Abstract: A balloon catheter includes a balloon that is inflatable and deflatable, includes a straight tube portion and a linear protrusion that protrudes from an outer surface of the straight tube portion and extends in an axial direction of the straight tube portion. The linear protrusion includes a slope portion wherein a ridge slopes down to the outer surface, the slope portion includes a first slope portion in which the ridge slopes down to the outer surface toward a tip-end side, and the linear protrusion has a projection height from the outer surface that becomes lower toward the tip-end side in the axial direction within a region between a base-end side edge of the first slope portion and a tip-end side edge of the linear protrusion.

Abstract: A hemostatic device is provided with: a first tubular member; a positioning member having a first engagement section and engageable with an opening of a blood vessel; a hemostatic agent arranged further to a proximal end side than the first engagement section of the first positioning member; a push-out member making it possible to push the hemostatic agent out from a distal end section of the first tubular member when the push-out member is moved; a first operation unit for executing a first distal end operation for causing the first tubular member and the push-out member to move in a relative manner to a distal end side, and a second distal end operation for causing the push-out member to move in a relative manner to the distal end side; and a switching mechanism for restricting the second distal end operation until the first distal end operation is completed.

Abstract: A balloon catheter includes a balloon that is formed of film and includes an inflation/deflation portion. The inflation/deflation portion includes a plurality of linear projections that projects in a thickness direction of the film and extends along a surface of the film. One of the linear projections is an inner projection that projects inside the balloon.

Abstract: A catheter includes: an outer tube that includes a lumen; an inner tube that is inserted into the lumen and has a base end portion joined to an intermediate position of the outer tube in an axis direction; a core wire that is inserted into the lumen and extends to a tip end of the outer tube beyond the base end portion; and a securing portion that is disposed at an intermediate position of an overlapping range in the axis direction, the inner tube and the core wire overlapping each other in the overlapping range, and secures the inner tube or the core wire to the outer tube.

Abstract: A balloon catheter includes an inflatable balloon disposed on a tip-end side of the balloon catheter. A linear part of an outer surface of the inflatable balloon extends linearly in an axial direction of the inflatable balloon, the linear part has a notch at an intermediate position in a length direction of the linear part, and the notch opens in a direction intersecting the length direction.

Abstract: A balloon catheter includes a balloon that is formed of film and includes an inflation/deflation portion. The inflation/deflation portion includes a plurality of linear projections that projects in a thickness direction of the film and extends along a surface of the film. One of the linear projections is an inner projection that projects inside the balloon.

Abstract: A balloon catheter includes an inflatable balloon disposed on a tip-end side of the balloon catheter. The balloon includes: an inflatable straight tube portion; and a tip-end side tapered portion tapered from a tip end of the straight tube portion toward the tip-end side. The balloon catheter further includes a plurality of projections that projects from an outer surface of the balloon and linearly extends along the outer surface. The plurality of projections includes: a first projection disposed at the straight tube portion; and a second projection disposed at the tip-end side tapered portion. At least a part of the second projection in a longitudinal direction thereof includes a high projecting part having a larger projection amount than a projection amount of the first projection.

Abstract: A balloon catheter includes a balloon/shaft assembly and a linear member. The balloon/shaft assembly includes a catheter shaft extending from a proximal end to a distal end and a balloon connected to the catheter shaft. The linear member straddles an inflatable region of the balloon and is mounted on the balloon/shaft assembly. The linear member includes a hard portion and a flexible portion. The hard portion includes at least an outer portion disposed on an opposite side to an inner portion facing the inflatable region, of a portion disposed along an outer peripheral surface of the inflatable region in an inflated state. The flexible portion is a portion other than the hard portion. The flexible portion is extendable and has a lower hardness than the hard portion.

Abstract: A balloon catheter includes an outer shaft, an inner shaft, and an inflatable balloon. The inner shaft is inserted inside the outer shaft. A part of the inner shaft extends beyond a leading end of the outer shaft. The inflatable balloon includes a base end side joint portion and a leading end side joint portion, the base end side joint portion is joined to the outer shaft and the leading end side joint portion is joined to the inner shaft. The inner shaft has an extension portion configured to extend in an axial line direction. The extension portion is located closer to the base end side of the outer shaft than to the leading end side joint portion of the inflatable balloon.

Abstract: The stent graft (10) comprises a cylinder comprising a graft material in the form of a film and a stent that supports the cylinder. Further, the stent graft (10) is inserted within a region from the ascending aorta to the sinus of valsalva, and the stent graft comprises cylindrical body section (11) arranged in the ascending aorta and the sinus of valsalva section (12) arranged in the sinus of valsalva and having an inner diameter larger than that of the body section (11).

Abstract: A hemostatic device is provided with: a first tubular member; a positioning member having a first engagement section and engageable with an opening of a blood vessel; a hemostatic agent arranged further to a proximal end side than the first engagement section of the first positioning member; a push-out member making it possible to push the hemostatic agent out from a distal end section of the first tubular member when the push-out member is moved; a first operation unit for executing a first distal end operation for causing the first tubular member and the push-out member to move in a relative manner to a distal end side, and a second distal end operation for causing the push-out member to move in a relative manner to the distal end side; and a switching mechanism for restricting the second distal end operation until the first distal end operation is completed.

Abstract: A stent includes a cylindrical main body portion, a linkage portion, and a marker attachment portion. The main body portion extends in an axial direction. The linkage portion extends from an end of the main body portion in the axial direction. The marker attachment portion is linked to the main body portion through the linkage portion. The linkage portion includes a bent portion tilting the marker attachment portion outward in a radial direction of the main body portion.

Abstract: A balloon catheter includes a catheter shaft, a balloon, a linear member, and an urging member. The catheter shaft extends from a proximal end to a distal end. The balloon is connected to the catheter shaft and includes an inflation region that can be inflated. The linear member includes a distal end portion and a proximal end. At least one of the distal end portion and the proximal end portion are movable along an extending direction of the catheter shaft. The urging member is configured to be capable of urging a movement portion. The urging member is partially bonded to the catheter shaft.

Abstract: A hemostatic connector includes an insertion hole, a hemostatic member, a connector main body part, and a coupling pipe part. The insertion hole is configured such that an introduction member is inserted through the insertion hole. The hemostatic member is configured to block a gap between a peripheral surface of the insertion hole and the introduction member. The hemostatic member is provided in the connector main body part. The coupling pipe part is configured to be coupled to a hub of a sheath introducer. The coupling pipe part is configured to be coupled to the hub in a state in which the coupling pipe part penetrates a hemostatic valve provided in an internal hole of the hub when the coupling pipe part is inserted into the internal hole. The connector main body part and the coupling pipe part are configured to be inseparable.

Abstract: A hemostatic connector includes an insertion hole, a hemostatic member, a connector main body part, and a coupling pipe part. The insertion hole is configured such that an introduction member is inserted through the insertion hole. The hemostatic member is configured to block a gap between a peripheral surface of the insertion hole and the introduction member. The hemostatic member is provided in the connector main body part. The coupling pipe part is configured to be coupled to a hub of a sheath introducer. The coupling pipe part is configured to be coupled to the hub in a state in which the coupling pipe part penetrates a hemostatic valve provided in an internal hole of the hub when the coupling pipe part is inserted into the internal hole. The connector main body part and the coupling pipe part are configured to be inseparable.

Abstract: A balloon catheter includes a catheter shaft, a balloon, a linear member, and a pressing member. The catheter shaft extends in an extension direction from a proximal end toward a distal end. The balloon is provided on the catheter shaft and inflatable in a radially outward direction centered on the catheter shaft. The linear member disposed on at least a portion of an outer circumferential surface of the balloon and extending in the extension direction. The pressing member presses the linear member against the balloon.

Abstract: A balloon for a catheter includes an inflation part, a connecting part, and a joint part. The inflation part extends in a cylindrical shape along an extension direction in an inflated state. The connecting part includes a first connecting part connected to the inflation part at a first point, a second connecting part connected to the joint part at a second point, and a third connecting part disposed between the first connecting part and the second connecting part. When the inflation part is in the inflated state, both a first angle and a second angle are larger than a third angle.

Abstract: A valve body for a medical device includes a base including a first surface and a second surface and slits provided in the base. The slits include a first slit and a second slit. The first slit extends from the first surface toward the second surface by a first length. The second slit extends from the second surface toward the first surface by a second length. The at least a part of each of the first slit and the second slit are connected at a connecting section. When the introduction member is introduced into a living organism, the introduction member passes through the connecting section and moves from the first surface side toward the second surface side. In a single state in which the valve body is not assembled with the medical device, a gap of the second slit is smaller than a gap of the first slit.

Abstract: A hemostatic connector includes an insertion hole, a hemostatic member, a connector main body part, and a coupling pipe part. The insertion hole is configured such that an introduction member is inserted through the insertion hole. The hemostatic member is configured to block a gap between a peripheral surface of the insertion hole and the introduction member. The hemostatic member is provided in the connector main body part. The coupling pipe part is configured to be coupled to a hub of a sheath introducer. The coupling pipe part is configured to be coupled to the hub in a state in which the coupling pipe part penetrates a hemostatic valve provided in an internal hole of the hub when the coupling pipe part is inserted into the internal hole. The connector main body part and the coupling pipe part are configured to be inseparable.

Abstract: A balloon catheter includes a balloon/shaft assembly and a linear member. The balloon/shaft assembly includes a catheter shaft extending from a proximal end to a distal end and a balloon connected to the catheter shaft. The linear member straddles an inflatable region of the balloon and is mounted on the balloon/shaft assembly. The linear member includes a hard portion and a flexible portion. The hard portion includes at least an outer portion disposed on an opposite side to an inner portion facing the inflatable region, of a portion disposed along an outer peripheral surface of the inflatable region in an inflated state. The flexible portion is a portion other than the hard portion. The flexible portion is extendable and has a lower hardness than the hard portion.