A61B2017/00707

Hybrid image/scene renderer with hands free control

A system and method for converting static/still medical images of a particular patient into dynamic and interactive images interacting with medical tools including medical devices by coupling a model of tissue dynamics and tool characteristics to the patient specific imagery for simulating a medical procedure in an accurate and dynamic manner by coupling a model of tissue dynamics to patient specific imagery for simulating surgery on the particular patient. The method includes a tool to add and/or to adjust the dynamic image of tissues and ability to draw any geometric shape on the dynamic image of tissues and to add the shape into the modeling system.

Osteotomy implant
10925652 · 2021-02-23 · ·

The present inventions relates to an osteotomy implant for bridging an osteotomy opening or resection in a target bone in a substantially countersunk manner. The osteotomy implant comprises a proximal portion with at least one aperture for receiving at least one bone fixation element and a distal portion with at least one aperture for receiving at least one bone fixation element. At least one middle strut portion connects said proximal portion with said distal portion. Said at least one middle strut portion has a width which is equal to or smaller than a thickness of said at least one middle strut portion.

Methods and apparatuses for fluoro-less or near fluoro-less percutaneous surgery access

A needle access assembly and method for obtaining percutaneous needle access with little or no fluoroscopy. The method can include selecting a target for percutaneous access, directing a laser guide at a desired needle-insertion angle and in line with the selected target, aligning the needle access assembly with the laser, and inserting the needle into the target.

Container for catheter simulator and heart model accommodated in said container

A container for a catheter simulator includes an accommodating unit for accommodating a liquid, the accommodating unit being defined by side walls and a bottom face. On the side walls, there are formed connection units capable of retaining any one of the heart models selected from a four-chamber heart model, a coronary artery model, and a Transcatheter Aortic Valve Implantation model, the heart model being installed in the accommodating unit in a state of having the accommodating unit filled with a liquid; and installation parts for inserting a catheter from the outside of the container into simulated blood vessels of the heart model.

Systems, Devices, and Methods for Generating a Model of a Vascular Network, and for Analyzing and/or Treatment Planning Related to Thereof
20210041853 · 2021-02-11 ·

The systems and methods are provided that can efficiently and accurately generate 3D printed vascular models of a vascular network, including stenotic pulmonary arteries, capable of vascular perfusion. The method may include acquiring image(s) of an anatomy of interest that includes a target area. The method may further include generating a geometric model of a phantom of a vascular network to be bioprinted using the image(s). The phantom may include vascular segment(s), inlet(s), and outlet(s). Each inlet and each outlet may communicate with at least one vascular segment. The method may include generating a geometric model of a bioreactor to be 3D printed based on the geometric model of the phantom using one or more of assembly parameters, phantom parameters, or any combination thereof. The bioreactor model may include inlet(s), outlet(s), a chamber in which the phantom is disposed, an outer housing, and an interface bordering the chamber.

SYSTEM FOR PATIENT-SPECIFIC INTERVENTION PLANNING

The present disclosure relates to a system for patient-specific intervention planning, the system comprising a physical model of an anatomical structure, wherein the physical model is a patient-specific model based on medical image data; a virtual model of the anatomical structure, wherein the virtual model is a patient-specific model based on medical image data; a tracking device configured to track a position of a physical representation of an interventional tool with respect to the physical model of the anatomical structure; a processor configured to perform the step of: registering the physical model of the anatomical structure with the virtual model of the anatomical structure and registering the physical representation of the interventional tool with a virtual representation of the interventional tool based on the position of the physical representation of the interventional tool and the physical model of the anatomical structure. The present disclosure further relates to a corresponding method and computer program.

Apparatus and method for evaluating performance of ultrasonic transducer

An apparatus for evaluating performance of an ultrasonic transducer includes a transducer assembly having an ultrasonic transducer and an acoustic medium and configured to transmit and receive an ultrasonic wave, a storage unit configured to store a reference signal value which represents the performance of the ultrasonic transducer, and a processing unit configured to control the transducer assembly to emit ultrasonic wave and receive a response (echo) signal thereto to measure a magnitude or energy amount of the response signal, the processing unit comparing a measured value with the reference signal value stored in the storage unit to evaluate the performance of the ultrasonic transducer.

Neuro-endoscope box trainer

An electro-mechanical box trainer for neurosurgery comprise: (i) a base part which comprises a rubberized working port (11) for insertion of endoscope (26) and tool (25) for manipulation, a microcontroller programmed motorized peg plate (14) placed at 45 degrees of inclination for defining a practice volume according to the neuroendoscopy, a membrane keypad to change the angle of rotation of said peg plate (14) along vertical axis, liquid crystal display (LED) array to illuminate the interior of the box and a removable base plate (6) to house the circuitry; and (ii) a removable part enclosed of five walls such as a front wall (18), two lateral walls (17 and 19), a back wall (20) and a top wall (23), comprises a housing to mount an auxiliary camera (32) to record all the task for evaluation and a slider at the back to adjust the camera focus.

CONSTRAINT DEVICE AND METHOD OF TRAINING FOR USE OF LAPAROSCOPIC INSTRUMENTS

A passive constraint device is disclosed which attaches to a laparoscopic instrument to kinematically constrain the user from over-gripping the instrument and to train the user in proper handling of the instrument. Passive constraint devices include three degrees of freedom adjustment of a palm rest and clamps to the laparoscopic instrument. An active constraint device is disclosed which attaches to a laparoscopic instrument to dynamically constrain a user from over-gripping the instrument and provide resistive feedback to a user to train the user in proper handling of the instrument. Active constraint devices include a finger guard that, in one embodiment, is elastic and, in other embodiments, is solid but connects to finger loops of a laparoscopic instrument via elastic connectors. Methods of use include a method for training surgical residents in the proper handling of laparoscopic instruments using passive and active constraint devices during residency training.

SYSTEMS AND METHODS FOR IMPROVING CARDIAC ABLATION PROCEDURES
20200352652 · 2020-11-12 · ·

A plurality of systems and methods for improving a cardiac ablation procedure are disclosed. The systems and methods include a cloud server that includes a database containing information about previously performed cardiac ablations, a local server that is communicatively coupled to the cloud server via first network, and a surgical system that is communicatively coupled to the local server via second network. The cloud server is configured to receive, via the local server, electrical and anatomical data of a heart of a patient from the surgical system, perform a comparison of the electrical and anatomical data of the heart to the database information, generate a surgical treatment plan for the heart based on the comparison, wherein the surgical treatment plan includes a grid of the heart, and transmit, via the local server, the surgical treatment plan to the surgical system.