Abstract: A method of smoothing teeth by, for instance, filling in cracks, chips and eroded areas by applying calcium and/or casein and/or phosphate and a source of OH? ions thereto. The method optionally provides that very thin layer(s) of dental cement be interlaced with other applied materials, and that the results be maintained in contact with the teeth involved by application of a composition of matter that adheres to said teeth and holds the results in place, while allowing at least some permeation of saliva therethrough. The method can optionally involve application of a backing strip or tray or the like to secure the other materials in place, but this is not a requirement where the composition of matter is sufficiently securing.

Abstract: The present invention is a consumer-oriented dental scraper, which helps the user maintain healthy teeth and gums via scraping away calculus, tartar, plaque, food particles, and other undesirable formations on teeth. The core components of the invention are a scraping head having a scraping edge and at least one scraping surface, a handle, and a finger grip, which are configured as follows: the back face of the scraping head is attached to the front end of the handle, and the finger grip is attached to the back end of the handle. The handle is optionally curved for better access to teeth. Optionally, the present invention is combined with a second scraping head, a dental pick, a flosser, a tongue scraper, or a toothbrush for greater flexibility in maintaining dental hygiene. Further, the present invention is produced in a disposable and biodegradable fashion.

Abstract: The present disclosure is concerned with an oral hygiene implement having a longitudinal axis, a carrier element mounted for driven movement, a motion transmitter that has a first end for transferring a drive force to the carrier element, which first end is provided at a position being offset from the longitudinal axis, and the motion transmitter has a second end positioned essentially on on the longitudinal axis or is arranged for being positioned essentially on the longitudinal axis during operation, wherein the motion transmitter has a first coupling part comprising the first end, which first coupling part essentially extends along a centre axis arranged at an angle with respect to the longitudinal axis, and a second coupling part comprising the second end, which first coupling part is fixedly connected with a first connecting portion of an elastic pivot element that allows that the first coupling part and the second coupling part can pivot with respect to each other at least in a first pivoting plane span

Abstract: A tooth display measurement device includes a measurement portion, an inner surface and an outer surface. A tooth rest platform projects outwardly from the inner surface. The tooth rest platform is spaced between the upper end and the lower end, and ruler markings are printed or otherwise affixed on the outer surface. A a handle projects from the lower end of the measurement portion. The device assists in an accurate reading of tooth display as the measurement portion is inserted between the lip and the teeth of the user with the tooth rest platform abutting the biting edge of the tooth to be measured.

Abstract: A method for the treatment of teeth which comprises enhancing transport of substances through the tooth enamel by generating a gaseous plasma in proximity to the tooth.

Abstract: A drug delivery pump includes a dosing chamber (16) for delivering a substance (18) therefrom, pushing apparatus, and a thermal energy source (14) arranged to cause a sufficient change in temperature in a portion of the pushing apparatus so that the pushing apparatus imparts a pushing force against the substance to cause the substance to be delivered from the dosing chamber. A controller (90) controls delivery of the substance from the dosing chamber. A thermal insulator (24) thermally insulates the substance in the dosing chamber from the thermal energy source.

Abstract: A mesh deployment device having separate mesh deployment and actuation units is provided. A mesh deployment device includes an actuation unit and a mesh deployment unit configured to be releasably secured to the actuation unit. When the mesh deployment unit is secured to the actuation unit, a first actuation of the actuation unit moves the mesh deployment unit from an expanded condition to a collapsed condition and a second actuation of the actuation unit moves the mesh deployment unit from the collapsed condition to the expanded condition. The mesh deployment device may further include a mesh releasably secured to the mesh deployment unit. A third actuation of the actuation unit may release the mesh from the mesh deployment unit. Also provided is a kit including multiple mesh deployment units.

Abstract: The present disclosure provides a deployment system that includes (a) an elongate shaft having a first end and a second end, (b) a grasping assembly coupled to the first end of the elongate shaft including a first jaw and a second jaw rotatable with respect to the elongate shaft, (c) an actuator coupled to the second end of the elongate shaft and configured to move the grasping assembly between an open position and a closed position, and (d) a wound closure device configured to be positioned between the first jaw and the second jaw, wherein the wound closure device comprises at least two tacks connected to and extending therethrough, wherein each of the first jaw and the second jaw include at least one pin configured to be removably positioned in an axial hole extending through a respective tack when the wound closure device is coupled to the grasping assembly.

Abstract: The present invention relates to a resorbable polymeric mesh implant, that is intended to be used in the reconstruction of soft tissue defects. The mesh implant has at least a first and a second material, wherein the second material is substantially degraded at a later point in time than the first material following the time of implantation. The mesh implant is adapted to have a predetermined modulus of elasticity that gradually is decreased until the mesh implant is completely degraded and subsequently resorbed. Due to the gradual decrease in the modulus of elasticity of the inventive mesh implant, the regenerating tissue may gradually take over the load applied to the tissue defect area.

Abstract: A two dimensional (2D) active plasmonic scaffold includes a polymer film and one or more nanoparticle layers disposed on the polymer film. The nanoparticles has functional groups attached thereon. A three dimensional (3D) structure fabricated using the 2D scaffold.

Abstract: Methods and materials for making complex, living, vascularized tissues for organ and tissue replacement, especially complex and/or thick, structures, such as liver tissue is provided. Tissue lamina is made in a system comprising an apparatus having (a) a first mold or polymer scaffold, a semi-permeable membrane, and a second mold or polymer scaffold, wherein the semi-permeable membrane is disposed between the first and second molds or polymer scaffolds, wherein the first and second molds or polymer scaffolds have means defining microchannels positioned toward the semi-permeable membrane, wherein the first and second molds or polymer scaffolds are fastened together; and (b) animal cells. Methods for producing complex, three-dimensional tissues or organs from tissue lamina are also provided.

Abstract: Embodiments of the present disclosure are directed to apparatuses and methods for fabricating tubular structures from a combination of fibrous materials for use in, for example, tissue engineering scaffold applications. These materials may also be useful in other biological or non-biological applications in which such tubular fibrous structures may be applicable, examples including conventional medical devices, filters, fiber optics, cable wraps, geotextiles, batteries, fuel cells, armor, and other diverse applications.

Abstract: An iliac branch device includes an iliac septum limb configured to be deployed in the common iliac artery. The iliac septum limb includes a graft material, a proximal end, and a septum. The graft material defines a common iliac lumen extending between the proximal end and the septum, the graft material and the septum defining an internal iliac lumen and an external iliac lumen. The iliac branch device including the iliac septum limb has several modes of adjustability. In addition, the iliac branch device has a relatively small cross-sectional area allowing the iliac branch device to treat relatively small iliac aneurysms in short common iliac arteries. This allows the iliac aneurysms to be treated at very early stages of the disease.

Abstract: A stent-graft prosthesis includes a generally tubular outer PTFE layer, a generally tubular helical stent, a generally tubular inner PTFE layer, and a suture or fabric support strip. The outer PTFE layer defines an outer layer lumen. The helical stent is disposed within the outer layer lumen and defines a stent lumen. The inner PTFE layer is disposed within the stent lumen and defines an inner layer lumen. The suture includes a suture first end coupled to a stent first end and a suture second end coupled to a stent second end, with the suture disposed between the outer PTFE layer and the inner PTFE layer. Alternatively, the fabric support strip is disposed between the outer and inner PTFE layers. The suture or fabric support strip may include a plurality of sutures or fabric support strips and may be spaced equally around a circumference of the inner PTFE layer.

Abstract: The present disclosure relates to stent graft devices for endovascular repair of aneurysms. A stent graft device according to the present disclosure comprises: a membrane defining a lumen between a proximal end and a distal end of the membrane, the lumen for fluid communication distally therethrough; a plurality of fenestrations disposed on the membrane and fluidly communicable with the lumen; and a plurality of protrusions carried by the membrane, each protrusion extending inwardly into or outwardly from the lumen. Fluid communicated from the plurality of fenestrations is deflectable or deflected by the plurality of protrusions.

Abstract: Systems and methods for treating diseased bodily lumens involving branched lumen deployment sites include a main graft or stent-graft deployable in a main artery and a vent device or stent-graft deployable in a branch artery to maintain blood flow through the main artery and from the main artery to the branch artery. Systems and methods for treating diseased bodily lumens involving branched lumen deployment sites may also include a main graft or stent-graft deployable in the main artery, a chimney graft or stent-graft deployable in both branch artery and the main artery to the branch artery and a gutter-sealing device associated with the chimney graft to prevent flow of blood among the chimney graft, the main graft and a wall of the main artery.

Abstract: An adjustable construct for fixation of a tendon or ligament graft in a tunnel. The construct comprises a flexible, adjustable loop connected to tissue (for example, graft, ligament or tendon). The adjustable loop may be integrated with an additional tissue supporting device (for example, a wedge or a plug). The tissue is secured within a bone socket/tunnel by adjusting the length of the flexible adjustable loop.

Abstract: A scleral prosthesis includes an elongated body having a first free end and a second free end opposite the first free end. A maximum width of the body at each end is wider than a maximum width of the body between the ends. The body includes multiple first portions that form the first free end of the body and a part of the body between the ends. The first portions are separated lengthwise along a substantial portion of a total length of the body. The first portions of the body are biased so that they maintain separation from one another without external interference but are configured to be pushed towards each other. The body is configured to receive and retain, between the first portions of the body, an insert that is configured to maintain the separation of the first portions.

Abstract: The present disclosure relates to devices, systems, and methods for improving or optimizing peripheral vision. In particular, various IOL designs, as well as IOL implantation locations, are disclosed which improve or optimize peripheral vision.

Abstract: A multicomponent intraocular lens implantable in an optical system of a human eye, comprising: a base component and a front component, the front component comprising an attachment tab which extends from a circumferential side of the optical portion of the front component and engages the flange for attaching the front component to the base component, wherein the attachment tab of the front component comprises a resilient projection that protrudes away from the optical portion beyond the flange, wherein a portion of the resilient projection is located at a non-overlapping position with respect to the haptic of the base component in a circumferential direction around the optical portions, wherein the portion of the resilient projection has a back surface which is located backwards from a front surface of the haptic of the base component in the thickness direction of the base component.

Abstract: A braided support structure that folds upon release from a delivery device wherein said fold is at least partially effected by varying the pic angle of the braids at locations where the folding is desired.

Abstract: A prosthetic heart valve includes a collapsible and expandable support frame extending between an inflow end and an outflow end and a plurality of commissures, wherein each commis sure is formed with an elongate opening. A plurality of leaflets are supported inside the support structure and operative for allowing flow in a first direction from the inflow end to the outflow end and to substantially block flow in an opposite direction from the outflow end to the inflow end. Each of the plurality of leaflets includes tabs. The prosthetic heart valve includes at least a first panel of fabric covering the opening of a first commissure. The first panel of fabric is attached to a first tab of a first leaflet via a suture extending orthogonal to the first panel of fabric, wherein the first panel of fabric is positioned radially outwardly of the first tab.

Abstract: A system and process for placing a percutaneous valve device in a body lumen at the location of implantation is provided which enhances the accuracy of the placement. Anchors and placement wires are used to fix the implantation target and guide the device to the implantation site. The system and method are applicable to pre-assembled percutaneous valve devices as well as a modular prosthetic valve device. The modular valve device comprises two or more device modules and is designed to be delivered unassembled and then assembled in the body lumen at or near the site where implantation occurs. The device modules may be assembled before or after the implantation target is fixed with the anchor, and then placed using the placement system in a manner similar to how a pre-assembled percutaneous valve device may be placed in accordance with the invention.

Abstract: A personalized prosthetic valve for implantation at a native valve treatment site includes a self-expanding mesh and a plurality of valve leaflets coupled to the mesh. The mesh may be delivered to the native valve in a collapsed configuration, and in an expanded configuration the mesh engages the native valve. The mesh in the expanded configuration is also personalized to match the treatment site, such that the outer mesh surface substantially matches the treatment site shape and size. The self-expanding mesh forms a central lumen configured to allow blood or other body fluids to pass therethrough. In the open configuration, blood passes through the prosthetic valve, and in the closed configuration, the plurality of leaflets are closer together and blood is prevented from flowing upstream through the prosthetic valve.

Abstract: A heart valve prosthesis that can be quickly and easily implanted during a surgical procedure is provided. The prosthetic valve has a base stent that is deployed at a treatment site, and a valve component configured to quickly connect to the base stent. The base stent may take the form of a self-or balloon-expandable stent that expands outward against the native valve with or without leaflet excision. The valve component has a non-expandable prosthetic valve and a self-or balloon-expandable coupling stent for attachment to the base stent, thereby fixing the position of the valve component relative to the base stent. The prosthetic valve may be a commercially available to valve with a sewing ring and the coupling stent attaches to the sewing ring. The system is particularly suited for rapid deployment of heart valves in a conventional open-heart surgical environment. A catheter-based system and method for deployment is provided.

Abstract: A collapsible prosthetic heart valve includes a collapsible and expandable stent and a collapsible and expandable valve assembly. The stent has a proximal end and a distal end. A plurality of commissure points is disposed on the stent. The valve assembly is disposed within the stent and includes a plurality of leaflets. Each leaflet has a free edge. An end portion of the free edge of each leaflet is folded and sutured to a corresponding one of the plurality of the commissure points.

Abstract: An improved holder and storage system for prosthetic heart valves that pre-shields or pre-constricts the commissure posts of the valve to prevent suture looping. Pre-shielding and pre-constriction mean at the time of manufacture, so that the valves are stored with the commissure posts shielded and/or constricted. The holders may have solid legs that directly contact and constrict and hold the commissure posts without the use of sutures in tension that might creep over the time in storage. The holder may have a base in contact with the inflow end and a shaft portion that projects through the valve leaflets and cooperates with movable legs on the outflow end of the valve in contact with the commissure posts. The holders may, alternatively, have flexible leg members that extend through the valve and have distal end portions configured to extend over and shield the tips of commissure posts.

Abstract: A percutaneous heart valve prosthesis (1) has a valve body (2) with a passage (9) extending between the first and second ends (7, 8) of the valve body (2). The valve body (2) is collapsible about a longitudinal axis (10) of the passage (9) for delivery of the valve body (2) via a catheter (18). One or more flexible valve leaflets (3, 4) are secured to the valve body (2) and extend across the passage (9) for blocking bloodflow in one direction through the passage (9). An anchor device (5), which is also collapsible for delivery via catheter (18), is secured to the valve body (2) by way of an anchor line (6).

Abstract: During a percutaneous procedure, a flexible sleeve of an annuloplasty structure is introduced into an atrium and arranged completely around an annulus as a closed loop, such that none of one or more longitudinal contracting members thereof is positioned along an anterior portion of the annulus between fibrous trigones of the valve. The annuloplasty structure is fastened to the annulus. At least a portion of a posterior portion of the annulus is tightened, while preserving a length of an anterior portion of the annulus between fibrous trigones of the valve, by contracting, using the one or more longitudinal contracting members, a longitudinal portion of the sleeve not positioned along the anterior portion of the annulus between the fibrous trigones of the valve. Thereafter, the one or more longitudinal contracting members are locked.

Abstract: The present invention relates to a tissue shaping device adapted to be disposed in a vessel near a patient's heart to reshape the patient's heart. The device comprises a first anchor and a second anchor adapted to be deployed by a catheter to engage a vessel wall while the first anchor is adapted to resist the compression of a first part of the first anchor and resist the expansion of a second part of the first anchor in response to a compressive force on the first part.

Abstract: An annuloplasty ring holder including a head having an upper surface and an annuloplasty ring receiving surface facing opposite the upper surface. The annuloplasty ring holder also includes means for attaching an annuloplasty ring to the annuloplasty ring receiving surface. The means for attaching an annuloplasty ring to the annuloplasty ring receiving surface may include one or more suture guides operatively associated with the head and configured to position one or more sutures to removably associate an annuloplasty ring with the annuloplasty ring receiving surface. The head may include a central hub and more than one spoke radiating out from the central hub. If the head is thus configured, each spoke will include a portion of the annuloplasty ring receiving surface.

Abstract: Methods and devices are disclosed for treating neurovascular venous outflow obstructions, with or without implantation of a prosthetic valve. The valve may be carried by a support, such as a stent, which may be self-expandable or balloon expandable. Both transvascular and direct surgical access is contemplated.

Abstract: A tissue fixation implant that includes leading fixation and trailing fixation members, each fixation member having a proximal head and an elongate shank with a distal tip, and each fixation member adapted to at least partially contact the other fixation member at one or more points along their respective lengths. The tissue fixation implant includes a proximal inter-engagement feature for fixedly engaging each of the two fixation members relative to one another when engaged within tissue, including bone tissue, soft tissue, and combinations of these, and has an interior chamber suitable for receiving osteogenic material to enhance new bone growth and fusion of the fixation implant within bone.

Abstract: Methods and devices are disclosed for the optimization of shoulder arthroplasty component design through the use of computed tomography scan data from arthritic shoulders.

Abstract: A method of performing an orthopedic procedure in the sacroiliac region. At least one aperture is formed that at least partially extends through at least one of an ilium and a sacrum. An undercutting system is at least partially inserted into the aperture. The undercutting system includes an insertion apparatus, a probe assembly and a cutting assembly. The probe assembly is moved with respect to the insertion apparatus from a retracted position to an extended position. The probe assembly is manipulated within a joint between the ilium and the sacrum while the probe assembly is in the extended position. The cutting assembly is moved with respect to the insertion apparatus from a retracted position to an extended position. The cutting assembly is sharper than the probe assembly. The cutting assembly is manipulated within the joint between the ilium and the sacrum while the cutting assembly is in the extended position to form a fusion region. The undercutting system is removed from the aperture.

Abstract: A hip prosthesis device including a femoral stem, the femoral stem including an elongate stem sleeve having a blind hole extending in a longitudinal direction and a hole opening at an upper frontal end of the stem sleeve; a stem core having an elongate stem shaft inserted in the blind hole and slidable in the longitudinal direction, a neck having a lower neck portion and an upper neck portion, a lower end of a lower neck portion attached to an upper end of the stem shaft, the upper neck portion attachable to a femoral head; a shock absorber mechanism operatively provided between the stem shaft and the stem sleeve to act against a downwardly directed longitudinal sliding motion of the stem shaft relative to the stem sleeve; and a closure cap positioned to close the hole opening with a through hole which the neck extends with its lower neck portion.

Abstract: A femoral stem for use in hip replacement surgery, specifically hip replacement surgery in dogs and similar animals but also inclusive to implants used in humans. More particularly, the invention is directed to a femoral stem that includes a lateral bolt or post that protrudes through the cortex or wall of bone opposite the neck of the femoral stem. The lateral bolt or post reduces the occurrence of subsidence in implanted femoral stems. The lateral bolt or post provides an anchor point on the cortex or wall of bone as opposed to relying solely on the compression of the femoral stem against the wall of the bony canal of the femur being implanted.

Abstract: Patient-adapted articular repair systems, including implants, instruments, and surgical plans, and methods of making and using such systems, are disclosed herein. In particular, various embodiments include knee joint articular repair systems designed for posterior stabilization, including patient-adapted posterior-stabilizing features.

Abstract: Disclosed is a wrist prosthesis, and methods for implanting same, the prosthesis comprising an elongated radial component having two opposite sides, the first side comprising a stem and the second side comprising a concave dish; an elongated carpal component having two opposite sides, the first side comprising a stem, and the second side comprising a ball end; a lunate component having two opposite sides, the first side comprising a cavity adapted to receive said carpal component's ball end, and the second side comprising a convex surface adapted to engage said radial component's concave dish; wherein said lunate component freely rotates and swivels with respect to both of said carpal and radial components; wherein said stem of said carpal component is adapted for rigid engagement with one or more carpal and/or metatarsal bones; and wherein said stem of said radial component is adapted for rigid engagement with a radius bone.

Abstract: Vertebral cage assembly techniques are disclosed. In some embodiments a vertebral cage assembly may include a front wall that includes a first opening, a top wall that includes at least one top growth opening, and a bottom wall that includes at least one bottom growth opening. The vertebral cage assembly may be expandable in a lateral direction.

Abstract: The invention concerns an expandable intersomatic cage (1) intended to be implanted between a first and second vertebral bodies of a patient, comprising: a cage body (2), comprising a bearing surface (6A) intended to be positioned so as to bear against the first vertebral body (4), an expansion cap (3) mounted on the cage body (2) so as to be able to pivot relative to the bearing surface (6A), said expansion cap (3) comprising an element (3A) for bearing against the second vertebral body (5), a means (16) for controlling the inclination of the expansion cap (3). said cage (1) being characterized in that the body (2) comprises at least one fastening orifice (41) forming an oblique well (42) capable of receiving and guiding from the outside of said cage (1) a means for fastening the cage (1) to the first and/or to the second vertebral body. Surgical implants.

Abstract: An expandable intervertebral implant includes a front wall, a back wall spaced apart from the front wall, and two side walls connecting the front wall and the back wall at their respective ends. The walls define a space. The implant further includes a bottom face, a top face, at least one engagement member with an engagement surface for engagement with the end plate of a vertebral body, a first adjusting element and a second adjusting element which are supported by a first support member and a second support member, respectively, and which cooperate with the respective support member such that the engagement member is reciprocally movable between a first end position and a second end position. In the first end position, the engagement surface does not project beyond the bottom face or the top face and in the second end position, the engagement surface at least partially projects outwardly beyond the bottom face or the top face. The first and the second support members are coupled by a coupling mechanism.

Abstract: Systems and tools for inserting and securing an implant within the intervertebral space. An intervertebral disc implant with upper and lower bearing members with an articulation interface between the members for providing relative motion therebetween. The implant may be provided with various securing members for fixing the implant within the intervertebral space. A tool may be used to insert the implant, which includes a plurality of shiftable implant engaging members that are shiftable between non-engaging and engaging configurations to alternatively release or hold the implant.

Abstract: Devices and methods are provided for treatment of the cervical spine. The devices and methods allow for treatment to be delivered from a lateral or posterior-lateral location of a subject, proximate to the cervical region of the spine. One exemplary embodiment of a spinal implant includes an elongate cage member and a plate member appended to a proximal end of the cage member. The plate member can be oriented in a manner such that it is asymmetric with respect to a long axis of the cage member. In another exemplary embodiment, an implant includes a cage member having a distal end that has an asymmetrical, bulleted shape such that the distal end is biased towards a superior or cranial direction. In a third exemplary embodiment, an implant includes a spinal fixation element and at least two mounting eyelets formed thereon. Exemplary methods related to implanting spinal implants from a lateral or posterior-lateral location are also provided.

Abstract: An intervertebral implant for insertion into an intervertebral disc space between adjacent vertebral bodies or between two bone portions. The implant includes a spacer portion, a plate portion operatively coupled to the spacer portion and one or more blades for securing the implant to the adjacent vertebral bodies. The blades preferably include superior and inferior cylindrical pins for engaging the adjacent vertebral bodies. The implant may be configured to be inserted via a direct lateral trans-psoas approach. Alternatively, the implant may be configured for insertion via an anterior approach.

Abstract: A composite interbody bone implant device is provided including a body having a non-bone composition, such as a polymer, formed into a shape and including one or more cavities. An osteoinductive material, such as bone allograft tissue, may be retained in the one or more cavities of the body. The body is formable via injection molding and/or machining into a shape and size adapted for implantation at a surgical site. The dimensions of the body include a length, a width and a thickness, and the thickness of the body may be less than at least one of the length and width.

Abstract: The strength of bone implant attached to a bone is improved by using hybrid inserts which have stems and wings having bone ingrowth surface features and caps having outer surfaces of cured polymethyl methacrylate (PMMA). The stems and wings of the hybrid inserts are inserted into living bone and the bone implant is attached to the hybrid inserts with PMMA cement. Over time, the bone grows into the bone ingrowth surface features. The bone ingrowth strengthens the bonding of the hybrid inserts and the bone implant with the bone over time. The hybrid inserts increase the shear, tensile and torque strength of the bone implants. Bone inserts that do not have ingrowth surface features loosen over time.

Abstract: A garment having integrated prosthetic breasts is disclosed. The garment includes an inner front layer, a middle component which includes at least one, and ideally two prosthetic breast members. The prosthetics are lightweight so that no elastic across the torso is needed. An outer front layer covers the middle component. The middle component is formed of a mesh layer which is sewn to the inner front layer only at the neckline and arms, and has an open bottom edge. The prosthetic breast members are attached to the mesh layer and provide shaping for mastectomy patients or other individuals having a need or desire for natural looking shaping.

Abstract: There is disclosed a biomechanically driven prosthetic thumb assembly. Embodiments include an H-shaped rocker and a distal ring configured to receive a user's residual thumb, the distal ring and the rocker each independently and rotatively coupled between a coupling tip and a proximal anchor plate configured for affixing to a hand strap secured to a user. The coupling tip is articulated in response to a pulling force of the H-shaped rocker. Additional embodiments include a bidirectional thumb assembly including a ring mounted upon an adjustable ring tendon that is rotatively coupled between a coupling tip and a proximal anchor plate, which is rotatively coupled with a hand strap attached to the user. Vertical movement of the residual thumb within the ring actuates the coupling tip within a vertical plane. Lateral movement of the residual thumb within the ring actuates the coupling tip within a lateral plane. Other embodiments are disclosed.

Abstract: The disclosure provides apparatus and methods of use pertaining to a prosthetic finger assembly. In one embodiment, the assembly includes a coupling tip and a distal ring coupled with the coupling tip. The assembly further includes a proximal ring coupled with the distal ring. A rocker formed in a Y-shape with a first end forming a single prong and a second end forming a split prong may extend between the coupling tip and the proximal ring. The coupling tip, distal ring, proximal ring, and Y-shaped rocker may all be hingedly connected such that movements of the residual finger within the proximal ring and the distal articulate the distal ring together with the rocker to curl and bend the coupling tip. Other embodiments are also disclosed.