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Knee patents

      

This page is updated frequently with new Knee-related patent applications.




 Low profile patient specific cutting blocks for a knee joint patent thumbnailnew patent Low profile patient specific cutting blocks for a knee joint
A low profile patient specific cutting block for a knee includes a plurality of bone interfacing portions and a cutting slot. The plurality of bone interfacing portions are configured to overlie portions of an end of a bone.
Smith & Nephew, Inc.


 Injector head lifting bale patent thumbnailInjector head lifting bale
A lifting bale is mounted on top of an injector head for handling the injector head. The lifting bale includes a lifting arm attached to the injector head, an articulated member attached between the injector head and the lifting arm, the articulated member having a knee joint, and a cylinder, having an extendable and retractable arm, attached between the injector head and the knee joint.
Premier Coil Solutions, Inc.


 Electrostimulator patent thumbnailElectrostimulator
An electrostimulator is provided with: a control unit for determining initial stance, midstance, terminal stance, initial swing, or terminal swing on the basis of detection signals of detection units; and first through third electrodes for outputting electrical stimulation to muscles spanning a knee joint. The control unit outputs electrical stimulation to the first through third electrodes during midstance, and stops the outputting of electrical stimulation from the first through third electrodes during initial swing..
Panasonic Intellectual Property Management Co., Ltd.


 Interactive exoskeleton robotic knee system patent thumbnailInteractive exoskeleton robotic knee system
An interactive exoskeleton robotic knee system for assist walking and gait training. The system comprises of an exoskeleton framework to be attached to the thigh and shank of the user's leg; electric motor; mechanical lock; motion sensor assembled on the lower limb unit, and a control box.
The Hong Kong Polytechnic University


 Methods and instruments for forming a posterior knee portal and for inserting a cannula patent thumbnailMethods and instruments for forming a posterior knee portal and for inserting a cannula
A specialized obturator that has a curved configuration designed specifically for entry through the anterior joint and out the back of the knee in the ideal position for a posterior portal. The curved obturator is shaped to avoid intact knee ligaments and femoral condyles.
Arthrex, Inc.


 Joint-support device patent thumbnailJoint-support device
Disclosed herein is an adjustable joint-support apparatus and device for use in treating pain, inflammation, and or other injury to a joint and joint area of a body, and configured for physical and functional flexibility, in that the joint support is flexible and can be worn over clothing. The device is generally suited for support of an ankle joint, a knee joint, a wrist joint, although could also support an elbow, shoulder or hip joint with minimal modifications.
Hotcold Motion Compress Llc


 Prosthetic knee joint patent thumbnailProsthetic knee joint
A prosthetic knee joint includes an upper part, a lower part which is arranged pivotably to the upper part, a fastening device arranged on the upper part for a proximal prosthetic element, a fastening device arranged on the lower part for a distal prosthetic element, a four-limbed joint system with four linkages articulatedly fastened to each other, which are each pivotable to each other around a pivot axis, wherein the upper part (10) is arranged on the joint system. The joint system is may be mounted pivotably on the lower part from a starting position counter to a spring force during a stance phase flexion, and the action line of the spring force is may be aligned such that a moment acting against an inflexion of the joint system is present..
Otto Bock Healthcare Gmbh


 Provisional tibial prosthesis system patent thumbnailProvisional tibial prosthesis system
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.
Zimmer, Inc.


 Animal protection device patent thumbnailAnimal protection device
An animal protection device, comprising: a main body and a plurality of elastic fixing belts. In the animal protection device, the plurality of support rods are inserted into the corresponding insertion bags of the main body.

 High performance knee prostheses patent thumbnailHigh performance knee prostheses
knee prostheses that more faithfully replicate the structure and function of the human knee joint in order to provide, among other benefits: greater flexion of the knee in a more natural way by promoting or accommodating internal tibial rotation, replication of the natural screw home mechanism, and controlled articulation of the tibia and femur respective to each other in a natural way. Such prostheses may include an insert component disposed between a femoral component and a tibial component, the insert component featuring, among other things, a reversely contoured posterolateral bearing surface that helps impart internal rotation to the tibia as the knee flexes.
The Trustees Of The University Of Pennsylvania


Orthopaedic surgical instrument for knee surgery

An orthopedic surgical instrument for use in knee surgeries includes an elongated body, a pair of output shafts, and a user control. A first output shaft extends out from a first side of the body along a first output axis substantially perpendicular to a longitudinal axis of the elongated body.
Depuy (ireland)

Substantial energy return shoe with optimal low-impact springs and tuned gear change

The optimized shoe invention comprises five embodiments and two methods to optimize both the performance and comfort of footwear for walking and running and for robotics, prosthetics and orthotics. First, there are three versions of enhanced heel-lift shoes for energy return much higher than that of just “springs in shoes.” second, to minimize foot impact shoe there are ten enhanced optimal springs with 1% hysteresis loss.

Prosthetic joints

The present invention relates to a prosthetic leg for those having a femoral amputee, namely those having an above the knee stump, where certain movements can be difficult to perform. Known prosthetic knee joints that are weight-activated cannot substantially assist short-stumped individuals.

Artificial knee joint

There is shown an artificial joint (1), which joint has a first part (11) adapted to be attached at a wearer's first body part or substitute body part, and a second part (12) adapted to be attached to a second body part or substitute body part, wherein the first part (11) and the second part (12) can be rotated relatively each other and are connected to each other by means of at least four shafts (21, 22, 23, 24) and corresponding links (13, 14, 15). The joint (1) is characterised in that it is freely moveable when the joint is unloaded by the wearer, and in loaded position the same joint is geometrically locked..
Fillauer Europe Ab

Leg socks for horses

The present invention comprises a sock for use on the leg of a horse or ungulate, such as a cow, donkey or other hoofed animal. In the preferred embodiment the sock is tubular in shape having an upper opening and a lower opening.

Passive knee joint and knee extension device

Disclosed is a passive gravity assist flexion and/or extension device, principally for regaining knee joint range of motion flexibility; having such arrangement to provide appropriate content vertically stable elevated under knee support of the posterior intersection, concerning the femur and tibia of an impaired knee joint and/or concerning the subtalar joint (ankle); whereby promoting gravity assist passive flexion and/or extension towards gradual content knee joint muscle stretching. The disclosed device arrangement, being comprised of a padded solitary horizontal support bar, capable of desired lateral rotational movement, while firmly affixed mid-span atop a vertical linear traveling wholly enclosed height adjustable threaded rod.

Passive knee joint flexion device

Disclosed is a passive gravity assist flexion device, principally for knee joint flexibility; having such arrangement to provide appropriate content stable elevated support of the posterior intersection, concerning the femur and tibia of an impaired knee joint; whereby promoting gravity assist passive flexion towards gradual comfortable knee joint muscle stretching. The disclosed device arrangement comprised of a padded single knee posterior horizontal support bar, capable of desired lateral rotational movement, while firmly affixed mid-span atop a vertical linear traveling height adjustment threaded rod.

Surgical support for providing knee torsion

The present invention provides a fixture that may be releasably attached to the operating table to apply two countervailing forces to the leg on opposite sides of the knee. These forces permit the application of a precise and stable torque to the knee joint.
Fused Innovation, Llc

Knee instruments and methods

knee arthroplasty instrument systems directly reference and align with the anterior distal with the anterior distal femoral cortex, the mechanical axis of the leg, and whiteside's line. The anterior femoral resection is aligned in the same plane as the anterior distal femoral cortex.

Knee joint prosthesis

A knee joint prosthesis which comprises a tibial component (4, 6) and a femoral component (2). The femoral component has condyles (14, 16) which act against the tibial component, directly or indirectly, during flexing of the knee.
Depuy International, Ltd.

Prosthetic knee implant

knee implant systems and methods for implantation or use in a knee joint, are disclosed. A knee implant system can include at femoral component having a femur-contacting surface and an opposing articulation surface, and proximal, distal, anterior and posterior portion.
Zimmer, Inc.

High performance knee prosthesis

knee prostheses featuring components that more faithfully replicate the structure and function of the human knee joint in order to provide, among other benefits: greater flexion of the knee in a more natural way by promoting or at least accommodating internal tibial rotation in a controlled way, replication of the natural screw home mechanism, and controlled articulation of the tibia and femur respective to each other in a more natural way. In a preferred embodiment, such prostheses include an insert component disposed between a femoral component and a tibial component, the insert component preferably featuring among other things a reversely contoured posterolateral bearing surface that helps impart internal rotation to the tibia as the knee flexes.
The Trustees Of The University Of Pennsylvania

Instruments for knee placement

There are provided various embodiments of medical instruments to perform knee surgery. In one embodiment a finned platform for mounting a cutting block is provided.
Smith & Nephew, Inc.

Bone resection knee surgery

A bone resection apparatus and its method of use for knee surgery are presented. In one aspect of the invention, the apparatus includes a spacer and a tibial cut guide.
Zimmer, Inc.

Knee rehabilitation exercise device

A knee rehabilitation exercise device with a right and left leg brace, a rear knee strap, an upper leg strap assembly, a lower leg strap assembly, a portable rear brace assembly and an elastic resistance band. The left and right leg brace members are each comprised of an upper member and a lower member rotatably pinned together at the area of the knee joint.

Powered leg prosthesis and control methodologies for obtaining near normal gait

A powered leg prosthesis including a powered knee joint with a knee joint and a knee motor unit for delivering power to the knee joint, a powered ankle joint coupled to the knee joint including an ankle joint and an ankle motor unit to deliver power to the ankle joint, a prosthetic foot coupled to the ankle joint, a plurality of sensors for measuring a real-time input, and controller for controlling movement of the prosthesis based on the real-time input. In the powered leg prosthesis, at least one of the knee motor unit or the ankle motor unit includes at least one drive stage, where the drive stage includes a rotary element for generating torque and at least one looped element affixed around the rotary element and configured for transmitting the torque to another rotary element coupled to a joint to be actuated..
Vanderbilt University

Endoprosthesis for knee arthrodesis

An endoprosthesis for knee joint arthrodesis having a femur portion including a femur attachment structure; a tibia portion including a tibia attachment structure; a coupling section formed on the femur portion and a coupling section formed on the tibia portion. The coupling sections are pivotably connected to one another about a prosthesis pivot axis that extends in the installed position of the endoprosthesis horizontally from medial to lateral.
Implantcast Gmbh

Arthroscopic knot pusher and suture cutter

Knot pushers and suture cutter apparatuses to be used arthroscopically, for example, in an arthroscopic knee surgery may be operated with a single control to both lock the suture within the distal end of the apparatus and cut the suture once the knot has been pushed to the appropriate location. The apparatus may include a safety lock preventing deployment of the cutter until the safety lock (e.g., cutter release) has been released..

Meniscus prosthetic devices with anti-migration or radiopaque features

A prosthetic device for use as an artificial meniscus is disclosed. The prosthetic device restores stress distribution, stability, and function to the knee joint after removal of the damaged natural meniscus.
Active Implants Corporation

Knee joint prosthesis and tibial component and femoral component thereof

A knee joint prosthesis and a tibial component thereof and a femoral component thereof are disclosed. The knee joint prosthesis includes a tibial component and a femoral component.
Innolux Corporation

Implant set having modularity with conformity for total knee replacement

An implant set having modularity with conformity for total knee replacement. The set having a femoral metal component, tibial component (4) with locked tibial insert (2) therein and patella to provide the exact conformity of combination of femoral component (1) and tibial component (4).

Patient-specific pre-operative planning

A method for pre-operative orthopedic planning includes obtaining only a high-resolution knee-joint scan of a patient, determining hip rotation center and ankle rotation center from anthropometric data based on personal data of the patient, and determining a mechanical axis of the knee joint based on the anthropometric data. The method also includes preparing at least a two-dimensional image model of the knee joint using the knee-joint scan and the determined mechanical axis, and preparing a pre-operative surgical plan based on the image of the knee joint..
Biomet Manufacturing, Llc

Active and passive devices for redistributing forces for the medial and lateral knee

Implant apparatus and methods directed toward treating conditions involving the knee joint are disclosed. Full range of motion of the knee joint and tissue integrity are maintained in treatment approaches.
Moximed, Inc.

Bone resection guide positioning apparatus

A bone resection guide positioning apparatus includes: a fixing part including a medullary rod configured to be inserted into a femur, a base configured to be disposed in proximity to a distal end of the femur, and a supporting pillar detachably connected to the base; a measuring part including a first connection portion connected to the supporting pillar and an indicator coupled to the first connection portion, the indicator being configured to indicate a valgus angle formed by a femoral functional axis and a femoral anatomical axis based on a positional relationship between the indicator and a femoral head center, the femoral functional axis connecting the femoral head center and a knee joint center; and a guide support including a second connection portion connected to the base and a support body connected to the second connection portion, to which support body a bone resection guide is detachably mounted.. .
Coco Inc.

Protective trousers with curved extremity and inseam

Disclosed is a protective garment that includes a lower portion having a pair of extremities each having a knee joint area connected to an upper leg portion by an upper radial seam and connected to a lower leg portion by a lower radial seam. The knee joint area of each extremity also has an inseam insert connected between the upper and lower radial seams..
Lion Apparel, Inc.

Protection garment

A supporter according to the present invention includes a first supporting section provided so as to extend along a lateral side of a knee joint, a second supporting section extending diagonally upwardly from a first long side along an upper edge of a kneecap so as to reach a second long side, and a third supporting section extending diagonally downwardly from the first long side along a lower edge of the kneecap so as to reach the second long side.. .
The Ritsumeikan Trust

Method for controlling an artificial orthotic or prosthetic kneejoint

A method for controlling an artificial orthotic or prosthetic knee joint, on which a lower-leg component is arranged and with which a resistance device is associated, the bending resistance (r) of which resistance device is changed in dependence on sensor data that are determined by means of at least one sensor during the use of the orthotic or prosthetic knee joint, wherein a linear acceleration (af) of the lower-leg component is determined, the determined linear acceleration (af) is compared with at least one threshold value, and, if a threshold value of the linear acceleration (af) of the lower-leg component is reached, the bending resistance (r) is changed.. .
Otto Bock Healthcare Products Gmbh

Partial unicompartmental system for partial knee replacement

A prosthetic system for use as a partial unicompartmental artificial knee replacement system. In one form, an artificial femoral bearing component is implanted along with a floating meniscus component that is configured to cooperate with the femoral bearing component to move through a plurality of translational and rotational positions as the knee rotates through a variety of angles.
Active Implants Llc

Devices and methods for establishing femoral and tibial resection positions in a total knee replacement procedure

Devices, kits, and methods that may be used to establish a distal femoral resection position or a proximal tibial resection position and a prosthetic gap in a total knee arthroplasty procedure are provided. Devices for establishing a distal femoral resection position or a proximal tibial resection position may comprise a support that attaches to and references a proximal resected tibia or distal resected femur and supports and establishes the position of a resection guide.

Management of osteoarthritis using pooled allogeneic mesenchymal stem cells

The present disclosure relates to a composition and method for management of osteoarthritis, including improvement in pain and cartilage regeneration of knee joint affected by osteoarthritis. The present disclosure also relates to a kit for treating osteoarthritis and the method of assembling the same.

Knee adjustment device

A device for adjusting the knee joint. The invention is configured to be a standalone device used by individuals on any flat surface.

Article of footwear for proprioceptive training

A method of proprioceptive training using an article of athletic equipment having an article of footwear, a knee coupling member, and a biasing member is disclosed. The method includes securing the article of footwear to a foot and securing the knee coupling member to a leg superiorly and inferiorly about a knee joint thereof.

Weight acceptance control orthosis

In certain aspects, the present invention is a purely mechanical stance control orthosis, or stated differently, a weight acceptance control orthosis, as it stabilizes the impaired knee joint during the first 40% of the gait cycles termed as the weight acceptance phase. The device employs a tri-stable fixture to lock/unlock a friction-based latch to provide two levels of stiffness.

Tibial component

Methods, systems, and apparatuses are disclosed for a tibial component having shock absorbing features. In one embodiment, a tibial component of a knee joint prosthesis is provided, the tibial component comprising: a body portion; an upper surface; a first concave fossae comprising a first condyle contact surface; a second concave fossae comprising a second condyle contact surface; a lower surface; a side portion extending between the upper surface and the lower surface; a first bearing portion; a second bearing portion; and at least one cavity extending into the body portion from the lower surface; wherein a load applied substantially normally to the first condyle contact surface and the second condyle contact surface causes a tensile stress within the first bearing portion and the second bearing portion, and a compressive stress within the side portion..





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This listing is a sample listing of patent applications related to Knee for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Knee with additional patents listed. Browse our RSS directory or Search for other possible listings.


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