Patents Assigned to Direct Flow Medical, Inc.
-
Publication number: 20170079784Abstract: An implantable prosthetic valve has an in situ formable support structure. The valve comprises a prosthetic valve, having a base and at least one flow occluder. A first flexible component is incapable of retaining the valve at a functional site in the arterial vasculature. The first component extends proximally of the base of the valve. A second flexible component is incapable of retaining the valve at a functional site in the arterial vasculature. The second component extends distally of the base of the valve. At least one rigidity component combines with at least one of the first and second flexible components to impart sufficient rigidity to the first or second components to retain the valve at the site.Type: ApplicationFiled: October 19, 2016Publication date: March 23, 2017Applicant: Direct Flow Medical, Inc.Inventors: Randall T. Lashinski, Gordon B. Bishop
-
Patent number: 9572661Abstract: A method for reducing an axial profile of a valve implant includes providing a valve implant having a longitudinal axis and a delivery catheter having a central axis and a distal receiving section. The method further includes helically rolling the valve implant around a rolling axis that is offset at an angle of about 15 degrees to about 60 degrees with respect to the longitudinal axis to form a rolled valve implant having a rolled axis, where the rolled axis is the same as the rolling axis. The method further includes aligning the rolled axis of the rolled valve implant with the central axis of the delivery catheter. The method further includes inserting the rolled valve implant into the distal receiving section of the delivery catheter.Type: GrantFiled: March 10, 2011Date of Patent: February 21, 2017Assignee: Direct Flow Medical, Inc.Inventors: Kevin Robin, Do D. Uong
-
Patent number: 9510941Abstract: An implantable prosthetic valve has an in situ formable support structure. The valve comprises a prosthetic valve, having a base and at least one flow occluder. A first flexible component is incapable of retaining the valve at a functional site in the arterial vasculature. The first component extends proximally of the base of the valve. A second flexible component is incapable of retaining the valve at a functional site in the arterial vasculature. The second component extends distally of the base of the valve. At least one rigidity component combines with at least one of the first and second flexible components to impart sufficient rigidity to the first or second components to retain the valve at the site.Type: GrantFiled: March 22, 2011Date of Patent: December 6, 2016Assignee: DIRECT FLOW MEDICAL, INC.Inventors: Gordon B. Bishop, Randall T. Lashinski
-
Patent number: 9445897Abstract: A delivery system and a method for deploying a cardiovascular prosthetic implant using a minimally invasive procedure are disclosed. The delivery system comprises an introducer catheter, a delivery catheter having a proximal end and a distal end, and a seal assembly, wherein an outer diameter of the distal end of the delivery catheter is greater than an inner diameter of the distal end of the introducer catheter.Type: GrantFiled: February 26, 2013Date of Patent: September 20, 2016Assignee: Direct Flow Medical, Inc.Inventors: Gordon B. Bishop, Kevin C. Robin
-
Patent number: 9433501Abstract: An inflatable implant is disclosed. The inflatable implant comprises at least one inflation channel for forming an inflatable structure of the inflatable implant; and an inflation media disposed within the at least one inflation channel, wherein the inflation media comprises a mixture of an epoxy resin and a hardener, the mixture is configured to gel at about 37° C in less than about 2.5 hours after mixing to form a gelled mixture.Type: GrantFiled: May 18, 2011Date of Patent: September 6, 2016Assignee: DIRECT FLOW MEDICAL, INC.Inventors: Aruna Perera, Trevor Greenan, Larry Rogers
-
Patent number: 9308360Abstract: A cardiovascular prosthetic valve, the valve comprising an inflatable cuff comprising at least one inflatable channel that forms, at least in part, an inflatable structure, and a valve coupled to the inflatable cuff, the valve configured to permit flow in a first axial direction and to inhibit flow in a second axial direction opposite to the first axial direction, the valve comprising a plurality of tissue supports that extend generally in the axial direction and that are flexible and/or movable throughout a range in a radial direction.Type: GrantFiled: December 22, 2010Date of Patent: April 12, 2016Assignee: Direct Flow Medical, Inc.Inventors: Gordon B. Bishop, Do Uong, Randall T. Lashinski
-
Publication number: 20140163667Abstract: Disclosed is a stentless transluminally implantable heart valve, having a formed in place support. The formed in place support exhibits superior crush resistance when compared to conventional balloon expandable or self expandable stent based valves.Type: ApplicationFiled: September 26, 2013Publication date: June 12, 2014Applicant: Direct Flow Medical, Inc.Inventors: Randall T. Lashinski, Gordon B. Bishop
-
Publication number: 20140107691Abstract: A method of treating a patient with a calcified aortic valve includes introducing a guide wire into a blood vessel. The guide wire is advanced through the aorta to the aortic valve and then through the aortic valve. A balloon dilatation catheter is introduced into the blood vessel over the guide wire. The balloon dilatation catheter includes an elongate body, a distal portion, a guide wire lumen, an inflation lumen, and a dilatation balloon. The balloon dilatation catheter further includes at least one deflection wire lumen, and at least one deflection wire residing in the at least one deflection wire lumen and having a distal end attached to the distal portion. The balloon dilatation catheter is advanced over the guide wire through the aorta, through the aortic valve, and the dilatation balloon is inflated.Type: ApplicationFiled: September 11, 2013Publication date: April 17, 2014Applicant: DIRECT FLOW MEDICAL, INC.Inventor: RANDALL T. LASHINSKI
-
Patent number: 8568477Abstract: Disclosed is a stentless transluminally implantable heart valve, having a formed in place support. The formed in place support exhibits superior crush resistance when compared to conventional balloon expandable or self expandable stent based valves.Type: GrantFiled: June 7, 2006Date of Patent: October 29, 2013Assignee: Direct Flow Medical, Inc.Inventors: Randall T. Lashinski, Gordon B. Bishop
-
Patent number: 8556881Abstract: A method of treating a patient with a calcified aortic valve includes introducing a guide wire into a blood vessel. The guide wire is advanced through the aorta to the aortic valve and then through the aortic valve. A balloon dilatation catheter is introduced into the blood vessel over the guide wire. The balloon dilatation catheter includes an elongate body, a distal portion, a guide wire lumen, an inflation lumen, and a dilatation balloon. The balloon dilatation catheter further includes at least one deflection wire lumen, and at least one deflection wire residing in the at least one deflection wire lumen and having a distal end attached to the distal portion. The balloon dilatation catheter is advanced over the guide wire through the aorta, through the aortic valve, and the dilatation balloon is inflated.Type: GrantFiled: February 8, 2012Date of Patent: October 15, 2013Assignee: Direct Flow Medical, Inc.Inventor: Randall T. Lashinski
-
Patent number: 8377118Abstract: An implantable prosthetic valve (100) has an in situ formable support structure. The valve comprises a prosthetic valve (104), having a base and at least one flow occluder. A first flexible component is incapable of retaining the valve at a functional site in the arterial vasculature. The first component (126) extends proximally of the base of the valve. A second flexible component (128) is incapable of retaining the valve at a functional site in the arterial vasculature. The second component extends distally of the base of the valve. At least one rigidity component (300) combines with at least one of the first and second flexible components to impart sufficient rigidity to the first or second components to retain the valve at the site.Type: GrantFiled: May 5, 2005Date of Patent: February 19, 2013Assignee: Direct Flow Medical, Inc.Inventors: Randall T. Lashinski, Gordon B. Bishop
-
Publication number: 20130041458Abstract: A method of implanting a prosthetic valve within the heart comprises translumenally advancing a prosthetic valve comprising an inflatable structure to a position proximate a native valve of the heart. A first chamber of the inflatable structure is inflated and then, independently, a second chamber of the inflatable structure is inflated.Type: ApplicationFiled: October 9, 2012Publication date: February 14, 2013Applicant: DIRECT FLOW MEDICAL, INC.Inventor: Direct Flow Medical, Inc.
-
Patent number: 8308796Abstract: A method of implanting a prosthetic valve within the heart comprises translumenally advancing a prosthetic valve comprising an inflatable structure to a position proximate a native valve of the heart. A first chamber of the inflatable structure is inflated and then, independently, a second chamber of the inflatable structure is inflated.Type: GrantFiled: July 10, 2007Date of Patent: November 13, 2012Assignee: Direct Flow Medical, Inc.Inventors: Randall T. Lashinski, Gordon B. Bishop
-
Publication number: 20120277855Abstract: An implantable prosthetic valve for a human heart is disclosed. The prosthetic valve has an inflatable tubular annular support structure and at least one moveable occluder that controls the flow of blood through the support structure. The support structure has a flow control valve configured for coupling to an inflation lumen for inflating the support structure with an inflation media. The flow control valve seals after decoupling from the inflation lumen and prevents the inflation media from escaping.Type: ApplicationFiled: April 18, 2012Publication date: November 1, 2012Applicant: DIRECT FLOW MEDICAL, INC.Inventors: RANDALL T. LASHINSKI, GORDON B. BISHOP
-
Publication number: 20120203263Abstract: A method of treating a patient with a calcified aortic valve includes introducing a guide wire into a blood vessel. The guide wire is advanced through the aorta to the aortic valve and then through the aortic valve. A balloon dilatation catheter is introduced into the blood vessel over the guide wire. The balloon dilatation catheter includes an elongate body, a distal portion, a guide wire lumen, an inflation lumen, and a dilatation balloon. The balloon dilatation catheter further includes at least one deflection wire lumen, and at least one deflection wire residing in the at least one deflection wire lumen and having a distal end attached to the distal portion. The balloon dilatation catheter is advanced over the guide wire through the aorta, through the aortic valve, and the dilatation balloon is inflated.Type: ApplicationFiled: February 8, 2012Publication date: August 9, 2012Applicant: DIRECT FLOW MEDICAL, INC.Inventor: Randall T. Lashinski
-
Patent number: 8133213Abstract: A method of treating a patient with a calcified aortic valve includes introducing a guide wire into a blood vessel. The guide wire is advanced through the aorta and the aortic valve. A balloon dilatation catheter is introduced into the blood vessel over the guide wire. The balloon dilatation catheter includes an elongate body, a distal portion, a guide wire lumen, an inflation lumen, and a dilatation balloon. The balloon dilatation catheter further includes at least one deflection wire lumen, and at least one deflection wire residing in the at least one deflection wire lumen and having a distal end attached to the distal portion. The balloon dilatation catheter is advanced over the guide wire through the aorta. The deflection wire is pushed towards the distal portion so that the deflection wire bows outward. The balloon dilatation catheter is advanced through the aortic valve, and the dilatation balloon is inflated.Type: GrantFiled: October 18, 2007Date of Patent: March 13, 2012Assignee: Direct Flow Medical, Inc.Inventor: Randall T. Lashinski
-
Publication number: 20120022629Abstract: An inflatable implant is disclosed. The inflatable implant comprises at least one inflation channel for forming an inflatable structure of the inflatable implant; and an inflation media disposed within the at least one inflation channel, wherein the inflation media comprises a mixture of an epoxy resin and a hardener, the mixture is configured to gel at about 37° C. in less than about 2.5 hours after mixing to form a gelled mixture.Type: ApplicationFiled: May 18, 2011Publication date: January 26, 2012Applicant: DIRECT FLOW MEDICAL, INC.Inventors: Aruna Perera, Trevor Greenan, Larry Rogers
-
Publication number: 20120016468Abstract: A delivery catheter and a method for deploying a cardiovascular prosthetic implant using a minimally invasive procedure are disclosed. The delivery catheter comprises an elongate, flexible catheter body having a proximal end and a distal end, wherein the distal end has an outer diameter of 18 French or less, a cardiovascular prosthetic implant at the distal end of the catheter body, wherein the cardiovascular prosthetic implant comprises an inflatable cuff and a tissue valve coupled to the inflatable cuff, and at least one link between the catheter body and the cardiovascular prosthetic implant.Type: ApplicationFiled: May 18, 2011Publication date: January 19, 2012Applicant: DIRECT FLOW MEDICAL, INC.Inventors: Kevin Robin, Do Uong, Gordon Bishop
-
Patent number: 8012201Abstract: A cardiovascular prosthetic valve comprises an inflatable body that has at least a first inflatable chamber and a second inflatable chamber that is not in fluid communication with the first inflatable chamber. The inflatable body is configured to form, at least in part, a generally annular ring. A valve is coupled to the inflatable body. The valve is configured to permit flow in a first axial direction and to inhibit flow in a second axial direction opposite to the first axial direction. A first inflation port is in communication with the first inflatable chamber. A second inflation port in communication with the second inflatable chamber.Type: GrantFiled: May 5, 2005Date of Patent: September 6, 2011Assignee: Direct Flow Medical, Inc.Inventors: Randall T. Lashinski, Gordon B. Bishop
-
Publication number: 20110213460Abstract: An implantable prosthetic valve has an in situ formable support structure. The valve comprises a prosthetic valve, having a base and at least one flow occluder. A first flexible component is incapable of retaining the valve at a functional site in the arterial vasculature. The first component extends proximally of the base of the valve. A second flexible component is incapable of retaining the valve at a functional site in the arterial vasculature. The second component extends distally of the base of the valve. At least one rigidity component combines with at least one of the first and second flexible components to impart sufficient rigidity to the first or second components to retain the valve at the site.Type: ApplicationFiled: March 22, 2011Publication date: September 1, 2011Applicant: DIRECT FLOW MEDICAL, INC.Inventors: Randall T. Lashinski, Gordon B. Bishop