WO2020183116A1 - Dispositif d'examen d'une zone capillaire - Google Patents
Dispositif d'examen d'une zone capillaire Download PDFInfo
- Publication number
- WO2020183116A1 WO2020183116A1 PCT/FR2020/050533 FR2020050533W WO2020183116A1 WO 2020183116 A1 WO2020183116 A1 WO 2020183116A1 FR 2020050533 W FR2020050533 W FR 2020050533W WO 2020183116 A1 WO2020183116 A1 WO 2020183116A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- finger
- housing
- microscope
- cavity
- support
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6825—Hand
- A61B5/6826—Finger
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0062—Arrangements for scanning
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0071—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by measuring fluorescence emission
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
- A61B5/449—Nail evaluation, e.g. for nail disorder diagnosis
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/06—Means for illuminating specimens
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/24—Base structure
- G02B21/26—Stages; Adjusting means therefor
Definitions
- the invention relates to a device for examining an area of the skin of a finger comprising blood capillaries, more specifically a device for examining by capillaroscopy allowing in-depth analysis of the capillaries to detect vascular anomalies.
- Capillaries are small blood vessels which can be analyzed in particular at the level of the skin around the nail. In fact, the skin is very thin in the periungual area at the level of the nail cuticle.
- the capillaroscope is an instrument that allows doctors to perform a capillary examination, also called a capillaroscopy.
- the capillaroscope makes it possible to examine a certain number of parameters such as visualizing the morphology of the capillaries, the capillary density at the level of the periphery of the nail, the presence of edema or hemorrhages, avascular zones or an architectural disorganization. .
- the doctors can make a diagnosis to find out in particular whether there is a vascular anomaly linked to the secondary Raynaud's phenomenon, which is a first manifestation of scleroderma.
- the device generally includes a frame on which are mounted the microscope, the light source and a stage on which the patient puts his finger next to the exit of the optical lens of the microscope.
- Such a device is generally very difficult to use because the doctor has to keep the microscope in contact with the patient's finger without moving it during the shooting while keeping the patient's finger in position during the examination.
- the surface of the capillary area to be examined namely the surface of the cuticle, exhibits a slight curvature.
- the doctor moves the microscope or the patient's finger to perform the examination from one edge of the cuticle to the other, it is necessary to focus the microscope because of the associated defocus. to the variation of the optical distance between the optical means of the microscope and the point of observation of the surface of the zone examination due to the presence of the curvature.
- the invention aims to remedy the drawbacks of the prior art described above.
- the present invention aims to provide a portable examination device and low manufacturing cost, allowing the doctor to perform the focus of the microscope and the angular displacement of the microscope relative to the surface of observation with one hand, while allowing the immobilization of the finger and offering high quality images with a spatial resolution between 2 and 15 pm.
- a device for examining a capillary zone of the skin of a finger comprising:
- a support comprising a housing for receiving said finger, said housing comprising an opening positioned facing the microscope;
- said microscope being rotatably mounted on the support around a main axis of the finger so as to sweep the capillary zone from one edge to the other of said finger;
- the immobilization means being configured so as to adjust the dimension of the housing with respect to the shape of the finger to immobilize the finger in said housing without exerting pressure on the finger.
- the immobilization means are configured to immobilize said finger in the housing without compressing it, in particular without compressing it in the three directions X, Y and Z.
- the immobilization means make it possible to prevent the finger from moving in the housing, without exerting pressure on the finger, pressure which would cause deformation of the skin of the finger.
- the present invention makes it possible to immobilize the finger, and therefore to immobilize the observation zone by freeing itself from uncontrolled movements of the patient, the immobilization taking place in the three directions X , Y and Z, without exerting pressure on the skin of the finger, which contributes to obtaining quality images.
- the immobilizing means are configured to immobilize said finger by its upper and lower surfaces and by its side surfaces.
- the microscope is mounted on an arm, one end of said arm being rotatably mounted on the support around the main axis of the finger so that the microscope can perform a scan of the capillary area from edge to edge. other of said finger.
- the support comprises a fixed base comprising a cavity, a movable part arranged in the cavity, said movable part being adapted to be moved between a first position in which it forms in the space of the cavity a housing having an adjusted dimension for the insertion of the finger and a second position in which it forms in the space of the cavity a housing having a dimension adjusted to immobilize the finger in the housing without exerting pressure on the finger.
- the housing has a surface intended to match the shape of the finger when the finger is immobilized in the housing.
- the device further comprises a stop element arranged in the housing so as to form a bearing surface for one end of the finger along the main axis when the finger is positioned in the accommodation.
- the light source is arranged so as to provide grazing lighting on the capillary zone.
- the device further comprises a polarizer and an analyzer disposed on the optical path between the light source and the microscope to suppress parasitic reflections.
- the device further comprises at least one optical band-pass filter intended to eliminate a red component of the image obtained by the microscope.
- FIG. 1 is a perspective view of a device for examining a capillary area of a finger according to one embodiment of the invention
- FIG. 2 is an enlarged perspective view of the holder of the examination device of FIG. 1.
- FIG. 3 is an enlarged perspective view of the holder of the examination device of FIG. 1.
- FIG. 3 is a sectional view of the device of Figure 1 along a sectional plane A-A of Figure 1;
- FIG. 4 is a perspective view from the rear face of the device of FIG. 1;
- FIG. 5 is an enlarged view of the upper plate with the light source of the device of FIG. 1;
- FIG. 6 is a perspective view of the examination device of Figure 1 equipped with a camera inserted into an optical microscope.
- the terms "upper”, “lower” and their derivatives relate to locations of elements or parts of elements of the examination device as positioned in use.
- FIG. 1 of the present application there is schematically shown a perspective view of an examination device 1 of a capillary zone of the skin of a finger having a main axis.
- the device of the present invention is particularly suitable for the examination of a capillary zone at the level of the nail of a finger.
- the examination device is arranged in an orthonormal XYZ frame, the Z-Z axis being oriented in the vertical direction, and the plane (XY) corresponding to a horizontal plane.
- the device comprises an optical microscope 2 mounted on a microscope arm 3 which extends along a vertical axis ZZ, a light source 6 intended to illuminate a capillary zone and a support 4.
- a microscope arm 3 which extends along a vertical axis ZZ
- a light source 6 intended to illuminate a capillary zone
- a support 4 a support 4
- the main axis of the finger is aligned along a YY axis.
- the microscope 2 is equipped with a camera 10 which transmits the images to a display screen by appropriate wired or wireless means. The camera is inserted into the optical tube of the microscope.
- the support 4 comprises a fixed base 41 comprising a cavity 42 having a profile in the form of an inverted “T”. Specifically, the cavity is formed by a first part 42A, the base of "T” which extends in a plane (XY) and a second part 42B, the central core of "T” oriented along the Z-Z axis.
- the cavity is not limited only to this geometric shape.
- the first part 42A of the cavity 42 is formed in a first part 44 having a parallelepipedal shape elongated substantially in the X-X direction.
- the first part 44 comprises two perforated side walls 44L, a rear wall 44A, a perforated front wall 44AA, an upper wall 44S and a lower wall 44I.
- the second part 42B of the cavity 42 is formed in a second part 45 having an elongated shape substantially in the Y-Y direction.
- the second part 45 has an inverted U section with a bottom 45F disposed in the plane (XY) and two side branches 45L extending in the plane (YZ) and a rear wall 45A.
- the second part 45 is disposed substantially in the center of the upper wall 44S of the first part 44.
- the fixed base 41 may be a single piece machined or obtained by 3D printing. According to a variant, the fixed base 41 is formed from two separate parts 44, 45 assembled together to form the inverted T-shaped cavity. The fixed base 41 further comprises stabilization means in order to prevent any unwanted displacement of the microscope during the examination.
- the first part 44 can be ballasted.
- the lower wall of the first part 44 can be equipped with adhesion means such as suction cups or adhesive elements.
- the examination device comprises a movable part 43 having an inverted T-shaped profile configured to be disposed in the cavity 42.
- the movable part 43 is not limited to this geometric shape.
- the movable part 43 comprises a first part 43A which extends in a plane (XY) and a second part 43B oriented along the ZZ axis.
- the mobile part 43 is arranged in the cavity 42 so that the upper face 43BS of the second part 43B of the movable part 43 and the inner wall of the bottom 45F of the cavity 42 define a housing 7 intended to receive the finger.
- the upper face 43BS of the second part 43B of the moving part has a bearing surface on which the patient's finger is positioned.
- the housing 7 has an elongated shape comprising a main axis oriented along the YY axis.
- the second part 43B is held in suspension within the cavity 42 by means of the first part 43A of the moving part.
- the latter has two ends assembled at the ends of the lower wall 44I of the first part 44 of the fixed base 41 by clamping means 20, 21.
- the two parts 43A and 43B of the moving part are two separate parts and the second part 43B is slidably mounted relative to the first part 43A.
- the second part 43B is slidably mounted relative to the first part 43A.
- the device comprises movement means 20, 21 which make it possible to move the movable part 43 in the cavity 42 between a first position and a second position.
- the upper face 43BS of the second part 43B of the mobile part 43 and the inner wall of the bottom 45F of the second part 45 of the fixed base 41 define a housing 7 having a dimension suitable for the insertion of the one of the patient's fingers.
- the upper face 43BS of the second part 43B of the mobile part 43 and the inner wall of the bottom 45F of the second part 45 of the fixed base define a housing 7 having a dimension suitable for locking the finger in the housing. 7.
- the finger is immobilized against the inner wall of the bottom 45F of the second part 45 of the fixed base 45 without being compressed.
- the movement of the movable part 43 in the cavity 42 is carried out along the ZZ axis.
- the displacement means are formed by the clamping means 20, 21 arranged on either side of the housing 7.
- the movable part 43 can be moved by pneumatic means.
- the pneumatic means comprises for example a bearing inflatable placed in the cavity 42A of the fixed base 41 of the device; pressurization of the pad could be triggered once the patient's finger is correctly positioned in the housing. It is automatically adjusted to have a level of compression to immobilize the finger in the housing.
- the housing 7 formed has a section profile substantially in the shape of an inverted "U” with a substantially rounded bottom so as to be able to come to match the anatomical shape of the upper part of the finger when the latter is in the position of bearing against the inner wall of the bottom 45F of the second part 45 of the fixed base 41.
- the finger is thus immobilized in the housing 7 in the ZZ direction, by its upper surface resting against the inner wall of the bottom 45F of the second part of the fixed base 45 and its lower surface resting against the upper face 43BS of the second part 43B of the movable part 43.
- the finger In the direction XX, the finger is blocked by the two interior walls of the two lateral branches 45L of “U” of the housing 7 formed in the second part 45 of the fixed base 41, the finger is thus immobilized by its side surfaces.
- the device further comprises a plate 9 which extends in the plane (XY) and which is fixed on the bottom 45F of the second part 45 of the fixed base. It has an upper face 91 oriented towards the microscope 2 with an opening 92 which communicates with the housing 7. Thus the microscope 2 can come and observe the capillary zone of the skin of the finger through the opening 92.
- the plate 9 and the fixed base 41 form a single piece.
- the plate 9 is a separate part which is fixed to the bottom 45F of the fixed base 41 by conventional fixing means.
- the upper wall 44S of the first part 44 of the fixed base 41 comprises two flanges 44G, 44D arranged relative to the housing 7 so that the fingers juxtaposing the finger to be examined can be placed without effort during the phase d 'exam.
- the device comprises a stop element 5 inserted into the housing 7 by the rear wall 45A of the second part 45 of the fixed base 41 via a hole.
- the stopper member includes a head 51 and an elongated body 52 inserted into the hole.
- the lateral end of the elongated body has a bearing surface 53 for the end of the finger when the latter is inserted into the housing 7.
- the stop element is formed by a clamping means and the positioning of the locking element. stopper can be adjusted in the housing 7 by screwing by moving it in the YY direction. The finger is thus also blocked in the YY direction.
- the examination device comprises a microscope arm 3 having a lower end 31 rotatably mounted on the support 4 by appropriate pivot connection means. More specifically, the arm is rotated in a plane (XZ) around an axis of rotation YY which is the main axis of the finger so that the microscope can come to image the capillary area from an edge of the finger to the another following the curvature of the finger without moving the finger which is immobilized in the housing 7 during the examination.
- the movement of the arm around the Y-Y axis of rotation can be continuous or step by step.
- the arm can be moved between -15 ° and + 15 ° relative to the Z-Z axis around the axis of rotation.
- the angular displacement is represented by a double arrow F in FIG. 4.
- the microscope can take three positions to take 3 images: an image in the center and an image at each edge of the finger.
- the device comprises two stops 32D, 32G arranged respectively to the right and to the left of the lower end 31 of the arm 3 and arranged on the rear wall 45A of the second part 45 of the fixed base 41 to fix the two angular positions of the arm. on either side of the ZZ axis.
- the two stops are arranged so that the arm can move away from the central position by a maximum angle of between 10-15 ° on each side.
- the rotation of the arm therefore always makes it possible to place the optical axis of the microscope perpendicular to the surface of the capillary zone of the skin of the finger to be observed and this regardless of the curvature of the surface to be examined. In this way, it is possible to image both the center and both edges of the cuticle without moving the finger to be examined.
- the pivot connection means provided at the end 31 of the arm 3 are conventional means. They may include an axis of rotation which protrudes from the rear wall 45A of the second part around which is mounted in rotation the lower end 31 of the arm. Standard mechanical marks arranged on the arm 3 and on the upper face 91 of the plate 9 make it possible to position the arm 3 in a vertical position.
- the microscope 2 is attached to the arm 3 with the optical axis of the microscope extending parallel to the axis of the arm.
- the outer wall 22 of the microscope forms a focusing ring for the optical objective and the microscope camera.
- the doctor can therefore with only one hand move the arm relative to the axis of rotation YY to the desired angular position and carry out the focusing of the microscope which consists in rotating the microscope around the axis ZZ to achieve a vertical displacement along the line.
- ZZ axis of the optical lens is attached to the arm 3 with the optical axis of the microscope extending parallel to the axis of the arm.
- the outer wall 22 of the microscope forms a focusing ring for the optical objective and the microscope camera.
- the doctor can therefore with only one hand move the arm relative to the axis of rotation YY to the desired angular position and carry out the focusing of the microscope which consists in rotating the microscope around the axis ZZ to achieve a vertical displacement along the line.
- the examination device comprises a light source 6 intended to illuminate the capillary area of the skin of the finger to be examined.
- the light source comprises for example a plurality of light-emitting diodes (LEDs) 61.
- the LEDs include LEDs of various colors, for example blue and green so as to eliminate the red component.
- the LEDs emit white light.
- the light source comprises an optical band pass filter which is arranged in the path of the incident optical beam emitted by the LEDs or in front of the optics of the microscope to eliminate the red component. The elimination of the red component advantageously makes it possible to enhance the contrast of the capillaries in the image.
- the light source is a laser source suitable for carrying out analyzes of fluorinated labeling by fluorescence microscopy.
- the light source is suitable for performing any other type of marker analysis.
- the light source comprises at least one row of aligned LEDs.
- the row extends along the axis XX at an edge of the opening 92 of the upper plate 9 so that the overall incident beam provided by the LEDs is oriented in the direction of the main axis of the finger.
- the row of LEDs is arranged with respect to the surface of the capillary zone of the finger so as to generate grazing lighting on the surface of the examination area to suppress parasitic reflections.
- a second row of LEDs can be arranged parallel to the first and on an opposite edge of the opening 92.
- the device comprises a polarizer and an analyzer arranged on the optical path between the light source and the microscope to eliminate parasitic reflections.
- the polarizer is placed between the beam emitted by the LEDs and the examination area.
- the analyzer is placed between the beam reflected from the examination area and the microscope.
- the device comprises a support 8 intended to receive the two rows of LEDs 61.
- the support consists of four bars 81, 82, 83, 84 forming a frame intended to frame the opening 92 when the support 8 is fixed on the upper face 91 of the plate 9, with two bars 81, 84 oriented along the YY axis and two bars 82, 83 oriented along the XX axis.
- Each of the bars 82, 83 oriented along the X-X axis has a substantially inclined surface 82A oriented towards the examination capillary area and provided with a row of LEDs.
- the support 8 is fixed to the plate 9 using four conventional fastening means 85.
- the height (H) represented by a double arrow in Figure 1 of the base is defined so that the wrist of the hand to be examined is placed on the surface on which the fixed base is placed. .
- this ergonomic position makes it possible not to induce tension in the finger to be examined which may distort the results of the capillary examination.
- the examination device of the present invention is configured to receive other examination modules such as modules for measuring sugar level, oxygen, heart rate or lactate.
- the invention can be applied for any field where it is necessary to perform an examination by capillaroscopy.
- the present invention is particularly suitable for examining the capillary zone at the level of the cuticle.
- the invention is not limited to the examples described above; characteristics of the examples illustrated can in particular be combined with each other within variants not illustrated.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20726191.8A EP3937779A1 (fr) | 2019-03-14 | 2020-03-13 | Dispositif d'examen d'une zone capillaire |
JP2021555579A JP2022525219A (ja) | 2019-03-14 | 2020-03-13 | 毛細管区域を検査するためのデバイス |
US17/438,838 US20220151559A1 (en) | 2019-03-14 | 2020-03-13 | Device for examining a capillary area |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1902599A FR3093635B1 (fr) | 2019-03-14 | 2019-03-14 | Dispositif d’examen d’une zone capillaire |
FR1902599 | 2019-03-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2020183116A1 true WO2020183116A1 (fr) | 2020-09-17 |
Family
ID=66776636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2020/050533 WO2020183116A1 (fr) | 2019-03-14 | 2020-03-13 | Dispositif d'examen d'une zone capillaire |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220151559A1 (fr) |
EP (1) | EP3937779A1 (fr) |
JP (1) | JP2022525219A (fr) |
FR (1) | FR3093635B1 (fr) |
WO (1) | WO2020183116A1 (fr) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993007522A1 (fr) * | 1991-10-11 | 1993-04-15 | L'oreal | Appareil pour observer in vivo la structure microscopique de la peau ou d'un tissu similaire |
DE9412432U1 (de) * | 1994-08-02 | 1994-10-13 | Bohnenberger Gernot | Präzisionsfingerhalter zur dynamischen Kapillarmikroskopie am Nagelfalz |
RU2294689C2 (ru) * | 2005-05-18 | 2007-03-10 | Юрий Ильич Гурфинкель | Устройство для неинвазивного мониторирования динамических характеристик капилляров и капиллярного кровотока |
US20080119700A1 (en) * | 2006-11-20 | 2008-05-22 | Degould Michael D | Hand and Digit Immobilizer for Pulse Oximeter |
US20100149519A1 (en) * | 2008-06-12 | 2010-06-17 | Mehrdad Toofan | Polarization contrast imager (pci) |
WO2013023037A2 (fr) * | 2011-08-09 | 2013-02-14 | Lemm Technologies, Llc | Dispositif et procédé de mesure d'un analyte sous l'ongle |
US20150297098A1 (en) * | 2012-11-23 | 2015-10-22 | Cardiobionica SAGL | Method and Device for Assessing the Risk of Cardiovascular Complications |
US9984277B2 (en) * | 2014-11-24 | 2018-05-29 | Massachusetts Institute Of Technology | Systems, apparatus, and methods for analyzing blood cell dynamics |
-
2019
- 2019-03-14 FR FR1902599A patent/FR3093635B1/fr not_active Expired - Fee Related
-
2020
- 2020-03-13 JP JP2021555579A patent/JP2022525219A/ja active Pending
- 2020-03-13 WO PCT/FR2020/050533 patent/WO2020183116A1/fr active Application Filing
- 2020-03-13 EP EP20726191.8A patent/EP3937779A1/fr not_active Withdrawn
- 2020-03-13 US US17/438,838 patent/US20220151559A1/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993007522A1 (fr) * | 1991-10-11 | 1993-04-15 | L'oreal | Appareil pour observer in vivo la structure microscopique de la peau ou d'un tissu similaire |
DE9412432U1 (de) * | 1994-08-02 | 1994-10-13 | Bohnenberger Gernot | Präzisionsfingerhalter zur dynamischen Kapillarmikroskopie am Nagelfalz |
RU2294689C2 (ru) * | 2005-05-18 | 2007-03-10 | Юрий Ильич Гурфинкель | Устройство для неинвазивного мониторирования динамических характеристик капилляров и капиллярного кровотока |
US20080119700A1 (en) * | 2006-11-20 | 2008-05-22 | Degould Michael D | Hand and Digit Immobilizer for Pulse Oximeter |
US20100149519A1 (en) * | 2008-06-12 | 2010-06-17 | Mehrdad Toofan | Polarization contrast imager (pci) |
WO2013023037A2 (fr) * | 2011-08-09 | 2013-02-14 | Lemm Technologies, Llc | Dispositif et procédé de mesure d'un analyte sous l'ongle |
US20150297098A1 (en) * | 2012-11-23 | 2015-10-22 | Cardiobionica SAGL | Method and Device for Assessing the Risk of Cardiovascular Complications |
US9984277B2 (en) * | 2014-11-24 | 2018-05-29 | Massachusetts Institute Of Technology | Systems, apparatus, and methods for analyzing blood cell dynamics |
Non-Patent Citations (1)
Title |
---|
GOKO IMAGING DEVICES CO. ET AL: "2-ways-to-use Video Capillaroscope GOKO Bscan-Z | Digital and Video Microscopes | GOKO Imaging Devices Co., Ltd. | Imaging Products", 28 January 2019 (2019-01-28), XP055709741, Retrieved from the Internet <URL:http://web.archive.org/web/20190128131858/https://www.gokocamera.com/english/ev/bscan-z.php> [retrieved on 20200629] * |
Also Published As
Publication number | Publication date |
---|---|
US20220151559A1 (en) | 2022-05-19 |
JP2022525219A (ja) | 2022-05-11 |
EP3937779A1 (fr) | 2022-01-19 |
FR3093635B1 (fr) | 2022-04-08 |
FR3093635A1 (fr) | 2020-09-18 |
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