Abstract: An instrument for placing a graft into a bone tunnel comprises an elongated shaft having a forked distal end comprising a pair of tines. A suture spans a space defined between the tines whereby the graft may be positioned between the tines and against the suture so as to be manipulated into the bone tunnel. The tendon folds about the suture, the suture having a releasable tension such that the instrument can be removed from the bone, leaving the tendon behind without the tendon hanging up on the suture.

Abstract: A wide-angle optical unit for ophthalmological implants in the eye includes a lens system arranged in a rotationally symmetrical manner about an optical axis and further includes at least two lenses that rest one on top of the other in a planar manner and which are made of materials having different optical refractive indices, In addition, the wide-angle optical unit includes an optical decoupling structure and a trailing lens arranged proximally with respect to the interior of the eye. The trailing lens is mounted around the optical decoupling structure.

Abstract: A device for crimping a radially expandable and collapsible prosthetic valve comprises a coiled wire frame having a longitudinal opening extending from a proximal end to a distal end thereof The opening has a first state and a second state, the opening in the first state having a first diameter dimensioned to receive the prosthetic valve in an expanded or partially crimped configuration therein, and the opening in the second state having a second diameter dimensioned to receive the prosthetic valve in a crimped configuration. The coiled wire frame has a first end coupled to a first member and a second end coupled to a second member. The first member is movable relative to the second member to convert the coiled wire frame from the first state to the second state.

Abstract: Described are devices and methods for medically sealing a perivalvular leak associated with implanted valves. For example, a bioresorbable tissue infiltratable sheet is provided for insertion through a perivalvular leak. A filament extending through the sheet is also provided which when pulled causes the sheet to gather around the filament on either side of the perivalvular leak. The gathered position of the sheet may be secured by a series of stops and/or use of a capping member.

Abstract: This disclosure relates to prosthetic heart valve support cuffs that are comprised of a foamy material. Such support cuffs may be configured with support frames configured to maintain an improved implantation site for percutaneously delivered heart valves. The support cuff may either be implanted prior to implantation of a heart valve or concurrently with the heart valve. The foamy material is configured to compress and expand upon liquid contact to substantially seal the perimeter of an opening to a heart.

Abstract: The present invention discloses a compression device for artificial valve replacing device that comprises at least two clamp unit blocks connecting with each other in sequence and enclosing a compressing channel. The compression device further comprises a guide structure for leading all clamp unit blocks to retract towards the center of the compressing channel. In this invention, when the artificial valve replacing device is placed in the compressing channel, the inner wall of the compressing channel props against the peripheral wall of the artificial valve replacing device. When the clamp unit blocks are retracting towards the center of the compressing channel under the action of outside force, the inner wall of the compressing channel applies the force directing to the center of the compressing channel. The device has the low manufacturing cost and is convenient to clean due to the simple structure, fully satisfying the requirements for operation sanitation in use.

Abstract: Methods and apparatus are provided for repairing or replacing a defective cardiac valve including a prosthetic leaflet assembly having an expandable frame with one or more anchors configured to engage a predetermined region of the defective cardiac valve in an expanded deployed state, and at least one prosthetic leaflet coupled to the expandable frame. The prosthetic leaflet assembly is configured such that the prosthetic leaflet is suspended within a flow path of the defective cardiac valve and coapts with, and improves functioning of, one or more native leaflets of the defective cardiac valve.

Abstract: A delivery device for a collapsible medical device may include a handle and a delivery assembly having a compartment for receiving the medical device. A catheter member may extend from the handle to the delivery assembly. The catheter member may have a first portion with a first compliance value and a second portion with a second compliance value different from the first compliance value. An internally threaded member may be fixedly connected to the delivery assembly. An externally threaded member may have a first portion operatively connected to the actuation member and a second portion threadedly coupled to the internally threaded member so that manipulation of the actuation member causes axial movement of the compartment relative to the catheter member.

Abstract: A deformable prosthetic member, including an acetabular shell, can be formed of appropriate materials to engage a liner. The deformable member can include one or more feature to deform and engage a second member, such as a liner, in a selected position. A plurality of deformable features allows for a plurality of possible positions for the second member.

Abstract: The invention concerns an acetabulum for a hip prosthesis made from a biocompatible polymer, said acetabulum being covered with a coating which comprises a first layer of titanium applied to said biocompatible polymer and which further comprises, on the first layer, a second layer of titanium or of calcium phosphate, characterized in that: the roughtness Rt of the first layer of titanium is between 40 and 500 ?m, said first layer of titanium has been applied by hot compression to said biocompatible polymer. Acetabula for hip prostheses.

Abstract: The invention relates to a plug-on module (1) for pushing onto a free end of a shaft (6) formed for implantation in a long bone (7), comprising a holding body (2) with an axial bore (20) for the shaft (6) at its lower end and a joint head (3) as part of a joint endoprosthesis, wherein the joint head (3) is offset downwards in the axial direction (26) from the upper end of the holding body (2) sufficiently far and in such a way that the shaft (6) protrudes upwards beyond the joint head (3). With such a quasi-offset arrangement the range of usage for the plug-in module is extended to cases in which previously a shorter through-going shaft would have been required and therefore a troublesome adjustment operation to exchange the through-going shaft would have to have been carried out.

Abstract: A Midlay component includes a plastic bearing part and a metal tray part. The upper surface of the bearing part is dished in frontal and sagittal planes, to provide a bearing surface, such that in function, the femoral contact point will remain in the central region of the bearing surface. Hence the load-bearing on the plastic bearing part will be above the thickest portion in the central region. The metal tray part features a tray-bottom that enables retention of strong cortical and cancellous portion of a tibia in the treatment of osteoarthritis of a knee joint, and supports the plastic bearing part, with the rim of the metal tray part maintaining the position of the plastic bearing part and minimizing micromotions.

Abstract: A knee prosthesis comprises a femoral component for securement to a femur, the femoral component defining medial and lateral condyles and an intercondylar groove; and a tibial component for securement to a tibia, the tibial component having respective bearing surfaces shaped to engage with said condyles both when the knee, in use, is extended and also over a range of flexion. At least one of the condyles is part-helical in shape and the respective bearing surface of the tibial component is correspondingly part-helical in at least a medio-lateral direction. In addition, the other bearing surface is incongruent with the other condyle in at least the antero-posterior direction so as to allow for antero-posterior movement of the femoral component relative to the bearing surfaces of the tibial component.

Abstract: A knee prosthesis comprises a femoral component for securement to a femur, the femoral component defining medial and lateral condyles and an intercondylar groove; and a tibial component for securement to a tibia, the tibial component having respective bearing surfaces shaped to engage with said condyles both when the knee, in use, is extended and also over a range of flexion. The femoral and tibial components together comprise interengaging means, for stabilising against antero-posterior relative movement of the femoral and tibial components. One of the condyles and the respective bearing surface of the tibial component are at least partially congruent, at least at angles of flexion below a predetermined angle. The other bearing surface is incongruent with the other condyle in at least the antero-posterior direction so as to allow for antero-posterior movement of the femoral component relative to the bearing surfaces of the tibial component.

Abstract: An orthopedic prosthesis (20, 100) including an implant body (22, 24, 26, 122) defining a number of suture anchor attachment locations (30, 120), and a plurality of suture anchors (40) each including one or more suture (S) extending from an anchor portion (42) that is engaged with a select one of the suture anchor attachment locations (30, 120) to selectively attach a corresponding one of the suture anchors (40) to the implant body (22, 24, 26, 122). A method of using the orthopedic prosthesis (20, 100) is also provided.

Abstract: Methods for altering the natural history of degenerative disc disease and osteoarthritis of the spine are proposed. The methods focus on the prevention, or delayed onset or progression of, subchondral defects such as bone marrow edema or bone marrow lesion, and subchondral treatment to prevent the progression of osteoarthritis or degenerative disc disease in the spine and thereby treat pain.

Abstract: A device and method for biologic vertebral reconstruction utilizes a biologically active jacket inserted into a cavity formed in a vertebra to be reconstructed. An artificial bone material is inserted into the biologically active jacket and allowed to set. The structure and method described herein provide for effective biologic vertebral reconstruction. The use of a biological material and artificial bone enables the host bone to replace the artificial bone over a period of time. Additionally, the structure of the biologically active jacket minimizes any impact into the spinal canal and the paravertebral spaces. Moreover, because of its biomechanical characteristics, which approximate the host bone, there is relative protection of the neighboring vertebra against fracture. Still further, the materials of the biologically active jacket may be impregnated with various substances to achieve various advantageous tasks.

Abstract: An intervertebral disc prosthesis is disclosed comprising at least two plates, namely first and second plates, articulated about each other by means of a curved surface, namely articulation, of at least one of the plates, each of the plates comprising a surface known as a contact surface, intended to be in contact with a vertebral plate of one of the vertebrae between which the prosthesis is intended to be inserted, this contact surface for each of the plates comprising a geometrical centre at equal distance from at least two diametrically opposite points located on the periphery of the plate, in which the geometric centres of the plates are not vertically aligned, this off-setting of the geometrical centres of the plates engendering an off-setting of the edges of the plates in at least one direction perpendicular to the vertical axis of the spinal column.

Abstract: A spinal implant comprises an implant body extending between an anterior surface and a posterior surface, and including a first vertebral engaging surface and a second vertebral engaging surface. The implant body further including an inner surface that defines at least a first cavity and a second cavity spaced from the first cavity. The first cavity is oriented to implant a fastener oblique relative to a bilateral axis of a subject body. The second cavity is oriented to implant a fastener in substantial alignment with the bilateral axis. Systems and methods of use are disclosed.

Abstract: An expandable interbody device for placement between adjacent vertebrae having an upper structure, a lower structure and a screw mechanism, wherein actuation of the screw mechanism moves the upper and lower structures between a collapsed configuration and an expanded configuration. A deployment tool couples to the expandable interbody device for positioning the device between adjacent vertebrae, actuating the screw mechanism and delivering a material to a chamber of the expandable interbody device.

Abstract: The present disclosure provides a provisional tibial prosthesis system for a set of prosthetic knee joints for implantation in a natural knee, the provisional tibial prosthesis system including a bearing component and a bearing support, the spacing of the bearing component from the bearing support is adjustable to allow for representation of a variety of different sized final tibial prostheses. In this system, only one provisional bearing component corresponding to each level of constraint is needed and shims are used to adjust the spacing of the bearing component from the bearing support. The shims are slidably insertable between the bearing component and the bearing support in an anterior/posterior direction to allow for adjustment of the spacing of the bearing, component from the bearing support. The number of provisional components needed during knee surgery is reduced and adjustment of the system only requires the knee joint to be distracted by a distance equal to the height of a particular shim.

Abstract: A breast prosthesis includes a first layer with two films that are sealed together peripherally that define a front chamber. A second layer includes two films that are sealed together peripherally that define a back chamber. The second layer is adjacent to the first layer and defines a pocket therebetween. A portion of a peripheral edge of the second layer is sealed to a portion of a peripheral edge of the first layer to define a first opening so that the pocket defined between the first layer and the second layer opens to the first opening. The first opening and the pocket allow the user to stuff a material into the pocket through the first opening. A first silicone rubber is disposed in the front chamber and is cured in an outer shape of a breast. A second silicone rubber is disposed in the back chamber.

Abstract: A prosthesis or an orthosis such as a hand prosthesis (10) comprises a moveable component (12). The moveable component (12) has a motor (14) operable to drive a worm gear (16). The hand prosthesis (10) also comprises a worm gear wheel 18 fixedly mounted on a support member (20). The moveable component (12) extends generally tangentially with respect to the worm gear wheel (18) and is mounted for rotation about the worm gear wheel (18). The worm gear (16) is in engagement with the worm gear wheel (18) such that, when the motor (14) is operated in use of the hand prosthesis (10), the moveable component (12) rotates about the worm gear wheel 18. The moveable component (12) includes two electrical contact members (50a) and (50b) and the worm gear wheel (18) includes two electrical contact surfaces (52a) and (52b).

Abstract: Provided is a motion control device. The device comprises one or more frames which supports an exoskeleton of a body; a string which connects the frames with each other; a pulley which is disposed between the frames and connected to one end of the string; and a motor which is connected to the other end of the string to control the string, wherein the pulley rotates the string according to control of the motor.

Abstract: An artificial foot having a longitudinal axis extending from a heel area to a toe area, a length, a width and a height is provided. The artificial foot includes a connection to a lower leg part, an upper supporting structure in the direction of height, an elastic sole structure extending from the heel area to the toe area, an elastic connecting element arranged between the upper supporting structure and the sole structure, and a coupling system. The upper supporting structure is connected to the sole structure approximately in a middle of the foot with respect to its length by means of the coupling system. The coupling system allows a relative tilting motion between the upper supporting structure and the sole structure while keeping a distance between the upper supporting structure and the sole structure in a middle of the coupling system constant, at least while a patient places weight on it when standing.

Abstract: An aid device for the motor disabled, suitable for allowing walking of transfemoral amputees, having: a lower-limb prosthesis of an amputated limb; a lower-limb orthosis suitable to be worn at a sound contralateral lower-limb; an orthotic pelvis module connecting the prosthesis to the lower-limb orthosis; and a control unit for the operational coordination of movements of the prosthesis and the lower-limb orthosis.

Abstract: An object of the disclosed invention is to provide a wearable power assist system that is light weight and capable of assisting in various situations. The invention is used to select a joint to be assisted according to a desired action and transmitting a force generated by an actuator to assist the joint and to an assist the outer skeleton.

Abstract: In order to control at least one adjustable actuator of a connection apparatus to an orthopaedic device with lower limbs, actual values of at least two movement parameters of the orthopaedic device are continuously acquired by at least two sensors. A functional relationship is established between the sequences of actual values of the at least two movement parameters. This functional relationship is continuously repeatedly compared to functional relationships in the case of defined movement patterns in order to select in each case the movement pattern which fits best to the acquired actual values. Then control signals for the actuator are generated using a sequence of intended values defined for the best-fitting movement pattern.

Abstract: A dynamic support system includes a control system for controlling inflation and deflation of at least one actuator having an inlet connectable to the a control unit of the dynamic support system. The control unit may be in communication with a sensor and may control inflation and deflation of the at least one actuator in response to information provided by the sensor.

Abstract: The invention relates to a prosthetic socket for a residual limb of the lower extremity or upper extremity of an individual person. The residual limb has particular dimensions and anatomical contours; the prosthetic socket has dimensions and contours that fit the dimensions and contours of the residual limb. The prosthetic socket may also fit in a manner that is biomechanically particularly appropriate for the individual. The prosthetic socket is an assembly of components from groups of components that include (a) struts arranged longitudinally with respect to the residual limb, (b) proximal brim members arranged proximally to the struts and connected thereto; and (c) distal socket members disposed at the distal base of the prosthetic socket. The socket components within these groups may be modular in that they can vary with respect to dimensions and/or contours, and yet have common connecting features that permit assembly of the components together to form the prosthetic socket.

Abstract: The present invention relates generally to the maintenance of blow flood using drug eluting stents and/or other coated medical devices to increased length of time of blood flow. Further, the present invention relates to drug-releasing coated devices for reducing smooth muscle cell proliferation and platelet activity to further limit restenosis utilizing resveratrol and quercetin, polyphenols that are linked to the cardioprotection of red wine consumption. The present invention also provides products and methods for treating or preventing atherosclerosis, stenosis, restenosis, smooth muscle cell proliferation, platelet cell activation and other clotting mechanisms, occlusive disease, or other abnormal lumenal cellular proliferation condition in a location within the body of a patient.

Abstract: Devices, systems, and methods for providing retroperfusion to at least one ischemic tissue in a minimally invasive manner are disclosed. At least some of the embodiments disclosed herein enable an anastomosis to be formed between a vein and an artery without the use of sutures and through a non-invasive procedure. In addition, various disclosed embodiments provide a cannula device comprising a Y-configuration for bifurcating arterial flow between an anastomosis and the underlying artery. The devices, systems and methods herein can further provide simultaneous autoretroperfusion therapy to more than one area of an ischemic tissue.

Abstract: An endoprosthesis for deployment within a body passage includes a framework and a metallic film, which can circumferentially surround the framework or be surrounded by the framework. The framework and metallic film can be attached without using a third material, e.g., without sewing. The framework can define a circumferential recess along at least a portion of its length and circumference. The recess accommodates at least a portion of the metallic film therein.

Abstract: Stents and method of inserting a stent into a delivery catheter are disclosed. In a disclosed embodiment, a stent for redirecting blood flow away from an aneurysmal sac is provided. The stent comprises an elongate frame (2) that is radially contractable from a fully radially expanded state to a radially contracted state in a process involving elongation of the frame, wherein: the fully radially expanded state represents the state of the frame at body temperature when no external force is applied to the frame; in the radially contracted state the frame has a maximum lateral dimension that is at least 30% smaller than the maximum lateral dimension of the frame in the fully radially expanded state; and the frame comprises a low porosity region (4) for positioning at the opening to the aneurysmal sac, the low porosity region having a porosity of less than 50% when the frame is in the fully radially expanded state.

Abstract: Stent graft delivery systems are disclosed herein. In several embodiments, a stent graft delivery system can include a stent graft having a proximal portion and a distal portion, a proximal sheath and a distal sheath. The proximal sheath can be configured to cover the proximal portion of the stent graft, and the distal sheath can be configured to cover the distal portion of the stent graft. The proximal sheath and the distal sheath can be independently removable from respective ends of the stent graft such that the proximal and distal portions of the stent graft are independently deployable.

Abstract: Devices and methods for treating obesity are provided. More particularly, intragastric devices and methods of fabricating, deploying, inflating, monitoring, and retrieving the same are provided.

Abstract: A gastrointestinal implant device (2800) comprises a planar proximal element (220) configured to reside in a stomach to resist distal migration, a distal element (222) configured to reside in an intestine to resist proximal migration and one or more tethers (224) coupling the planar proximal element to the distal element.

Abstract: An obesity treatment device comprises a filament filler material movable between a substantially straight insertion/removal configuration and an operative configuration in which the filament extends along a predetermined curve to occupy a selected volume within the stomach and a retrieval device connected to a proximal end of the filler material facilitating grasping and withdrawal of the filler material. A method of treating obesity, comprises inserting to a desired position within the GI tract a filament filler in a substantially straight configuration and moving the filler into an operative configuration in which the filler curves along a predetermined path to define a desired volume in combination with, after a predetermined treatment period has elapsed, collapsing the filler into the substantially straight configuration for trans-oral removal.

Abstract: A support device includes: a force measurement sensor structure which includes a shaft having first and second end sections, an intermediate element movably provided between the first and second end sections, first and second elastic members respectively provided between the first end section and the intermediate element and between the second end section and the intermediate element, a linear potentiometer detecting the one dimensional direction position of the intermediate element, and a gripping unit transmitting a force to the intermediate element in an interlocking manner with movement of upper or lower limb; a drive unit changing a load applied to the intermediate element; a control unit controlling the drive unit; and a wearable unit including a front frame provided on a front side of a user, a rear frame connected to the front frame, provided on a rear side of the user, and supporting the drive unit, and an arm suspending a wire which connects the force measurement sensor structure and the drive unit,

Abstract: According to an embodiment, a strap includes a closure system and a strap system. The closure system includes a tension member, a tightening mechanism that tensions the tension member and maintains the tension member's tension, and a guide that routes the tension member between the guide and the tightening mechanism. Tensioning of the tension member causes the guide to move toward the tightening mechanism. The strap system includes a strap guide(s), a first end that is coupled to the tightening mechanism, a second end that is coupled with the guide, and a strap body. The strap body is positioned through the strap guide(s) so that at least a portion of the strap overlaps and so that the strap body forms a loop. Tensioning of the tension member reduces a diameter of the strap system's loop, which effects constriction of the strap system about an article disposed within the loop.

Abstract: Device embodiments and methods for using same are disclosed for treatment of static ankle plantar flexion. The device includes a sock configured to contain a patient's foot, the sock having a loop at an upper portion and a mechanical link coupled to the loop. The device further includes an adjustable plate, and an adjustable strap that is configured to selectively attach to the mechanical link. A cavity is formed by the sock and the adjustable strap that is configured to hold the adjustable plate when the strap is engaged to the mechanical link.

Abstract: An ankle brace includes a foot plate comprising a heel portion having means for tilting the ankle brace to adjust a hindfoot varus or valgus position; at least one upright support connected to the foot plate; and an arch support attachable to a top surface of the foot plate.

Abstract: A system for supporting and manipulating a leg of a patient including a base configured to be releasably secured to the ground, a first guide rail coupled to the base, wherein the first guide rail has a longitudinal axis, a boot coupled to the first guide rail, wherein the boot is configured to receive and retain at least a portion of a foot of the patient, and a drape hanger assembly coupled to the base, wherein the drape hanger assembly includes a pair of drape hangers oriented parallel to the longitudinal axis of the first elongate guide rail.

Abstract: A cervical collar having a body with an anterior side, a posterior side, an upper portion and a lower portion is provided. The cervical collar may include a chin support that is formed at the upper portion of the anterior side of the body. The present invention may further include an inflatable pocket formed on the posterior and lateral sides of the body. The cervical collar may be wrapped around a neck of a user so that the chin support aligns and supports the chin of the user. The inflatable pocket may be inflated with a gas or a liquid to further support the neck of the user.

Abstract: A patient treatment system for treating a patient includes a cervical collar having a first opening located over a trachea of the patient and a second opening located over a carotid artery of the patient. An aid is disposed in the second opening and includes a base having a curved surface; the base is disposed proximal to a neck of the patient over the carotid artery. The aid also includes a first reacting agent and a second reacting agent. The first reacting agent and the second reacting agent create a thermic reaction when mixed. The aid further includes a first container and a second container. The base is part of the first container including the base; the second container is disposed entirely within in the first container.

Abstract: This ambulatory nasal device for respiratory assistance comprises at least an intra-nasal structure of expansion (2) intended to be inserted in a nostril, the structure of expansion having a pyramidal form with an annular base (3) and comprising an arch (4) extending from the afore mentioned base (3).

Abstract: A method of spreading constant or repeated pressure away from one or more pressure points between a user and an item of wear wherein the item of wear comprises a pressure material being either: (i) a thermoplastic material having the composition comprising a mixture of; (a) component (A) an organic thermoplastic elastomer having a hardness below 80 shore A measured at 23° C. (ISO 868); and (b) component (B) which is a non cross-linked and substantially non reactive silicone polymer or a cross-linked silicone polymer, with the exclusion of borated silicone polymers exhibiting dilatant properties; or (ii) a flexible material having the composition comprising a mixture of; (c) an elastomeric material having a modulus at 100% elongation of 0.1-10 MPa; and (d) 5-80% by weight, based on the total weight of the composition of a non-reactive silicone fluid having a viscosity of 1,000-3,000,000 mPas at 25° C.; or (iii) both (i) and (ii).

Abstract: The apparatus described is for supporting a body part of a human body including a sleeve, a band, and an attachment mechanism. The sleeve supports the body part minimizing stress on the body part. The band secures the sleeve to stabilize the body part into a static position. The attachment mechanism secures the band to the body such that stress is not incurred by a neck of the body.

Abstract: A urostomy pouch includes a baffle member, which is formed using multilayer film sheets. The multilayer film includes an inner layer comprising polypropylene and styrenic block copolymer, and an outer layer comprising ethyl methyl acrylate copolymer (EMA). The multilayer film sheets are arranged such that the inner layers face each other and are ultrasonically sealed along their longitudinal edges to form a tubular-shaped baffle member.

Abstract: A valve for a pouch for collecting biological fluids includes a valve stem, at least a portion of which is formed from a polymeric material including oleamide.