74 results about "Endoscopic camera" patented technology

The invention belongs to the technical field of medical equipment. The endoscopic surgery operation quality real-time quantitative evaluation system comprises an endoscopic camera probe used for collecting endoscopic images and an endoscopic handle used for operation. The displacement sensor is integrated on the endoscope camera probe and is used for detecting the endoscope entering speed; the pressure sensor is integrated on the gas injection pipeline and is used for detecting the intracavity pressure; the force sensor is integrated on the endoscope handle and is used for detecting the tissue traction deformation; the optical coherence layer scanning probe is integrated on the endoscope camera probe and used for detecting the thickness of the submucous membrane, and the processing terminal is used for conducting real-time quantitative evaluation on the endoscopic surgery operation quality according to the endoscope entering speed, the intracavity pressure, the thickness of the submucous membrane, the tissue traction deformation image, the included angle between an instrument and a focus normal and the complication response time. According to the invention, full-process datamation real-time accurate evaluation of operation skills and operation safety of operators is realized.

An example endoscopic camera assembly includes: a camera housing having a proximal end and a distal end; a ring coupled to the distal end of the camera housing; and a coupler cover extending around the ring, wherein the coupler cover is configured to prevent access to a first portion of the ring, wherein the coupler cover comprises one or more windows that provide access to a second portion of the ring, and wherein the ring is rotatable relative to the camera housing and the coupler cover, such that rotation of the ring adjusts an imaging parameter of the endoscopic camera assembly.

The invention relates to a filter changing apparatus for an endoscopic camera, the filter changing apparatus having at least a first rotatable filter wheel, a second rotatable filter wheel and a rotatable first connecting wheel, the first filter wheel and the second filter wheel each having at least two receptacles for one optical filter each, the filter wheels having a common first rotary axle, the second filter wheel having a first engagement level with teeth distributed over the entire outer circumference thereof and the first connecting wheel being designed as a gear with teeth distributed over the entire outer circumference thereof, wherein the first filter wheel has a portion comprising teeth distributed along the outer circumference thereof, and the first connecting wheel is arranged on the outer circumference of the first filter wheel and on the outer circumference of the second filter wheel such that the teeth of the portion of the first filter wheel can mesh with the teeth of the first connecting wheel for rotating the first connecting wheel, and the teeth of the first connecting wheel can mesh with the teeth of the first engagement level of the second filter wheel so that when the first filter wheel is driven by means of the drive unit, at least one receptacle of each of the first filter wheel and the second filter wheel can be positioned in parallel in the optical passage. Furthermore, the invention relates to a camera head for an endoscope and to a retrofit kit for retrofitting a camera head and / or an endoscope.

The utility model provides an endoscopic camera device for a boiler. The endoscopic camera device comprises an outer tube, an inner tube, a mirror tube and a connecting device, a cold air cavity communicated with the outside is formed in the outer pipe; the inner pipe comprises a first part and a second part; an imaging cavity is formed in the first part, and a containing cavity is formed in the second part; two ends of the mirror tube are respectively connected with a boiler combustion chamber and a camera, and an air inlet of the first part is detachably connected with an air filter through a connecting device; in the shooting process of the camera, compressed air in the cold air cavity flows to cause an air suction effect to promote external air to enter the boiler combustion chamber through the imaging cavity to be output, and therefore the mirror tube is cooled. According to the utility model, the inner tube not communicated with the outer tube continuously extracts air from the outside to cool the mirror tube and the camera in the inner tube through the air suction effect generated by outputting compressed air into the boiler combustion chamber after the compressed air is introduced into the outer tube, so that the problem that the camera is polluted by directly inputting the compressed air is avoided.

A vessel harvesting system removes a target vessel from a patient for use as a bypass. An elongated harvesting instrument inserts into a body along a path of a target vessel which includes at least one side branch. The harvesting instrument includes a cutter for applying thermal energy to sever and cauterize the side branch. An endoscopic camera captures visible-light images from a distal tip of the instrument within a dissected tunnel around the target vessel. A thermal camera captures thermograms coinciding with the visible-light images to characterize a temperature present at respective surfaces in the tunnel. An image processor (e.g., an electronic controller) renders a video stream including the visible-light images and an overlay depicting the temperatures present on at least some of the respective surfaces when applying the thermal energy. A display presenting the video stream and overlay to a user can be an augmented-reality display.

The present invention discloses a continuous intelligent sample gas filtration system, and relates to the technical field of environmental monitoring, the continuous intelligent sample gas filtration system comprises a cabinet and a filtration module, the cabinet is used for providing an installation space and a protection housing; the filtering module is mounted in the case and is used for filtering sample gas; the filter module comprises a filter membrane belt, a membrane changing mechanism for pulling the filter membrane belt to move and change the use position, and a filter mechanism for meeting the requirement that the filter membrane belt is pulled; the device has the beneficial effects that the filter membrane belt is arranged between the filter membrane pressing plate and the filter membrane movable plate, the filter membrane movable plate can be driven by the eccentric shaft motor to move up and down, the paper winding shaft assembly is driven by the platform motor, the filter membrane belt can move in the horizontal direction, and therefore automatic replacement of a filter membrane can be achieved; the endoscopic camera on the filter membrane pressing plate can determine the pollution degree of the filter membrane through image analysis, so that the filter membrane can be replaced more intelligently through image comparison and analysis.

1. The name of the design product: hand-held endoscopic camera. 2. The use of the design product: endoscopic camera. 3. The design features of the design product: in shape. 4. The picture or photograph best indicating the design features: perspective view 1.

The invention relates to a filter changing device for an endoscopic camera, wherein the filter changing device comprises a housing with at least a first housing part, an optical passage along an optical axis, a rotatable drive gear and at least two filter holder arms, each with a filter receptacle for an optical filter with a filter center axis, wherein the at least two filter holder arms are each rotatably arranged on the first housing part by means of a rotary shaft with a rotation axis, wherein the respective rotation axis is spaced from the filter center axis of the respective filter holder arm and the rotation axes are arranged parallel to one another, wherein on each filter holder arm a filter gear is arranged around the respective rotation shaft and the rotatable drive gear is engageable with the respective filter gear,Such that, when the rotatable drive gear is driven solely by engaging the filter gears, the at least two filter holder arms can be rotated simultaneously and / or pivoted into and / or out of the optical passage. Furthermore, the invention relates to a camera head and a retrofit kit for retrofitting a camera head and / or an endoscope.

Endoscopic diagnosis and surgery are performed by inserting a trocar into a small hole in the abdomen and then inserting instruments such as an endoscopic camera and forceps into the trocar, and this product is used for training in endoscopic diagnosis and surgery.The most fragile part during endoscopic training is the truncated cone-shaped endoscope support packing shown in the AA cross section, and this product makes this endoscope support packing replaceable.

Medical software tools platforms utilize a surgical display to provide access to specific medical software tools, such as medically-oriented applications or widgets, that can assist surgeons or surgical team in performing various procedures. In particular, an endoscopic camera may register the momentary rise in the optical signature reflected from a tissue surface and in turn transmit it to a medical image processing system which can also receive patient heart rate data and display relevant anomalies. Changes in various spectral components and the speed at which they change in relation to a source of stimulus (heartbeat, breathing, light source modulation, etc.) may indicate the arrival of blood, contrast agents or oxygen absorption. Combinations of these may indicate various states of differing disease or margins of tumors, and so forth. Also, changes in temperatures, physical dimensions, pressures, photoacoustic pressures and the rate of change may indicate tissue anomalies in comparison to historic values.

This invention discloses an in-situ inspection system and method for aero-engine blades based on SLAM fusion, belonging to the field of aero-engine inspection technology. The system comprises a probe module, a hardware abstraction layer module, a middleware layer module, and an application layer module. By using GPU processing to compute view information detected by the endoscopic camera sensor, it efficiently processes and computes graphic and image data. Furthermore, by employing multi-sensor fusion, it achieves real-time localization and map construction for in-situ inspection of aero-engine blades, solving the localization challenges in environments with sparse internal engine textures and reflective lighting. The system is simple, economical, and highly practical.

This invention provides an anti-static endoscope camera system host, relating to the field of endoscope technology. It includes a housing with four terminals mounted on its side wall. The side wall of the housing has a grounding structure, which includes a conductive frame, a conductive component for conducting static electricity, a discharge block for discharging static electricity, and a protective component for shielding the discharge block. The conductive frame is electrically connected to the housing and is made of copper. The inner wall of the conductive frame has a conductive component, which includes a retaining plate slidably connected to the inner wall of the conductive frame. The retaining plate is also made of copper. This invention, by setting a grounding structure, can promptly conduct static electricity generated on the housing to the ground, thereby minimizing the accumulation of static electricity on the housing and preventing damage to electronic components inside the housing. This extends the service life of the host and, to a certain extent, eliminates safety hazards.

The invention provides a real-time auxiliary method and device for double-cavity tracheal intubation and electronic equipment, and relates to the technical field of medical auxiliary decision making. The method comprises the steps that a tracheal intubation operation video stream is obtained in real time through a medical endoscope camera system; carrying out key frame extraction on the tracheal intubation operation video stream, and determining effective frames by adopting a dynamic threshold value method; and inputting the effective frame into a double-lumen tracheal intubation auxiliary identification model, outputting a double-lumen tracheal key anatomical structure in real time, and assisting in generating a double-lumen tracheal intubation strategy. According to the invention, individualized anesthesia scheme optimization can be carried out based on clinical data of a patient, key indexes such as a lumen position and ventilation parameters can be monitored in real time, and dynamic adjustment suggestions can be provided.

The present invention relates to a multi-arm surgical robotic system (100) for telesurgery, comprising a local system (102), a remote system (104), a private network (N1), and a public network (N2). The local system (102) comprises a plurality of robotic arms (106a, 106b, 106c, 106d, 106e) connected to an endoscopic camera (C), each of the remaining robotic arms being connected to one of surgical robotic instruments (110, 112, 114, 116), a local surgeon's console (118) coupled to a master controller (136) that provides control inputs to the plurality of robotic arms (106a, 106b, 106c, 106d, 106e), and a conferencing system (138). The remote system 104 includes a remote surgeon console 140 coupled to a master controller 158 and a conferencing system 160 operably connected to the conferencing system 138 via a public network N2. Communication between the local surgeon console 118 and the remote surgeon console 140 over a private network N1 allows the remote surgeon 154 to control and monitor the robotic arms 106a, 106b, 106c, 106d, and 106e, enabling the remote surgeon 154 to remotely perform the robotic surgical procedure. In the event of a failure of the private network N1, control can be shifted from the remote surgeon console 140 to the local surgeon console 118, enabling control of the robotic surgical procedure.

The utility model discloses a visual spine endoscope fusion channel device, which relates to the field of medical equipment and comprises a soft tissue expansion rod, a sleeve, a first fusion channel and a second fusion channel. When the second fusion channel is used, two arc-shaped blocking faces are fixed to the two sides of the end, located in the body of the patient, of the second fusion channel respectively, and the blocking faces are used for separating and blocking the neurodural mater and the export nerve root to the outer side of the second fusion channel. The soft tissue expansion rod, the sleeve, the first fusion channel and the second fusion channel which are designed to be of an oval structure are different from an existing coaxial endoscope system, in the operation process, the area of an incision formed in the body of a patient is smaller, and the operation space is larger; under the direct view of an endoscope camera system, conventional operation tools such as vertebral plate forceps are used for biting and removing bone tissues such as vertebral plates and zygopophysis for windowing, so that the operation time is greatly shortened, the situation that channels with different sizes are replaced for multiple times is avoided, and multiple injuries to soft tissues of a patient caused by repeated replacement of the channels are avoided. The replacement frequency is reduced, and the surgical operation time is shortened.

Provided is an endoscopy assistance device, wherein object detection means detects an object included in an endoscopic image obtained by imaging the inside of the large intestine by means of an endoscopic camera. A position information acquisition means acquires position information indicating the position of the endoscopic camera in the large intestine. A display control means displays a schematic diagram having a shape imitating the intestinal tract of the large intestine and, when a predetermined instruction is given upon detection of the object, the display control means adds a mark to the position of the schematic diagram corresponding to the position of the endoscopic camera indicated by the position information. The endoscopy assistance device can be used to assist decision-making by a user conducting an endoscopy.

The invention provides an integrated tail-end-expandable bent ureteroscope, and relates to the technical field of urology department treatment equipment.The integrated tail-end-expandable bent ureteroscope comprises a catheter assembly, a ureteroscope assembly is arranged at one end of the catheter assembly, a connecting assembly and a handle assembly are arranged between the catheter assembly and the ureteroscope assembly, and a holding spherical shell and an adjusting assembly are arranged at the end of the ureteroscope assembly; the catheter assembly and the endoscopic camera are arranged in the middle cavity of the catheter assembly and the middle cavity of the endoscope assembly, the balloon sleeve is arranged at the end of the catheter assembly, and the operation time is shorter than that of an original technology, so that a doctor can complete more operations within the same time, the working efficiency of the doctor can be improved, the waiting time of a patient can be shortened, and the patient experience is improved. In addition, due to the fact that the operation time is shortened, the time of the patients in the anesthesia state is shortened, risks related to anesthesia are reduced, the operation time can be effectively shortened, the ureterostenosis problem can be treated at the same time, the operation difficulty of the ureterostenosis operation is reduced, and the hospitalization frequency and pain of the patients are reduced.

The invention relates to the technical field of ancient ceramic identification, in particular to an ancient ceramic hidden part feature identification method, which comprises the following steps: S1, database construction: collecting feature trace data of a standard ancient ceramic hidden part, and establishing a genuine product sample database; s2, data acquisition: acquiring hidden part feature trace data of the to-be-identified ancient ceramic through an endoscopic camera device; s3, autonomously comparing: autonomously comparing the characteristic trace data of the to-be-identified ancient ceramic with the genuine product sample database; s4, result judgment: judging the authenticity of the to-be-identified ancient ceramic according to the consistency degree of the comparison result, and establishing a complete classification standard of the hidden part features of the ancient ceramic; a genuine product database of key indexes such as feature traces is constructed, hidden part data of a to-be-identified product is obtained through an endoscopic camera shooting technology, and an identification result is output through an intelligent comparison algorithm; traditional identification experience is converted into scientific indexes capable of being quantitatively analyzed, and the limitation of identification depending on surface features is broken through.

Disclosed herein are systems and methods for accurately detecting button presses and / or button releases on a keypad of a camera such as an endoscopic camera head. A button press and / or a button release may be detected by determining a change in the sensor voltage output from a magnetic field sensor and identifying a spike in the sensor voltage change. A spike occurs when the slope of the sensor voltage has a magnitude that is greater than a slope threshold, and indicates a button press and / or a button release. Aspects of the disclosure comprise a controller that identifies a spike. The controller may identify a second spike and determine the type of button press based on the duration between the first spike and the second spike. The disclosed systems and methods may further include and apply to a keypad comprising a plurality of buttons, such as closely-spaced buttons and concentric buttons.

In this endoscopy assistance device, a lesion detection means detects a lesion included in an endoscopic image obtained by imaging the interior of a subject with an endoscopic camera. A reference position setting means sets in the endoscopic image a plurality of reference positions to be used to track the lesion, and sets in the endoscopic image a new reference position to replace a reference position among the plurality of reference positions that has exited the endoscopic image due to movement of the endoscopic camera. A display control means generates a display image by adding, to the endoscopic image, visual information indicating the direction of at least one lesion that has strayed outside the endoscopic image, on the basis of paths of the plurality of reference positions, including the new reference position. This endoscopy assistance device can be used to assist with decision-making by a user performing an endoscopy.

A method for calibrating an endoscopic camera is described. The endoscopic camera includes an endoscope and a camera and the camera includes a camera head. The method includes receiving a lens descriptor associated with the endoscope, the lens descriptor including first calibration parameters indicating first characteristics of the endoscope independent of the endoscopic camera, with the endoscope installed in the endoscopic camera, acquiring an image frame using the endoscopic camera, detecting second characteristics of the image frame acquired using the endoscopic camera, calculating second calibration parameters using the lens descriptor and the second characteristics captured for the image frame, the second calibration parameters being different from the first calibration parameters, and at least one of storing and outputting the second calibration parameters to be used to operate the endoscopic camera.

A controller system for a robotic surgical system can include a first instrument controller comprising a first plurality of motors configured to steer a first attachable robotically controlled medical device, a second instrument controller comprising a second plurality of motors configured to steer a second attachable robotically controlled medical device, and a camera controller comprising a plurality of motors and configured to steer an attachable robotically controlled endoscopic camera.

A system and method for determining the calibration of an endoscopic camera, the endoscopic camera comprising a camera equipped with replaceable, rotatable optics (rigid endoscope), wherein the calibration is performed in an operating room without user intervention. First, the rigid endoscope is described by a set of parameters. Then, this lens descriptor is used as input to real-time software that processes images acquired by any camera equipped with the rigid endoscope to provide calibration of the complete endoscopic camera arrangement at every frame, regardless of the relative rotation or zoom setting of the lens endoscope relative to the camera. An image software method is also disclosed that detects whether the lens descriptor is incompatible with the rigid endoscope used to prevent errors and warn the user of erroneous conditions.

The application belongs to the technical field of pipe curtain construction, and discloses a hollow pipe joint structure suitable for beam pipe curtain method, which comprises a monitor arranged in a monitoring area and used for monitoring whether the cast concrete is dense, a supporting mechanism fixed in a cavity and used for supporting the hollow pipe, and a connecting pipe with a first end extending into and fixed to the hollow pipe and a second end penetrating through the cavity and extending to the monitoring area and used for discharging gas in the monitoring area to the hollow pipe or supplementing grout from the hollow pipe to the monitoring area. The connecting pipe arranged can be used for uniform exhaust in the cavity, avoids the formation of air mass, and guarantees the quality of the cast concrete. The concrete liquid level monitor can be used for monitoring the position of the cast concrete liquid level, and the endoscopic camera is used for observing the position of the liquid level. If the problem of non-dense casting is found, the connecting pipe can be used for supplementing grout into the cavity in time, so that the hollow pipe joint structure is dense and has uniform bearing capacity.

An illumination source may be coupled to an image capture device through a connector. A light sensor is placed downstream of the connector to measure the light received by the image capture device from the illumination source. The light sensor provides the measurement of the received light to the illumination source for closed-loop control of illumination source. The light sensor may be positioned in a camera housing to take into account light attenuation from the illumination source to the camera. The light sensor may be positioned at other locations on the image capture device. Multiple light sensors may be positioned at different locations on the image capture device to detect sources or locations of attenuation. Redundant light sensors of more than one type of sensor may be used at a single light sensor location to provide for validation of measurements and increase the variety of information measured.

The invention provides a split type endoscopic camera, which belongs to the technical field of medical identification auxiliary instruments and comprises an objective lens assembly, an operating handle and an imaging component. Wherein the imaging assembly comprises a first image sensor and a second image sensor; the objective lens assembly comprises a probe and a locking lantern ring arranged outside the probe in a sleeving mode, a connecting hose is arranged behind the probe, and an operating handle is arranged at the rear end of the connecting hose; an image processing cabinet is arranged on the rear side of the operating handle; the image sensor comprises a color filter, and two red areas are arranged in a pixel array of a color filter unit of the first image sensor. According to the invention, through the arrangement of the two red color filters in the unit pixel unit, the sensitivity to red light capture and the distinguishing feature of red area imaging are increased; the signal-to-noise ratio of red light is reduced, and bleeding spots are found more accurately.

The invention relates to a filter changing apparatus for an endoscopic camera, wherein a first rotating plate bearing with two recesses for the passage of one guide element each is arranged between a first housing part and a first plate surface of a rotating plate, the rotating plate is rotatable relative to the at least first housing part, at least two pivotable filter holders are each arranged on the first housing part so as to be rotatable by means of a rotation axle, and each have a guide element oriented toward the rotating plate, wherein the rotating plate has, on its first plate surface, at least a first guide plane with a shaped, circumferential contact surface on a circumference so that, when the rotating plate is rotated, a pressure force of the shaped, circumferential contact surface on at least one of the two guide elements can pivot the associated filter holder into or out of the optical passage or position it in an initial position free from the optical passage. Furthermore, the invention relates to a camera head and to a retrofit kit for retrofitting a camera head and / or an endoscope.

The invention relates to a method for determining calibration parameters (7) for an endoscopic camera (1), which acquires a video stream (3) in which at least one image of the video stream displays at least one tool (10) comprising at least one straight edge (100), the method comprising: − a step E1 of receiving a plurality of coordinates of pixels associated with at least one straight edge (100) of the at least one tool (10) on one of the images (2) of the video stream (3); − a step E2 of determining a static calibration cost function from the received plurality of pixel coordinates; − a step E3 of determining calibration parameters for the endoscopic camera (1) by solving an optimization problem in which the cost function comprises at least the static calibration cost function.

An endoscopic vessel harvesting system for surgical removal of a blood vessel to be used for coronary bypass uses endoscopic instruments for isolating and severing the vessel. An endoscopic camera in the endoscopic instruments captures images from a distal tip of the instrument within a dissected tunnel around the vessel. An image processor assembles a three-dimensional model of the tunnel from a series of images captured by the endoscopic camera. An augmented-reality display coupled to the image processor renders (e.g., visibly displays to the user in their field of view) a consolidated map representing the three-dimensional model along with a marker in association with the map indicating a current location of the distal tip.

A basket device for an endoscope includes a base tube attached to an end of an endoscope tube and including at least one channel through which an endoscopic camera or a surgical instrument passes, a plurality of baskets provided at locations separate from each other in a radial direction along an edge of an end of the base tube and formed to protrude in a direction in which each of the baskets is to be expanded, and an operator formed to surround the plurality of baskets at the end of the base tube and being slidable in a longitudinal direction of the base tube.