Abstract: Systems and methods for determining a safety layer for an anatomical element are provided. A cutting tool contacting the anatomical element at a first surface may be detected and dimensional information about the anatomical element may be received. A safety layer may be determined for the anatomical element based on the dimensional information and the detected contact between the cutting tool and the anatomical element at the first surface.

Abstract: Systems and methods are provided for control of a surgical system. Accordingly, haptic feedback is provided to an input device of the surgical system based on a force applied to an instrument of the surgical system. The instrument includes a force sensor unit that has a beam, a first strain sensor coupled to the beam, and a second strain sensor. A first signal is received from the first strain sensor and is associated with a deflection of the beam in response to an applied force. A second signal is received from the second strain sensor and is associated with contact between the beam and a hard stop structure. The magnitude of the applied force is determined based at least on the first signal and the second signal.

Abstract: A method identifies an anomaly condition in operating a hand-held, mechanically unconstrained master device for controlling a robotic system for medical or surgical teleoperation. The method includes detecting or calculating the velocity vector of a point belonging to or integral with the master device, or of a virtual point uniquely and rigidly associated with the master device. A detectable anomaly condition is identified and recognized and/or discriminated based on the detected velocity vector, or based on a vector component. The detectable anomalies include master device excessive angular or linear velocity, inability to follow by the slave device, excessive vibrations or involuntary or abnormal opening of the master device. Each detectable anomaly is associated with a system state change to be performed if the anomaly is detected. The state change includes exiting or suspension from the teleoperation state. A robotic system for medical or surgical teleoperation performs the method.

Abstract: A robotic surgical instrument includes a housing, a shaft assembly extending distally from the housing, and an end effector assembly. The shaft assembly has a proximal segment coupled to the housing, a clevis supporting the end effector assembly, and at least one articulating link pivotably coupled to and interconnecting the proximal segment and the clevis such that the end effector assembly is configured to articulate relative to the proximal segment via the at least one articulating link in at least two directions.

Abstract: An actuation mechanism comprising a first jaw rotatable about a jaw axis and comprising a first jaw engagement portion, a second jaw rotatable about the jaw axis and comprising a second jaw engagement portion, and a driver rotatable about a drive axis parallel to the jaw axis and comprising a first drive engagement portion and a second drive engagement portion; wherein the first jaw engagement and drive engagement portions are slidably engageable with one another and the second jaw engagement and drive engagement portions are slidably engageable with one another; whereby, when the first jaw engagement portion is engaged with the first drive engagement portion and the second jaw engagement portion is engaged with the second drive engagement portion, rotation of the driver about the drive axis causes rotation of the first jaw in a first sense and the second jaw in an opposite sense.

Abstract: Provided is an instrument for surgery and, more specifically, to an instrument for surgery which can be manually operated in order to be used for laparoscopic surgery or various types of surgery.

Abstract: Provided is a navigation device for guiding a coil location, a brain stimulating device comprising same, and a bio-navigation robot system. The navigation device for guiding a coil location comprises: a 3D camera unit for capturing an image of a user to obtain a 3D camera image; and a location data calculating unit for mapping the camera image to a 3D medical image including brain region information or mapping the 3D medical image to the camera image to obtain a mapped image and calculating location data of a brain region to be stimulated from the mapped image.

Abstract: A system and method for variable damping of a hand-controlled input device, thereby providing damped control of a medical tool (e.g., for teleoperation), is disclosed. The system includes a robotic user interface and a control unit for applying different variable damping coefficients to the robotic user interface based on one or more variables. The robotic user interface includes one or more links and one or more joints that cooperate to facilitate remote manipulation of a medical tool. The control unit is configured to receive motion information from the one or more joints, determine a damping modifier from a plurality of different damping modifiers based on the received motion information, apply the determined damping modifier to at least one joint of the one or more joints to modify a force or torque of the at least one joint during a manipulation of the medical tool.

Abstract: A patient support apparatus for concurrently transporting a patient and a medical device includes a base and an intermediate frame coupled to the base and further includes a support assembly coupled to the intermediate frame. The support assembly supports the medical device for concurrent movement with the patient support apparatus. The support assembly includes a track extending between first and second track ends with at least one curvilinear region defined therebetween and includes a carrier for selective movement between the ends. The support assembly also includes a mount coupled to the track and configured to support the medical advice. The support assembly further includes a retainer operatively attached to the carrier with the carrier operable between an engaged state to inhibit relative movement of the carrier along the track and a disengaged state to permit movement of the carrier along the track.

Abstract: A medical co-working space configured to perform patient intake, including limited physiological assessment, and manage access to rooms, storage and medical products during a physician clinic schedule.

Abstract: A packaging system utilizing a thin, planar sheet of material that is folded to have a base and at least three sidewalls. At least one mounting feature is integrated into at least one sidewall to secure at least one medical device component, wherein the at least one medical device component is mountable onto the at least one sidewall.

Abstract: Systems and methods for managing surgical sponges. A dispenser assembly coupled to a main support includes an internal or first storage location to removably receive a carton of sponge sorters, and an external or second storage location to removably support a carton of surgical draping. At least one arm may be supported on the housing and movable between an undeployed position and a deployed position. The arm may include weighing means to measure a weight of the surgical sponge being disposed in a sponge sorter supported by the arm. The arm may be a cantilever and abeam load cell may be disposed within a channel of a beam. A processor may determine fluid weight based on measured weight and dry weight correlated with the surgical sponge being counted out as detected with a data reader. The processor may estimate blood loss to be displayed on a display.

Abstract: The inventive concept relates to an eyeball and eyelid protector including an eyeball cover that covers an eyeball, and an eyelid protection part that is bent and extends from one side of the eyeball cover to protect any one of an upper eyelid and a lower eyelid.

Abstract: A force-sensing rib clip comprises an upper shell, a lower shell and a rib clip. The upper shell comprises an elongate body, an exterior surface of the elongate body, a rib-receiving channel extending along an interior surface of the upper shell and a ridge extending along the rib-receiving channel. The lower shell is configured to mate with the exterior surface. The load cell is positioned between the upper shell and the lower shell. A method of receiving feedback during a rib retraction procedure comprises attaching a force-sensing rib clip to a first rib bone, inserting a rib retractor into an intercostal space between the first rib bone and a second rib bone, applying retraction force to the first rib bone and the second rib bone through the force-sensing rib clip, outputting force-sensor data from the force-sensing rib clip to an interrogation device, and displaying force indicia on the interrogation device.

Abstract: An adapter for removably coupling a tracker to a surgical handpiece includes a proximal member having an interface configured to engage and prevent rotation of the proximal member relative to the surgical handpiece, a distal member slidably and rotatably coupled to the proximal member, a biasing member disposed between the proximal distal members and configured to urge the proximal and distal members in opposing directions, and a tracking array mount coupled to the distal member. The biasing member is configured to be compressed by a reference feature of the end effector and the surgical handpiece when the distal member is disposed on the end effector and the end effector is coupled to the surgical handpiece, the compressed biasing member creating a frictional force between the distal and proximal members that resists rotation of the distal member relative to the proximal member.

Abstract: An imaging system, including a head-mounted display worn by a system operator. A marker defines a plane when attached to a human subject. Optically reflective elements are disposed on the marker and on opposing sides of the plane in a non-symmetrical arrangement with respect to the plane. A memory stores a graphical representation of a tool used in a procedure performed on the human subject, and an image of anatomy of the human subject. A camera attached to the display acquires an image of the marker and the tool. A processor analyzes the image to identify the plane and to identify a side of the plane wherein the camera is located, and to render to the display the image of the anatomy of the human subject with the graphical representation of the tool superimposed thereon from a point of view in the identified side of the plane.

Abstract: Disclosed are surgical apparatuses including a hydrogel-based ultrasonography probe stabilizer to enable ultrasound imaging of organs (e.g., the heart) during a surgery such as cardiac surgery. Procedures for ultrasonic imaging during surgery are also described such as contacting an organ with an ultrasonography probe stabilizer during a surgery such that the stabilizer is able to hold on to and dynamically conform to the organ (e.g., a rapidly beating heart) during surgery to provide clearer and wider view sonograms of dynamic, moving organs.

Abstract: A system for marking a biopsy site includes a biopsy site marker, a needle, and a fluid source. The biopsy site marker includes a non-absorbable marker element and a bioabsorbable carrier. The marker element is at least partially disposed within the carrier. The needle includes a marker lumen sized to receive the biopsy site marker. The fluid source is configured to communicate a pressurized fluid to the needle to advance the biopsy site marker through a portion of the needle and into the marker lumen.

Abstract: Disclosed herein are tissue marking devices and methods that enables marking a target tissue more than 24 hours prior to surgery. The tissue marking device includes a hook assembly having a compressed configuration and a deployed configuration and a handle assembly for positioning the hook assembly in a targeted tissue. The hook assembly may include a hook body comprising at least two hooks and a thread connected to the hook body. The handle assembly may include a handle body, a needle having a lumen, and a stylet having a lumen.

Abstract: Portable surgical systems for regulating intra-operative environments over surgical sites are disclosed. The surgical systems include a flexible surgical enclosure configured to be attached to the surgical site of a patient. The enclosure enables operators to perform surgery on the surgical site from inside the enclosure. The enclosure may further include a patient-limb-port configured to enable the patient to insert an arm or a leg into the enclosure so that a limb-surgical-site is disposed inside the enclosure. The surgical system may further include an active environment control unit with one or multiple sensors. The surgical system prevents outer environment contaminants from reaching the surgical site while providing a barrier protecting operators from exposure to blood generated during the surgery. The portable surgical system is used to perform surgery in environments other than operating rooms, such as outdoors, in tents, in cottages, and non-sterile rooms.

Abstract: The present disclosure relates to the technical field of medical appliances, and provides a dental handpiece and a head thereof, and a root canal preparation machine. The head of the dental handpiece comprises a head housing; a movement cavity is provided in the head housing; a rotatable movement and a driving gear are provided in the movement cavity; the driving gear is sleeved on one end of the movement, and the movement can move along the axial direction of the driving gear; a reciprocating driving mechanism is further provided in the movement cavity, and the reciprocating driving mechanism is used for driving the movement to perform reciprocating movement along its own axis.

Abstract: A method of producing a working area for a root canal instrument includes the steps of providing a strand made of a nickel-titanium alloy, cutting the strand to a blank size of the working area, forming a tip in the working area, heat-treating the working area at a temperature of 400 to 430° C. for 25 to 40 minutes, quenching the heat-treated working area to room temperature, and producing the final geometry of the working area, wherein the nickel-titanium alloy contains exclusively nickel and titanium as metal components.

Abstract: A system for fabricating a dental restoration to restore a tooth at a restoration site in a dentition of a patient is disclosed. The dentition includes a restoration dental arch and an opposing dental arch. The restoration dental arch includes the restoration site and the opposing dental arch is opposite the restoration dental arch. The system includes an impression apparatus, a motion capture apparatus, an interface apparatus, and a restoration design system. The impression apparatus is configured to capture an impression of the dentition of the patient. The motion capture apparatus is configured to capture a plurality of location data points that represent the locations of the opposing dental arch relative to the restoration dental arch. The interference model generation system is configured to generate an interference model for the restoration site. The restoration design system is for designing a restoration using the interference model.

Abstract: Systems and methods for improved visual prosthetic and orthodontic treatment planning are provided herein. In some aspects, a method for preparing a tooth of a patient is disclosed. The method may comprise building a model of a dentition of the patient including a model of the initial shape of tooth. The method may also include determining a final prepared shape of the tooth. In some aspects, the method may also include generating a treatment plan comprising a plurality of steps to modify the initial shape of the tooth to the final prepared shape of the tooth. The method may also include rendering visualizations for the plurality of steps of the treatment plan. The visualizations may depict the removal of tooth material to modify the initial shape of the tooth to the final prepared shape of the tooth.

Abstract: A method of decoding a coded video bitstream includes obtaining a reference picture list structure for a current slice represented in the coded video bitstream, wherein the reference picture list structure contains a number of entries; obtaining a default number of active entries in a reference picture list for the current slice; constructing a reference picture list for the current slice, the reference picture list containing a number of active and inactive entries; setting the number of active entries in the reference picture list equal to the number of entries in the reference picture list structure when the default number of active entries in the reference picture list is greater than the number of entries in the reference picture list structure; and obtaining, based on at least one active entry of the reference picture list, at least one reconstructed block of the current slice.

Abstract: [Problem] To provide a jig or the like, which makes it easier to install a dental analog in a jaw part model. [Solution] An analog holding jig 13 which comprises: a holding part main body 5 for holding a dental analog 3; and an analog guide connection part 9 which is connected to the holding part main body 5 for the connection of an analog guide 7. This analog holding jig 13 is used for the purpose of planting the dental analog 3 in a jaw part model 11 by the intermediary of the analog guide 7.

Abstract: The present invention relates to an implantable medical device comprising a layer consisting of or comprising zirconia, and to a method for the preparation thereof.

Abstract: The present invention relates to a dental implant set, more precisely to a zygomatic dental implant set for in-bone dental implant surgeries of the zygomatic arch via intraoral access. The zygomatic dental implant set (100) comprises an implant pin (10) configured to be anchored in the zygomatic bone; an intermediate connecting member (20) comprising a curved shape; wherein a first end (21) of the intermediate connecting member (20) is configured to be coupled directly or indirectly to the implant pin (10); a first extender (30), wherein the first extender (30) is coupled to a second end (22) of the intermediate connecting member (20); a prosthetic abutment (40), wherein a first end (41) of the prosthetic abutment (40) comprises an outer thread (42), wherein the outer thread (42) of the prosthetic abutment (40) is coupled to a first inner thread (23) of the intermediate connecting member (20); and wherein a second end (43) of the prosthetic abutment (40) is configured to receive a dental prosthesis.

Abstract: Disclosed is a dental prosthetic device having an implant, a cap and an abutment interposed between the implant and the cap. The abutment includes an abutment head which is at least partially delimited by an abutment external face and which is configured to retain the cap. The abutment has an abutment body with an attachment to the implant. Retention is accomplished by a nesting arraignment for fitting the abutment head inside a cavity which is formed inside the cap and which is at least partially delimited by a cap internal face. The cap is screwed onto the abutment head. The cap internal face is provided with a tab which is in contact against the abutment external face. A space is left between a point of contact of the cap internal face and a cone lip of the cap internal face between the abutment external face and the cap internal face.

Abstract: A dental restoration system for a full-mouth dental replacement may include a dental restoration device having integrally formed teeth portions corresponding in number to a number of post-extraction tooth sockets of an entire maxillary or mandibular arch of a patient and abutment holes extending through teeth portions having a longitudinal axis that is substantially coaxially aligned with a tooth portion axis; straight implants secured within post-extraction tooth sockets having an implant axis that is substantially coaxially aligned with a tooth socket axis; abutments received within corresponding abutment holes and securable to corresponding implants by passing an abutment screw through each abutment and threadably securing the abutment screw within a threaded opening of a corresponding straight implant, wherein upon securing each of the abutments to the corresponding straight implants, an ovate pontic portion of the dental restoration device body seals against keratinized gingiva of the corresponding post-

Abstract: A shielding barrier (32) is carried by one or more electrodes (22) of a cleaning and/or treatment unit (12) for an oral care device, and arranged for interposing contact of an exposed conductive portion (25) of the electrodes (22) by other components or external objects. The shielding barrier is arranged such that the exposed conductive portion is still at least partially open to the environment surrounding the electrodes (22).

Abstract: The present disclosure relates to an electric toothbrush, including a shell, a toothbrush head, a first spiral bevel gear, a second spiral bevel gear, and a drive motor. The toothbrush head is connected with the second spiral bevel gear; the first spiral bevel gear and the second spiral bevel gear are in transmission connection; the first spiral bevel gear is arranged above the drive motor and is in transmission connection with the drive motor; a central axis of the first spiral bevel gear is perpendicular to a central axis of the second spiral bevel gear; and the drive motor has a stepped shaft connected to the first spiral bevel gear. The first spiral bevel gear and the second spiral bevel gear are used to drive the toothbrush head to rotate, so that the drive is steady and the transmission efficiency is high. A main shaft of the drive motor adopts the stepped shaft, which can improve the transmission efficiency, so that the transmission is steadier.

Abstract: An implant for controlling fluid flow within a patient's urethra, the implant comprising a fluid pathway configured to receive a fluid; a seal configured to restrict fluid flow between the fluid pathway and the patient's urethra, in use, and a valve configured to control the flow of the fluid along the fluid pathway.

Abstract: A cuff for use an as artificial sphincter includes an inflatable chamber and a backing. The inflatable chamber includes opposing inside and outside surfaces and inflated and deflated states. The backing is adjacent the outside surface of the chamber. The inside surface of the chamber includes two or more grooves that define the location of fold lines of the inflatable chamber when the inflatable chamber is in the inflated state. The inflatable chamber and backing are configured to surround a duct of a patient with the inside surface of the chamber facing the duct and the grooves extending substantially parallel to the duct.

Abstract: An implantable breast tissue mesh for use in reconstructing breast tissue includes a mesh body having a surrounding edge and at least two mesh extensions extending from the surrounding edge of the mesh body, each mesh extension comprised of mesh having a first end, a second end, and a length therebetween, the first end being integrated into or part of the mesh body. Each mesh extension is configured to be passed through surrounding tissue multiple times to create multiple anchor points with the surrounding tissue upon implantation so as to resist high tension across a breast tissue reconstruction site without dehiscing or migrating.

Abstract: The invention provides new devices for implantation in a patient having irregular textured surfaces, which devices show significantly improved cellular response compared to conventional smooth and textured implants, indicating that significantly improved biocompatibility would be achieved in vivo. Methods for making such new devices and surface textures are also disclosed.

Abstract: An orthopedic implant with an inferior portion having a tibia contact surface configured to extend over a tibia; a superior portion opposite to the inferior portion having a tendon contact surface configured to change a position of a patellar tendon by lifting or tilting the patellar tendon when the curved surface of the first portion is engaged with the tibia; and a fixation mechanism adapted to attach the orthopedic implant to the tibia, the orthopedic implant being further configured to change shape from a first configuration to a second configuration in response to a load applied between the tendon contact surface and the tibia contact surface. The invention also addresses corresponding methods.

Abstract: Disclosed is an artificial implant comprising: a silicone shell; and a filler filling the interior of the shell, wherein at least a portion of the shell is a rupture-prevention part comprising two or more silicone layers and one or more reinforcing material layers interposed therebetween.

Abstract: Disclosed are an artificial implant and a method for manufacturing same, the artificial implant comprising: a silicone shell consisting of an upper portion, a lower portion, and a side portion; and a filler injected into the silicone shell, wherein the silicone shell includes at least one silicone layer and at least one reinforcing layer, the reinforcing layer being provided on at least a portion of the lower portion and the side portion of the silicone shell, or the silicone shell includes a layered structure having a step.

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: Apparatuses, systems and methods for providing improved ophthalmic lenses, particularly intraocular lenses (IOLs), include features for providing improved extended depth of focus lenses. Exemplary ophthalmic lenses can include an optic including a diffractive profile including at least one set of echelettes, each echelette of the set having a different width in r-squared space than any other echelette of the set and the at least one set of echelettes repeating at least once upon the optic.

Abstract: Fluid delivery devices and methods for the treatment of ocular disorders requiring targeted and controlled administration of a fluid to an interior portion of the eye for reduction or prevention of symptoms of the disorder. The device can include a surgical instrument coupled to the distal end for an ophthalmic procedure and can have a lumen configured to convey the substance into an intraocular site of a patient. A chamber can be internal to the device or coupled to the device and configured to hold a substance. A rotary pump mechanism in the device can be configured to transfer fluid about its axis to draw the substance from the chamber and eject the substance through the lumen of the tool. A push button can be on the side of the housing and configured to engage the rotary pump to actuate a forward fluid flow towards the distal end of the device.

Abstract: Described are implants for placing in a body, tools for delivering the implants, and systems and methods for using implants and tools for placing in a body and more particularly to nasal implants, tools for delivering nasal implants, and systems and methods for using such implants and tools. A tool may include a hand-held implant delivery device that cuts, holds, moves, orients, inserts, or shapes an implant. An implant may be a biodegradable, longitudinal implant that may be oriented for implantation by an implant delivery device.

Abstract: Implants with fillable reservoirs have been developed that are suitable for rhinoplasty, breast reconstruction, ear reconstruction, and replacement, reconstruction or repair of other soft tissues. The implants can be filled with graft material prior to implantation. The implants are preferably made from resorbable polymers, can be tailored to provide different geometries, mechanical properties and resorption rates in order to provide more consistent surgical outcomes. The implants preferably have an interconnected network of unit cells with microporous outer layers and optionally some or all of the unit cells having at least one macropore in their outer layers. The implants can be loaded by injection with microfat, collagen, DCF, cells, bioactive agents, and other augmentation materials, prior to implantation.

Abstract: The cardiac aorto-mitral prosthesis for a human heart replaces the cardiac aorto-mitral curtain during surgical operations to the human heart. The prosthesis anatomically replaces the cardiac aorto-mitral curtain which may be affected during a replacement of the mitral valve or of the aortic valve. The cardiac aorto-mitral prosthesis offers a shaping that matches the anatomic shape of the intervalvular fibrous body including the left and right fibrous trigons between the mitral valve and the aortic valve. The cardiac aorto-mitral prosthesis can be implanted quickly during a surgical operation, thereby shortening the operation time and simplifying the surgical procedure. The cardiac aorto-mitral improves the recovery perspectives and the physical wellness of the patient after the surgical operation. The invention is also directed to a process for the production of the cardiac aorto-mitral prosthesis.

Abstract: A heart valve prosthesis device includes a stent and leaflets. The stent includes an annular part and guide parts. A first end of the annular part includes cell sections arranged in sequence in a circumferential direction of the annular part. The guide parts are arranged at intervals in the circumferential direction of the annular part, one side of each guide part is connected to a corresponding cell section, and the other side gradually tapers to an end where a retrieval cell is provided for a pulling wire to pass through. Each guide part includes a first region being the retrieval cell, a second region aligned with the first region and configured as a central region, and a third region and a fourth region distributed on two sides of the central region in the circumferential direction of the annular part.

Abstract: An epicardial anchor device may include a base defining a radial slot, and a top component including a first piece and a second piece each operably coupled to the base. The first piece may include a first recess and the second piece may include a second recess. The epicardial anchor device may have (i) an unpinned condition in which the first piece and the second piece are spaced from each other a first distance so that a tether may be laterally slid within the radial slot and between the first piece and the second piece, and (ii) a pinned condition in which the first piece and the second piece are spaced from each other a second distance so that the tether may be confined within an aperture defined by the first recess and the second recess, the second distance being smaller than the first distance.

Abstract: The present application provides a clamping instrument, mainly including a locking structure being capable of performing switching action between a locking state and a non-locking state, and a plurality of clamping structures which are connected to the locking structure and capable of being linked with the switching action of the locking structure, so as to adjust each of clamping angles formed by each of the clamping structures, wherein each of the clamping angles formed by each of the clamping structures is adjusted to allow each of the clamping structures to clamp or release each of target tissues; and wherein when the locking structure is in the locking state, the locking structure will apply a continuous pushing force to each of the clamping structures, such that each of the clamping angles formed by each of the clamping structures is maintained to be minimum, thereby clamping each of the target tissues.

Abstract: Disclosed herein are methods, implants and systems for treatment of mitral valve prolapse by subannular fixation of the prolapsed mitral valve. The disclosure relates generally to the field of heart valve repair devices, methods and kits and more specifically to trans catheter methods and devices for insertion of tethers and anchors to the mitral valve leaflets for reduction the prolapsed mitral valve and subannular fixation of the prolapsed leaflet to treat mitral valve regurgitation.

Abstract: A direct anterior hip replacement trochanter securement apparatus including a trochanter engager, an implant connector configured to securely connect the trochanter engager to an implant in a femur, and a trochanter engager securer configured to securely hold part of the trochanter engager at a point along the femur below the trochanter.