WO2016047772A1 - 画像診断プローブ - Google Patents
画像診断プローブ Download PDFInfo
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- WO2016047772A1 WO2016047772A1 PCT/JP2015/077171 JP2015077171W WO2016047772A1 WO 2016047772 A1 WO2016047772 A1 WO 2016047772A1 JP 2015077171 W JP2015077171 W JP 2015077171W WO 2016047772 A1 WO2016047772 A1 WO 2016047772A1
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- reception unit
- drive shaft
- ultrasonic
- ultrasonic transmission
- transmission
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4416—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to combined acquisition of different diagnostic modalities, e.g. combination of ultrasound and X-ray acquisitions
-
- 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
- A61B1/07—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 using light-conductive means, e.g. optical fibres
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room
- A61B5/0035—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room adapted for acquisition of images from more than one imaging mode, e.g. combining MRI and optical tomography
-
- 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
- A61B5/0066—Optical coherence imaging
-
- 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
- A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
- A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7271—Specific aspects of physiological measurement analysis
- A61B5/7282—Event detection, e.g. detecting unique waveforms indicative of a medical condition
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0891—Detecting organic movements or changes, e.g. tumours, cysts, swellings for diagnosis of blood vessels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
- A61B8/445—Details of catheter construction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/5215—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data
- A61B8/5223—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data for extracting a diagnostic or physiological parameter from medical diagnostic data
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/5215—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data
- A61B8/5238—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data for combining image data of patient, e.g. merging several images from different acquisition modes into one image
- A61B8/5261—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data for combining image data of patient, e.g. merging several images from different acquisition modes into one image combining images from different diagnostic modalities, e.g. ultrasound and X-ray
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/06—Arrangements of multiple sensors of different types
Definitions
- the present invention relates to a diagnostic imaging probe used for diagnosis of a living body lumen such as a blood vessel.
- ultrasound or light is used to observe the nature of the lesion or the condition after treatment.
- a diagnostic catheter for acquiring a tomographic image in a living body lumen is used.
- IVUS IntraVascular Ultra Sound
- a rotatable imaging core having an ultrasonic transducer is provided at the distal end of the insertion portion, and extends from the imaging core to the driving portion on the hand side.
- a rotary scan radial scan is performed via a drive shaft or the like.
- OCT optical coherence tomography
- an imaging core in which an optical transmission / reception unit is attached to the tip of an optical fiber, from the imaging core to the driving unit on the hand side. Rotate via an extended drive shaft or the like. While rotating the imaging core, near-infrared light is emitted from the optical transmission / reception unit at the distal end to the blood vessel lumen, and reflected light from the living tissue is received to perform radial scanning in the blood vessel.
- a blood vessel cross-sectional image is drawn based on interference light generated by causing interference between the received reflected light and reference light.
- OCT provides high-resolution images, but only images from the vascular lumen surface to a relatively shallow tissue can be obtained.
- the image resolution obtained is lower than that of OCT, but conversely, an image of vascular tissue deeper than that of OCT can be obtained. Therefore, recently, an image diagnostic apparatus having an imaging core that combines an IVUS function and an OCT function (image diagnosis including an ultrasonic transmission / reception unit capable of transmitting / receiving ultrasonic waves and an optical transmission / reception unit capable of transmitting / receiving light). Device) has been proposed (see Patent Document 1).
- a lens for OCT is arranged at a position close to the drive shaft, and an ultrasonic transducer for IVUS is arranged at a far position.
- solder bonding material
- solder may scatter and adhere to a lens located near the end of the ultrasonic transducer during soldering.
- it is easily affected by the heat of solder and iron during soldering.
- the upper limit of the size of the lens to be mounted becomes severe considering the scattering of solder, the influence of heat during soldering, and the space for wiring.
- the present invention has been made in view of the above problems, and an object of the present invention is to provide a technique for reducing adverse effects on the performance of a lens due to scattering of a bonding material and heat during bonding.
- the diagnostic imaging probe according to the present invention has the following configuration. That is, An imaging diagnostic probe having an imaging core having a drive shaft including an optical fiber and a signal line therein, An optical transceiver provided at one end of the optical fiber; An ultrasonic transmission / reception unit joined to the signal line, The optical transmission / reception unit is disposed on the distal end side of the imaging core with respect to the ultrasonic transmission / reception unit, The direction of emission of ultrasonic waves from the ultrasonic transmission / reception unit and the direction of emission of light from the optical transmission / reception unit are substantially parallel and tilted toward the base end of the drive shaft with respect to the direction orthogonal to the drive shaft. It is characterized by being.
- FIG. 1 is a diagram illustrating an external configuration of an image diagnostic apparatus according to an embodiment of the present invention. It is a figure which shows an example of the structure of the catheter which accommodates the imaging core which concerns on one Embodiment of this invention, and the said imaging core. It is a figure which shows the modification of the structure of the imaging core which concerns on one Embodiment of this invention.
- FIG. 1 is a diagram showing an external configuration of an image diagnostic apparatus 100 according to an embodiment of the present invention.
- the diagnostic imaging apparatus 100 according to the present embodiment has an IVUS function and an OCT function.
- the diagnostic imaging apparatus 100 includes an diagnostic imaging probe 101, a scanner and pullback unit 102, and an operation control device 103.
- the scanner and pullback unit 102 and the operation control device 103 include a connector 105. Via a cable 104 containing a signal line or an optical fiber.
- the diagnostic imaging probe 101 is directly inserted into a blood vessel, and transmits an ultrasonic wave based on a pulse signal and receives a reflected wave from the blood vessel, and transmitted light (measurement). And a light transmitting / receiving unit that continuously receives reflected light from within the blood vessel, and a catheter that houses an imaging core is inserted therein. In the diagnostic imaging apparatus 100, the state inside the blood vessel is measured by using the imaging core.
- the scanner and the pullback unit 102 are detachably attached to the diagnostic imaging probe 101, and operate the imaging core in the axial direction of the blood vessel in the diagnostic imaging probe 101 inserted into the catheter sheath by driving a built-in motor. It defines the operation in the direction of rotation.
- the scanner and pullback unit 102 acquires the reflected wave signal received by the ultrasonic transmission / reception unit in the imaging core and the reflected light received by the optical transmission / reception unit, and transmits them to the operation control device 103.
- the operation control device 103 has a function for inputting various set values and a function for processing ultrasonic data and optical interference data obtained by the measurement and displaying various blood vessel images when performing the measurement.
- 111 is a main body control unit.
- the main body control unit 111 generates line data from an ultrasonic reflected wave signal obtained by measurement, and generates an ultrasonic tomogram through interpolation processing. Further, the main body control unit 111 generates interference light data by causing interference between reflected light from the imaging core and reference light obtained by separating light from the light source, and based on the interference light data Line data is generated, and a tomographic image based on optical interference is generated through interpolation processing.
- Reference numeral 111-1 is a printer and a DVD recorder, which prints the processing results in the main body control unit 111 or stores them as data.
- Reference numeral 112 denotes an operation panel, and the user inputs various setting values and instructions via the operation panel 112.
- Reference numeral 113 denotes an LCD monitor as a display device, which displays various tomographic images generated by the main body control unit 111.
- Reference numeral 114 denotes a mouse as a pointing device (coordinate input device).
- FIG. 2 is a catheter in this embodiment.
- the catheter 200 corresponds to the diagnostic imaging probe 101 in FIG.
- An injection port 220 for injecting a transparent liquid (such as physiological saline) into the catheter sheath 230 is provided in the vicinity of the rear end (end connected to the pullback portion 102) of the catheter 200.
- the catheter sheath 230 of the catheter 200 is made of a transparent material, and accommodates an imaging core 210 that is rotatable and movable along the catheter 200.
- the imaging core 210 includes a drive shaft 2104, and a housing 2103 is provided at one end of the drive shaft 2104.
- the housing 2103 accommodates the ultrasonic transmission / reception unit 2101 and the optical transmission / reception unit 2102.
- the ultrasonic transmission / reception unit 2101 is supported by a backing member 2107.
- the housing 2103 is supported by the drive shaft 2104.
- the drive shaft 2104 is a material that is flexible and can transmit rotation well.
- the drive shaft 2104 includes a multi-layered close contact coil made of a metal wire such as stainless steel.
- a signal line 2105 and an optical fiber 2106 are accommodated inside the drive shaft 2104.
- the end of the signal line 2105 is joined to the electrode 2112 of the ultrasonic transmission / reception unit 2101 on the backing member 2107 by soldering (solder 2113).
- soldering solder 2113
- the electrode 2112 is an electrode connected to an ultrasonic transducer constituting the ultrasonic transmission / reception unit 2101.
- the signal line 2105 and the electrode 2112 of the ultrasonic transmission / reception unit 2101 are joined at one end of the ultrasonic transmission / reception unit 2101 and at one end far from the optical transmission / reception unit 2102.
- the backing member 2107 has a groove 2107a for allowing the optical fiber 2106 to pass therethrough. Thereby, the diameter of the imaging core 210 can be formed small.
- the housing 2103 is a cylindrical metal pipe, and has a notch in part.
- the ultrasonic transmission / reception unit 2101 and the optical transmission / reception unit 2102 transmit and receive ultrasonic waves and light through the notch.
- the ultrasonic transmission / reception unit 2101 emits an ultrasonic wave toward an arrow 2108a shown in the figure in accordance with a pulse signal applied from the signal line 2105, detects a reflected wave from the vascular tissue indicated by an arrow 2108b, and outputs it as an electric signal. To the signal line 2105.
- the optical transmission / reception unit 2102 is provided at the end of the optical fiber 2106 and has a hemispherical shape obtained by cutting the sphere at an angle of approximately 45 degrees with respect to the vertical plane in FIG. ing. Further, the light transmitting / receiving unit 2102 has a hemispherical shape, and also has a lens function.
- the light supplied via the optical fiber 2106 is reflected by the mirror unit and emitted toward the vascular tissue along the arrow 2109a shown in the drawing. Then, the reflected light from the vascular tissue indicated by the arrow 2109b shown in the figure is received, reflected by the mirror portion, and returned to the optical fiber 2106.
- the drive shaft 2104 rotates along the arrow 2110 and moves along the arrow 2111 in accordance with the driving of the radial scanning motor of the pullback unit 102.
- the ultrasonic transmission / reception unit 2101 and the optical transmission / reception unit 2102 accommodated in the housing 2103 rotate and move in the axial direction, emission of ultrasonic waves and detection of reflected waves, as well as emission of light and its The reflected light is detected.
- the groove 2107 a for allowing the optical fiber 2106 to pass is formed in the backing member 2107, but the central axis of the optical fiber 2106 is separated from the central axis of the drive shaft 2104 as shown in FIG. 3.
- the ultrasonic transmission / reception unit 2101 is arranged on the drive shaft 2104 side, and the optical transmission / reception unit 2102 is arranged on the distal end side.
- the distance between the electrode 2112 and the optical transmission / reception unit 2102 can be increased. Therefore, it is possible to reduce the influence on the lens performance of the optical transmission / reception unit 2102 due to the scattering of solder at the time of manufacture and the heat at the time of soldering.
- the signal line 2105 does not extend into the space of the cutout portion, the space can be used effectively, and the size of the lens of the optical transmission / reception unit 2102 can be increased.
- FIG. 4 is a diagram for explaining a problem when the ultrasonic transmission / reception unit 2101 is arranged on the distal end side of the catheter and the optical transmission / reception unit 2102 is arranged on the drive shaft 2104 side.
- the corner 401 in FIG. 4 can be an obstacle for light emitted from the optical transceiver 2102.
- the optical transmission / reception unit 2102 is moved to the ultrasonic transmission / reception unit 2101 side, the distance to the electrode 2112 becomes short, which is not only easy to be affected by soldering but also difficult to solder itself. .
- FIGS. 5A and 5B are diagrams showing the relationship between the direction of emission of ultrasonic waves from the ultrasonic transmission / reception unit 2101 and the direction of emission of light from the optical transmission / reception unit 2102.
- 5A shows a case where the respective emission directions cross in the conventional configuration example of FIG. 4
- FIG. 5B shows a case where the respective emission directions are parallel in the configuration example according to the embodiment of the present invention of FIG. ing.
- Even when the emission directions cross as shown in FIG. 5A an image of the IVUS observation cross section and an image of the OCT observation cross section can be acquired.
- the emission direction of ultrasonic waves and the emission direction of light are different, it is difficult to obtain an image of an IVUS observation cross section and an image of an OCT observation cross section for substantially the same cross section.
- the emission direction is substantially parallel as shown in FIG. 5B, it is possible to always obtain substantially parallel images at regular intervals.
- FIGS. 6A and 6B are explanatory diagrams of the influence on the electrode 2112 due to the emission direction of light from the ultrasonic transmission / reception unit 2101.
- 6A shows the case of backward emission (arrow 601) in the configuration example according to the embodiment of the present invention of FIG. 2
- FIG. 6B shows the case of forward emission (arrow 602) in the conventional configuration example of FIG. Show.
- the backward emission is an emission in which the emission direction of light from the ultrasonic transmission / reception unit 2101 is inclined toward the drive shaft 2104 side from the direction orthogonal to the drive shaft 2104.
- the forward emission is an emission in which the emission direction of light from the ultrasonic transmission / reception unit 2101 is inclined from the direction orthogonal to the drive shaft 2104 to the catheter distal end side.
- the exposure to the notch space of the wiring of the signal line 2105 increases. Space can be used effectively. Further, when the forward emission is performed, the electrode 2112 is easily loaded, the soldering joint strength is reduced, and the solder 2113 is detached to easily break the sensor. Therefore, the backward emission is also suitable from this viewpoint.
- the intensity of the reflected wave and reflected light from the catheter sheath 230 is mainly strong and affects the acquired tomographic image. It is desirable that the light is emitted shifted from the vertical direction. 6A and 6B are described on the assumption of the configuration example of FIG. 4, but even in the configuration examples of FIGS. 2 and 3, the exposure of the signal line 2105 to the notch space is not Although the number is reduced, the forward emission is also desirable because the electrode 2112 is likely to be loaded when the forward emission is used.
- the diagnostic imaging probe 101 is an diagnostic imaging probe 101 including the imaging core 210 having the drive shaft 2104 that includes the optical fiber 2106 and the signal line 2105 therein, and includes an optical fiber.
- 2106 includes an optical transmission / reception unit 2102 provided at one end and an ultrasonic transmission / reception unit 2101 joined to the signal line 2105, and the optical transmission / reception unit 2102 is disposed on the distal end side of the imaging core 210 with respect to the ultrasonic transmission / reception unit 2101.
- the emission direction of the ultrasonic wave from the ultrasonic transmission / reception unit 2101 and the emission direction of the light from the optical transmission / reception unit 2102 are substantially parallel to the base end side of the drive shaft 2104 with respect to the direction orthogonal to the drive shaft 2104. It is a direction (backward emission) inclined to the side where the drive shaft 2104 exists.
- the arrangement relationship between the ultrasonic transmission / reception unit 2101 and the optical transmission / reception unit 2102 is configured as in the example of FIG. 2 or FIG.
- the influence of the heat on the lens performance can be reduced.
- FIG. 5B and the like it is possible to effectively utilize the space and improve the bonding strength by using the backward emission.
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Abstract
Description
光ファイバ及び信号線を内部に含む駆動シャフトを有するイメージングコアを備えた画像診断プローブであって、
前記光ファイバの一端に設けられた光送受信部と、
前記信号線と接合された超音波送受信部とを備え、
前記光送受信部は、前記超音波送受信部に対して前記イメージングコアの先端側に配置されており、
前記超音波送受信部からの超音波の出射方向と、前記光送受信部からの光の出射方向とは、略平行且つ前記駆動シャフトと直交する方向よりも前記駆動シャフトの基端に傾いた方向であることを特徴とする。
Claims (6)
- 光ファイバ及び信号線を内部に含む駆動シャフトを有するイメージングコアを備えた画像診断プローブであって、
前記光ファイバの一端に設けられた光送受信部と、
前記信号線と接合された超音波送受信部とを備え、
前記光送受信部は、前記超音波送受信部に対して前記イメージングコアの先端側に配置されており、
前記超音波送受信部からの超音波の出射方向と、前記光送受信部からの光の出射方向とは、略平行且つ前記駆動シャフトと直交する方向よりも前記駆動シャフトの基端に傾いた方向であることを特徴とする画像診断プローブ。 - 前記超音波送受信部はバッキング部材を有しており、
前記バッキング部材には溝部が設けられ
前記光ファイバは前記溝部を通過して延在していることを特徴とする請求項1に記載の画像診断プローブ。 - 前記光ファイバの中心軸は、前記駆動シャフトの中心軸から偏心していることを特徴とする請求項1又は2に記載の画像診断プローブ。
- 前記信号線と前記超音波送受信部とは、前記超音波送受信部の一端であって前記光送受信部から遠い側の一端で接合されることを特徴とする請求項1乃至3の何れか1項に記載の画像診断プローブ。
- 前記イメージングコアは、前記駆動シャフトの一端に設けられた、切り欠き部を有するハウジングをさらに備え、
前記光送受信部と前記超音波送受信部とは前記ハウジングに設置されることを特徴とする請求項1乃至4の何れか1項に記載の画像診断プローブ。 - 前記信号線と前記超音波送受信部とは半田付けにより接合されることを特徴とする請求項1乃至5の何れか1項に記載の画像診断プローブ。
Priority Applications (3)
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EP15844199.8A EP3199109B1 (en) | 2014-09-26 | 2015-09-25 | Image diagnostic probe |
JP2016550408A JP6563941B2 (ja) | 2014-09-26 | 2015-09-25 | 画像診断プローブ |
US15/460,480 US11116477B2 (en) | 2014-09-26 | 2017-03-16 | Imaging probe for diagnosis |
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JP2014197499 | 2014-09-26 | ||
JP2014-197499 | 2014-09-26 |
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US15/460,480 Continuation US11116477B2 (en) | 2014-09-26 | 2017-03-16 | Imaging probe for diagnosis |
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EP (1) | EP3199109B1 (ja) |
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WO (1) | WO2016047772A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110809432A (zh) * | 2017-06-29 | 2020-02-18 | 泰尔茂株式会社 | 图像诊断用导管 |
JP2021526879A (ja) * | 2018-06-06 | 2021-10-11 | ザ ジェネラル ホスピタル コーポレイション | 小型化された血管内蛍光−超音波イメージングカテーテル |
WO2022209705A1 (ja) * | 2021-03-29 | 2022-10-06 | テルモ株式会社 | プログラム、画像処理方法及び画像処理装置 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6563941B2 (ja) * | 2014-09-26 | 2019-08-21 | テルモ株式会社 | 画像診断プローブ |
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