Abstract: A spinal implant includes a first wall. A first portion includes spaced apart first and second assemblies each extending from a first side of the first wall. The first assembly includes spaced apart first and second extensions. The second assembly includes spaced apart third and fourth extension. The first and second extensions define a first opening. The third and fourth extensions define a second opening. A space between the first assembly and the second assembly defines a cavity configured for disposal of a bone fastener. The head and the openings are configured for disposal of a first spinal rod. A second portion extends from an opposite second side of the first wall. The second portion includes a second wall that is spaced apart from the first wall. Opposing surfaces of the walls define a channel configured for disposal of a second spinal rod.

Abstract: Disclosed herein are occipital plates that include a fixation plate portion and at least two extensions integrally connected to the fixation plate portion and extending away from the fixation plate portion. The fixation plate portion has a plurality of through-holes for receiving bone screws that secure the occipital plate to a patient's skull or, specifically, the occiput. Each extension includes a slot for removably receiving a rod connector or a rod-to-rod connector, the slots having an entry area or portion for receiving a connector and a holding area or portion for maintaining the connector in the slot.

Abstract: A device configured to provide a faster and more accurate measurement of depths of holes for placement of bone screws and fastener for bone implant fixation procedures. The device includes a combination of a bone probe for physical examination of a hole drilled in a bone and a depth gauge member for determining a depth of the hole and providing digital measurement of the depth via a display on the instrument and/or via a wireless exchange of measurement data to a remote computing device, such as a tablet or smartphone.

Abstract: Examples of the invention relate to methods, implants, including bone plates, and instruments for compressing first and second bone portions or a bone portion and an implant together.

Abstract: A plantar bone plate and a method are provided for treating fractures of metatarsal bones. The plantar bone plate comprises a generally elongate member having an upper surface and a lower, bone contact surface. Two or more fixation apertures and a compression slot are disposed along a longitudinal dimension of the elongate member. The fixation apertures receive fasteners suitable for fastening the plantar bone plate to a metatarsal bone. The compression slot receives a fastener at an oblique angle for compressing adjacent portions of the metatarsal bone so as to encourage bone fusion. A curvature along the elongate member is configured to mate the plantar bone plate with the anatomy of the plantar aspect of the metatarsal bone. In one embodiment, the curvature is comprised of at least a first bend and a second bend, such that the plantar bone plate mates with the plantar anatomy of the 5th metatarsal.

Abstract: The invention discloses a modular surgical bone screw assembly having a threaded base portion and a screw head adapted to attach a variety of structures to bone. The features of the screw include a modular design for the assembly that separates the function of anchorage to the recipient bone to one of the modules of the device (threaded portion) from the other function of attaching another element (such as bone block, membrane, orthodontic wires, elastics etc) to a second module (the screw head). The design also allows the head to be exchanged after the implant has been placed.

Abstract: A bone screw cutting system can include a cutting assembly having a plurality of blades. The system can further include a position adjustment assembly coupled to the cutting assembly and configured to receive a bone screw blank and position the bone screw blank relative to the cutting assembly. The cutting assembly is configured to cut a bone screw blank received by the position adjustment assembly and to form a self-tapping end portion at a cut end of a resulting cut bone screw.

Abstract: A screw element and a process for manufacturing of the screw element for the fixation of bone components and bone fragments are disclosed including a shaft with a bone thread, and a longitudinal central axis extending along the shaft defining a distal direction and a proximal direction. The screw element further includes a head, and a neck area, and a tool attachment point is provided in the head. At least three cantilever elements are attached to the proximal end of the head and said cantilever elements extend in proximal direction beyond the proximal end of the head and are positioned mainly along the longitudinal central axis.

Abstract: Provided is an intravertebral distraction reducer, relating to the field of medical instruments, and including a forceps body including a first forceps arm and a second forceps arm which are hinged. An outer sleeve fixedly connected to a working end of the first forceps arm is provided with an elongated slot into which a working end of the second forceps arm is inserted. An inner rod sleeved in the outer sleeve has one end connected to the working end of the second forceps arm, and the other end extending outside the outer sleeve and provided with a distraction ball. The distraction ball includes a sleeve ring sleeved on the inner rod and located between the outer sleeve and a stop block, distraction pieces fixedly connected between the sleeve ring and the stop block and arranged circumferentially around the inner rod, and the stop block fixedly provided on the inner rod.

Abstract: A device for correcting a compression-type fracture including a housing at a proximal end of the device, a cannula extending from the housing and through a directional balloon, and a tip at a distal end of the cannula, wherein the cannula has an outer tube for supplying fluid to the balloon and an inner tube positioned within the outer tube for supplying cement through at least one opening in the distal end of the cannula. A method of using the device where the device is inserted into a fracture site, the balloon is inflated to elevate fragments of the fracture, cement is injected into the opening created by elevating the fragments of the fracture and the device is removed from the fracture site. The balloon may be deflated before the injection of the cement or simultaneous with the injection of the cement.

Abstract: An orthopedic instrument, comprising a pair of pivotally-connected arms, extending beyond a pivot axis of a first pivot; a pair of feet mounted to ends of the pair of pivotally-connected arms; and a quadrilateral linkage configured to maintain parallelism between the pair of feet over a range of angles and to selectively alter a distance between the pair of feet.

Abstract: A surgical guide includes a body including a beveled distal surface configured to being placed against a side of a foot and a proximal surface. The body includes at least one channel that extends between the beveled distal surface and the proximal surface of the body. At least one K-wire is receivable in the at least one channel and is configured to being received in a metatarsal and a capital fragment of the foot. The guide includes a handle, and a preset angle is defined between a longitudinal axis of the body and the beveled distal surface of the body. The preset angle is between approximately 25° and approximately 30°.

Abstract: A ball remover for removing a caput ball from a taper on a stem projecting from a body part of a prosthetic hip joint in the medullary cavity of the femur, comprises a handle to which an operator applies force to remove the caput ball, and a bend part extending in the medial direction at the lower end of the handle. The bend part has a forked end to accommodate the stem. A lower surface on the lateral side of the bend part remote from the median plane abuts the upper surface of a shoulder at the boundary between the body part and the stem. An upper surface of the forked end of the bend part abuts a partially flat lower surface of the caput ball and/or a surface of a lower hemisphere region of the caput ball.

Abstract: A cryo-fixation lead extraction device includes a lead extraction catheter having longitudinally spaced proximal and distal catheter ends and an elongate catheter lumen. A liner has longitudinally spaced proximal and distal liner ends and an elongate liner lumen. The liner lumen is configured to selectively accept at least part of a lead being extracted longitudinally therethrough. At least a portion of the liner is located circumferentially within and/or circumferentially surrounding the catheter lumen. At least one cryogen supply line extends longitudinally through at least a portion of the liner lumen. The cryogen supply line is configured to place a cryogen fluid source into fluid communication with the distal liner end. The cryogen supply line is configured to selectively generate a patient tissue cooled zone adjacent the distal catheter end. A method of cryo-fixation lead extraction is also provided.

Abstract: Methods and devices are disclosed for adapting plasma generating systems for used with one or more needles, such that a plasma can be generated at the distal end or tip of the needle(s). An adaptor with an energy conductor is employed to deliver energy to the tip of the needle at a target site. A fluid, e.g., a liquid, gas or liquid/gas mixture, can also be delivered by the adaptor to the needle to provide an ionizable substance for plasma formation and/or a mobilization fluid to facilitate removal of material that has been plasma-treated. The adaptors can be used, for example, in conjunction with plasma generating handpiece to degrade and/or dislodge tattoo in particles in a tattooed region of a subject's dermis.

Abstract: Disclosed is a method of adapting energy modality due to a short circuit or tissue type grasped in the jaws of an end effector of a surgical instrument and a system with a control circuit configured to execute the method. The method includes determining a first and second electrode of an array of segmented electrodes are shorted to each other, blending monopolar and bipolar RF energy to the array of segmented electrodes, and determining that the first and second electrodes remain shorted after the blending step. Additionally, or alternatively, the method may include determining that the first and second electrodes are no longer shorted after the blending step, sensing an electrical parameter of tissue grasped within jaws of the end effector, and determining an energy sealing and cutting procedure based on the sensed electrical parameter of the tissue.

Abstract: Electrosurgical generators having improved functionality and a user interface. In an example, the user may modify therapy output parameters without interrupting therapy delivery within a therapy regimen by accessing a change tool on the user interface, with the change tool operable to change a stack selector configuration. In an example, the display shows both therapy amplitudes and encountered impedances for a plurality of therapy pulses in different portions of a display.

Abstract: Devices, systems and methods are provided to treat damaged, diseased, abnormal, obstructive, undesired or potentially undesired tissue by delivering specialized pulsed electric field (PEF) energy and optionally therapeutic agents to target tissue areas, particularly within the vasculature. The therapy may be used to treat a variety of conditions, particularly conditions of the vascular system such as atherosclerosis and angina. Once a target tissue area has been identified as associated with vascular spasm, the target tissue areas are treated with PEF energy. Optionally, one or more agents can be delivered as well in conjunction with the treatment. Although the primary focus is on treating the coronary arteries, such treatment may be applicable to other portions of the vasculature, including the peripheral vasculature. Likewise, such treatment may be applicable to other body lumens.

Abstract: The present invention relates to a generator (G) for a substantially charge-balanced pulse for application onto at least one electrode pair (101) of a medical device, the generator comprising: a pulse-shaping output stage (POS) for coupling to the at least one electrode pair; an internal pulse generator for applying an internal pulse to the pulse-shaping output stage; wherein the pulse-shaping output stage comprises a transformer (T) and/or a capacitor system (CS) comprising at least one capacitor such that the internal pulse is transformed into a substantially charge-balanced pulse in the at least one electrode pair (I1) when coupled to the pulse-shaping output stage (POS). Further aspects relate to a catheter, a system, a method.

Abstract: The invention includes a chronic and/or acute system and methods of minimally invasive ablation with wire structure devices dispensed through a needle without open cut downs or laparoscopy and using energy forms including radiofrequency, microwave and direct current.

Abstract: A medical device may include a handle having a handle lumen extending therethrough. The medical device further may include a first body shaft including a first body shaft lumen in direct communication with the handle lumen and an RF electrode tip may be positioned at a distal end of the first body shaft. The RF electrode tip may include a lumen extending therethrough and in direct communication with the lumen of the first body shaft. Additionally, an energy delivery wire may be electrically coupled with the RF electrode tip.

Abstract: Aspects of the present disclosure are presented for a single surgical instrument configured to grasp, seal, and/or cut tissue through application of therapeutic energy, and also detect nerves through application of non-therapeutic electrical energy. A medical device may include two jaws at an end effector, used to apply therapeutic energy and to perform surgical procedures. The therapeutic energy may be in the form of ultrasonic vibrations or higher voltage electrosurgical energy. One of the jaws may be configured to cut tissue through application of the blade. In addition, one or both of the two jaws may be configured to apply nontherapeutic energy for nerve stimulation probing. The application of therapeutic energy may be disabled while the nontherapeutic nerve stimulation energy is applied, and vice versa. The nontherapeutic nerve stimulation energy may be applied to the use of one or more probes positioned near one or both of the jaws.

Abstract: A medical probe includes a shaft, a basket assembly, a plurality of electrodes, and an irrigation source. The shaft is configured for insertion into an organ of a patient. The basket assembly is coupled at a distal end of the shaft, wherein the basket assembly includes a plurality of splines. The plurality of electrodes is fitted on a distal portion of the plurality of splines. The irrigation source is configured to deliver an irrigation fluid to the electrodes, wherein the irrigation source located proximally to the electrodes and distally to the distal end of the shaft.

Abstract: A robotic surgical system, including: a robotic arm including a distal end; a tool driver operatively coupled with the distal end of the robotic arm; a control unit; a surgical instrument including: an end effector configured to transmit therapeutic energy to tissue via a therapeutic energy cycle based on instructions from the control unit; and an tissue sensor configured to determine at least one tissue characteristic and transmit the at least one tissue characteristic to the control unit, wherein the control unit is configured to modify the therapeutic energy cycle based on the at least one tissue characteristic; and a control console including: an activation switch configured to activate the therapeutic energy cycle, and a hover sensor configured to sense an object within a hover zone, wherein the hover sensor is configured to activate the tissue sensor to determine the at least one tissue characteristic.

Abstract: Systems and methods presented herein generally include a catheter with a basket assembly at a distal tip having an atraumatic structure on a distal portion of the basket assembly and a distal sensor coupled to the atraumatic structure. The basket assembly includes spines that collapse for delivery through a delivery sheath catheter and self-expand upon exiting a distal end of the delivery sheath catheter. The basket assembly can further include a proximal sensor coupled to a shaft of the catheter, and position signals from the shaft sensor and the distal sensor can be used to determine position of electrodes of the basket assembly when the basket assembly is pressed to tissue or another surface.

Abstract: The disclosed technology includes a medical probe comprising a tubular shaft extending along a longitudinal axis and including a proximal end and a distal end. The medical probe further comprises an expandable basket assembly proximate the distal end of the tubular shaft. The basket assembly comprises a single unitary structure that includes a plurality of linear spines formed from a single piece of material and one or more electrodes coupled to each of the spines, each electrode defining a lumen through the electrode so that a spine extends through the lumen of each of the one or more electrodes. The spines converge at a central spine intersection at a distal end of the basket assembly. The central spine intersection includes one or more cutouts that allows for bending of the spines. Each spine comprises a respective end connected to the distal end of the tubular shaft.

Abstract: Systems, devices, and methods described relate to a system including an electrosurgical interface electrically coupled to the generator, an energy delivery element electrically coupled to the electrosurgical interface, the energy delivery element configured to receive energy from the generator to form a puncture in tissue of a patient, and a return electrode electrically coupled to the patient and the generator.

Abstract: A basket catheter having an end effector with multiple spines can be constructed with a combination of manufacturing techniques including at least two of the following techniques: individual spines, a loop with two spines, a cut sheet, and a cut tube. A cut sheet or a cut tube can be formed to include a distal hub that has openings through which spines of one or more additional structure can pass through so that the distal hub joins distinct structures of the end effector. This provides several alternative manufacturing techniques compared to those presently used in basket catheters which rely on only one of the aforementioned manufacturing techniques.

Abstract: The disclosed technology includes an end effector in a medical catheter including a woven mesh extending along a longitudinal axis from a proximal portion to a distal portion, the woven mesh defining a generally spheroidal shape having a plurality of electrodes disposed about the longitudinal axis and adjacent to an equator of the generally spheroidal shape with the proximal portion configured to be attached to a shaft and with the distal portion configured to be invaginated and coupled to an actuator extending along the longitudinal axis.

Abstract: Catheters are presented herein having at least one electrode pair with a first electrode in the pair configured to contact tissue to receive and/or apply electrical signals for mapping and/or ablation and a second electrode in the pair being positioned facing an opposite direction, away from the tissue, and configured to function as a reference electrode for the first electrode. The first and second electrodes are positioned on separate substrates that are interwoven with each other.

Abstract: The disclosed technology includes an expandable basket assembly of a medical probe that includes (i) a plurality of spines connected to the distal end of the hub and extending along the longitudinal axis and configured to bow radially outward from the longitudinal axis when the expandable basket assembly is transitioned from a collapsed form to an expanded form, (ii) a plurality of electrodes, each electrode of the plurality of electrodes may be attached to a spine of the plurality of spines, (iii) one or more struts respectively attached to at least one of the plurality of electrodes, and (iv) a force sensor attached to the distal end of the hub and at least one of the plurality of struts. The force sensor may be configured to detect a force applied to one or more of the plurality of electrodes via the one or more struts.

Abstract: The disclosed technology includes a medical probe includes a substantially cylindrical structure having a proximal circular base, a distal circular base substantially parallel to the proximal circular base, a plurality of spines extending along a longitudinal axis between the proximal circular base and the distal circular base, and one or more strips of flexible circuit substrate coupled to one or more of the plurality of spines defining an internal volume about the longitudinal axis. The plurality of spines include a trifurcation point positioned along at least a portion of the spine and a spine branch extending from the trifurcation point further comprising a bifurcation point. The one or more strips of flexible circuit substrate further include one or more conductive traces disposed on a surface of the substrate.

Abstract: The disclosed technology includes basket catheters comprising a generally cylindrical structure having electrodes attached thereto. The disclosed technology can include a structural unit for an end effector comprising a proximal member extending along a longitudinal axis. The proximal member can define a plurality of divergent curvilinear members. Each divergent curvilinear member can define two meander members extending along the longitudinal axis such that the structural unit comprises a plurality of meander members. Each of the plurality of meander members can be connected to a respective convergent curvilinear member of a plurality of convergent curvilinear members. The structural unit can further comprise a distal member connected to the plurality of convergent curvilinear members.

Abstract: The disclosed technology includes basket catheters comprising a generally cylindrical structure having electrodes attached thereto. The disclosed technology can include a one-piece flex circuit comprising a proximal end and extending along a longitudinal axis to a distal end. The proximal end diverges into a plurality of first arms, each of the first arms divides into second and third arms that are connected to respective fourth arms proximate the distal end to define an elongated shape disposed about the longitudinal axis. The disclosed technology can include a structural unit for an end effector having a proximal hub, a distal hub, and a plurality of spines forming a generally cylindrical structure. The spines can comprise a plurality of first members attached to the proximal hub that diverge into a plurality of second and third members connected to respective fourth members proximate the distal hub.

Abstract: The disclosed technology includes a medical probe comprising a plurality of spine members that form a substantially cylindrical structure. Each spine is stamped from a continuous piece of flat stock and heat-treated to a configuration including a first section extending along a longitudinal axis from a first end to a first bend, a second section extending from the first section curvilinearly with respect to the longitudinal axis and comprising a bifurcation point, and a third section extending along the longitudinal axis from a second bend to a second end so that a proximal portion of the third section is generally parallel to the first section. The second section comprises a continuous leg and a discontinuous leg. The continuous leg extends between the first section and the bifurcation point. The discontinuous leg extends towards the first section and terminates at a termination point between the bifurcation point and the first end.

Abstract: The disclosed technology includes a segmented spine comprising a first electrode, a first spine strut, and a second spine strut. The first spine strut comprises a first attachment point configured to couple with the first electrode. The second spine strut comprises a second attachment point configured to couple with the first electrode. The first spine strut and second spine strut can comprise of additional attachment points configured to engage with a distal retention hub or a tubular shaft. The attachment points can be configured to permit the plurality of spine struts to rotate around the respective attachment points.

Abstract: An ablation device and method for pulsed field ablation, the device comprising a catheter including an expandable basket, a set of electrodes formed on the expandable basket, and a pulse generator suitable for generating electric pulses wherein the pulse generator being in electrical connection with the set of electrodes. The expandable basket is formed of a braided mesh of filaments, wherein the filaments are made of nonconductive material, wherein at least portion of the filaments comprises a lumen, or is made by molding, wherein the filaments further include electrodes and conductive wires. The conductive wires at least partially lead inside of the lumen of the filaments, or are overmolded and are electrically connected to the electrodes.

Abstract: A medical device that includes a handle, a sheath extending from the handle, and a tool within the sheath and movable relative to the sheath. The handle includes an inner body and an outer body disposed over the inner body. The outer body is movable relative to the inner body. The handle includes a first actuator secured to the tool. The first actuator has an actuated state permitting movement of the tool relative to the sheath in response to moving the outer body relative to the inner body. The handle includes a second actuator secured to the sheath. The second actuator has an actuated state permitting movement of the sheath relative to the tool in response to moving the second actuator relative to the outer body. An unactuated state of the first actuator and an unactuated state of the second actuator prevents movement of the tool relative to the sheath.

Abstract: An ablation device and method for pulsed field ablation, the device comprising a catheter including an expandable basket, a set of electrodes formed on the expandable basket, and a pulse generator suitable for generating electric pulses wherein the pulse generator being in electrical connection with the set of electrodes. The expandable basket is formed of a braided mesh of filaments, wherein the filaments are made of nonconductive material, wherein at least portion of the filaments comprises a lumen, and wherein the lumen comprises melted material, wherein the filaments further include electrodes and conductive wires. The conductive wires at least partially lead inside of the lumen of the filaments, and are electrically connected to the electrodes.

Abstract: A microwave ablation probe (100). The microwave ablation probe (100) comprises: an applicator (102) arranged to apply microwave radiation to heat surrounding tissue: a feed cable (104) arranged to supply electromagnetic energy to the applicator (102): a tubular shaft (105) arranged to house at least part of the length of the feed cable (104): a coolant flow path (106, 108) via which coolant is able to flow, the coolant flow path being located within a space between the tubular shaft (105) and the feed cable (102); and a choke (112) arranged to reduce power reflected from the applicator (102) along the feed cable (104). The choke comprises one or more bridging structures (114a. 114b. 14c) each provided on a component of the tubular shaft of the feed cable, the one or more bridging structures being arranged to extend across the space between the tubular shaft (105) and the feed cable (104) and form an electrical connection therebetween. The one or more bridging structures (114a. 114b.

Abstract: A safety system for laser treatment, comprising a first sensor configured to monitor a parameter at a source and to generate first parameter data, a second sensor configured to monitor the parameter at a treatment head and to generate second parameter data, a control system configured to receive the first parameter data and the second parameter data and to determine whether the first parameter data or the second parameter data exceed a predetermined value and the control system further configured to modify an operational parameter of the source in response to a determination that the first parameter data or the second parameter data exceed the predetermined value.

Abstract: A catheter system for treating a vascular lesion within or adjacent to a vessel wall within a body of a patient includes a catheter fluid, an energy source that generates energy, an energy guide and an energy manifold. The energy guide includes a guide distal end that is selectively positioned near the vascular lesion. The energy guide is configured to receive energy from the energy source and generate a plasma bubble within the catheter fluid. The energy manifold is coupled to the energy guide near the guide distal end. The energy manifold includes (i) a manifold body that defines a body chamber, the body chamber being configured to retain at least some of the catheter fluid, and (ii) a manifold aperture that extends through the manifold body. The energy manifold directs energy from the plasma bubble out of the body chamber through the manifold aperture and toward the vascular lesion.

Abstract: A 3D/2D imaging system and method analyzes various anatomical structures, such as the organs and/or vascular structures within the imaged anatomy through which the interventional device can pass to reach the target tissue. The imaging system can determine the locations, characteristics, and configurations of the vascular structures/blood vessels and/or organs. During the performance of the interventional procedure, the information provided by the imaging system from the 3D volume can be employed to optimally position the intra-operative imaging device in order to obtain a desired visualization e.g., 2D view, of the position of the interventional device within the patient anatomy. This intra-operative 2D view is optionally registered to the 3D volume and can be displayed by the imaging system along with a 3D model or image determined from the 3D volume that is representative of the patient anatomy present in the intra-operative 2D image.

Abstract: Systems and methods for planning and assisting orthopaedic surgical procedures include a computer system and a robotic surgical device. The computer system receives multiple surgeon preferences, including target values and boundary values for surgical parameters of the orthopaedic surgical procedure. A surgeon uses the computer system to perform bony registration and leg-alignment registration for anatomy of a patient. The computer system determines a surgical plan for the orthopaedic surgical procedure based on the surgeon preferences, the bony registration, and the leg-alignment registration. The surgical plan includes planned values associated with the surgical parameters that are within the boundary values of the surgeon preferences. Determining the surgical plan may include automatically adjusting tibial coronal alignment, femoral coronal alignment, femoral flexion, femoral rotation, distal femoral resection height, proximal tibial resection height, and/or distal femoral resection height.

Abstract: A surgical computing device may include a processor configured to implement two neural networks, a primary neural network trained with a procedure focus and support neural network trained with a patient focus. Data indicative of a surgical patient, a target procedure, and a proposed procedure plan may be input to the support neural network. The support neural network may generate a patient specific mapping from this data. The patient specific mapping and the data indicative of a surgical patient, a target procedure, and a proposed procedure plan may be input to the primary neural network. The primary neural network may output a modified procedure plan that is different from the proposed procedure plan. In an example, the support neural network is trained to isolate anatomical elements. And the primary neural network is trained to identify procedure plans associated with improved patient outcomes.

Abstract: Systems and methods for planning and assisting orthopaedic surgical procedures include a computer system and a robotic surgical device. The computer system receives a set of target joint space values including a target extension space value and a target flexion space value. The computer system initializes a surgical plan including planned resection heights and determines a set of current joint space values based on the surgical plan. The computer system adjusts one or more planned resection heights of the surgical plan until the set of current joint space values matches the set of target joint space values. The computer system may control the robotic surgical device according to the surgical plan.

Abstract: Systems and methods for automatically determining pedicle screw trajectories for surgery may be provided. A scan of a spine may be received, and positions of one or more vertebra and one or more components of the one or more vertebra in the scan may be identified. Next, a screw trajectory planning algorithm may determine an initial screw trajectory plan using the positions of the one or more vertebra and the one or more components. The screw trajectory planning algorithm may then determine a revised screw trajectory plan by revising the initial screw trajectory plan according to weighted factors.

Abstract: A system to estimate consequences of an explosion includes a scenario generator to generate a scenario based on user input and scenario parameters; an explosive device model generator to generate an explosive device model based on the user input and explosive device parameters; a propagation of hazards modeler to model propagation of hazards into the scenario based on the user input and hazard parameters; an injury modeler to model injuries corresponding to modeling propagation of hazards into the scenario based on injury parameters; and an iteration and output generator to iterate by using additional iterative subsets of the parameters to generate the scenario, generate the explosive device model, model propagation of hazards, and model injuries, until parameter spaces of the parameters are covered. The iteration and output generator generates an injury record based injury outcomes from the modeling of injuries corresponding to the iterating.

Abstract: A method, and a system performing a method, for determining an optimal needle path includes generating a plurality of candidate needle paths from image data of a patient, extracting a cuboid of image data around each candidate needle path, calculating a tissue resistance index from each cuboid of image data around each candidate needle path, and calculating a value for each candidate needle path based on the calculated tissue resistance index. The candidate needle path with the lowest value is selected as the optimal needle path. The tissue resistance value may be displayed on a display.

Abstract: In some embodiments, a synthetic (virtual) orthopedic treatment device (e.g. a virtual external fixator representing a physical fixator attachable to a patients anatomic structure) is displayed concurrently in two views (e.g. anterior-posterior and lateral) along corresponding digital medical images (e.g. X-rays), and rotation/translation user input received along one of the images is used to concurrently control both displays of the orthopedic treatment device to reflect the rotation/translation user input.