SORIN BIOMEDICA CARDIO S.R.L. Patent applications |
Patent application number | Title | Published |
20120323312 | STENT FOR ENDOLUMINAL DELIVERY OF ACTIVE PRINCIPLES OR AGENTS - The present invention provides a stent for implantation at a site within a human or animal body comprising: an expandable body having an inner surface and an outer surface; and treatment agents applied to the outer surface of the expandable body, the treatment agents comprising a combination of Paclitaxel and FK506 or their derivatives or analogues. | 12-20-2012 |
20120172982 | CARDIAC VALVE PROSTHESIS - A cardiac valve prosthesis includes a frame and a set of prosthetic valve leaflets supported by the frame. The frame defines a principal axis of the cardiac valve prosthesis and includes first and second annular elements expandable from a radially contracted state to a radially expanded state, a plurality of valve supports supporting the leaflets, and a plurality of connecting members. The valve supports are angularly spaced from one another about the principal axis of the cardiac valve prosthesis, and the connecting members extend between and connect the first and second annular elements. When the annular elements are in the radially expanded state each of the connecting members arches radially outward with respect to the annular elements and is configured to project into one of the Valsalva sinuses when implanted. The connecting members are angularly spaced from the valve supports about the principal axis. | 07-05-2012 |
20110306124 | METHOD FOR DETOXIFYING A BIOLOGICAL TISSUE - Biological tissues may be prepared for use in biological prostheses. The biological tissue may be fixated with glutaraldehyde and may be subjected to successive treatment of the tissue with a solution containing taurine to neutralize excess aldehyde groups that remain free after fixation. | 12-15-2011 |
20110288636 | SUPPORT DEVICE FOR VALVE PROSTHESES AND CORRESPONDING KIT - A support device for implanting stentless valve prostheses, such as biological heart valves, includes a hub and a plurality of support portions for supporting the stentless valve prosthesis. The hub defines a manipulation axis for the device and is flexibly connected to the support portions to allow displacing the manipulation axis for the device between the support portions. | 11-24-2011 |
20110264205 | EXPANDABLE PROSTHETIC VALVE CRIMPING DEVICE - A device for crimping an implantable device or a part thereof between a radially expanded condition and a radially contracted condition, includes first and second annular bodies arranged about a common axis, and a ring-like array of linear crimping elements having respective opposite ends linked to the first and second annular bodies, respectively. These annular bodies are relatively rotatable around the common axis between a first position, wherein the annular array of crimping elements define a wider orifice for receiving a device to be crimped, and a second position, wherein the annular array of crimping elements define a narrower orifice. | 10-27-2011 |
20110213457 | ANGIOPLASTY STENTS - An angioplasty stent comprises a body comprising a plurality of successive segments connected in pairs by bridge means so that the successive segments can be oriented relative to one another for the purposes of bending of the body in any direction defined by a linear combination of respective orientation axes defined by the bridge connection means. During the radial expansion of the stent, the axial contraction of the segments resulting from the opening-out of the respective loops is compensated by axial projection of the bridge elements from the respective concave portions. The wall of the body comprises arms for supporting a lumen as well as regions which are selectively deformable during the expansion of the stent, the arms and the selectively deformable regions having different cross-sections and/or cross-sectional areas. At least one portion of the body may have a substantially reticular structure, the branches of which define geometrical figures identifiable as fractals. | 09-01-2011 |
20110066228 | CARRIER AND KIT FOR INTRALUMINAL DELIVERY OF ACTIVE PRINCIPLES OR AGENTS - A carrier for delivering at least one active principle at an intraluminal site. The carrier includes a carrier body, such as a stent. The carrier body is provided with one or more reservoirs. The reservoirs contain nanoparticles which convey at least one active principle. The nanoparticles also comprise a substance having characteristics of preferential affinity attraction to a desired region at the intraluminal site. The nanoparticles can migrate toward the preferred region. | 03-17-2011 |
20100292783 | DEVICE FOR SURGICAL INTERVENTIONS - A device for locating an operational unit within a patient's body within the framework of a minimally-invasive surgery intervention includes a shaft having a distal end carrying an operational unit. The device includes an illuminator located at the distal end of the shaft. The illuminator is selectively adjustable to provide a selectively variable lighting field in correspondence with the operational unit. The device may be, for example, a delivery system for a heart valve or a balloon device for post-dilation of such a heart valve once implanted. | 11-18-2010 |
20100292782 | DEVICE FOR THE IN SITU DELIVERY OF HEART VALVES - A device for deploying a cardiac valve prosthesis includes at least one constraint member for radially constraining radially expandable annular portions of the valve. The constraint member is actuatable to release the annular formations constrained thereby and permit radial expansion of these annular formations. The constraint member has associated a first, slow-acting actuating mechanism and a second, fast-acting mechanism, adapted to produce relatively slow and fast release of the annular formations constrained thereby. The device may include a first constraint member and second constraint member in the form of telescoping sleeves. The slow-acting actuating mechanism will thus act on the outer sleeve, while the fast-acting mechanism will act on the inner sleeve to produce, respectively, slow and fast release of the annular formations. | 11-18-2010 |
20100241216 | STENTS FOR ANGIOPLASTY - A stent has a substantially tubular body defining a longitudinal axis including first and second adjacent annular segments, each segment defining a substantially sinusoidal shape having a plurality of peaks and valleys, the peaks of the first segment extending toward the second segment and being aligned longitudinally with the valleys of the second segment. A plurality of bridge elements interconnect the annular segments. Each bridge element has a U-shaped portion between first and second connector arms, the first connector arm of one bridge element being connected between a first peak and a first valley of the first segment and the second connector arm of the one bridge element being connected between a first peak and a first valley of the second segment. | 09-23-2010 |
20100216376 | PROCESS FOR PRODUCING A STENT FOR ANGIOPLASTY - A stent has surface sculpturing, preferably on its outer surface only, having, for example, microspheres, having the function of increasing the actual geometric surface area of the stent, of creating undercuts and roughness to encourage the application of coatings of active or activatable agents, as well as of improving the attachment of the stent to the blood vessel wall. | 08-26-2010 |
20100161045 | EXPANDABLE PROSTHETIC VALVE HAVING ANCHORING APPENDAGES - A heart valve prosthesis includes an expandable prosthetic valve including three valve leaflets coupled to an anchoring structure. The anchoring structure includes an annular member and a plurality of arms movably coupled to the annular member at one end. The free ends of the arms extend radially away from the prosthesis toward a valve annulus. The arms are configured to fit in a space defined between an open native valve leaflet and a wall of a valve sinus. The arms are sufficiently resilient such that they resist downward movement in response to pressure exerted on the prosthesis, facilitating anchorage and stabilization of the prosthesis at the implantation site. | 06-24-2010 |
20100004736 | ANGIOPLASTY STENTS - An angioplasty stent comprises a body comprising a plurality of successive segments connected in pairs by bridge means so that the successive segments can be oriented relative to one another for the purposes of bending of the body in any direction defined by a linear combination of respective orientation axes defined by the bridge connection means. During the radial expansion of the stent, the axial contraction of the segments resulting from the opening-out of the respective loops is compensated by axial projection of the bridge elements from the respective concave portions. The wall of the body comprises arms for supporting a lumen as well as regions which are selectively deformable during the expansion of the stent, the arms and the selectively deformable regions having different cross-sections and/or cross-sectional areas. At least one portion of the body may have a substantially reticular structure, the branches of which define geometrical figures identifiable as fractals. | 01-07-2010 |
20090287296 | ATRAUMATIC PROSTHETIC HEART VALVE PROSTHESIS - An atraumatic heart valve prosthesis includes a prosthetic valve coupled to an expandable anchoring structure including a outflow portion configured to taper inwardly in a distal direction towards a central axis of the prosthesis. By this configuration, the distal end of the anchoring structure imparts less force upon the vessel wall (e.g., the aortic tunica intima) during continued expansion and contraction of the heart. The expandable anchoring structure can be balloon expandable or self-expanding. | 11-19-2009 |
20090099653 | EXPANDABLE VALVE PROSTHESIS WITH SEALING MECHANISM - A prosthetic heart valve includes at least one sealing member. The sealing member is adapted to conform to any surface irregularities found on the inner surface of the valve annulus, including any calcium deposits formed on the valve leaflets. The sealing member can be self-expanding or non-expanding. When deployed, the sealing member is adapted to create a blood tight seal between the prosthetic heart valve and the inner surface of the valve annulus thereby minimizing and/or eliminating perivalvular leakage at the implantation site. | 04-16-2009 |
20090069889 | STREAMLINED, APICAL DELIVERY SYSTEM FOR IN SITU DEPLOYMENT OF CARDIAC VALVE PROSTHESES - A system for implanting a heart valve prosthesis in a patient's heart includes a balloon expandable, tissue, stented heart valve, and an apical valve delivery device for delivering the stented heart valve to a target site in the patient's heart. The delivery device includes an inflation balloon module for expanding the stented heart valve prosthesis, markers on the delivery device to assist in location of the delivery device at an appropriate location, and a streamlined cap. | 03-12-2009 |
20090069886 | PROSTHETIC VALVE DELIVERY SYSTEM INCLUDING RETROGRADE/ANTEGRADE APPROACH - A device for implanting an expandable heart valve prosthesis at a valve annulus in a patient's heart includes an implantation device configured to extend from a first opening in the patient's body, through the patient's aorta, through a valve annulus, through an opening in a ventricle, and to exit through the patient's thoracic region. The device further includes a port having a hemostasis valve for providing access through the patient's thoracic region and into the ventricle and at least two interchangeable modules configured for delivery using the implantation device. | 03-12-2009 |
20090032469 | FILTER FOR BODY FLUIDS - A filter for body fluids includes a housing with a filtering element. The filtering element is made of a filtering material pleated and wrapped in a cylindrical configuration. The pleated material includes an alternation of long pleats and short pleats. Intermediate length pleats with an intermediate length may also be present. The alternation may include, for example, each long pleat interposed between two short pleats or each long pleat interposed between two pairs of short pleats. | 02-05-2009 |
20090018570 | EXPANDABLE PROSTHETIC VALVE CRIMPING DEVICE - A device for crimping an implantable device or a part thereof between a radially expanded condition and a radially contracted condition, includes first and second annular bodies arranged about a common axis, and a ring-like array of linear crimping elements having respective opposite ends linked to the first and second annular bodies, respectively. These annular bodies are relatively rotatable around the common axis between a first position, wherein the annular array of crimping elements define a wider orifice for receiving a device to be crimped, and a second position, wherein the annular array of crimping elements define a narrower orifice. | 01-15-2009 |
20080262507 | INSTRUMENT AND METHOD FOR IN SITU DEPLOYMENT OF CARDIAC VALVE PROSTHESES - An instrument for deploying a cardiac valve prosthesis, including a plurality of radially expandable portions, at an implantation site, includes a plurality of deployment elements each independently operable to obtain the radial expansion of a radially expandable portion of the valve prosthesis. A method for deploying the cardiac valve prosthesis includes advancing the instrument to an implant site and independently actuating the radially expandable portions. | 10-23-2008 |
20080255662 | MINIMALLY-INVASIVE CARDIAC-VALVE PROSTHESIS - A cardiac-valve prosthesis is adapted for percutaneous implantation. The prosthesis includes an armature adapted for deployment in a radially expanded implantation position, the armature including a support portion and an anchor portion, which are substantially axially coextensive with respect to one another. A set of leaflets is coupled to the support portion. The leaflets can be deployed with the armature in the implantation position. The leaflets define, in the implantation position, a flow duct that is selectably obstructable. The anchor portion can be deployed to enable anchorage of the cardiac-valve prosthesis at an implantation site. | 10-16-2008 |
20080249619 | CARDIAC-VALVE PROSTHESIS - A cardiac-valve prosthesis which can be used, for example, as a valve for percutaneous implantation. The prosthesis includes an armature for anchorage of the valve prosthesis in the implantation site. The armature defines a lumen for passage of the blood flow and supports a set of prosthetic valve leaflets, which, under the action of the blood flow, are able to move into a radially divaricated condition to enable the flow of the blood through the lumen in a first direction and a radially contracted condition, in which the valve leaflets co-operate with one another and block the flow of the blood through the prosthesis in the opposite direction. The armature includes, in one embodiment, two annular elements connected by anchor members having the capacity of projecting radially with respect to the prosthesis, and support members for the set of leaflets, the support members being carried by at least one of the annular elements so as to leave substantially disengaged the aforesaid lumen for passage of the blood. | 10-09-2008 |