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WO2020039441A1 - Système et procédé permettant d'appliquer une caméra sur un outil - Google Patents

Système et procédé permettant d'appliquer une caméra sur un outil Download PDF

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Publication number
WO2020039441A1
WO2020039441A1 PCT/IL2019/050940 IL2019050940W WO2020039441A1 WO 2020039441 A1 WO2020039441 A1 WO 2020039441A1 IL 2019050940 W IL2019050940 W IL 2019050940W WO 2020039441 A1 WO2020039441 A1 WO 2020039441A1
Authority
WO
WIPO (PCT)
Prior art keywords
ipu
unit
display
optical sensor
magnification
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/IL2019/050940
Other languages
English (en)
Inventor
Pinchas Shalev
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2020039441A1 publication Critical patent/WO2020039441A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D26/00—Hair-singeing apparatus; Apparatus for removing superfluous hair, e.g. tweezers
    • A45D26/0066—Tweezers
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D26/00—Hair-singeing apparatus; Apparatus for removing superfluous hair, e.g. tweezers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
    • A61B1/00009—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00131—Accessories for endoscopes
    • A61B1/0014—Fastening element for attaching accessories to the outside of an endoscope, e.g. clips, clamps or bands
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00163—Optical arrangements
    • A61B1/00193—Optical arrangements adapted for stereoscopic vision
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A61B1/05—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/0661—Endoscope light sources
    • A61B1/0676—Endoscope light sources at distal tip of an endoscope
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/0661—Endoscope light sources
    • A61B1/0684—Endoscope light sources using light emitting diodes [LED]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/24—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the mouth, i.e. stomatoscopes, e.g. with tongue depressors; Instruments for opening or keeping open the mouth

Definitions

  • a magnification apparatus comprising an image pickup unit, a display unit, a processor in active communication with the IPU and the display unit and attaching means attached to the IPU and adapted to firmly attach the IPU to a selected tool.
  • the magnification apparatus further comprises an adjustable connecting arm to connect the display to the IPU.
  • the connecting arm is adapted to enable setting the direction to which the face of the display is aiming with respect to IPU.
  • the IPU further comprising a light source adapted to illuminate an optical region of interest of the optical unit.
  • the IPU further comprising a spatial orientation unit (SOU) adapted to provide signals indicative of linear and rotational movements of IPU.
  • SOU spatial orientation unit
  • the processor is adapted to process image of an object or area as taken by the optical sensor and to provide image data of the object or area to the display unit magnified by a selected magnification factor.
  • the processor is adapted to provide to the display, in response to selected mode of operation by the user, image data representing the object or area imaged by the optical sensor magnified and rotated by user-selected factors.
  • the image pickup unit (IPU) further comprising an additional optical sensor.
  • the line of sight (LOS) of the additional optical sensor is aimed parallel to the LOS of the first optical sensor.
  • the display unit is part of a portable computing unit being one of a smartphone and a tablet.
  • processing unit is part of the portable computing unit.
  • a method of providing a magnified image of an object handled by a tool comprising attaching a magnification apparatus (100) to a selected tool, receiving an image data of an object by the optical sensor, providing the optical data to the processor, processing the image data to produce a processed image data and providing the processed image data to the display for displaying.
  • the image pickup unit (IPU) comprising an optical sensor and an operation control unit.
  • the step of receiving an image data is accompanied by a step of illuminating the imaged object by a light source.
  • FIG. 1 depicts a schematic illustration of a magnification system according to embodiments of the present invention
  • FIG. 2 depicts a schematic illustration of a stereoscopic magnification system, according to embodiments of the present invention.
  • Fig. 3 is a flow diagram depicting a method of use of a magnification system, according to embodiments of the present invention.
  • a camera and light source may be attached to the working tool.
  • the camera may be connected, by wire or wirelessly, to a display (such as a monitor, a smart phone or any other device with a screen).
  • a display such as a monitor, a smart phone or any other device with a screen.
  • magnification of the imaged view may be achieved by means of computed magnification of the image, at the selection of the user.
  • the image may be flipped in at least one of the two main directions of the image - left/right and up/down and rely on the magnification of the camera attached to the tool. This may provide both ease and comfort along with precision.
  • the camera may be installed / positioned / aimed to exactly image the work area of interest.
  • FIG. 1 is a schematic illustration of a magnification system/apparatus 100, according to embodiments of the present invention.
  • System 100 may comprise image pickup unit P02, image processing unit 104, image display unit 106 and optionally attaching means 108.
  • Image pickup unit (IPU) 102 may comprise at least one camera/optical sensor 102A, optionally light source 102B and spatial orientation unit (SOU) (such as gyro/accelerometer unit) 102C.
  • Power for the operation of IPU 102 may be received from a battery, a rechargeable battery, from an external power source and the like.
  • Camera 102A may be any camera that is adapted by its size, weight, optical resolution, angle of field of view (FOV), F number, and the like for the respective intended use. For example, typically enhanced resolution and enhanced frame rate performance contradict low weight and low volume/size requirements. Accordingly. An optimal selection of camera 102A should address the optimal combination of the camera’s features. Camera 102A may have spatial FOV beam l02Ab. In some embodiments the camera can be a camera such as used in endoscopes.
  • Optional light source 102B may be any suitable kind of light source, and typically high power / small dimension LED illuminator will suffice.
  • Light source 102B may have spatial illumination beam l02Bb.
  • Light source 102B may be of any suitable wavelength and intensity. In some embodiments the actual intensity may be controllable.
  • light source 102B may comprise more than one illuminating unit, as is known in the art, or may be adapted to change the wavelength of the light beam in response to a control signal. Use of illumination of different wavelengths may be beneficial, for example when system 100 is used to view objects/materials that have different light response to varying light wavelengths.
  • light source 102B is fixedly attached to camera 102A, in order to ensure that the coverage of the FOV of the camera best coincides with the coverage by the light beam of light source 102B.
  • the direction the light beam of light source 102B with respect to the direction of the FOV of camera 102A may be adjustable.
  • light source 102B may be turned on and off per demand and can be in a fixed orientation or an adjustable orientation to the camera that can be controlled by the end user.
  • light source 102B may be set to provide focused light or more scattered light on the area of interest.
  • UV light may be used in order to enlighten blackheads under the skin.
  • SOU 102C may be, or may comprise, one or more spatial orientation sensors, such as gyro or accelerometer, that may provide signals indicative of spatial state and/or spatial change of state, as is known in the art.
  • SOU 102C shall preferably be attached to camera 102 A, thereby the signals provided by SOU 102C may be referred to as indicative of the spatial state/change of state/orientation of camera 102 A.
  • SOU 102C may send location information in all three-axes of a Cartesian reference frame - vertical (x), horizontal (y) & depth (z). This three-axes based omni view is critical in order to achieve good hand-eye coordination, without experiencing loss of orientation, and eliminating the need for reference images/objects/guidelines.
  • the user can select whether to activate the SOU 102C and an image orientation software translating and adjusting of the images taken, or to not activate it and thus choose, for example, between“mirrored” display and“as-is” display. This feature allows the user various work modes fitting his exact need and personal preference.
  • IPU 102 may further comprise control and operation unit (COU) 102D, adapted to enable a user of apparatus 100 to control its operation.
  • COU 102D may comprise merely an ON/OFF switch enabling turning apparatus 100 ON or OFF, respectively.
  • COU 102D may further comprise dimming control to control the intensity of the illumination of light source 102B.
  • COU 102D may comprise camera operation control means, enabling a user to control the digital zoom the pan and the digital inclination of the line of sight (LOS) of the camera/optical sensor.
  • LOS line of sight
  • control of the parameters described above may be carried out locally within IPU 102, or control signals may be provided to processor 104 and operational signals to effect the change may be provided by processor 104 to camera 102 A and / or to light source 102B.
  • COU 102D may comprise display operation control means, enabling a user to control the manner at which the image taken by the optical sensor is displayed on display unit 106. For example setting the magnification factor and/or setting the orientation at which the object is displayed on the display.
  • IPU 102 may be attached, or attachable, to tool/instrument 100A, for example in a way that will place the operative ends of the tool (e.g. picking tips of a tweezer) substantially in the center of the field of view l02Ab of camera 102A.
  • IPU 102 may be provided with strong enough magnet unit (not shown) that may provide strong enough attachment to tool 100A made of magnet- attractive material.
  • the attachment to tool 100A may be done using vacuum cap, or the like.
  • Image processing unit 104 may be any suitable processor, controller, central processing unit (CPU) disposed with the required memory, storage unit, I/O interface unit and the like, as is known in the art.
  • Image processing unit 104 may be adapted to receive image frame signals, adapted for processing and displaying still pictures and/or video feeds representing the images captured by camera 102A. Image processing unit 104 may further be configured to receive signals from SOU 102C indicative of the momentary spatial state/orientation/change of state of camera 102 A. In some embodiments image processing unit 104 may comprise software that when executed enables a user to control / change operative parameters of IPU 102, such as magnifying factor, zoom, pan and the like. Image processing unit 104 may be embodied as a separate unit or may be embodied as part of IPU 102.
  • wire and/or wireless channels are provided between IPU 102 and image processing unit 104 to support communicating image signals, spatial state signals, illumination control signals, optionally power line (in case where the power source for IPU 102 is located in image processing unit 104).
  • Spatial state data that is processed by image processing unit 104 based on spatial state signals received from SOU 102C may be used for manipulating the image received from camera 102A and processed by unit 104.
  • the image 100C’ of the captured object 100C may be rotated in order to keep its orientation in the display steady when the tool 100A and the IPU 102 are moved or rotated.
  • Image display unit 106 may be in active communication with image processing unit 104, in order to receive image data from the processing unit and to present it on the display screen.
  • IPU 102, processing unit 104 and display unit 106 may be embodied in a single device.
  • display unit 106 may be detached from the other units and may communicate with image processing unit via wired or wireless channel(s) as is known in the art.
  • display 106 may also operate as an input unit, for example by employing a touch screen. User control commands, operation profile selection and the like may be carried out via the input means of display unit 106.
  • Display unit 106 may be connected physically to IPU 102 by means of an adjustable connecting arm 106 A, allowing aiming the face of the display 106 to a large range of spatial angles with respect to IPU 102.
  • Connecting arm 106 A may be a deformable helical tube, a semi-flexible with weak shape memory arm, and the like. Accordingly, arm 106 A may be maneuvered so as to set the direction to which the face of display 106 is aiming to meet the need or convenience of the user.
  • the display screen can be any screen capable of connect to the processing unit using standard connection types such as USB, LAN, D-Type, RJ-45, HDMI.
  • the camera can also connect to the display screen in wireless methods such as Bluetooth, Wi-Fi, LTE or any other wireless protocol.
  • System/apparatus 100 may further comprise attaching means 108, adapted to conveniently attach IPU 102 to a selected tool, in order to enable magnification of object/objects or a processing area with respect to which the selected tool is intended to be operated.
  • the attaching may rely on a small and strong piece of magnet to enable strong attachment to a magnetic materials and/or elastic strips or sticky pads, and the like.
  • FIG. 2 is a schematic illustration of a stereoscopic magnification system 200, according to embodiments of the present invention.
  • System 200 may be very similar to system 100 that was described above, with similarity of the operation and structural relations of like elements (e.g. camera 102A - cameras 202A1, 202A2, processing unit 104 - processing unit 204, etc.) with one noticeable difference- system 200 may comprise two cameras 202A1 and 202A2.
  • Cameras 202A1 and 202a@ may be disposed with their lines of sight parallel to each other and their objective lenses lie in a common plane, thereby forming stereoscopic image picking array.
  • IPU 202 may therefore provide stereoscopic images that may be utilized for creation of 3D images of the object or area being treated.
  • display unit may be the screen of a portable computing unit 230, such a smartphone, a tablet or the like.
  • the active communication channel between processing unit 104, 204 and display 106, 206 may be carried out by a USB type cable or via wireless channel such as Bluetooth wireless communication or the like.
  • portable computing unit 230 may further be utilized for controlling the operation of IPU 102 for example by executing a dedicated control application running on the portable computing unit.
  • the functions of processing unit 104, 204 may be performed by dedicated application/s executable by portable computing unit 230, as depicted by configuration 240 (Fig. 2).
  • IPU 102, 202 may be connected directly to portable computing unit 230 using universal signal and communication standard as is known in the art or using a proprietary link.
  • processing unit 104 may be embodied as part of IPU 102, 202, as depicted by configuration 250 (Fig. 2). Processed image signals may be sent to portable computing unit 230 for displaying on its screen, and control signals processed by a dedicated control application running on portable computing unit 230 may be provided by portable computing unit 230 to IPU 102, 202.
  • FIG. 3 is a flow diagram depicting a method of use of a magnification system, according to embodiments of the present invention.
  • a magnification system such as system 100 or 200 is provided and is attached (or otherwise being fixedly associated with) a working tool (step 302).
  • the magnification system is activated, i.e. turned on and aimed to a region or object of interest (step 304).
  • Images and orientation info are obtained (step 306) and the info is processed and displayed (step 308).
  • the display screen can be a monitor, a laptop computer, a smart phone or any other device that is able to present the cameras’ image.

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Abstract

La présente invention concerne un appareil de grossissement permettant d'agrandir l'image de petits objets ou d'objets délicats ou les détails visuels d'une zone de travail. L'appareil de grossissement comprend une unité de capture d'image, une unité d'affichage et un processeur. Le processeur est en communication active avec l'unité de capture d'image et avec l'unité d'affichage. Un moyen de fixation est fixé à l'unité de capture d'image et est conçu pour fixer fermement cette dernière à un outil de travail sélectionné. Le moyen de fixation est un bras de liaison réglable reliant l'affichage à l'unité de capture d'image. Le bras de liaison permet de régler la direction selon laquelle la face de l'affichage est visée par rapport à l'unité de capture d'image.
PCT/IL2019/050940 2018-08-23 2019-08-21 Système et procédé permettant d'appliquer une caméra sur un outil Ceased WO2020039441A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862721653P 2018-08-23 2018-08-23
US62/721,653 2018-08-23

Publications (1)

Publication Number Publication Date
WO2020039441A1 true WO2020039441A1 (fr) 2020-02-27

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PCT/IL2019/050940 Ceased WO2020039441A1 (fr) 2018-08-23 2019-08-21 Système et procédé permettant d'appliquer une caméra sur un outil

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204600604U (zh) * 2015-04-14 2015-09-02 于田华 一种妇科用手术镊
CN204636701U (zh) * 2015-03-29 2015-09-16 杨敬客 一种新型智能耳道清洁装置
CN204951318U (zh) * 2015-01-09 2016-01-13 范华 一种显微眼科镊
CN206080846U (zh) * 2016-07-10 2017-04-12 黄科 具有摄像头的镊子
KR200484466Y1 (ko) * 2016-07-19 2017-09-11 서영철 새치제거용 스마트폰 카메라유닛
CN207384334U (zh) * 2016-10-28 2018-05-22 魏海龙 一种口腔根管治疗专用镊子
WO2018109749A1 (fr) * 2016-12-18 2018-06-21 Medical And Education Consulting Management Group Inc. Appareil à fonctionnalité d'imagerie

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204951318U (zh) * 2015-01-09 2016-01-13 范华 一种显微眼科镊
CN204636701U (zh) * 2015-03-29 2015-09-16 杨敬客 一种新型智能耳道清洁装置
CN204600604U (zh) * 2015-04-14 2015-09-02 于田华 一种妇科用手术镊
CN206080846U (zh) * 2016-07-10 2017-04-12 黄科 具有摄像头的镊子
KR200484466Y1 (ko) * 2016-07-19 2017-09-11 서영철 새치제거용 스마트폰 카메라유닛
CN207384334U (zh) * 2016-10-28 2018-05-22 魏海龙 一种口腔根管治疗专用镊子
WO2018109749A1 (fr) * 2016-12-18 2018-06-21 Medical And Education Consulting Management Group Inc. Appareil à fonctionnalité d'imagerie

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