the injection needle protrudes forward from the inside space; a closing member to close and open the lumen of the tubular body, a motion conversion mechanism which converts advancing/retracting motion of the cover member into movement of the closing member to close the lumen of the tubular body.

Abstract: A semiconductor device includes: a drift layer; a mesa region that is interposed between adjacent trenches on the drift layer; a gate electrode buried in each trench through a gate insulating film; a base region of buried in the mesa region; a plurality of emitter regions that are periodically buried in a surface layer portion of the base region along a longer direction of the trench; and contact regions that are alternately buried in the longer direction together with the emitter regions such that each emitter region is interposed between the contact regions, are deeper than the emitter region, and extend immediately below the emitter region so as to be separated from each other, a contact-region contact-width in the longer direction defined in a surface of the contact region being less than an emitter-region contact-width in the longer direction defined in a surface of the emitter region.

Abstract: An injection device is described including a detection unit that includes an electrode that detects electrical characteristics of a biological tissue, a follow-up mechanism that follows motions of the biological tissue, and a puncture unit capable of puncturing the biological tissue. The injection device is configured to administer a predetermined substance to the biological tissue through a hollow portion defined in the puncture unit. A position of the puncture unit is specified based on a position of the electrode. The follow-up mechanism includes a spiral portion spirally extending around the puncture unit, and being stretchable and compressible along an extending direction of the puncture unit. Electrodes are disposed on an annular distal-end projected plane of the spiral portion, as seen from a distal end side of the puncture unit, along a circumferential direction of the puncture unit.

Abstract: A medicine injecting catheter includes a catheter body having a medicine supply lumen, a tubular body coupled to a distal end of the catheter body and having a lumen fluidly communicating with the medicine supply lumen, an injection needle connected to a distal end of the tubular body, a cover member having an interior housing the tubular body, with the cover member disposed on the distal end of the catheter body for reciprocating axial movement between a first position in which the distal end of the needle is in the inner space and a second position in which the distal end of the needle projects forwardly from the inner space, and an opening/closing mechanism for opening/closing the tubular body lumen depending on an angular position of an operating member, and a motion converting mechanism for converting reciprocating movement of the cover member into rotary movement of the operating member.

Abstract: A medicine injection catheter includes: a catheter main body formed with a medicine supply lumen; a tubular body connected to the distal end of the catheter main body and having a lumen communicating with the medicine supply lumen; an injection needle connected to the tubular body; a tubular cover member that accommodates the tubular body and that is configured to be advanced and retracted in the axial direction of the catheter main body between a first position where a distal end of the injection needle is accommodated in the tubular cover and a second position where the distal end of the injection needle protrudes forward from the inside space; a closing member to close and open the lumen of the tubular body, a motion conversion mechanism which converts advancing/retracting motion of the cover member into movement of the closing member to close the lumen of the tubular body.

Abstract: An endoscope includes an insertion portion, a flexible member, a connecting member the proximal end side portion of which is fixed to the distal end side of the flexible member, an outer sheath, a first filling agent that is applied on the outer circumference side of the flexible member in such a manner as to come into contact with at least the distal end side of the outer sheath, an annular member that covers at least the outer circumference of the first filling agent, a protruding portion, and a second filling agent that is applied so as to continuously cover at least the outer circumference of the annular member and the outer circumference on the distal end side of the outer sheath.

Abstract: A semiconductor device includes: a drift layer; a mesa region that is interposed between adjacent trenches on the drift layer; a gate electrode buried in each trench through a gate insulating film; a base region of buried in the mesa region; a plurality of emitter regions that are periodically buried in a surface layer portion of the base region along a longer direction of the trench; and contact regions that are alternately buried in the longer direction together with the emitter regions such that each emitter region is interposed between the contact regions, are deeper than the emitter region, and extend immediately below the emitter region so as to be separated from each other, a contact-region contact-width in the longer direction defined in a surface of the contact region being less than an emitter-region contact-width in the longer direction defined in a surface of the emitter region.

Abstract: In an electrostatic capacitance-type position detection device, a corresponding ground region is formed at an intersection point between a corresponding first virtual center line and a corresponding second virtual center line, and a corresponding detection electrode and a corresponding drive electrode are disposed on the outer side of the relevant ground region. The detection electrodes each include a first electrode line and a second electrode line that extend in a second direction and are disposed so as to sandwich therebetween the ground regions from a first direction. The drive electrodes are each configured by arranging electrode patterns in order in the first direction. The electrode patterns each include a third electrode line that extends in the second direction, and a fourth electrode line and a fifth electrode line that are located on both respective ends of the third electrode line and extend in the first direction.

Abstract: An endoscope including: a tubular flexible member; a bending portion fixing rigid portion; and a bending portion end fixing portion, in which the bending portion includes a bending portion end small-diameter portion, and an outer diameter of a covering portion which configures the bending portion end fixing portion is smaller than an outer diameter of a bending portion fixing rigid portion-side end portion and an outer diameter of an end portion of a middle tube portion of the tubular flexible member.

Abstract: In an electrostatic capacitance-type position detection device, a corresponding ground region is formed at an intersection point between a corresponding first virtual center line and a corresponding second virtual center line, and a corresponding detection electrode and a corresponding drive electrode are disposed on the outer side of the relevant ground region. The detection electrodes each include a first electrode line and a second electrode line that extend in a second direction and are disposed so as to sandwich therebetween the ground regions from a first direction. The drive electrodes are each configured by arranging electrode patterns in order in the first direction. The electrode patterns each include a third electrode line that extends in the second direction, and a fourth electrode line and a fifth electrode line that are located on both respective ends of the third electrode line and extend in the first direction.

Abstract: An endoscope includes an insertion portion, a flexible member, a connecting member the proximal end side portion of which is fixed to the distal end side of the flexible member, an outer sheath, a first filling agent that is applied on the outer circumference side of the flexible member in such a manner as to come into contact with at least the distal end side of the outer sheath, an annular member that covers at least the outer circumference of the first filling agent, a protruding portion, and a second filling agent that is applied so as to continuously cover at least the outer circumference of the annular member and the outer circumference on the distal end side of the outer sheath.

Abstract: An endoscope includes: an insertion portion in which a distal end portion and a bending portion that is bendable in a desired direction are arranged; and an inclined face that is formed in the distal end portion, the inclined face being formed so as to inclinedly intersect with a distal end face of the distal end portion and also a side face adjoining the distal end face, a ridge line formed intersecting with the distal end face and a direction in which the bending portion bends being formed substantially orthogonal to each other, wherein, by contacting against an inner wall of a curved portion of a duct into which the insertion portion is inserted, the inclined face varies a posture thereof so that the insertion portion is rotated and a bending direction of the bending portion matches a curving direction of the curved portion.