Abstract: A multifocal intraocular lens has an anterior lens surface which includes a first optic of a first radius and a second optic of a different radius. The posterior surface of the lens include an aspheric surface.

Abstract: A device useful for implantation at a native heart valve can include an anchor element having a tubular configuration defining a longitudinal direction and a circumference, a heart valve prosthesis disposed within the anchor element, and a plurality of elongate members positioned at equidistant angular intervals about the circumference of the anchor element. The device can be configured to be transitioned from a radially collapsed delivery configuration to a radially expanded implantation configuration, and the plurality of elongate members can have a length extending in the longitudinal direction of the tubular member in the expanded implantation configuration.

Abstract: A system for implanting a heart valve that includes a radially self-expandable tubular body having an inflow end and a preformed groove disposed at an outer surface of the tubular body between the inflow end and the outflow end, wherein the preformed groove extends at least partially around the tubular body and having a circumferential opening facing radially outward of the tubular body. A valve may be disposed within and attached to the tubular body. Additionally, a trapping member may be configured to form at least a partial loop encircling the preformed groove so as to trap portions of native valve leaflets and/or chords in the preformed groove, the trapping member including one or more barbs.

Abstract: A prosthetic heart valve for replacing a native valve includes a collapsible and expandable stent having a proximal end and a distal end, and a valve assembly disposed within the stent, the valve assembly including a plurality of leaflets and a cuff annularly disposed about the stent. The cuff includes a surplus portion capable of forming a sealing structure having a diameter greater than a diameter of the proximal end of the stent when deployed.

Abstract: A method of deploying a stent includes providing a delivery system with the stent loaded in a reduced diameter configuration between an inner catheter and an outer sheath, the stent including a covering positioned on a luminal wall surface thereof, the inner catheter including a radially outwardly extending protrusion that extends into the covering but does not intersect a plane along the stent luminal wall surface, advancing the delivery system to a stenting site, and withdrawing the outer sheath to deploy the stent at the stenting site.

Abstract: This document provides devices and methods for the treatment of heart conditions such as valvular stenosis. For example, this document provides devices and methods by which a guide catheter can align itself with a blood flow stream to thereby help direct a guidewire or other elongate device transmitted from the guide catheter through an orifice of a heart valve.

Abstract: A heart valve delivery system includes a low-profile catheter having an outer sheath, the outer sheath having therein a stent and a replacement heart valve. In an unemployed configuration, the stent is located distally to the replacement heart valve. Upon deployment, however, the stent and replacement heart valve are expanded and the replacement heart valve is situated within the stent.

Abstract: Medical devices, systems, and methods reduce the distance between two points in tissue, often for treatment of congestive heart failure and often in a minimally invasive manner. An anchor is inserted along an insertion path through a first wall of the heart. An arm of the anchor is deployed and rotationally positioned according to a desired alignment. Application of tension to the anchor may draw the first and second walls of the heart into contact along a desired contour so as to effect a desired change in the geometry of the heart. Additional anchors may be inserted and aligned with the first anchor to close off a portion of a ventricle such that the ventricle is geometrically remodeled and disease progression is reversed, halted, and/or slowed.

Abstract: A heart valve sizing ring is disclosed. The sizing ring includes an outer ring; and an inner ring configured and arranged to couple to the outer ring. The outer ring and inner ring having a pair of complementary mating surfaces configured and arranged to grip sutures therebetween when coupled together. When coupled around sutures, the assembled ring may be tightened down against the heart valve to test the fit as if the sizing ring were a similarly sized prosthetic heart valve ring. The surgeon can then remove the sizing ring and replace it with a prosthetic ring.

Abstract: A dual poppet valve assembly for a pump assembly of an implantable penile prosthesis having a suction poppet engagable by a plurality of fingers allowing free travel of the poppet and to prevent vacuum lockup of the pump assembly. The suction poppet can also include an elongated shaft receivable within a corresponding bore of a cylinder poppet to prevent the suction poppet from becoming misaligned during the operation of the pump assembly.

Abstract: The present document is directed to medical implants in the form of titanium dioxide scaffolds. Disclosed is a method for producing titanium dioxide scaffolds having an increased mechanical strength by recoating the titanium dioxide scaffold with a low viscosity titanium dioxide slurry in a vacuum infiltration process followed by sintering of the scaffold. The document is also directed to the recoated titanium dioxide scaffolds produced and their uses as medical implants.

Abstract: A method for manufacturing a three-dimensional biomedical device for fitting in a bone defect having an osteoinductive first area with a controlled porosity and a second area, which is produced by laser technology from an absorbent and from a first powder including one of ceramics, metals, metal alloys, bioactive glasses, lead zirconate titanate and biocompatible polymers, or mixtures thereof, wherein the ratio of the porosities from the second area to the first area is equal or less than one, preferably from 0.001 to 0.9, wherein a virtual object is designed with a computer-aid designed software, and the device is manufactured by laser technology including layering a powder onto a plate (7) so that a layer of a predetermined thickness is formed; the laser beam (8) selectively processes the powder to produce a processed layer, and, thus, layer after layer, the layers are joined together until the biomedical device is formed.

Abstract: A variable angle blade augment including an augment section and a separate plate or blade segment. According to some embodiments, a first connector of the blade segment and a socket capture mechanism of the augment section provide a ball and socket type joint. Additionally, the socket capture mechanism may be structured to allow for linear displacement of the first connector relative to at least one axis of the socket capture mechanism. By allowing for at least pivotal and linear relative displacement of the augment section and the blade segment, the variable angle blade augment may improve the ability to optimally position a buttress augment against a prosthetic acetabular shell. Moreover, the variable angle blade augment may provide the ability to utilize components of an implantable medical device after stabilizing the components to a bone structure of a patient.

Abstract: A bone implant, particularly but not necessarily, for fixing bones of the foot is provided having body in the form of a crescent or arced shaped wedge, or a wedge in the shape of a crescent or arc. The crescent shaped wedge has bone screw bores that are each configured to hold a bone screw at a particular angle for receipt in a bone, eliminating the need to also use a plate. The crescent shape provides a graft area that allows introduction and retention of bone graft material to promote bone fusion. One or both tapered sides of the crescent shaped wedge may also have teeth, serrations or the like.

Abstract: Coiled spinal implants for disc, vertebral body, and spinal motion segment replacement or reconstruction comprise a plurality of loops and spaces between the loops, with the loops formed of a hollow material and having a plurality of apertures or a longitudinal gap that extend(s) through the sidewalls of the loops and into the hollow center. The coiled implants include one or more balloons within the hollow center, the spaces between the coil loops, and/or within the central void that the coil surrounds. Filling the balloon expands the loops and thereby increases the height of the coil. Bone graft material or bone cement may be deployed from the apertures or gap.

Abstract: Disclosed is an implantable artificial intervertebral disc joint replacement device for implantation between adjacent vertebral bodies. The device allows selective positioning of a disc implant element and comprises translatable surfaces, a mechanism for translation, a means for bone attachment, and an integrated disc implant. The device can be used in the lumbar, thoracic, and cervical regions of the spine in single or multi-level configurations. When implanted in a patient, the device includes an upper (cranial) component and a lower (caudal) component attached to the vertebral body above and below the replaced intervertebral disc respectively, with the joint implant integrated into the translatable surfaces. Following implantation, precise positioning of the joint implant within the intervertebral space with respect to the spinal axis is then adjusted based upon the particular anatomical and functional needs of the individual patient to satisfy spinal range of motion and stability requirements.

Abstract: The present invention relates to an intervertebral disc prosthesis preferably comprising at least three pieces including an upper plate (1), a lower plate (2) and a mobile core (3) at least in relation to the lower plate (2), co-operation means (23, 33) allowing to limit or eliminate the movements of the core (3) in relation to the lower plate (2), in translation and in rotation, respectively, about an axis substantially parallel to the lower plate (2) and about an axis substantially perpendicular to the lower plate (2), at least one part of the surface of at least one plate being concave and complementary with a convex surface (30) of the core (3), with which it is in contact, wherein the tip (31) of the convex surface (30) of the core (3) is off center, in at least one direction, in relation to the center (32) of this convex surface (30).

Abstract: Expandable vertebral body implants, systems, instruments, and methods of assembly and using the implants, systems, and instruments are disclosed. The vertebral body implant includes a body with a first end and a second end, a first rotating member rotatably coupled to the first end, wherein an end includes a plurality of first notches inset into the first rotating member, a second rotating member rotatably coupled to the second end, wherein an end includes a plurality of second notches inset into the second rotating member, a first extension member moveably coupled to the first end, and a second extension member moveably coupled to the second end. The expandable cage system comprises a vertebral body implant and an insertion instrument. Methods for assembling and using the vertebral body implants and instruments are also disclosed.

Abstract: An expandable housing for an interbody fusion system has movable tapered external helical threaded members that travel along tracking to operably engage against the top and bottom shell members, urging them apart to cause expansion in the height of the housing. In an embodiment, the tapered members are disposed in a dual arrangement such that independent engagement of the tapered members along lateral portions of the top and bottom shells cause an angular tilt to the exterior surface of the housing when the tapered members are moved to different degrees. This function permits adjustment in the angular relationship between adjacent vertebrae and assists the lordotic adjustment of the patient's spine. When the functions of the device are used in combination by the surgeon, the device provides an effective tool for in situ adjustment when performing lateral lumbar interbody fusion.

Abstract: A spinal implant formed from a hinged distractor having an upper and lower support body that is hinged by use of pinions. An insert body is constructed and arranged to slide between the section to expand both in height and width, and to maintain a space therebetween. The insert body includes a leading edge that is tapered to allow ease of insertion. A trailing edge that extends beyond a front edge of the upper support body will cause the insert body to be locked into position. A trailing edge engages the rear of the upper support body to prevent over insertion. A lower surface of the insert body may include locking surfaces.

Abstract: Aspects of the present disclosure involve systems, methods, computer program products, manufacturing processes and the like, for utilizing a series of images of a patient's anatomy to determine an estimation of relevant lengths and angles and other dimensions for use during a hip replacement procedure, which may be used to create one or more femur and/or acetabulum cavity implants or inserts useful in a partial or total hip replacement. In one particular embodiment, a jig mechanism for providing a scraper of the acetabulum cavity may be created with the information of the patient's anatomy. Further, the location of these features in the images may be determined by analyzing the gray scale value of one or more pixels around a selected point on the image. The pixel with the lowest gray scale value may then be assumed to be the edge of the cortical bone in the 2D image.

Abstract: A self-drilling bone fusion screw apparatus is disclosed which includes at least first and second sliding boxes. A first screw member having a tapered end and a threaded body is disposed within the first sliding box, and a second screw member having a tapered end and a threaded body disposed within the second sliding box. An adjuster adjusts the height of the sliding boxes. The screw members are screwed into vertebral bodies in order to fuse the vertebral bodies together. A plurality of the self-drilling bone fusion screw apparatuses may be attached together and/or integrated via a plate or cage. Also disclosed is a cervical facet staple that includes a curved staple base and at least two prongs attached to the bottom surface of the curved staple base.

Abstract: An acetabular component alignment device for total hip arthroplasty comprises a calibration component allowing for aligning a main instrument axis (5) of the acetabular component depending on a set of two patient specific calibration parameters relating to rotational offsets of the acetabular component, whereas the device is constructed in such a way that calibration parameters may be chosen such that a second parameter of the set of calibration parameters is adjustable independently from a first parameter of the set of calibration parameters by rotating the acetabular component around the main instrument axis (5) of the acetabular component.

Abstract: The invention relates to a cosmetic cover (1) for lining a prosthesis (10), with a distal section (2), and with a joint section (3) which, when the cosmetic cover (1) for the prosthesis is fitted in place, covers a joint mechanism (30) arranged between a proximal prosthesis component (40) and a distal prosthesis component (20), wherein the joint section (3) is made from a 3D spacer knit having an upper textile and a lower textile, which are spaced apart and attached to each other by support threads.

Abstract: A vacuum assisted suspension system includes an elongate compression transfer element and a pump housing. The pump housing defines an enclosed space to receive a fluid. At least one wall of the housing and at least one movable wall define a fluid compartment and a non-fluid chamber. The at least one movable wall is connected to the compression transfer element. The compression transfer element causes the at least one movable wall of the fluid compartment to reciprocate in the fluid compartment to increase the volume of the fluid compartment in response to a compressive force on the compression transfer element and enables the at least one movable wall to decrease the volume of the fluid compartment in the absence of a compressive force.

Abstract: An endo-urethral prosthesis characterized in that it comprises a set of guides (100) defining an internal space (201) in a urinary channel, and one or more support elements (110) for supporting the internal wall of the urinary tract, the guides comprising recessed areas and protruding areas, said protruding areas forming locking regions (21) for holding the support elements in place, in a position that allows them to support the internal wall of the urinary tract.

Abstract: A stent delivery system is provided with an inner elongate shaft having a proximal portion and a distal portion and an outer elongate shaft having a lumen extending at least partially therethrough, wherein the proximal portion of the inner elongate shaft is at least partially movably disposed within the lumen. The system also includes a stent positionable about the inner elongate shaft having collapsed and expanded configurations. The system includes a proximal restraining member removably engaged with the outer elongate shaft and attached the stent, and a distal restraining member removably engaged with the inner elongate shaft and attached to the stent. The system also has a proximal biasing member operatively engaged with a distal portion of the outer elongate shaft, a distal biasing member operatively engaged with the distal portion of the inner elongate shaft, and an outer tube with a lumen movably disposed over the inner elongate shaft.

Abstract: An implant release mechanism for releasing, for example, a stent (60) is provided with three restraining wires (62) which pass in the space between a wire guide catheter (24) and a pusher sheath or dilator (30) and are arranged substantially equi-angularly threrearound. Each restraining wire (62) holds both the proximal and distal ends of the stent (60), in this case each holding a proportion of the ends of the stent (60). When the restraining wires (62) are pulled they will first unwrap from the proximal end of the stent (60) and will then release the distal end of the stent (60) so as to allow the stent to become fully deployed within the lumen of the patient. The use of common release wires improves deployment of implants and reduces the number and volume of components in the device, thereby allowing it to occupy a smaller volume.

Abstract: An implant delivery system is disclosed which includes an inner tube assembly, an outer tube assembly and a functional handle. The functional handle includes a threaded rod, a push-pull control member, a casing tube, a displacement tube, an inner tube fixing member, an outer tube fixing member and a stability tube fixing member. The threaded rod extends through a bore of the displacement tube. A fastener of the push-pull control member is able to engage a thread provided on a leading portion of the threaded rod. A trailing portion of the threaded rod is provided with a knob. The push-pull control member includes a fastener, springs and a button. The fastener is able to extend through a slot to engage a thread of the threaded rod in the displacement tube. The springs are configured to cause an automatic locking of the fastener and the threaded rod. The button is provided on the fastener.

Abstract: An endograft delivery device assembly is disclosed. The assembly comprises: a tip; a guide wire cannula, the guide wire cannula; a pusher disposed around the guide wire cannula, the pusher having a sheath assembly receiving portion at a proximal end thereof and a main portion extending distally from the sheath assembly receiving portion to a distal end, the sheath assembly receiving portion having at least one longitudinally extending groove; and a sheath assembly slidably mounted to the sheath assembly receiving portion of the pusher. The sheath assembly has a sheath portion, mountable over a endograft, and slide connecter portion. The slide connector portion has at least one inwardly projecting key, the key keying with the groove. The sheath assembly is slidably movable from an extended position over the endograft to a retracted position in which the endograft is uncovered.

Abstract: A method of bariatric embolization includes deploying an intravascular pressure modulating device at a target location, operating the pressure modulating device to reduce pressure within the fundus, and infusing an embolizing agent into the fundus. Use of the pressure modulating device prevents delivery of the embolizing agent into proximal and distal non-target vessels. The method takes advantage of unique flow and pressure dynamics of the arterial vessels in the stomach.

Abstract: A digestive tract device that can reduce an indwelling-induced burden on the living body includes: a tubular portion that includes a through hole; a holding portion that is provided on a proximal end side of the tubular portion, and holds the tubular portion in the living body; and support portions and which are provided in the holding portion, and are in contact with a plurality of sites of the digestive organ of the living body, and support the holding portion in such a way that the holding portion can move in at least one direction of a circumferential direction and a longitudinal direction of the tubular portion.

Abstract: An orthopedic brace for preventing injury to a wearer including a body having a series of liquid filled regions, the body having a first more flexible state wherein the liquid filled regions contain a liquid material and a second more rigid state wherein the liquid within the regions is hardened to a second harder state, the body transformable from the first state to the second state upon receiving a force which exceeds a predetermined value. A chemical reaction or an isothermal process can cause the phase change.

Abstract: An Achilles heel wedge can include a single member having an anterior portion and a plurality of layers integrally connected at the anterior portion. A plurality of slits can differentiate the layers. Each slit can include a terminal end in the anterior portion having a perforation with a dimension greater than a width of the slit. The layers of the heel wedge can be selectively cut, ripped, or torn from the anterior portion of the heel wedge along the perforations to achieve incremental height adjustment of the heel wedge and stretching of the Achilles tendon.

Abstract: Laminate orthoses, preferably fiber-reinforced laminate orthoses, and preferably ankle-foot orthoses, are described. The shape, relative orientation, and positioning of layers comprising the orthoses may be configured and assembled in embodiments to manage the distribution of external static and dynamic loads through and within the orthosis. Peak stresses and strains developed in the orthosis from external static or dynamic loading may be managed such that they may be greater in certain areas and lesser in other areas. Layers of material comprising an orthosis may have unique and/or nonuniform shapes with cutouts, nonuniform or ply drop offs, and tapering. These irregular configurations may serve to focus, increase, decrease, or otherwise manage internal stresses developed from external static and dynamic loading at various target areas of an orthosis.

Abstract: A joint orthosis includes upper and lower members, and a joint mechanism. The joint mechanism includes a shielding cover and at least one of modular front and rear inserts. Each of the modular front and rear inserts is disposed to limit movement of a joint of a human body in a flexion/extension direction. The shielding cover is removably attached to a mounting frame of the joint mechanism and is configured to conceal and prevent access to the at least one or the modular front and rear inserts.

Abstract: A cervical spine traction device and method of use to apply a controlled tractional force to the cervical spine of a patient to remodel and correct improper spinal positioning. The device is affixed to an end of a table and includes a mounting plate, a riser, a height adjusting means, an angular adjusting means, a tensioning means, and a headrest. The patient is placed into the device in a prone position and a tractional force is applied to cervical spine of the patient to remodel proper spinal positioning.

Abstract: Embodiments include systems, methods, and products for prevention and treatment of orthostatic hypotension, edema, and nocturia. Aspects include a tubular compression sleeve having an adjustable effective radius. Aspects also include a position sensor. Aspects also include an actuator in communication with the position sensor, wherein the actuator is capable of modifying the effective radius of the tubular compression sleeve.

Abstract: A penile constriction device has an elongated body with a coil-shaped portion and first and second end portions. In an operational mode, the end portions are biased into mutually overlapping positions and are longitudinally spaced apart. The coil-shaped portion is adapted to wrap closely around a penis. The coil-shaped portion of the elongated body includes an elongated elastic spring member. A head element is removably mounted to the first end portion of the elongated. The head element can be adapted to provide vibrations and light.

Abstract: A warming device includes a clinical garment with at least one convective apparatus supported on the inside of the garment. Slits are provided in the clinical garment which enables a patient to insert his or her hands inside the clinical garment to be warmed therein by operation of the convective apparatus.

Abstract: The invention relates to a device for a medical treatment of a sclera, the device (100) comprising a curved disc or a belt (102), wherein the disc/belt is configured to be placed into the Tenon's space; the disc/belt is formed such that the inner surface of the curved disc/belt is superficially contactable to the surface of an area of the sclera so as to superficially cover said area; and the disc/belt comprises one, two, three, four, or more independent channel systems (101).

Abstract: A surgical kit includes at least one instrument and at least one implant device. The instrument has a needle body used to form a surgical passage through ocular tissue. The device includes a flexible tube that defines a duct for diverting aqueous humor with an outer surface having a maximal cross-sectional dimension that is less than the maximal cross-sectional dimension of the needle body. The device incorporates a seal that defines a maximal cross-sectional dimension that is greater that the maximal cross-sectional dimension of the needle body and is operably disposed within the surgical passage and forms a seal between the surrounding ocular tissue. The kit (and devices thereof) can be used as part of a surgical method to divert aqueous humor to a space formed in ocular tissue.

Abstract: A system and apparatus for increasing the amplitude of accommodation and/or changing the refractive power and/or enabling the removal of the clear or cataractous lens material of a natural crystalline lens is provided. Generally, the system comprises a laser, optics for delivering the laser beam and a control system for delivering the laser beam to the lens in a particular pattern. There is further provided a range determining system for determining the shape and position of the lens with respect to the laser. There is yet further provided a method and system for delivering a laser beam in the lens of the eye in a predetermined shot pattern.

Abstract: A steerable laser probe may include a handle, an actuation lever, an optic fiber, and a housing tube. The housing tube may have a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness. The optic fiber may be disposed within the housing tube and within an inner bore of the handle. An actuation of the actuation lever about a pivot pin of the handle may gradually curve the optic fiber. An actuation of the actuation lever about the pivot pin of the handle may gradually straighten the optic fiber.

Abstract: User-friendly welding helmet assembly configurations to be worn on the head of a weldor are disclosed. The welding helmet assembly configurations include various advanced features including a spatter shield that is easily replaceable from an external front portion of a shell of the helmet assembly configuration, and an adjustable ratchet headgear within the shell having a repositionable lever adapted to easily adjust a detent position of the ratchet headgear with respect to the shell. Other user-friendly features are also provided, in accordance with various embodiments of the present invention.

Abstract: Devices, bandages, kits and methods are described that can control or regulate the mechanical environment of a wound to ameliorate scar and/or keloid formation. The mechanical environment of a wound includes stress, strain, and any combination of stress and strain. The control of a wound's mechanical environment can be active, passive, dynamic, or static. The devices are configured to be removably secured to a skin surface in proximity to the wound site and shield the wound from endogenous and/or exogenous stress.

Abstract: The present disclosure relates to an incontinence device, more particularly a protective shield for male genitalia.

Abstract: An absorbent core, intended for use in an absorbent product such as a panty liner, is disclosed, comprising an absorbent material and a superabsorbent material. The core has a first extension in a longitudinal direction and a second extension in a transverse direction, and a longitudinal central line extending through the core, located between a first longitudinal portion and a second longitudinal portion. The first and second longitudinal portions are symmetric about the longitudinal central line. The core has a head portion, an intermediate portion and a rear portion extending in a longitudinal direction of the core. The head portion includes mirror imaged first circular segment portions and first edge lines to which the circular segment portions transition. The intermediate portion includes mirror imaged first convex edge portions. The rear portion includes second edge lines tapering towards a rear end and the central line of the core in an angle.

Abstract: An absorbent product including a liquid-permeable top layer, a liquid-impermeable bottom layer and an absorbent core arranged between the top layer and the bottom layer is disclosed. The absorbent product has a head product portion, an intermediate product portion and a rear product portion extending in a longitudinal direction of the absorbent product. The absorbent product has an outer contour having a shape resembling an hourglass, wherein the intermediate product portion includes an area with a smaller width than any area in the head product portion and rear product portion, respectively, and wherein the core extends in the longitudinal direction and transverse direction of the absorbent product and has an outer contour that is asymmetrical with the outer contour of the absorbent product.

Abstract: An absorbent article that has an absorber which is disposed in the crotch region and an absorber backsheet which is positioned at the outer direction side of the absorber. At least either one of a front end of the absorber and a rear end of the absorber is disposed in the crotch region. In the front end of the absorber backsheet and the rear end of the absorber backsheet, an end at a side at which the absorber is positioned in the crotch region is disposed outboard of the crotch region in the longitudinal direction.