TW201350077A - Medical inspection device - Google Patents

Abstract

A medical inspection device which comprises a light-transmitting unit, a light-capturing unit detachably coupled to the light-transmitting unit and a hand-held display unit detachably coupled to the light-capturing unit. The light-transmitting unit comprises at least a first optical lens for receiving and transmitting light. The light-capturing unit comprises a light sensitive element and a signal output end connected to the light sensitive element, where the light sensitive element is configured to receive the light via the light-transmitting unit and to generate an electrical signal based on the received light. The hand-held display unit is configured to received the electrical signal from the signal output end, wherein the hand-held display unit comprises a hand-held portion and a display portion for displaying an image based in the received electrical signal.

Description

Medical detection device

The present invention relates to a medical detecting device and an assembling method thereof, and more particularly to a medical detecting device applicable to different medical detecting functions. The medical detecting device includes a light transmitting unit; a light capturing unit detachably coupled to the light transmitting unit; and a handheld display unit detachably coupled to the light capturing unit.

Current trends in the development of medical devices include providing a medical test device for examining different organs, such as the eyes, ears, skin or other internal organs, and producing images thereof. Patent Application No. WO 2009/004115 discloses a medical detection device comprising an optical component connectable to a camera unit, the optical component having a data structure including information relating to the optical component. When the optical component is coupled to the camera unit, data associated with the optical component can be transferred to the camera unit, and the camera unit controls the generation of an image of the subject under test based on data associated with the optical component. The camera unit includes a display and an image sensor that produces an image.

However, the design of the above device is complicated, and since the image generated by the optical component must be transmitted to the camera unit, each optical component must include a data structure. In addition, the image sensor of the device is integrated in the camera unit. This design will limit the choice of image sensor, especially when different images are often used to detect different organs, or when high resolution image sensors are required for some detection. It may be necessary to operate several medical detection devices when performing a specific medical test, and when each medical detection device is only equipped with an image sensor of a specific resolution, the cost of purchasing medical equipment required for purchase It will be quite high.

In view of the above, an improved medical testing device must be provided to overcome the shortcomings of the prior art.

An example of the present invention provides a medical detecting device including a light transmitting unit; a light capturing unit detachably coupled to the light transmitting unit; and a handheld display unit detachably coupled to the light capturing unit Way to connect. The light transmitting unit includes at least one first optical mirror for receiving and transmitting light. The light capturing unit comprises a photosensitive element and a signal output end connected to the photosensitive element, wherein the photosensitive element is arranged to receive the light transmitted by the light transmitting unit and generate a signal according to the received light; and set the handheld display The unit receives the electrical signal of the signal output end, wherein the handheld display unit includes a handheld portion and a display portion, and displays an image according to the received electrical signal.

Other examples of the present invention provide a medical detecting apparatus including: a detecting unit; a light capturing unit; and a hand held display unit. The detecting unit has a front end in which a light transmitting unit is disposed; and a rear end. The light capturing unit is detachably connected to the rear end of the detecting unit, and includes a photosensitive element and a signal output end connected to the photosensitive element; the photosensitive element is arranged to receive the light transmitted by the light transmitting unit and according to The received light produces a signal. The handheld display unit is detachably connected to the light capturing unit to receive the electrical signal of the signal output end, and includes a handheld portion and a display portion for displaying an image according to the received electrical signal.

Other objects, features and technical features of the present invention will be described in the accompanying drawings and detailed description.

In order to achieve the aforementioned objects and effects, the inventors have provided an improved medical detecting device. The component structure and technical features of the present invention will be described in detail with reference to preferred embodiments of the medical detecting device of the present invention and related drawings.

The first figure is a schematic representation of various components of a medical testing device in accordance with an exemplary embodiment of the present invention. As shown in the first figure, the medical detecting device includes a detecting unit 100 having a light transmitting unit 200a, 200b or 200c disposed therein, and a light capturing unit 300a or 300b detachably coupled to the light transmitting unit 200a. , 200b or 200c are connected, and a hand-held display unit 400 is detachably connected to the light-trapping unit 300a or 300b.

The second figure is a schematic diagram of a detecting unit 100 of a medical detecting device of an example of the present invention. The detecting unit 100 shown in the second figure is a speculum of a nose. Those skilled in the art will appreciate that the shape of the detection unit 100 is not limited to a vertebral type, for other medical detection applications, such as ophthalmoscopes, rhinoscopes, dermatoscopes, otoscopes (otoscopes). ), an arthroscope, an endoscope, etc., the detection unit 100 can be designed to have a different shape or pattern.

The detecting unit 100 includes a front end 102 in which a light transmitting unit 200a, 200b or 200c is disposed, and the detecting unit 100 further includes a back end 101. According to an example of the present invention, the rear end 101 of the detecting unit 100 may include a connecting mechanism 103 that is configured to be detachably coupled to the light capturing unit 300a or 300b. Examples of the attachment mechanism 103 can include mating threads or pins.

As shown in the first figure, other medical detecting device examples of the present invention may include the light transmitting unit 200a, 200b or 200c being detachably coupled to the light capturing unit 300a or 300b, and the handheld display unit 400 being detachably coupled with The light capturing unit 300a or 300b is connected. The light transfer unit 200a, 200b or 200c can be in a variety of different detachable manners with the light capture unit 300a or 300b connection. A quick release clamping mechanism or a fastening mechanism, such as a snap or latch, may be provided to secure the light capturing unit 300a or 300b to the light transmitting unit 200a, 200b or 200c. The present invention is not limited to the use of a specific connection mechanism as long as the light transfer unit 200a, 200b or 200c and the light-trapping unit 300a or 300b individually have a mating structure to connect the two units. According to another example, when the light transmitting unit 200a, 200b or 200c does not have a structure that cooperates with the light capturing unit 300a or 300b, it is also possible to provide a connection that can simultaneously cooperate with the light transmitting unit 200a, 200b or 200c and the light capturing unit 300a or 300b. mechanism.

The third drawing is a cross-sectional view of a light transmitting unit 200a of a medical detecting apparatus according to an embodiment of the present invention. Referring to the third figure, the light transfer unit 200a can include a set of optical lenses 201 for receiving and transmitting light. The set of optical lenses 201 can include a single lens or a combination thereof as a collection of composite lenses. According to other examples of the invention, the set of optical lenses 201 can comprise a rod lens, a cylinder lens or other similar optical element. In addition, depending on the medical application, one or more of the set of optical lenses 201 can be subjected to polarization treatment, dyeing, special pattern marking, filtering, coating or customization according to user requirements. Those skilled in the art will be able to appropriately determine the selection of the set of optical lenses 201 and their arrangement within the light transfer unit 200a.

The fourth drawing is a cross-sectional view of a light transmitting unit 200b of a medical detecting device according to another embodiment of the present invention. Referring to the fourth figure, the light transmitting unit 200b includes an optical lens 202 at the front end of the light transmitting unit 200b for receiving an external light source, and an optical fiber 204 for transmitting the received light to the rear end of the light transmitting unit 200b. The light transmitting unit 200b further includes a light guiding column 203 for introducing light incident from the light source in the light capturing unit 300a or 300b or light reflected from the object.

Fig. 5 is a cross-sectional view showing a light transmitting unit 200c of a medical detecting device according to another embodiment of the present invention. The light transfer unit 200c is shown in the fourth figure The light transmitting unit 200b is approximated except that the light source 205 at the front end of the light transmitting unit 200c and the electric wire 206 connecting the light source 205 to the power source replace the light guiding column 203 of the light transmitting unit 200b. The light source 205 can include visible light generated by electrical energy, such as visible laser light disposed around the optical lens, a light emitting diode, other cold light, a halogen light (incandescent light), a gas discharge lamp, a high density discharge lamp, or Electronically activated lamps. According to other examples of the invention, the light source 205 can be selected from a group comprising other wavelengths in the electromagnetic spectrum that are invisible to the naked eye. Some examples include radio waves, microwaves, infrared, ultraviolet, X-ray, and gamma rays.

In addition to this, the front end 102 or the light transfer unit 200a, 200b or 200c of the detecting unit 100 of the present invention may have other accessories. For example, when medical examination is performed using the medical detecting device of the present invention, a rubber cannula can be provided for the microsurgical instrument to pass for surgery or treatment. To ensure a hygienic and safe use of the medical detection device, a speculum or protective cover may be provided to partially or completely cover the detection unit 100, or the light transfer unit 200a, 200b or 200c. According to other examples of the present invention, the front end 102 of the detecting unit 100 or the light transmitting unit 200a, 200b or 200c may include an eye mask or a support to ensure that when performing an eye examination, the eye may be completely shielded from ambient light and may be correctly Eye positioning.

Fig. 6 is a cross-sectional view showing a light capturing unit 300a of a medical detecting apparatus according to an embodiment of the present invention. As shown in the sixth figure, the light capturing unit 300a may include a housing 301 having a focusing lens 303a supported by a lens moving unit 302a. The housing 301 has an opening 301a for allowing light to enter the light capturing unit 300a via the light transmitting unit 200a, 200b or 200c and received by the focusing lens 303a. The lens moving unit 302a is arranged to adjust the distance between the focusing lens 303a and the photosensitive element 305 of the light capturing unit 300a, so that the light energy received by the focusing lens 303a is projected onto the photosensitive element 305. on. The photosensitive element 305 is disposed to receive light transmitted via the light transmitting unit 200a, 200b, or 200c, and generate an electrical signal based on the received light. The photosensitive element 305 can be an image sensor such as a micro (optical format: 1/4 inch or 1/3 inch) complementary metal oxide semiconductor (CMOS) sensor, a charge coupled device (CCD) sensor; or optical sense A detector, such as an infrared sensor, a wireless radio frequency sensor, or a sensor that senses other light waves. According to a preferred embodiment, the photosensitive element 305 can be a video pattern array (VGA) sensor, such as a sensor of the type OV7675 or OV7690 produced by Omni Vision, USA, or a quarter video pattern array. (QVGA) sensor, model OV6920 sensor.

The light capturing unit 300a further includes a signal output terminal 307 for receiving the electrical signal from the photosensitive element via the plurality of electrode contacts 306 on the photosensitive element 305 and outputting the electrical signal to the handheld display unit 400 at the other end. The electrical signal is then converted to a visible signal, which includes, but is not limited to, various types of images, images, and graphic signals displayed on the handheld display unit 400. Examples of image signal formats include analog signals such as NTSC, PAL, RGB, and other similar standards or interfaces; and digital signals such as RGB565, RGB666, RGB888, CCIR656, CCIR607, LVDS, MIPI, and other similar standards or interfaces. The signal output 307 can be set to output an analog signal or output a digital signal. In accordance with an embodiment of the present invention, signal output 307 is a universal serial bus (USB) type of connection including, but not limited to, a micro USB, mini USB, and USB connector. In another example, the signal output 307 includes a plurality of electrical pads to transmit signals in other formats.

In addition to this, the light capturing unit 300a further includes one or more light sources 304 disposed around the focusing lens 303a. As shown in the fourth figure, the light generated by the light source 304 can illuminate an object by the guiding of the light guiding column 203 of the light transmitting unit 200b. Light source 304 can include visible to the naked eye from electrical energy Light, for example, visible laser light, a light emitting diode, other cold light, a halogen lamp (incandescent lamp), a gas discharge lamp, a high density discharge lamp or an electronically activated lamp disposed around the focus lens 303a. According to other examples of the invention, the light source 304 can be selected from a group including other wavelengths in the electromagnetic spectrum that are invisible to the naked eye. Some examples include radio waves, microwaves, infrared, ultraviolet, X-ray, and gamma rays.

Fig. 7 is a cross-sectional view showing a light capturing unit 300b of a medical detecting device according to another embodiment of the present invention. The light capturing unit 300b is similar to the light capturing unit 300a illustrated in FIG. 6, except that the focusing lens 303a is replaced by the 稜鏡303b, and the photosensitive element 305 is disposed such that the surface receiving the light is opposite to the opening 301a of the housing 301. vertical. Arranging the crucible 303b and the photosensitive member 305 in the above manner will significantly reduce the size of the light trapping unit 300b to ensure that the medical detecting device has a slimmer size. Further, the lens moving unit 302b is provided to adjust the distance between the crucible 303b and the photosensitive member 305 and the opening 301a. The surface of the crucible 303b may be coated with a reflective material to ensure that light entering the opening 301a via the light transmitting unit 200a, 200b or 200c is reflected by the crucible 303b to the photosensitive element 305, and the photosensitive element 305 generates telecommunications based on the received light. number. The processed or unprocessed electrical signals are then output to the handheld display unit 400 via the signal output 307.

Depending on the actual medical detection or application needs, other sensing devices or detectors may be included within the light capture unit 300a or 300b to measure or collect vital signs of the patient or subject. For example, an oxygen sensor, a carbon dioxide sensor, or a temperature sensor is arranged or disposed on the same side or near the photosensitive member 305 in the light capturing unit 300a or 300b. Even in the ultrasonic inspection, an ultrasonic sensor that measures the acoustic characteristics outside the frequency range can be used. When sound waves come into contact with materials of different densities, some of the sound waves are reflected to the probe. The returned sound wave will vibrate the sensor, causing the sensor to convert the vibration into an electrical pulse, and then Processed and converted into digital images. Ultrasonic examinations can be enhanced using Doppler measurements, which apply the Doppler effect to assess biological structures, such as whether blood moves toward or away from the probe and its relative rate of movement. The rate and direction can be determined and observed by calculating the specific sample volume, such as the blood flow in the blood vessel or the frequency of blood flow through the heart valve. This is especially useful for cardiovascular research.

Regarding the observation of medical cosmetic care, a medical test device such as a dermabrasion or skin test device may be used to perform skin test on the characteristics detected by the optical sensor, and a moisture sensor may be included to detect moisture of the skin. When the light capturing unit 300a or 300b includes more than one sensor, the final output signal displayed by the handheld display unit 400 can be displayed in an overlapping manner, displayed side by side, and sequentially displayed to the medical staff or the user of the medical detecting device. Cross-references are provided to enable a more accurate diagnosis.

In another example of the present invention, the light capturing unit 300a or 300b is a separate unit, one end of which is detachably connected to the detecting unit 100, and the other end is detachably connected to the hand-held display unit 400.

According to other examples of the present invention, the light capturing unit 300a or 300b can be coupled to the handheld display unit 400 in a different detachable manner. In addition to the annular protrusions provided on a surface of the hand-held display unit 400, at a corner of the hand-held display unit 400, preferably on the distal surface, a hinge fixing anchor can be formed to connect and capture in the light. A corresponding joint pin formed at the rear end of the unit 300a or 300b is engaged. A fastening mechanism, such as a snap or latch, may also be provided to secure the light capture unit 300a or 300b to the handheld display unit 400. The handheld display unit 400 can also be provided with a slide mechanism to ensure a simple disassembly between the light capture unit 300a or 300b and the handheld display unit 400. Unloading and assembly.

The eighth figure is a schematic diagram of a hand-held display unit 400 of a medical detecting device according to an embodiment of the present invention. As shown in the eighth figure, the handheld display unit 400 can include a joint portion 401 and a display device 402. The joint portion 401 is provided to be detachably coupled to the light capturing unit 300a or 300b or the detecting unit 100. In addition, the joint portion 401 can include a socket that is coupled to and electrically coupled to the signal output end 307. The handheld display unit 400 further includes a display cover 403 and a rotating shaft 404 for connecting the display cover 403 to the handheld display unit 400. In addition, the medical detecting device further includes a handheld portion 405 and a projection unit 406 adjacent to the display device 402. Those skilled in the art should appreciate that the display device 402 of the present invention includes, but is not limited to, a thin film transistor liquid crystal display, a light emitting diode, an active organic light emitting display, and other backlit displays, whether or not including impedance or capacitive touch screen. Function, its size is about 1吋 to 13吋 diagonal length. Those skilled in the art will also appreciate that the display device 402 can be designed to include a variety of desired user interfaces, data manipulations, and system operational functions. In addition, the medical detecting device further includes a data storage medium (not shown) for storing images captured by the medical detecting device. The handheld display unit 400 can be selectively connected to the peripheral storage device for storing images or images captured by the medical detecting device. To ensure that the display device 402 can share and exchange signal output with other systems having display functions, the handheld display unit 400 can be built in or set up with a wired or wireless signal transmission unit.

It should be understood by those skilled in the art that the handheld display unit 400 of the present invention is not limited to the above illustrated contents, and other categories of handheld display units having different settings are also included in the scope of the present invention. in When the user does not grip the handheld display unit 400, other support structures such as a belt, a buckle, a hook, a tripod, etc., may be provided to increase stability and portability. It is also clear to those skilled in the art that the medical detecting device of the present invention can be connected to other peripheral devices such as an external display device, a storage device, a charging stand, a cleaning seat, a wireless signal transmitter, etc. through the handheld display unit 400 to expand medical detection. The scope of application of the device.

The medical detecting device of the present invention further comprises a signal processor, such as an encoder or a decoder, or a signal converter, such as an analog/digital converter or a digital/analog converter (not shown), which is coupled to the photosensitive element 305. Electrically connected to process the signal received by the photosensitive element 305. Depending on the design of the actual medical detection device, the signal processor can be disposed within the light capture unit 300a or 300b or within the handheld display unit 400.

In accordance with the application of a medical detection device, the present invention provides the option of aligning the photosensitive element with the desired optical element and/or light source. The user can select a suitable light capturing unit 300a or 300b, light transmitting unit 200a, 200b or 200c and handheld display unit 400 according to their needs and budget. In addition, the light capturing unit 300a or 300b including the photosensitive element 305 is not formed integrally with the hand-held display unit 400 or the light-transmitting unit 200a, 200b or 200c, so that the user will be more likely to bear only the cost of the sensor upgrade in the future. . Alternatively, the user can select the optical elements of the desired light transmitting unit 200a, 200b or 200c to match the photosensitive element 305 based on the medical examination performed. Since the light transfer unit 200a, 200b or 200c can be detached freely from the light capturing unit 300a or 300b, and the light capturing unit 300a or 300b is detached from the hand held display unit 400, the user will be more affordable to replace the light transmitting unit 200a, 200b. or 200c, each module or unit in the entire group of medical detection devices that are freely combined by the light capturing unit 300a or 300b and the handheld display unit 400.

It will be apparent to those skilled in the art that changes may be made to the above-described embodiments without departing from the broad inventive concepts. Therefore, it is understood that the invention is not limited to the specific embodiment of the invention, and is intended to cover the modifications of the invention and the scope of the invention as defined by the appended claims.

100‧‧‧Detection unit

101‧‧‧ Backend

102‧‧‧ front end

103‧‧‧Connecting mechanism

200a, 200b, 200c‧‧‧Light Transfer Unit

201,202‧‧‧Optical lenses

203‧‧‧Light guide

204‧‧‧Fiber

205‧‧‧Light source

206‧‧‧Wire

300a, 300b‧‧‧Light Capture Unit

301‧‧‧ Shell

301a‧‧‧Opening

302a, 302b‧‧‧ lens moving unit

303a‧‧‧focus lens

303b‧‧‧稜鏡

304‧‧‧Light source

305‧‧‧Photosensitive elements

306‧‧‧Electrode contacts

307‧‧‧ signal output

400‧‧‧Handheld display unit

401‧‧‧ joints

402‧‧‧Display device

403‧‧‧ display cover

404‧‧‧ shaft

405‧‧‧Handheld parts

406‧‧‧Projection unit

The invention will be best understood by reference to the following detailed description of the exemplary embodiments, and the preferred embodiments, A schematic diagram of various components of a medical detection device of an example; a second diagram is a schematic diagram of a detection unit of a medical detection device according to an embodiment of the present invention; and a third diagram is a medical detection device according to an embodiment of the present invention. A cross-sectional view of a light-transmitting unit of a medical detecting device according to another embodiment of the present invention; and a fifth embodiment of a light-transmitting device of a medical detecting device according to another embodiment of the present invention FIG. 6 is a cross-sectional view of a light-harvesting unit of a medical detecting device according to an embodiment of the present invention; and FIG. 7 is a cross-sectional view of a light-harvesting unit of a medical detecting device according to another embodiment of the present invention; Figure Figure 8 is a schematic view showing a hand-held display unit of a medical detecting device according to an embodiment of the present invention.

100‧‧‧Detection unit

200a, 200b, 200c‧‧‧Light Transfer Unit

300a, 300b‧‧‧Light Capture Unit

400‧‧‧Handheld display unit

Claims (20)

A medical detecting device includes: a light transmitting unit including at least one first optical lens for receiving and transmitting light; and a light capturing unit detachably coupled to the light transmitting unit, the light capturing unit The invention comprises a photosensitive element and a signal output end connected to the photosensitive element, wherein the photosensitive element is arranged to receive light transmitted through the light transmitting unit and generate a signal according to the received light; and a handheld display unit is The light capturing unit is detachably connected to receive the electrical signal of the signal output end. The handheld display unit includes a handheld portion and a display portion, and displays a visible signal according to the received electrical signal. The medical detecting device of claim 1, wherein the light capturing unit further comprises a lens moving unit for supporting a second optical lens above the photosensitive element, wherein the lens moving unit is configured to adjust the second The distance between the optical lens and the photosensitive element. The medical detecting device of claim 1, wherein the light capturing unit further comprises a lens moving unit supporting the photosensitive member, wherein the lens moving unit is disposed to adjust the target and the photosensitive member Light trapping The distance between the openings of one of the units. The medical detecting device of claim 1, wherein the light transmitting unit further comprises a light source surrounding the first optical lens. The medical detecting device of claim 1, wherein the light capturing unit further comprises a light source surrounding the photosensitive element. The medical detecting device of claim 5, wherein the light transmitting unit further comprises a light guiding column for guiding light from the light source to an object. The medical detecting device of claim 1, wherein the handheld display unit further comprises a socket for electrically connecting the signal output end. The medical detecting device of claim 7, wherein the signal output end comprises a universal serial bus discharging connector. The medical detecting device of claim 1, wherein the handheld display unit further comprises a projection device adjacent to the display portion. The medical detecting device of claim 1, wherein the handheld display device The device further includes a data storage medium for storing images captured by the medical detecting device. The medical detecting device of claim 1, further comprising a connecting device for connecting the light transmitting unit and the light capturing unit. A medical detecting device includes: a detecting unit having a front end, a light transmitting unit is disposed therein, and a rear end; a light capturing unit is detachably connected to a rear end of the detecting unit, the light The capturing unit includes a photosensitive element and a signal output end connected to the photosensitive element, wherein the photosensitive element is arranged to receive light transmitted through the light transmitting unit and generate a signal according to the received light; and a handheld display unit The light capturing unit is detachably connected to receive the electrical signal of the signal output end. The handheld display unit includes a handheld portion and a display portion, and displays a visible signal according to the received electrical signal. The medical detecting device of claim 12, further comprising a connecting mechanism at a rear end of the detecting unit. The medical detecting device of claim 12, wherein the light capturing unit further comprises a lens moving unit supporting a second optical lens above the photosensitive element, wherein the lens moving unit is disposed to adjust the second optical The distance between the lens and the photosensitive element. The medical detecting device of claim 12, wherein the light capturing unit further comprises a lens moving unit supporting the photosensitive member, wherein the lens moving unit is disposed to adjust the target and the photosensitive member The distance between the openings of one of the light trapping units. The medical detecting device of claim 12, wherein the light transmitting unit comprises a first optical lens for receiving and transmitting light and a light source surrounding the first optical lens. The medical detecting device of claim 12, wherein the light capturing unit further comprises a light source surrounding the photosensitive element. The medical detecting device of claim 17, wherein the light transmitting unit further comprises a light guiding column for guiding light from the light source to an object. The medical detecting device of claim 12, wherein the handheld display The unit further includes a projection device adjacent to the display portion. The medical detection device of claim 12, wherein the handheld display unit further comprises a data storage medium for storing images captured by the medical detection device.