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Devices and a kit for improving the function of a heart valve

Tue, 10 Nov 2015 08:00:00 EST

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 second loop-shaped support, which is configured to abut a second side of the heart valve opposite to said first side, whereby a portion of the valve tissue is trapped between the first and second supports. An outer boundary of the second support is greater than an outer boundary of the first support.



Intervertebral spacer

Tue, 22 Sep 2015 08:00:00 EDT

Disclosed is an assembly and method for implant installation between adjacent vertebral bodies of a patient. The implant has a support body and a rotatable insert therein and the support body is curved for installation between adjacent vertebral bodies transforaminally. An installation instrument is also disclosed for removable attachment to implant and engagement with the rotatable insert to selectively permit rotation between the insert and the support body. The installation instrument extends along a longitudinal tool axis and when the installation instrument is in a first position the insert is rotationally fixed with respect to the support body and when the installation instrument is in a second position the support body may rotate with respect to the insert.



Fenestrated stent grafts

Tue, 07 Jul 2015 08:00:00 EDT

A stent graft (1) including a tubular wall (3) with at least one fenestration (40) including a peripheral (37) reinforcement around at least part of the fenestration. There can also be a tubular extension (15). The side arm includes a stent (19) and a cover (17) and extends from and is in fluid communication with the fenestration and the stent graft. The stent may be a self expanding stent. The ring and/or tubular extension provides better support and sealing for an extension arm. The fenestration (40) can be circular or if towards the ends of the stent graft may be in the form of a U-shape (50) with an open end.



Method of making a stent

Tue, 26 May 2015 08:00:00 EDT

A method of making a stent, including preparing a solution containing a composition, the composition comprising a biodegradable polymer and a vascular intimal hyperplasia inhibitor of a kind, including argatroban, which does not inhibit proliferation of endothelial cells, the weight compositional ratio of the polymer to the vascular intimal hyperplasia inhibitor being within the range of 8:2 to 3:7, the composition dissolved in a solvent selected from the group consisting of a mixture of a lower alkyl ketone and methanol, a mixture of a lower alkyl ester and methanol or a mixture of a lower halogenated hydrocarbon and methanol; coating at least an outer surface of a stent body of a cylindrical configuration having outer and inner surfaces with a diamond-like thin film coated on the surfaces; and after the coating, removing the solvent to complete a first coated layer.



Titanium based ceramic reinforced alloy for use in medical implants

Tue, 26 May 2015 08:00:00 EDT

A titanium based, ceramic reinforced alloy ingot for use in producing medical implants. An ingot is formed from an alloy having comprising from about 5 to about 35 wt. % niobium, from about 0.5 to about 3.5 wt. % silicon, and from about 61.5 to about 94.5 wt. % of titanium. The alloy has a hexagonal crystal lattice α phase of from about 20 vol % to about 70 vol %, and a cubic body centered β crystal lattice phase of from about 30 vol. % to about 80 vol. %. The ingot has an ultimate tensile strength of about 940 MPa or more, and a Young's modulus of about 150 GPa or less. A molten substantially uniform admixture of a niobium, silicon, and titanium alloy is formed, cast into a shape, and cooled into an ingot. The ingot may then be formed into a medical implant and optionally annealed.



Micro-structure particles for load bearing bone growth

Tue, 26 May 2015 08:00:00 EDT

The present disclosure relates to methods of facilitating bone growth. The method may include positioning a device around at least a portion of a bone exhibiting a defect, the device capable of retaining bone segments and micro-structured particles. The method may also include applying micro-structure particles within the device to the defect, wherein each of the micro-structure particles include at least one pore therein. In addition, the method may include aligning at least a portion of the micro-structure particles and applying a polymer to the particles and solidifying the polymer.



Method for the improvement of mesh implant biocompatibility

Tue, 26 May 2015 08:00:00 EDT

The present invention provides a method of fixating a mesh implant to a tissue of a subject comprising attaching said mesh implant to said tissue, covering said mesh implant by an antiadhesive barrier, wherein said antiadhesive barrier is attached to said mesh implant by a biocompatible adhesive.



Production of tissue engineered digits and limbs

Tue, 26 May 2015 08:00:00 EDT

The invention pertains to methods of producing artificial composite tissue constructs that permit coordinated motion. Biocompatable structural matrices having sufficient rigidity to provide structural support for cartilage-forming cells and bone-forming cells are used. Biocompatable flexible matrices seeded with muscle cells are joined to the structural matrices to produce artificial composite tissue constructs that are capable of coordinated motion.



Devices, systems, and methods for elongating bone

Tue, 26 May 2015 08:00:00 EDT

The present invention comprises devices, systems, and methods for elongating bone using an extension implant having a first end and a second end. The first end of the extension implant is inserted into an opening in the live bone and the second end of the extension implant is combined with an enlarged implant. A plurality of channels extend through the components to serve as conduits for delivering fluids and physiological signals which induce bone formation. Some embodiments include a subcutaneous cage assembly for helping to support the implant as the bone heals around it.



Hip joint device, system and method

Tue, 26 May 2015 08:00:00 EDT

An implantable medical device for implantation in a hip joint of a human patient is provided. The medical device comprises: at least one artificial hip joint surface adapted to replace at least the surface of at least one of the caput femur and acetabulum. At least one artificial hip joint surface comprises: a positioning hole with at least one opening in said at least one artificial hip joint surface. The hole is adapted to be placed and dimensioned such that the medical device is adapted to be fitted using a positioning shaft and at least partly surround the shaft, for positioning the at least one artificial hip joint surface in a desired position in the hip joint. The hole is adapted to be fitted using the positioning shaft, when the shaft is stabilized and placed in at least one of the femoral bone and the pelvic bone for positioning said medical device inside the hip joint.



Adjustable lateral articulating condyle

Tue, 26 May 2015 08:00:00 EDT

An elbow prosthesis is provided and may include a first stem component attached to one of a humerus and an ulna, a second stem component attached to the other of the humerus and the ulna, and a joint disposed between and coupling the first stem component and the second stem component to permit relative movement between the first stem component and the second stem component about a first axis. The elbow prosthesis may additionally include a condyle extending from the joint and including an axis of rotation that is eccentric from the first axis.



Modular, adjustable, prosthetic, hip/shoulder spacer

Tue, 26 May 2015 08:00:00 EDT

A modular, adjustable, prosthetic hip/shoulder spacer adapted to being implanted in the hip or shoulder joint; the spacer comprises a frame that supports a rotatable cylinder from which a neck extends with the ball element of the joint attached to its end, and rotating the cylinder reposition the ball in the socket; the stem is connected to the base of the frame and is implanted in the long bone (femur or humerus); the stem may be modified to include a system for delivering medication to the implantation site following surgery. The stem leg and stem base may be modified to form a modular unit to adjust the relation between a center line of the stem leg and a center line of the frame and position of the neck and ball.



Modular junction seal of an orthopedic implant

Tue, 26 May 2015 08:00:00 EDT

A method of forming an orthopedic implant, the method comprising the steps of providing a first implant component and a second implant component, the first implant component having a stem and a second implant component including a head defining a female taper sized to receive the stem; coupling the stem to the female taper of the head; forming a modular injunction between the stem and head; applying a seal to the modular injunction to limit bodily fluid from contacting the modular injunction; and forming the orthopedic implant.



Intervertebral-disc prosthesis

Tue, 26 May 2015 08:00:00 EDT

The intervertebral disc prosthesis comprises first and second plates (3, 4) designed to be attached on one of the two vertebrae adjacent to the intervertebral disc to be replaced, and a compression pad arranged between the first and second plates. Each plate comprises first attaching means including two attaching portions (14a, 14b) positioned symmetrically on either side of the anteroposterior median plane of said plate, second attaching means including two attaching portions (15a, 15b) positioned symmetrically on either side of a first plane inclined by an angle comprised between 50° and 70° relative to the anteroposterior median plane of said plate, and third attaching means opposite the second attaching means relative to the anteroposterior median plane and including two attaching portions (16a, 16b) positioned symmetrically on either side of a second plane inclined by an angle of approximately 90°, relative to the anteroposterior median plane of said plate.



Spinal fixation plates

Tue, 26 May 2015 08:00:00 EDT

Spinal fixation plates for maintaining adjacent vertebrae in and fixed position are provided. In an exemplary embodiment, the plate includes opposed superior and inferior portions that are angled in a direction anterior to an anterior face of a mid-portion of the plate. The plate also includes a curvature formed therein about a longitudinal axis in a sagittal plane thereof. In use, when the plate is attached to adjacent vertebrae, the angle of the superior and inferior portions and the curvature in the plate are effective to position one or more thru-bores formed in the superior and inferior portions at the anterior rims of the adjacent vertebrae. In another embodiment, a spinal fixation plate is provided that is adapted to engage and mate to a fusion cage or other vertebral implant disposed between adjacent vertebra. The present invention also provides spinal fixation kits or assemblies, and methods for implanting the same.



Anchoring device and system for an intervertebral implant, intervertebral implant and implantation instrument

Tue, 26 May 2015 08:00:00 EDT

Various embodiments of intervertebral implants, anchoring devices for intervertebral implants, and implantation instrumentation are provided, along with various embodiments of methods for using one or more of the devices. Some embodiments of an anchoring device have a body comprising at least one curve and a rigid plate elongated along a longitudinal axis so that its front end enters at least one vertebra while its rear end remains in the passage of an implant. In some embodiments, the plate comprises at least one longitudinal slot separating at least one posterior portion of the plate into two branches, with at least one branch comprising at least one withdrawal stop configured to retain the device in the implant.



Intervertebral implant facilitating unilateral placement, instruments and methods

Tue, 26 May 2015 08:00:00 EDT

Implants, tools and methods for performing unilateral posterior lumbar interbody fusion are provided. An interbody implant includes a body having a top and bottom surface extending along a length thereof; and first and second side surfaces extending between the top and bottom surfaces on opposite sides of the body. The height of the first side surface is greater than the height of the second side surface.



Image-based patient-specific medical spinal surgery method and spinal prosthesis

Tue, 26 May 2015 08:00:00 EDT

The present invention relates to an image-based, patient-specific medical spinal surgery technique and to a spinal prosthesis used in the surgery, and particularly, to an image-based, patient-specific medical spinal surgery technique and to a spinal prosthesis which are intended to solve a problem of damage to a spine caused by installing a spinal prosthesis used in spinal surgery, by introducing an image of a patient to manufacture an insertable spinal prosthesis that is customized for a shape of a spine of an individual patient in a polymer-based material.



Expandable fusion device and method of installation thereof

Tue, 26 May 2015 08:00:00 EDT

The present invention provides an expandable fusion device capable of being installed inside an intervertebral disc space to maintain normal disc spacing and restore spinal stability, thereby facilitating an intervertebral fusion. In one embodiment, the fusion device includes a body portion, a first endplate, and a second endplate, the first and second endplates capable of being moved in a direction away from the body portion into an expanded configuration or capable of being moved towards the body portion into an unexpanded configuration. The fusion device is capable of being deployed and installed in both configurations.



Apparatus for anterior intervertebral spinal fixation and fusion

Tue, 26 May 2015 08:00:00 EDT

A spinal fixation device includes a housing and a plurality of blades. Each blade includes a body having a central opening configured to rotate on a shaft within the housing. Control openings on opposing sides of the central opening are sized to engage prongs of a rotating tool. At least one cutting extension with a sharp leading edge extends from the body in an orientation about an axis of the shaft. Upon rotation of the blade by the rotating tool about the shaft in a direction in which the at least one cutting extension is oriented, the at least one cutting extension will break an endplate of a vertebra and hook into the vertebra.



Intervertebral nucleus and annulus implants and method of use thereof

Tue, 26 May 2015 08:00:00 EDT

The invention encompasses devices and methods for treating one or more damaged, diseased, or traumatized intervertebral discs to reduce or eliminate associated back pain. Specifically, the invention encompasses intervertebral nucleus and annulus implants that are resistant to migration in and/or expulsion from an intervertebral disc space. The invention further encompasses kits including the implantable devices of the invention and associated delivery tools to treat annular and nuclear tissue.



Composite vertebral spacers and instrument

Tue, 26 May 2015 08:00:00 EDT

An intervertebral fusion cage that is adapted to contain an inserter within its inner volume during insertion of the cage.



Method and inserter for interbody fusion

Tue, 26 May 2015 08:00:00 EDT

An elongate inserter has a distal end releasably connected to an expandable interbody fusion device and a proximal end including a trigger actuator. The interbody fusion device comprises a superior endplate and an inferior endplate that are movable in an expansion direction relative to each other in the intradiscal space. The inserter includes a lifting platform and an elevator that define cooperatively engaging ramps and ramps surfaces that upon operation of the trigger actuator cause the superior and inferior endplates to move relatively away from each other. A driver is supported by the inserter for pushing an insert into the expanded device between the superior and inferior endplates.



Wave spring for a spinal implant

Tue, 26 May 2015 08:00:00 EDT

A spinal implant includes a wave spring configured to surround a nucleus. The spring may be formed from a shape memory material. The implant may further include an artificial nucleus configured to simulate a disc nucleus.



Implant system and method for stabilization of a sacro-iliac joint

Tue, 26 May 2015 08:00:00 EDT

A sacro-iliac implant includes a body extending from a first portion having an outer surface configured for fixation with a sacrum to a second portion having an outer surface being spaced apart and non-continuous with the outer surface of the first portion. A sleeve is disposed about the body and configured for implantation within at least an ilium. The sleeve extends from a first portion to a second portion having an inner surface and a flange disposed to engage an outer non-articular surface of the ilium. The inner surface of the second portion of the sleeve is engageable with the outer surface of the second portion of the body to cause axial translation of the body relative to the sleeve such that naturally separated articular surfaces of the sacrum and ilium are drawn into fixation to immobilize the SI joint. Methods of use are disclosed.



Electrochemical coupling of metallic biomaterial implants for biological effect

Tue, 26 May 2015 08:00:00 EDT

The invention discloses a novel method of controlling the open circuit potential (OCP) of a medical implant by coupling it with small amounts of metals having a lower OCP than the implant. Coupling of Mg to less than 1% of the surface area of a titanium implant is shown to induce cathodic polarization of the titanium that inhibits cell proliferation at the surface of the implant. Mg—Ti coupling in medical devices promises to attenuate or eliminate potential complications of surgery such as peri-implantitis and bacterial infections at the site of implantation.



Tissue marking implant

Tue, 26 May 2015 08:00:00 EDT

An implant for marking an area within a living body includes a matrix material and a marking material. The implant is formable to fit the shape and size of a cavity in the human body. The implant is configured to support tissue surrounding the cavity and to allow in-growth of fibrous tissue into and replace at least a portion of the matrix material.



Accommodating intraocular lens using trapezoidal phase shift

Tue, 26 May 2015 08:00:00 EDT

An accommodating intraocular lens (AIOL) includes an optic adapted to produce a trapezoidal phase shift and a plurality of haptics. Each haptic extends from a haptic-optic junction to at least one transverse arm contacting a capsular bag of the eye, and each haptic has sufficient length and rigidity to stretch a capsular bag of the eye to contact ciliary muscles of the eye. The haptic-optic junctions vault the optic forward relative to the haptics and compression of the haptics by the ciliary muscles moves the anterior optic forward. A combined accommodative power produced by the motion of the anterior optic and the trapezoidal phase shift is at least 0.5 Diopters.



Ocular implant delivery assemblies with distal caps

Tue, 26 May 2015 08:00:00 EDT

Ocular implant delivery assemblies are provided which include a cannula having a lumen extending therethrough, a proximal end, a proximal end opening, a distal end, a distal end opening, and a lumen extending through the cannula. A cap is provided having a closed distal end, being in contact with the outer wall of the cannula, and covering the distal end and the distal end opening of the cannula, the cap being structured to allow the distal end and the distal end opening of the cannula to pass through the cap as the cannula is passed into an eye. An ocular implant is located in the lumen. The implant may be sealed in the cannula without the addition of a liquid carrier or it may be contained in a liquid carrier medium in the cannula. The implant may be made up of a number of microparticles having different compositions or different forms. The assembly also includes a sleeve located on the proximal end of the cannula and suitable for coupling the assembly to a syringe containing a pushing gel.



Pre-stressed haptic for accommodating intraocular lens

Tue, 26 May 2015 08:00:00 EDT

An intraocular lens is disclosed with an optic that changes shape in response to forces exerted by the zonules of the eye. A haptic with an inner and outer ring couples the optic to the capsular bag of the eye. The haptic stresses the optic when the intraocular lens is in a natural state such that the internal stress is present throughout the accommodation range in order to prevent ripples and/or waves in the optic.



Repositioning of prosthetic heart valve and deployment

Tue, 26 May 2015 08:00:00 EDT

A collapsible prosthetic heart valve includes a stent and a valve assembly. The stent has an annulus section with a relatively small cross-section, and an aortic section with a relatively large cross-section. The valve assembly, including a cuff and a plurality of leaflets, is secured to the stent in the annulus section such that the valve assembly can be entirely deployed in the native valve annulus and function as intended while at least a portion of the aortic section is held by the delivery device in a manner that allows for resheathing. The configuration of the prosthetic valve is such that the valve leaflets can fully coapt and the valve can function properly even when the stent and/or valve assembly become distorted upon deployment or use.



Bypass vascular graft

Tue, 26 May 2015 08:00:00 EDT

A vascular bypass graft having a primary member and a secondary member is disclosed. The secondary member extends from a distal second end of the primary member and has a common fluid pathway there between. The secondary member may have a flared or diffused proximal first end that facilitates low pressure fluid return and may be integrally formed with the primary member. An adjustable or fixed stenosis is provided in the secondary member which allows the fluid flow through the vascular bypass graft to be modified. The stenosis may be adjusted either manually or by way of a controller. The primary member is surgically connected to a patient's vascular system to provide an alternate route for blood flow around a vascular occlusion. The secondary member is surgically connected to another point in the vascular system to allow continuous circulation of blood through the graft thereby preventing clotting and graft failure.



Prosthetic heart valve devices, prosthetic mitral valves and associated systems and methods

Tue, 26 May 2015 08:00:00 EDT

Devices and methods for implantation at a native mitral valve. One embodiment of the device includes a valve support having a first region and a second region, and anchoring member having a longitudinal dimension with a first portion configured to contact tissue at the non-circular annulus, a second portion configured to be attached to the valve support, and a lateral portion transverse to the longitudinal dimension between the first portion and the second portion. The anchoring member and the valve support are configured to move from a low-profile configuration to an expanded configuration in which the first portion of the anchoring member at least partially adapts to the non-circular annulus of the native mitral valve and a shape of the first region of the valve support is at least partially independent of a shape of the first portion of the anchoring member.



Repositionable endoluminal support structure and its applications

Tue, 26 May 2015 08:00:00 EDT

An endoluminal support structure includes strut members interconnected by pivot joints to form a series of linked scissor mechanisms. The structure can be remotely actuated to compress or expand its shape by adjusting the scissor joints within a range of motion. In particular, the support structure can be repositioned within the body lumen or retrieved from the lumen. The support structure can be employed to introduce and support a prosthetic valve within a body lumen.



Helical hybrid stent

Tue, 26 May 2015 08:00:00 EDT

An expandable helical stent with a securement is provided. The stent is formed from flat or tubular metal in a helical coiled structure which has an undulating pattern. The main stent component may be formed of a single helically coiled component. Alternatively, a plurality of helically coiled ribbons may be used to form a stent heterogeneous in design, material, or other characteristi. The helical tubular structure may be secured with a securement, such as a weld, interlock or a polymer, to maintain the helical coils in a tubular configuration. The helical coils of the main stent component may be spaced apart or nestled to each other. The nestling of the undulation of adjacent helical coils contributes to maintaining the tubular shape of the helically coiled stent. In addition, the nestling of helical coils may prevent the polymer layer from sagging at any point between cycles of the helical coils.



Stent

Tue, 26 May 2015 08:00:00 EDT

A stent, having a central axis that extends in a longitudinal direction of the stent, includes a first strand group and a second strand group. The first strand group and the second strand group are woven together. The first strand group is wound in a right-handed spiral around the central axis and the second strand group is wound in a left-handed spiral around the central axis. A maximum diameter of first strands constituting the first strand group is different from a maximum diameter of second strands constituting the second strand group.



System and method to electrically charge implantable devices

Tue, 26 May 2015 08:00:00 EDT

An implantable device having a power source is provided. The power source uses reverse electrowetting technology to generate a charge to power the implantable device. The power source includes a flexible, non-conductive substrate having a first side and a second side opposite the first side with a channel between the first and second sides. Electrodes are arranged about the channel in a predefined pattern. A liquid is contained in the channel. The liquid includes a dielectric liquid and a conductive liquid that do not mix. The electric change is generated by moving the liquid back and forth across the electrodes. The force to pump or move the liquid is provided by organic means, such as, for example, the change in blood pressure between systolic and diastolic, the expansion and contraction of an organ, or the movement of a muscle.



Device and method for delivering a vascular device

Tue, 26 May 2015 08:00:00 EDT

A device and method for delivering a vascular device to a target site is provided that maintains a proximal portion of the vascular device within a tubular sleeve by positioning a stop of an inner member at a distal opening of the tubular sleeve to block the opening. Once the stop has been moved distally via movement of the inner member to clear the opening, a band of increased thickness on the inner member can urge the proximal portion of the vascular device out of the tubular sleeve to deploy the vascular device. The vascular device may be recaptured within a delivery sheath prior to the full deployment of the proximal portion of the vascular device from the tubular sleeve by re-positioning the stop at the distal opening to hold the vascular device within the tubular sleeve as the delivery device is retracted with respect to the delivery sheath.



Endoprosthesis delivery system

Tue, 26 May 2015 08:00:00 EDT

Endoprothesis delivery systems and methods for making an using the same. An example medical endoprosthesis delivery system may include an inner member. An outer member may at least partially surround the inner member. The inner member and the outer member may be configured so that an implantable medical endoprosthesis can be disposed therebetween. A coupling device may be coupled to a portion of the outer member so that, when there is substantially no slack in the coupling device, as the coupling device moves in a proximal direction the portion of the outer member moves in the proximal direction. An adjustable stop may be coupled to the coupling device so that, when there is slack in the coupling device, as the adjustable stop is moved in the proximal direction, the amount of slack in the coupling device can be reduced.



Handle control system for a stent delivery system

Tue, 26 May 2015 08:00:00 EDT

A control system for controlling movement of a medical device delivery system, a stent delivery system and a method for controlling movement of a medical device delivery system are provided. The control system includes a rotatable gear operably connected to a first movable member and a second movable member movable by the rotatable gear. The first movable member is operably connected to the first shaft and the second movable member operably connected to the second shaft. The first movable member moves the first shaft and the second movable member moves the second shaft to change a position of the first shaft relative to the second shaft and to change a configuration of a medical device operably connected to the first shaft and the second shaft.



Methods and apparatuses for flow restoration and implanting members in the human body

Tue, 26 May 2015 08:00:00 EDT

A medical device for blood flow restoration and/or for use as an implantable member in a human vessel includes a self-expanding member, a guidewire, and a connection mechanism. The self-expanding member includes a plurality of cells and filaments having specific ranges of thicknesses, widths, and heights. The self-expanding member can take on a volume-reduced coiled form with overlapped edges, and can generate optimal radial forces against a vessel wall and/or thrombus when deployed and expanded.



Method of securing a medical device onto a balloon and system thereof

Tue, 26 May 2015 08:00:00 EDT

A method for securing an implantable medical device onto a balloon which includes applying a coating, which includes a film-forming polymer and at least one solvent, to the outer surface of the balloon. The solvents can include alcohol, water, ether and combinations thereof. The film-forming polymer can include a zwitterionic polymer, such as, for example a phosphorylcholine polymer. The coating can be applied to the entire balloon surface or a portion of the surface. The implantable medical device is then positioned on the outer surface of the balloon and secured. The film-forming polymer is then allowed to cure in order to define an adhesive layer between an inner surface of the implantable medical device and the outer surface of the balloon. This method prevents or reduces the leaching or redistribution of any therapeutic agents dispersed within or on the surface of the implantable medical device.



Systems and methods for the fusion of the sacral-iliac joint

Tue, 26 May 2015 08:00:00 EDT

The sacral-iliac joint between an iliac and a sacrum is fused either by the creation of a lateral insertion path laterally through the ilium, through the sacral-iliac joint, and into the sacrum, or by the creation of a postero-lateral insertion path entering from a posterior iliac spine of an ilium, angling through the sacral-iliac joint, and terminating in the sacral alae. A bone fixation implant is inserted through the insertion path and anchored in the interior region of the sacrum or sacral alea to fixate the sacral-iliac joint.



Systems and methods for posterior dynamic stabilization of the spine

Tue, 26 May 2015 08:00:00 EDT

Devices, systems and methods for dynamically stabilizing the spine are provided. The devices include an expandable spacer having an undeployed configuration and a deployed configuration, wherein the spacer has axial and radial dimensions for positioning between the spinous processes of adjacent vertebrae. The systems include one or more spacers and a mechanical actuation means for delivering and deploying the spacer. The methods involve the implantation of one or more spacers within the interspinous space.



IVC filter catheter with imaging modality

Tue, 26 May 2015 08:00:00 EDT

A combined multi-lumen central access catheter and an embolic filter, further comprising an imaging modality to facilitate intravascular imaging of the filter.



IVC filter catheter with imaging modality

Tue, 26 May 2015 08:00:00 EDT

A combined multi-lumen central access catheter and an embolic filter, further comprising an imaging modality to facilitate intravascular imaging of the filter.



Prosthetic inserter

Tue, 26 May 2015 08:00:00 EDT

A prosthetic inserter includes an inserter head having at least first and second bosses, at least one of the bosses movable from a first position to a second position, that couple the inserter to a femoral provisional component via a pair of corresponding apertures, such as drill holes, within the articulating surfaces of a selected one of a series of femoral provisional components. Each provisional component of the series is capable of having different aperture distances measured between a respective pair of apertures. The bosses of the inserter are biased into an engagement position in which the inserter can be secured to a femoral provisional component to eliminate the need for an external engagement force to be supplied to the inserter.



Ocular implants with asymmetric flexibility

Tue, 26 May 2015 08:00:00 EDT

An ocular implant having an inlet portion and a Schlemm's canal portion distal to the inlet portion, the inlet portion being disposed at a proximal end of the implant and sized and configured to be placed within an anterior chamber of a human eye, the Schlemm's canal portion being arranged and configured to be disposed within Schlemm's canal of the eye when the inlet portion is disposed in the anterior chamber.



Devices and methods for gastrointestinal bypass

Tue, 26 May 2015 08:00:00 EDT

Devices and methods for gastrointestinal bypass are described. A gastrointestinal bypass device includes a gastrointestinal cuff and a gastrointestinal sleeve. The cuff may be configured to be attached in the esophagus, and may be sufficiently flexible to expand and collapse to conform with the inside of the esophagus to allow the esophagus to function substantially normally. The sleeve is configured to be coupled to the cuff, and may be made of a material that is floppy or flaccid but does not substantially expand radially.



Stent with radiopaque markers

Tue, 26 May 2015 08:00:00 EDT

Various embodiments of stents with radiopaque markers arranged in patterns are described herein.