2712results about "Operating tables" patented technology

A system (200) for detecting a collision of a patient bearing device (18) with an object, a ground or a part of the operating table, wherein the system (200) comprises: a patient bearing device (18) which can be used as a part of an operating table; a load sensor arrangement with at least one load sensor which issues sensor values; a load determination unit which determines a load with the sensor values, wherein the load comprises a load acting on the load sensor arrangement or a load acting on the patient bearing device (18); and a detection unit which detects a possible collision of the patient bearing device (18) with an object, a ground or a part of the operating table if the load determined by the load determination unit falls below a specified first threshold while the patient bearing device (18) or at least one segment of the patient bearing device (18) moves downwards.

The invention discloses an examination bed displacement precision measurement and control method and an examination bed, and relates to the field of medical equipment.The examination bed displacement precision measurement and control method comprises the steps that whether the examination bed slips or not is recognized based on the comparison result of a first difference value and a first threshold value of displacement measurement parameters of a servo motor encoder and a transmission device encoder in the current movement; when the slippage phenomenon exists, compensation movement control is conducted on the examining table at least based on the slippage distance estimated value and the first difference value, and under the conditions that slippage does not exist and the second difference value of displacement measurement parameters collected by a transmission device encoder and a displacement sensor is not smaller than a second threshold value, the displacement measurement parameters are calculated based on the slippage distance estimated value and all the displacement measurement parameters. And carrying out abnormity identification on the transmission device encoder and the displacement sensor, and outputting an abnormity identification result. On the basis of cross comparison of the displacement measurement parameters collected by the displacement measurement devices, slip detection and anomaly detection of the displacement measurement devices are achieved on the basis of the comparison result, and accurate detection of the displacement precision of the examination bed is achieved.

The invention discloses a cloud intelligent cervical vertebra rehabilitation pillow based on posture induction self-adaptive adjustment and a control method, and relates to the technical field of intelligent home and health monitoring. The method comprises the following steps: calibrating and generating a target steady-state equipotential plane model, wherein the target steady-state equipotential plane model is used for representing a preset mapping relation between a posture load vector of a user and a target support vector; continuously collecting real-time attitude load vectors of the user; determining a target support vector at a current moment based on the real-time attitude load vector and the target steady-state equipotential plane model; and in response to the target support vector at the current moment and a real-time support vector at the current moment, executing a support vector titration operation on a multi-domain pneumatic support matrix so as to drive the real-time support vector to approach the target support vector. The problem that in the prior art, the supporting state is fixed and cannot adapt to sleeping posture changes is solved, and the accuracy and comfort of cervical vertebra supporting are improved.

Introduced here are pressure-mitigation systems able to mitigate the pressure applied to a human body by the surface of an object (also referred to as a “structure”). A controller device (or simply “controller”) can be fluidically coupled to a pressure-mitigation device that includes a series of selectively inflatable chambers. When a pressure-mitigation device is placed between a human body and a surface, the controller can continuously, intelligently, and autonomously circulate fluid through the chambers of the pressure-mitigation device. Normally, the controller circulates air through the chambers of the pressure-mitigation device, though the controller could circulate another fluid, such as water or gel, through the chambers of the pressure-mitigation device. The controller may cause the chambers to be selectively inflated, deflated, or any combination thereof.

The invention aims at providing a breast surgery retractor capable of avoiding skin scald, and relates to the field of medical surgical instruments, the breast surgery retractor comprises a fixing device, the fixing device comprises a first sliding rail, a supporting rod, a limiting stopper and a pressing plate, and the fixing device is used for adjusting the position and angle of the surgery retractor, so that the surgery retractor is more practical; the auxiliary device comprises a second sliding block, a second sliding rail, a third sliding rail and a first auxiliary drag hook assembly and assists the heat dissipation plate in traction, and the operation difficulty is reduced; the isolation device comprises a second auxiliary drag hook assembly, a traction rod, a shifting block, a sleeve, a connecting rod and a diaphragm, the skin can be isolated through the diaphragm, and the skin is prevented from being scalded due to heat conduction of metal. The problem that a metal drag hook easily scalds the skin is solved.

The invention relates to the technical field of medical apparatuses and instruments, and provides a limb traction device which comprises a traction seat used for fixing a limb of a patient and provided with a mounting via hole and a rotating hole, and the rotating hole and the mounting via hole are arranged at an interval and communicate through a mounting window; the basic shaft is arranged in the mounting through hole in a penetrating manner and is provided with a rack extending in the axial direction of the basic shaft; the driving mechanism comprises a rotating shaft rotationally connected into the rotating hole, a driving gear fixed to the rotating shaft and a clutch locking mechanism arranged on the rotating shaft; the driving gear is positioned in the rotating hole and is meshed with the rack through the mounting window; the clutch locking mechanism is matched with the traction seat, has a locking state and an unlocking state, and is provided with a driving end for receiving driving force; in the locking state, the clutch locking mechanism is in limiting fit with the traction seat to limit rotation of the rotating shaft; when the driving end receives driving force, the clutch locking mechanism and the traction seat are separated from limiting fit to be switched to an unlocking state, so that the rotating shaft drives the driving gear to rotate, and the traction seat is driven to slide along the basic shaft.

The invention relates to the technical field of arthroscopic surgery instruments, in particular to a support for a sports medicine arthroscopic surgery, which comprises a support, a lifting platform and a leg fixing mechanism, and the lifting platform locks the height position of the leg fixing mechanism on the support through a limiting bolt; the leg fixing mechanism comprises a fixed frame fixedly connected with the lifting table and a movable frame hinged through a rotating connector. The pull rope is wound around the guide wheel in the sliding rail box to be connected with the shank binding belt, and when the knee joint bends and stretches, the second spring pushes the sliding block to move in a self-adaptive mode; during knee bending, the spring extends to compensate looseness of the pull rope; when the knees stretch, the springs are compressed to absorb redundant tension. The tensile force is always perpendicular to the shank axis through mechanical decomposition, and lateral shearing force is eliminated. A spring dynamic compensation mechanism maintains constant upward effective component force, pulling force direction deviation caused by a traditional fixed fulcrum is avoided, unexpected internal rotation during shank lifting is fundamentally restrained, and knee joint ligaments are protected against abnormal stress damage.

Techniques for monitoring a computer-assisted device include a plurality of manipulators, each manipulator being associated with at least one control point of a plurality of control points; and a control unit. The control unit is configured to: determine a first spatial configuration of the plurality of control points, the first spatial configuration being prior to a movement of a table being operated concurrently with the computer-assisted device; determine the movement of the table causing motion of at least one control point; determine, based on the movement of the table and the first spatial configuration, an expected spatial configuration of the plurality of control points; compare the expected spatial configuration with an actual spatial configuration of the plurality of control points to determine whether to perform a remedial action; and perform the remedial action in response to a determination to perform the remedial action.

The invention discloses a severe heatstroke gait pre-training method based on rising bed angle dynamic optimization, and relates to the technical field of rehabilitation medical instruments.The severe heatstroke gait pre-training method comprises the following steps that a patient is safely fixed to an electric rising bed and connected with multi-modal physiological signal monitoring equipment, and a patient examination result is obtained; the central processing unit receives the collected initial data and initializes setting of angle parameters of the standing bed; the electric standing bed is controlled to lift the tentative angle and maintain the tentative angle, and all physiological signal data are collected and recorded; in the standing bed angle maintaining process, physiological signal data flow is obtained, physiological data are input into the tolerance prediction model, and a tolerance index is obtained; according to the tolerance index value, the tolerance level of the patient is judged, and different bed rising instruction operations are executed; the real-time data acquisition process, the tolerance index calculation process and the angle adjustment decision making process are repeatedly executed until the end; after training is finished, a training report is generated, and all data are encrypted and stored in a database.

A caster assembly that includes a caster wheel, a lock member, a pedal, and a position sensor. The lock member can engage the caster wheel. Movement of the pedal towards a depressed position can cause engagement of the lock member against the caster wheel to resist or prevent rotation of the caster wheel. Movement of the pedal towards a released position can separate the lock member from the caster wheel to permit rotation of the caster wheel. The position sensor can detect a position of the pedal.

The invention belongs to the technical field of medical auxiliary instruments, and discloses a head position supporting and fixing device for the anesthesiology department, which comprises a base plate, the base plate is connected with a head supporting and fixing assembly, the head supporting and fixing assembly comprises a base, a telescopic piece and a headrest plate, the base is connected with a bandage, a lock catch and a connecting seat, and the connecting seat is in sliding connection with the base. The telescopic piece is connected with the base plate. The connecting base is rotationally connected with the telescopic end of the telescopic piece. The headrest plate is connected with the base through a connecting shaft, an inner spline and a blank part are arranged on the inner side of the base, an outer spline is arranged on the outer side of the connecting shaft, and the axial length of the outer spline is smaller than that of the blank part. The head of a patient is fixed through the bandage, and the fixing stability of the head is good; the pitching angle of the head is adjusted by adjusting the height of the telescopic piece, the swinging angle of the head is adjusted by adjusting the meshing condition between the headrest plate and the spline of the base, and the clinical requirement for the head fixing angle can be fully met.

Certain aspects relate to systems and techniques for localizing and / or navigating a medical instrument within a luminal network. A medical system can include an elongate body configured to be inserted into the luminal network, as well as an imaging device positioned on a distal portion of the elongate body. The system may include memory and processors configured to receive from the imaging device image data that includes an image captured when the elongate body is within the luminal network. The image can depict one or more branchings of the luminal network. The processor can be configured to access a machine learning model of one or more luminal networks and determine, based on the machine learning model and information regarding the one or more branchings, a location of the distal portion of the elongate body within the luminal network.

A supporting apparatus that can support a user, such as a client receiving a tattoo or a tattoo artist applying a tattoo, is disclosed herein. The supporting apparatus can support the user in a variety of different configurations such that a tattoo artist can comfortably apply a tattoo on the skin of a client, and the client can comfortably receive the tattoo. In some embodiments, the supporting apparatus can be reconfigured between a chair configuration and a bed configuration. In some embodiments, a headrest of the supporting apparatus can be reconfigured between a head supporting configuration and a chin supporting configuration. In some embodiments, a footrest of the supporting apparatus can be reconfigured between a raised configuration and a lowered configuration.

A computer-assisted device includes an articulated arm having a plurality of joints including a first joint and a second joint, the articulated arm configured to be coupled to an imaging device and a control unit including one or more hardware processors. The control unit is configured to, when coupled to the articulated arm and a table determine a virtual coordinate frame based on a pose of the imaging device before the first joint is set to a floating mode, configure the first joint to the floating mode, detect movement of the first joint, determine movement of the table based on motion data received from the table, transform the determined movement of the table to the virtual coordinate frame, and drive the second joint based on the movement of the first joint and the determined movement of the table in the virtual coordinate frame.

The invention provides an auxiliary flexible fixing device for oral cranio-maxillofacial osteotomy, which is mounted on a bed body, pawl rack assemblies are respectively arranged on two sides of the bed body, the pawl rack assemblies are connected with side fixing plates of the bed body through supporting assemblies, and the pawl rack assemblies on two sides are respectively connected with flexible clamp assemblies through guide rail connecting pieces; the flexible clamp assembly comprises a positioning plate, the positioning plate is connected with the guide rail connecting piece through a supporting column and a side plate in sequence, a plurality of pressing columns arranged at intervals are arranged on the positioning plate, second springs are arranged between the ends, away from the positioning plate, of the pressing columns and the side plate, and ball heads are arranged at the ends, exposed out of the positioning plate, of the pressing columns. The supporting assemblies, the pawl rack assemblies and the flexible clamp assemblies which are used in pairs are adopted, the mode of one-time moving positioning and double locking is completed, and due to reverse locking devices of pawls and ratchets, the first locking mode is achieved; the pressing column of the flexible fixing device fits the shape of the skull of the patient, the pressing column is locked, and a second locking mode is achieved.

Introduced here are pressure-mitigation systems able to mitigate the pressure applied to a human body by the surface of an object (also referred to as a “structure”). A controller device (or simply “controller”) can be fluidically coupled to a pressure-mitigation device that includes a series of selectively inflatable chambers. When a pressure-mitigation device is placed between a human body and a surface, the controller can continuously, intelligently, and autonomously circulate fluid through the chambers of the pressure-mitigation device. Normally, the controller circulates air through the chambers of the pressure-mitigation device, though the controller could circulate another fluid, such as water or gel, through the chambers of the pressure-mitigation device. The controller may cause the chambers to be selectively inflated, deflated, or any combination thereof.

The invention provides a robot treatment bed positioning error correction method. The method comprises three steps of coordinate system establishment and calibration, positioning error detection and calculation and error correction. A first reflection target ball is installed at an angular point of a treatment bed, a high-precision optical positioning system is used for obtaining coordinates of a radiotherapy isocenter point, and a conversion relation between a base coordinate system and an optical positioning system coordinate system is established. Controlling the treatment bed to move to four non-coplanar feature points, collecting actual coordinates, comparing the actual coordinates with theoretical coordinates, calculating an error matrix of a base coordinate system, solving a target pose matrix, driving the robot treatment bed to adjust the tail end pose, and realizing accurate alignment of a treatment center and an isocenter. The method can detect and automatically compensate systematic pose deviation caused by mechanical wear in real time, has the advantages of high precision, high automation degree, correction from an error source and the like, and effectively guarantees long-term positioning precision and clinical safety of a radiotherapy system.

A surgical table with motion control and improved transitions between primary and secondary actuation systems is described. A surgical table may include: a first actuation system having at least one primary actuator powered with a primary variable speed electric motor; a second actuation system having at least two secondary actuators powered respectively with secondary variable speed electric motors; and a controller adapted to regulate positions of the primary and secondary actuators. This controller is operable to raise the tabletop by implementing logic to: control the primary variable speed electric motor based on a primary actuator deceleration profile that decreases a speed of extending the primary actuator while raising the tabletop with the secondary actuators; and control the secondary variable speed electric motors based on a secondary actuator acceleration profile that increases a speed of extending the secondary actuators while raising the tabletop with the primary actuator.

The invention provides a multifunctional leg supporting device and a control method thereof, and relates to the technical field of medical instruments. The multifunctional leg supporting device comprises an intelligent leg sleeve and a control module, the intelligent leg sleeve integrates a self-supporting structure, a gradient pressurization system, a constant-temperature regulation and control system, an acupoint massage system, a pressure monitoring system and an observation window, and all the systems are connected with the control module. The intelligent leg sleeve can be directly matched with a traditional operation leg frame, and the self-supporting structure of the intelligent leg sleeve can still be tightly attached to the lower limbs of the patient and the leg frame by adjusting the height and angle of the leg frame. According to the device and the control method thereof, intraoperative body position supporting is optimized, physiological fitness and comfort are improved, a multifunctional system is integrated, intraoperative circulation and nerve protection capacity is improved, intelligent regulation and control are achieved, individualized dynamic intervention is achieved, intraoperative safety monitoring capacity is enhanced, the structure is modularized, and operation convenience is high.

Example methods and systems for kinematic calibration of a treatment couch for radiation therapy are described. In one example, a computer system may generate and send first instruction(s) to cause the treatment couch to move towards each of multiple calibration poses. The treatment couch may be associated with a kinematic model. The computer system may determine multiple measured poses that are associated with the respective multiple calibration poses. Next, the computer system may determine geometric correction data for updating the kinematic model based on the multiple measured poses. The computer system may then generate and send second instruction(s) to update the kinematic model associated with the treatment couch based on the geometric correction data.

The utility model belongs to the technical field of body position pads, and provides a spine operation prone position body position pad which comprises a bottom pad. The leg supporting assembly comprises a first leg supporting seat and a second leg supporting seat, first arc-shaped grooves are symmetrically formed in the upper surfaces of the first leg supporting seat and the second leg supporting seat, and leg supporting parts are arranged on the side walls of the first leg supporting seat and the second leg supporting seat; the chest supporting assembly comprises a first chest supporting seat and a second chest supporting seat, and second arc-shaped grooves are symmetrically formed in the upper surface of the first chest supporting seat and the upper surface of the second chest supporting seat; through the arrangement of the bottom pad, the leg supporting assembly and the chest supporting assembly, the prostrating device can be attached to the corresponding parts of the body, pressure is evenly distributed, local excessive pressure possibly caused by long-time prostrating is reduced, and the situation that a patient feels painful due to the fact that the body position of the patient is not comfortable is avoided.

The invention belongs to the field of medical instruments, and relates to an intracranial hematoma minimally invasive three-dimensional guider. The guider comprises a bed body, a headrest module, an auxiliary positioning module and a puncture module, and accurate positioning of a puncture needle is achieved through the surrounding type design with the head as the sphere center in combination with a rotatable semi-arc guide frame and a sliding guide block. The device has supine and prostrate dual-mode supporting and fixing functions, integrates intelligent pressure control and real-time needle insertion depth monitoring, and improves the surgical accuracy, stability and safety.

The invention provides a control method, device and equipment for bed-machine integrated massage equipment, and the method comprises the steps: obtaining user basic information through an interaction interface of the bed-machine integrated massage equipment, and the user basic information comprises height data and a body temperature preference value; automatically generating an adaptive back massage and leg massage reference position based on the height data, and determining a bed surface heating initial target temperature based on the body temperature preference value; obtaining a target function mode selected by the user, wherein the target function mode comprises a massage position adjusting mode and a bed surface heating mode; and based on the target function mode, adjusting the massage state of the bed-machine integrated massage equipment in combination with a reference position or an initial target temperature. In the invention, the massage state of the bed-machine integrated massage equipment is automatically adjusted, full-automatic execution is realized, manual adjustment is not needed, and the defects of complicated operation and poor adaptability of the current massage equipment are overcome.

The present invention provides a frame (21) for supporting a digit which may be used during surgery to elevate the digit during an operation. The frame comprises a plate (24) with two wings (22, 23) which define a plane and a space therebetween, an engaging feature (28) on each wing for removable engagement with retaining ties (45), and an elevated support surface (32) between the wings to support a digit. The frame provides a secure platform for supporting digits during hand surgery.

A combined treatment, exercise, and traction apparatus including a base, a support frame supported by the base and having a first end and an opposing second end, a treatment table mounted to the support frame and a first foot rest member frame and a second foot rest member frame, wherein the first foot rest member frame includes a first foot rest member, and wherein the second foot rest member frame includes a second foot rest member, wherein each foot rest member frame is pivotally coupled to the second end of the support frame, and wherein each of the first and second foot rest member frames are independently pivotable relative to the support frame between a first foot rest member frame position generally parallel to the support frame and a second foot rest member frame position generally perpendicular to the support frame.

Provided are systems and techniques for providing multiple perspectives during medical procedures. In one aspect, a method includes positioning a plurality of cannulas in a plurality of anatomical quadrants of a patient, inserting first and second surgical tools coupled to corresponding robotic arms into the respective cannulas. The method may include inserting an articulatable camera coupled to another robotic arm into another of the cannulas, where the articulatable camera is capable of showing a first view including the first surgical tool in a first anatomical quadrant and articulating to show a second view including the second surgical tool in a second anatomical quadrant. The method may further involve performing a surgical procedure in at least one of the first anatomical quadrant or the second anatomical quadrant.

A system for controlling an operating mode of a patient positioning system, comprising: a patient positioning device; a motion and / or touch sensor arrangement (102); a sensor arrangement having at least one sensor (126) that outputs sensor values; and an evaluation unit (128); wherein the system is operable in different operating modes, comprising at least a standby mode and active modes, the active modes comprising at least a normal operating mode and an incognito mode; and wherein, when the motion and / or touch sensor arrangement (102) detects movement and / or touch of the patient positioning device in standby mode, the evaluation unit (128) checks whether the sensor values ​​have a significant change, and the system switches to an active mode if the check reveals that there is a significant change in the sensor values.

The invention provides an intelligent medical bed and a control method.The medical bed comprises a bed body frame and a bed surface covering the bed body frame, and the bed surface is composed of liftable units arranged in an array shape; each lifting unit comprises a lifting driving assembly, a supporting piece and a flexible supporting block, and a pressure sensor is arranged on each flexible supporting block and can detect the surface pressure in real time; the intelligent medical bed further comprises a central control system, and the central control system is electrically connected with the lifting units and used for receiving feedback signals of the pressure sensors and independently controlling lifting of the lifting units. The central control system is further connected with a posture scanning module and used for obtaining three-dimensional shape data of the body surface of the patient and generating an individualized bed surface supporting scheme through a built-in posture adjusting algorithm in combination with feedback of the pressure sensor. Multi-point independent adjustment can be achieved, intelligent pressure feedback is achieved, personalized body positions are supported, and the comfort and safety of a patient are improved.

The invention discloses a multi-angle traction fixing device for a knee joint operation, relates to the technical field of medical instruments, and solves the problem that the bending angle of a knee joint cannot be conveniently adjusted. A multi-angle traction fixing device for a knee joint operation comprises a bed body, a groove is formed in the side, close to a bed tail, of the upper end of the bed body, symmetrical supporting seats are fixedly arranged on the front side and the rear side, close to a bed head, in the groove, and shaft rods are in driving connection between the symmetrical supporting seats on the two sides through driving mechanisms; the two sides of the outer surfaces of the two shaft rods are fixedly connected with thigh supports which are symmetrically arranged, and the ends, away from the supporting base, of the two symmetrical thigh supports are connected with shank supports which are arranged in a U shape. The driving mechanism drives the shaft rod to rotate to drive one end of the thigh support on the outer surface to be lifted upwards, and then the shank support is hinged to the lifted part of the thigh support, so that a proper included angle is formed between the joints of the shank support and the thigh support.

Introduced here are pressure-mitigation systems able to mitigate the pressure applied to a human body by the surface of an object (also referred to as a “structure”). A controller device (or simply “controller”) can be fluidically coupled to a pressure-mitigation device that includes a series of selectively inflatable chambers. When a pressure-mitigation device is placed between a human body and a surface, the controller can continuously, intelligently, and autonomously circulate fluid through the chambers of the pressure-mitigation device. Normally, the controller circulates air through the chambers of the pressure-mitigation device, though the controller could circulate another fluid, such as water or gel, through the chambers of the pressure-mitigation device. The controller may cause the chambers to be selectively inflated, deflated, or any combination thereof.