Patents Assigned to Medtentia
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Patent number: 10918480Abstract: A medical device (1300) for holding an annuloplasty ring (101) is disclosed comprising a support (102) defining first and second peripheral edges (103, 126) each with a curvature about which said cardiac valve implant can be fitted, wherein the support comprises a grip section (128, 129) positioned between and connected with the first and second peripheral edges at opposite sides of the grip section, the grip section defining an opening for engagement with a gripper tool in use of the support, wherein said grip section is recessed inwards from either of said first and second peripheral edges thereby defining said opening between said support and said cardiac valve implant when held in place by said support. A method of manufacturing a medical device is disclosed.Type: GrantFiled: November 6, 2013Date of Patent: February 16, 2021Assignee: Medtentia International Ltd. OyInventor: Olli Keränen
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Patent number: 10905555Abstract: A medical securing, such as a suturing device (100) for securing a cardiac implant device (400A, 400B) with a securing member (102), like a suture. The medical securing device comprises an elongated sheath (101) extending in a longitudinal direction and having proximal (101A) and distal (101B) ends. The distal end of the elongated sheath has a support portion (101C) to support the elongated sheath to the cardiac implant device and/or to the tissue (20). The medical securing device comprises also a securing member introduction device (103) extending from the sheath (101) and having proximal (103A) and distal (103B) ends. The distal end (103B) of the securing member introduction device (103) is configured to deliver the securing member (102) to the cardiac implant device and to secure the cardiac implant device to the annulus (20) of the valve with the securing member (102).Type: GrantFiled: August 16, 2016Date of Patent: February 2, 2021Assignee: Medtentia International Ltd OyInventors: Ger O'Carroll, Stuart Deane, Jake O'Regan, Hans-Reinhard Zerkowski, Olli Keränen
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Publication number: 20200397580Abstract: A device and method for improving the function of a heart valve involves insertion of a device having a first and a second shape into the heart valve. Two contact points of the device in the first shape are separated by a distance essentially corresponding to a distance between two commissures of the heart valve and separated by an increased distance in the second shape. The device is inserted into the heart valve to establish a contact between the contact points and the commissures and transformed from the first shape to said second shape in abutment with valve tissue throughout a cycle of heart action. The device may change the shape of the heart valve by stretching it between the commissures for improving the ability of the heart valve to close.Type: ApplicationFiled: September 6, 2020Publication date: December 24, 2020Applicant: Medtentia International Ltd., OyInventor: Olli Keränen
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Patent number: 10856983Abstract: A medical system for repairing a mitral valve comprising a catheter (5) with a temporary valve (10), a commissure locator device (20), wherein the commissure locator device and the temporary valve are connected, and an annuloplasty implant (30).Type: GrantFiled: January 27, 2014Date of Patent: December 8, 2020Assignee: MEDTENTIA INTERNATIONAL LTD. OYInventors: Olli Keränen, Jani Virtanen, Mark Pugh, Ger O'Carroll, Adrian Moran
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Patent number: 10842625Abstract: An annuloplasty implant comprises a plurality of individual wires, each extending in a longitudinal direction of the implant between first and second opposite ends of the implant. A locking unit arranged at at least one of the ends comprises a locking structure connected to the plurality of individual wires, thereby collecting said plurality of individual wires together at at least one of the ends. The locking structure is configured to allow a relative movement between at least two of the plurality of individual wires inside the locking structure.Type: GrantFiled: October 13, 2016Date of Patent: November 24, 2020Assignee: Medtentia International Ltd OyInventors: Ger O'Carroll, Mark Pugh, Adrian Moran, Chen Xie
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Patent number: 10765516Abstract: A device for improving the function of a heart valve has a first and a second shape. The device comprises two contact points, wherein the device in the first shape exhibits a distance between the two contact points essentially corresponding to a distance between two commissures of the heart valve and the device in the second shape exhibits an increased distance between the contact points. The device is in the first shape arranged for insertion to the heart valve to establish a contact between the contact points and the commissures. The device is transferable from said first shape to said second shape, and the device is in the second shape arranged for extending in abutment with valve tissue throughout a cycle of heart action. The device may change the shape of the heart valve by stretching it between the commissures for improving the ability of the heart valve to close.Type: GrantFiled: January 11, 2019Date of Patent: September 8, 2020Assignee: Medtentia International Ltd., OyInventor: Olli Keränen
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Publication number: 20200197176Abstract: A method of repairing a defective heart valve is disclosed comprising directing an implant delivery catheter to form a first curve of the implant delivery catheter around chordae of the heart valve on a ventricular side of the heart valve, inserting the implant delivery catheter through the heart valve to an atrial side thereof, forming a second curve of the delivery catheter along an annulus of the heart valve on the atrial side, and ejecting an annuloplasty implant from the delivery catheter while retracting the delivery catheter such that the annuloplasty implant is arranged along the first and second curve on the ventricular and atrial side.Type: ApplicationFiled: March 5, 2020Publication date: June 25, 2020Applicant: Medtentia International Ltd OyInventors: Hans-Reinhard Zerkowski, Olli Keränen, Jani Virtanen
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Publication number: 20200188112Abstract: A device for improving the function of a heart valve comprises a first loop-shaped support, which is configured to abut a first side of the heart valve, and a first flange unit being connected to said first loop-shaped support. The flange unit is configured to be arranged against said annulus when said first loop-shaped support is abutting said heart valve.Type: ApplicationFiled: February 26, 2020Publication date: June 18, 2020Applicant: Medtentia International Ltd. OyInventor: Olli Keränen
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Publication number: 20200093598Abstract: A device for improving the function of a heart valve comprises a first loop-shaped support, which is configured to abut a first side of the heart valve. A first flange unit is may be configured as a fabric sleeve covering the loop-shaped support. A portion of the fabric sleeve forms a flange that is attached to the annulus when said first loop-shaped support is abutting said heart valve. The flange is provideable by folding at least a portion of said sleeve over itself for forming a double layer of opposing fabrics thereof, such that said sleeve comprises a flange portion extending from said first loop-shaped support configured to overlap a surface of and form a collar around, at least a portion of said annulus.Type: ApplicationFiled: September 4, 2019Publication date: March 26, 2020Applicant: Medtentia International Ltd. OyInventors: Olli Keränen, Hans-Reinhard Zerkowski
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Publication number: 20200093600Abstract: A medical system is disclosed for treating a defective mitral valve (MV) having an annulus (A). The system has a removable and flexible elongate displacement unit for temporary insertion into a coronary sinus (CS) adjacent the valve, wherein the displacement unit has a delivery state for delivery into said CS, and an activated state to which the displacement unit is temporarily and reversibly transferable from the delivery state. The displacement unit has a proximal reversibly expandable portion, a distal anchoring portion being movable in relation to the proximal expandable portion in a longitudinal direction of the displacement unit to the activated state in which the shape of the annulus is modified to a modified shape (A?); and an annuloplasty device for permanent fixation at the mitral valve annulus by annuloplasty of the valve when the modified shape is obtained.Type: ApplicationFiled: November 7, 2019Publication date: March 26, 2020Applicant: Medtentia International Ltd OyInventors: Olli Keränen, Hans-Reinhard Zerkowski
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Patent number: 10595995Abstract: A device for improving the function of a heart valve comprises a first loop-shaped support, which is configured to abut a first side of the heart valve, and a first flange unit being connected to said first loop-shaped support. The flange unit is configured to be arranged against said annulus when said first loop-shaped support is abutting said heart valve.Type: GrantFiled: May 21, 2015Date of Patent: March 24, 2020Assignee: Medtentia International Ltd. OyInventor: Olli Keränen
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Patent number: 10595998Abstract: A method of repairing a defective heart valve is disclosed comprising directing an implant delivery catheter to form a first curve of the implant delivery catheter around chordae of the heart valve on a ventricular side of the heart valve, inserting the implant delivery catheter through the heart valve to an atrial side thereof, forming a second curve of the delivery catheter along an annulus of the heart valve on the atrial side, and ejecting an annuloplasty implant from the delivery catheter while retracting the delivery catheter such that the annuloplasty implant is arranged along the first and second curve on the ventricular and atrial side.Type: GrantFiled: June 19, 2017Date of Patent: March 24, 2020Assignee: Medtentia International Ltd OyInventors: Hans-Reinhard Zerkowski, Olli Keränen, Jani Virtanen
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Patent number: 10517724Abstract: A medical system for treating a defective mitral valve (MV) having an annulus (A). The system has a removable and flexible elongate displacement unit for temporary insertion into a coronary sinus (CS) adjacent the valve, wherein the displacement unit has a delivery state for delivery into said CS, and an activated state to which the displacement unit is temporarily and reversibly transferable from the delivery state. The displacement unit has a proximal reversibly expandable portion, a distal anchoring portion being movable in relation to the proximal expandable portion in a longitudinal direction of the displacement unit to the activated state in which the shape of the annulus is modified to a modified shape (A?); and an annuloplasty device for permanent fixation at the mitral valve annulus by annuloplasty of the valve when the modified shape is obtained.Type: GrantFiled: May 21, 2014Date of Patent: December 31, 2019Assignee: Medtentia International Ltd. OyInventors: Olli Keränen, Hans-Reinhard Zerkowski
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Patent number: 10512541Abstract: A medical device for delivering and retrieving a medical implant is disclosed comprising a sheath, a wire having a distal end and being movable in a lumen of the sheath in a longitudinal direction of the sheath. The distal end comprises a locking structure for receiving and interlock with a complementary mating surface of a medical implant, wherein the locking structure comprises a first locking surface aligned in a first radial direction to lock rotational movement of the implant, when received in the locking structure, around the longitudinal direction. The wire comprises a pivotable locking portion having an open and a closed position, the locking portion has a locking structure with a recess locking movement of the implant, when received in the locking structure, in the longitudinal direction, when the locking portion is in the closed position.Type: GrantFiled: February 18, 2015Date of Patent: December 24, 2019Assignee: Medtentia International Ltd. OyInventors: Hans-Reinhard Zerkowski, Ger O'Carroll, Mark Pugh
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Publication number: 20190350707Abstract: An annuloplasty device is disclosed comprising first and second support rings being configured to be arranged as a coil in a first configuration around an axial direction, wherein the first and second support rings are configured to be arranged on opposite sides of native heart valve leaflets of a heart valve, a stiffening unit, wherein at least part of the first and second support rings comprises an interior channel configured to receive the stiffening unit, wherein insertion of the stiffening unit into the interior channel increases the stiffness of the first and/or second support rings. A method of repairing a defective heart valve is also disclosed.Type: ApplicationFiled: May 21, 2018Publication date: November 21, 2019Applicant: Medtentia International Ltd OyInventors: Hans-Reinhard Zerkowski, Olli Keränen, Johannes Jung
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Publication number: 20190262130Abstract: The present disclosure relates to an arrangement, a loop-shaped support, a prosthetic heart valve and a method of repairing or replacing a native heart valve. With the method or the arrangement, leakage or regurgitation between a prosthetic heart valve and the surrounding valve tissue is prevented. In one embodiment, an arrangement for replacement or repair of a native heart valve is provided, which comprises a loop-shaped support 41 and a prosthetic heart valve 70 and wherein an outer segment 32 of the loop-shaped support 41 is positionable towards surrounding valve tissue of a native heart valve and wherein an outer surface 74 of the prosthetic heart valve 70 is positionable towards an inner segment 34 of the loop-shaped support 41 so as to prevent paravalvular leakage or regurgitation between the prosthetic heart valve 70 and the surrounding valve tissue of the native heart valve.Type: ApplicationFiled: May 7, 2019Publication date: August 29, 2019Applicant: Medtentia International Ltd OyInventor: Olli Keränen
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Publication number: 20190240021Abstract: A medical device is disclosed that reinforces weakened or degenerated areas of at least a portion of a leaflet (24) Of the heart valve. Function of a heart valve is thus improved. The medical device comprises at least a first partly flexible leaflet reinforcement patch (30) having an extension between an inner section (34) and an outer section (32), wherein said outer section (32) is configured to be oriented towards said annulus,and said inner section (34) is configured to be oriented towards said inner section of said valve tissue, and at least a portion of said inner section (34) of said flexible leaflet reinforcement patch (32) having at least one of said plurality of leaflets (24) in juxtaposition to said portion of said inner section (34), and said portion of said inner section (34) being positioned to provide reinforcement to said plurality of leaflets (24).Type: ApplicationFiled: December 21, 2018Publication date: August 8, 2019Applicant: Medtentia International Ltd OyInventor: Olli Keränen
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Patent number: 10349934Abstract: An annuloplasty stitching device (1) is disclosed for stitching at a stitch site in a patient. The stitching device comprises a support structure (2) comprising, an elongate center support (21) extending along an axial direction (27) between a proximal end and a distal end, a stitching arrangement (3) comprising, at least one elongate linkage section (31) being movably attached at a support end (25) of the linkage section to the center support, and at least one stitching member (32) arranged at a stitch end (26) of the linkage section and being movable along said axial direction by a pivoting action of the linkage section.Type: GrantFiled: May 22, 2014Date of Patent: July 16, 2019Assignee: Medtentia International Ltd. OyInventors: Mark Pugh, Ger O'Carroll, Adrian Moran
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Publication number: 20190201201Abstract: A delivery system and method for delivery of an annuloplasty implant for a patient are disclosed. The delivery system comprises a commissure locator device for locating a commissure, comprising; an extension member, a catheter, and wherein the extension member is extendable relative the catheter for location of at least one commissure of a cardiac valve, and a coronary sinus contractor for temporary insertion into the coronary sinus (CS) and having a displacement unit being temporarily transferable to an activated state in Which the shape of the annulus Of the heart valve is modified to a modified shape to be retained by said annuloplasty implant.Type: ApplicationFiled: March 7, 2019Publication date: July 4, 2019Applicant: Medtentia International Ltd OyInventors: Hans-Reinhard Zerkowski, Olli Keränen, Ger O'Carroll, Mark Pugh, Adrian Moran
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Patent number: 10327766Abstract: A stapling device (100) for attaching a clip (205) to tissue is disclosed comprising a sheath (101) having a distal end (102) for delivery of said clip, a pusher unit (103, 103?) being movable inside said sheath along a longitudinal direction (104) of said sheath, said distal end comprising a clip guide (105, 105?) in which said clip is movable in said longitudinal direction, wherein said clip guide has a closed (G) configuration in which said clip guide is adapted to apply a restraining force on said clip so that said clip assumes a delivery shape (C), and an open (G?) configuration in which said clip assumes a relaxed shape (C?), wherein said pusher unit is movable from a proximal position (P) in which said clip guide is in said closed configuration, to a distal position (P?) in which said pusher unit engages said clip guide and the clip guide is in said open configuration.Type: GrantFiled: February 18, 2015Date of Patent: June 25, 2019Assignee: Medtentia International OyInventors: Hans-Reinhard Zerkowski, Mark Pugh, Adrian Moran, Ger O'Carroll