WO2005084522A1 - 受信装置および被検体検査装置 - Google Patents
受信装置および被検体検査装置 Download PDFInfo
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- WO2005084522A1 WO2005084522A1 PCT/JP2005/001617 JP2005001617W WO2005084522A1 WO 2005084522 A1 WO2005084522 A1 WO 2005084522A1 JP 2005001617 W JP2005001617 W JP 2005001617W WO 2005084522 A1 WO2005084522 A1 WO 2005084522A1
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- terminal device
- receiving
- antenna
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Classifications
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- 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
- A61B1/041—Capsule endoscopes for imaging
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- 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
- A61B1/00011—Operational features of endoscopes characterised by signal transmission
- A61B1/00016—Operational features of endoscopes characterised by signal transmission using wireless means
-
- 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
- A61B1/00043—Operational features of endoscopes provided with output arrangements
- A61B1/00055—Operational features of endoscopes provided with output arrangements for alerting the user
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/07—Endoradiosondes
Definitions
- the present invention uses a plurality of antennas outside a subject to receive a radio video signal transmitted from a subject-introduced device introduced into the subject, for example, a swallowable capsule endoscope.
- a subject-introduced device introduced into the subject for example, a swallowable capsule endoscope.
- the receiving device that detects that the mounting unit is connected to the ground while being mounted on the human body, and the subject information acquired by the subject information acquiring device in the subject are:
- the present invention relates to a subject inspection apparatus having a secondary battery capable of receiving outside of a subject via a receiving means and capable of freely charging and discharging power.
- capsule endoscopes equipped with an imaging function and a wireless communication function have appeared.
- This capsule endoscope is used for observation (e.g., stomach, It has a configuration in which it moves inside an organ such as the small intestine (in a body cavity) in accordance with its peristaltic motion, and sequentially takes an image using an imaging function.
- image data captured in the body cavity by the capsule endoscope is sequentially transmitted to the outside of the subject by a wireless communication function such as wireless communication, and is transmitted to the outside of the subject.
- a wireless communication function such as wireless communication
- the subject carries the receiving device equipped with the wireless communication function and the memory function, the subject is not improper even during the observation period after swallowing the capsule endoscope and discharging the capsule endoscope. You can act freely without incurring freedom.
- a doctor or a nurse can display an image in the body cavity on a display device such as a display based on the image data stored in the memory of the receiving device to make a diagnosis.
- a receiving apparatus disperses and arranges a plurality of antennas for receiving a video signal transmitted from a capsule endoscope outside a subject, and selectively switches one antenna with a small reception error of the video signal. And receive it.
- Patent Document 1 states that the subject Reception switching that switches the reception of a plurality of antennas arranged outside and detects the position of the capsule endoscope in the subject, which is the source of the video signal, based on the electric field strength received by each antenna Machine is listed!
- a detecting device inserted into a living body and detecting biological information of the living body, and a transmitting device for transmitting the detected biological information therein
- a subject inspection apparatus including a unit capable of receiving transmitted biological information outside a living body.
- a capsule endoscope apparatus as proposed in Patent Document 2 is known.
- the capsule endoscope device includes a capsule endoscope that is inserted into a living body and includes a biological information detecting unit that obtains biological information, and an extracorporeal unit provided outside the living body.
- An antenna is provided inside the capsule endoscope, and biological information obtained by using biological information detecting means can be transmitted.
- the transmitted biometric information is received via an antenna unit provided on a shirt worn by the patient, by an extracorporeal unit connected to the antenna unit using a cable.
- a cradle to which an extracorporeal unit can be attached is provided outside the living body.
- the cradle can electrically connect the extracorporeal unit and a terminal device such as a personal computer in order to capture the biological information received by the extracorporeal unit into a terminal device such as a personal computer.
- the cradle is also connected to a commercial AC power outlet so that it can charge a rechargeable secondary battery or the like provided inside the extracorporeal unit. Note that this charging operation can be performed even when the extracorporeal unit is connected to the antenna unit provided on the shirt worn by the patient using connection means such as a cable.
- Patent Document 1 JP 2003-19111 A
- Patent Document 2 JP 2003-135389 A
- a plurality of antennas affixed to the subject have a It is defined in the mounting part in medical equipment.
- This mounting must always be insulated from the ground.
- Insulation may be performed inside the receiver or at the workstation. This insulation process complicates the manufacturing process and increases the manufacturing cost.
- EMC Electro Magnetic Compatiblity: medical electrical equipment electromagnetic
- the present invention has been made in view of the above problems, and has a receiving device capable of appropriately and easily preventing a connection state in which the mounting portion is connected to the ground while being mounted on a human body.
- the purpose is to provide.
- Another object of the present invention is to provide a terminal device provided outside a living body and a charger when a subject and a terminal device provided outside the subject are substantially in an electrically conductive state. Disabling physical or electrical connections can cause excessive current to flow through the cradle. It is another object of the present invention to provide a subject inspection apparatus which can prevent the current from flowing directly into a living body when the test is performed.
- a receiving device arranges a radio signal transmitted from a transmitting device introduced into a subject on an outer surface of the subject.
- a receiving unit configured to be able to receive using an antenna to be mounted, a mounting unit for mounting the antenna on the outer surface of the subject, a detecting unit for detecting that the mounting unit is connected to the ground, Notification means for notifying the detection result by the means.
- the detecting means includes: an antenna connection detecting unit that detects that the antenna is connected to the receiving device; And a connection detecting unit that detects that the electric device is connected to the electric device.
- the receiving apparatus is characterized in that, in the above-mentioned invention, the detecting means further includes an initialization state detecting unit that detects an initialization state of the receiving apparatus.
- the notifying unit may be configured so that the antenna is connected, and the receiving device and the other electric device are connected.
- a warning unit for issuing a warning is provided.
- the notifying means may be configured such that the antenna is connected, and the receiving device and the other electric device are connected.
- a display unit for displaying the connection state is provided.
- the subject inspection apparatus is a subject information acquisition device which is attached to a subject and acquires predetermined information on the subject.
- a receiving member that receives the specimen information signal, and a receiving member that can be connected to the receiving member via a detachable cable to perform predetermined signal processing on the subject information signal received by the receiving member;
- a terminal device provided with a signal processing circuit, wherein the terminal device automatically charges and discharges power for driving the signal processing circuit.
- a secondary battery provided in the terminal device, a receiving connector provided in the terminal device for detachably connecting the receiving member, and a charging device for supplying power for charging the secondary battery.
- a charging connector provided on the terminal device for detachably connecting a charger; and, when the receiving member is connected to the receiving connector, the charger and the secondary via the charging connector. Connection preventing means for preventing the battery from being physically or electrically connected.
- the receiving device detects the connection between the mounting unit and the ground while the mounting unit is mounted on the human body and notifies the user of the connection state. Thus, it is possible to appropriately and easily prevent a connection state in which the device is connected to the ground while being worn on a human body.
- the receiving member when the receiving member is electrically connected to the subject inspection apparatus, the receiving member and the charger Have a structure such that they are not simultaneously connected to the subject test apparatus. For this reason, when performing a charging operation of the subject inspection apparatus, a problem or the like that cannot be predicted in advance occurs, and an excessive current is applied to the charger, thereby eliminating a possibility that the excessive current directly flows into the subject. In addition, since it is not necessary to unnecessarily check the attachment / detachment state between the subject inspection apparatus and the charger, the subject inspection work can be efficiently performed.
- FIG. 1 is a schematic diagram showing an overall configuration of a wireless in-vivo information acquiring system including a receiving apparatus according to a first embodiment.
- FIG. 2 is a schematic view schematically showing an appearance of the receiving apparatus shown in FIG. 1.
- FIG. 3 is a block diagram showing a configuration of the same receiving device.
- FIG. 4 is a configuration diagram showing a configuration of a connection unit including an example of an antenna connection detection unit in the switching switch.
- FIG. 5 is a connection diagram showing a detection system for detecting a connection state and an initialization state in each unit of the receiving apparatus shown in FIG. 2.
- FIG. 6 shows a configuration of a connection unit including another example of an antenna connection detection unit in the switching switch.
- FIG. 7 is a configuration diagram of an in-subject information acquisition system when the subject inspection apparatus acquires information from the subject.
- FIG. 8 is a configuration diagram of the subject test apparatus and the terminal device when information about the subject received by the subject test apparatus is transferred to a terminal device such as a personal computer.
- FIG. FIG. 2 is a cross-sectional view showing an internal configuration of a subject information acquiring apparatus for acquiring predetermined information on the subject in the subject.
- FIG. 10 is a configuration diagram showing a configuration of a main part of the in-vivo information acquiring system.
- FIG. 11 is a configuration diagram of the terminal device of the subject test apparatus according to the second embodiment when an antenna and a turtle are mounted.
- FIG. 12 is a perspective view of the terminal device of the subject test apparatus according to the second embodiment when an antenna and a turtle are mounted.
- FIG. 13 is a configuration diagram when the cradle is attached to the terminal device of the subject test apparatus according to the second embodiment and the antenna is removed.
- FIG. 14 is a perspective view of the terminal device of the subject test apparatus according to the second embodiment when the cradle is mounted and the antenna is removed.
- FIG. 15 is a configuration diagram when an antenna is mounted on the terminal device of the subject test apparatus according to the third embodiment and the cradle is removed.
- FIG. 16 is a perspective view of the terminal device of the subject test apparatus according to the third embodiment when the antenna is mounted and the cradle is removed.
- FIG. 17 is a configuration diagram when the cradle is attached to the terminal device of the subject test apparatus according to the third embodiment and the antenna is removed.
- FIG. 18 is a perspective view of the terminal device of the subject test apparatus according to the third embodiment when the cradle is mounted and the antenna is removed.
- FIG. 19 is a configuration diagram of the terminal device of the subject test apparatus according to the fourth embodiment when the antenna is mounted and the cradle is removed.
- FIG. 20 is a diagram showing a state in which an antenna is mounted on the terminal device of the subject test apparatus according to the fourth embodiment.
- FIG. 4 is a perspective view when the cradle is removed.
- FIG. 21 is a configuration diagram when a cradle is attached to the terminal device of the subject test apparatus according to the fourth embodiment and the antenna is removed.
- FIG. 22 is a perspective view of the terminal device of the subject test apparatus according to the fourth embodiment when the cradle is mounted and the antenna is removed.
- FIG. 23 is a configuration showing a state in which an antenna is mounted on a cover provided on a terminal device of the subject test apparatus according to the fifth embodiment, and the antenna is electrically connected to the terminal device.
- FIG. 24 is a perspective view showing a state in which an antenna is mounted on a cover provided on the terminal device of the subject test apparatus according to the fifth embodiment, and the antenna is electrically connected to the terminal device.
- FIG. 25 is a configuration diagram showing a state in which a cradle is attached to a terminal device of the subject test apparatus according to the fifth embodiment, and the antenna and the terminal device are not electrically connected. .
- FIG. 26 is a perspective view showing a state in which a cradle is attached to the terminal device of the subject test apparatus according to the fifth embodiment, and the antenna and the terminal device are not electrically connected. .
- A1 An receiving antenna
- FIG. 1 is a schematic diagram illustrating an overall configuration of a wireless in-vivo information acquiring system including the receiving device according to the first embodiment.
- a wireless-type in-vivo information acquiring system includes a receiving device 2 having a wireless receiving function and a data, such as a video signal, which is introduced into the subject 1, captures an image of a body cavity, and transmits the image to the receiving device 2.
- a capsule endoscope (in-vivo introduction device) 3 for transmission.
- the wireless in-vivo information acquiring system transmits and receives data between the receiving device 2 and the display device 4 by displaying the in-vivo image based on the video signal received by the receiving device 2.
- a communication cable 5 for performing the communication.
- Receiving The device 2 includes a receiving jacket 2a worn by the subject 1, and an external device 2b that performs processing of a received radio signal and the like.
- the display device 4 is for displaying an in-vivo image or the like captured by the capsule endoscope 3, and displays an image based on data obtained from the receiving device 2 via the communication cable 5. It has a configuration such as a work station. Specifically, the display device 4 may be configured to directly display an image on a CRT display, a liquid crystal display, or the like, or may be configured to output an image to another medium such as a printer.
- the communication cable 5 is generally detachable from the external device 2b and the display device 4, and has a structure capable of outputting or recording information when inserted into both.
- the communication cable 5 initializes the receiving device 2, for example, when deleting old data such as image data previously stored in the storage unit 13 and registering an inspection ID such as an inspection date. It is connected between the external device 2b and the display device 4, and transmits data from the display device 4 to the external device 2b. Next, when the initialization is completed, the external device 2b and the display device 4 are removed from each other, and the connection between them is disconnected. While the capsule endoscope 3 is moving in the body cavity of the subject 1, the connection between them is maintained in a disconnected state.
- the communication cable 5 is connected between the external device 2b and the display device 4,
- the data of the forceps endoscope 3 recorded by the external device 2b is read out by the display device 4.
- the connection between the external device 2b and the display device 4 according to the present invention is not limited to the communication cable 5, and for example, the external device 2b and the display device 4 may be connected using a cradle capable of synchronizing data. It is possible. In this case, the display device and the cradle are connected by a communication cable, the external device 2b is placed on the cradle, and data is transferred between the external device 2b and the display device 4.
- the receiving device 2 has a function of receiving image data in a body cavity wirelessly transmitted from the capsule endoscope 3. As shown in FIGS. 2 and 3, the receiving device 2 has a shape that can be worn by the subject 1, and is provided with a receiving jacket 2a having receiving antennas A1 to An and a receiving jacket 2a. And an external device 2b for processing the I can.
- the receiving antennas A1 to An may be directly attached to the outer surface of the subject (human body) 1 and may not be provided on the receiving jacket 2a or may be detachable from the receiving jacket 2a.
- a battery nozzle 6 for storing a battery for power supply is externally attached to the outer surface of the external device 2b, and the battery pack 6 is attached to the external device 2b. Then, the battery is electrically connected to the internal device of the external device 2b, which will be described later, so that power can be supplied to the internal device.
- a display unit 14 is provided on the front surface of the outer surface, and displays, for example, an inspection ID.
- a connection portion 20 for connecting the communication cable 5 is provided on a side surface of the outer surface.
- the communication cable 5 has a connector 5a to be connected to the connection section 20.
- the external device 2b transmits image data stored in a storage unit described later to the display device 4 via the connected communication cable 5.
- a connection part CON for connecting the receiving antennas A1-An is provided on the upper surface of the outer surface.
- the receiving antennas A1-An have connectors CON1-CONn connected to the connection section CON.
- the external device 2b has a function of processing a wireless signal transmitted from the capsule endoscope 3. That is, as shown in FIG. 3, the external device 2b is connected to a switching switch SW for switching the connection of each of the receiving antennas A1 to An, connected to a stage subsequent to the switching switch SW, and switched and connected by the switching switch SW. It has a receiving circuit 11 that amplifies and demodulates a receiving antenna A1—A wireless signal, and a signal processing circuit 12 and a sample-and-hold circuit 15 are connected downstream of the receiving circuit 11. An AZD converter 16 is further connected to a stage subsequent to the sample hold circuit 15.
- the control section C has a selection control section C1 as control means, and includes a signal processing circuit 12, an AZD conversion section 16, a powerful storage section such as a hard disk for storing image data 13, a display section 14, an interface section. 18 and the switching control unit SC.
- the switching control unit SC has an intensity receiving antenna number N1 and a video receiving antenna number N2, and based on these number information, instructs switching of the switching switch SW, and performs a sample-and-hold circuit 15, an A / D conversion. It instructs the processing timing of the section 16 and the selection control section C1.
- the interface section 18 is connected to the communication cable 5 via the connection section CON.
- Controller C is shown In addition to registering identification information for identifying a subject such as an examination ID input from the communication cable 5 through the interface unit 18 in the internal memory, at least a part of the identification information, for example, The inspection ID is displayed on the display unit 14.
- the power supply unit 17 supplies power to the internal devices described above by using the battery power in the battery pack 6.
- the switching switch SW of the external device 2b outputs a radio signal from the receiving antennas A1-An to the receiving circuit 11 based on a switching instruction from the switching control unit SC.
- the switching switch SW has a connection part CON as an antenna switching means for connecting each of the receiving antennas A1-An corresponding to the arrangement position of the receiving antennas A1-An.
- the connection part CON has a detection function of detecting a connection state of each of the connectors CON1-CONn.
- the connection part CON has an antenna connection detection part 21 as shown in FIG. 4 for the connector CON1, and has the same antenna connection detection part for the other connectors CON2-CONn.
- a connector CON 1 connects a signal line LS from the receiving antenna A 1 and a ground line LG to a connection part CON, and branches and outputs a ground line LG.
- the connection unit CON connects the signal line LS to the switching unit SW1 as it is, and is switched and connected to the reception circuit 11 based on a signal S5 instructing switching.
- one of the ground wires LG is grounded as it is, and the other of the ground wire LG is connected to the constant voltage source V DD via a resistor.
- the connector CON1 When the connector CON1 is connected to the connection part CON, the voltage signal from the constant voltage source VDD flows to one of the ground lines LG, and thus the signal S6 is output to the external selection control part C1 of the control part C.
- the selection control unit C1 can determine whether or not the connector CON1, that is, the receiving antenna A1 is connected, by detecting the presence or absence of the signal S6 that is the voltage signal.
- the selection control unit C1 can determine the presence or absence of a connection state of each of the reception antennas A1 to An.
- the reception circuit 11 amplifies the radio signal and outputs the demodulated video signal S 1 to the signal processing circuit 12, as described above, and the reception electric field of the amplified radio signal.
- the reception strength signal S 2 which is the strength, is output to the sample and hold circuit 15.
- the video data processed by the signal processing circuit 12 is stored in the storage unit 13 by the control unit C, and is displayed and output by the display unit 14.
- the signal sampled and held by the sample-and-hold circuit 15 is converted into a digital signal by the AZD conversion unit 16 and taken into the control unit C.
- the reception antenna that has received the largest reception electric field strength is used as the reception antenna for the video signal period.
- the receiving antennas other than the selected receiving antenna are sequentially selected as the receiving antennas during the intensity receiving period, and the respective receiving antenna numbers are set to the video receiving antenna number N2 and the intensity receiving antenna number N1. It is output to the switching control unit SC as a signal S4.
- the selection control unit C1 sets only the receiving antenna A1-An currently connected based on the signal S6 as the switching target receiving antenna.
- the control unit C stores the reception electric field intensity in the intensity reception period and the reception electric field intensity in the video reception period in the storage unit 13 together with the video data in association with the reception antenna selected at that time.
- the stored received electric field strength of each receiving antenna serves as information for calculating the position of the capsule endoscope 3 in the body cavity when the video data is received.
- the switching control unit SC holds the intensity receiving antenna number N1 and the video receiving antenna number N2 instructed by the selection control unit C1, and during the intensity receiving period, the intensity receiving antenna number N1 corresponds to the corresponding receiving antenna.
- a signal instructing the switching switch SW to selectively connect A1—An, and instructing the switching switch SW to selectively connect the receiving antenna A1—An corresponding to the video receiving antenna number N2 during the video receiving period. Is output to the switching switch SW, a signal S3a indicating the sample-hold timing by the sample-hold circuit 15, a signal S3b indicating the AZD conversion timing by the AZD conversion unit 16, and a selection control timing by the selection control unit C1. Outputs signal S3c.
- the receiving device 2 includes a detection unit that detects a state in which the antenna and the display device 4 are connected via the subject (human body).
- FIG. 5 is a connection diagram showing a connection form of each detection unit.
- the detection target is the receiving antenna A1-An, the communication cable 5, and the initialization state. For example, whether the receiving antenna A1-An is in the connected state, whether the communication cable 5 is in the connected state First, internal memory and storage unit 13 It is to be detected whether or not it is in a reset state.
- these detection targets are detected by the antenna connection detection unit 21, the communication cable connection detection unit 22, and the initialization state detection unit 23, and a detection signal is output to the control unit C. Based on the detection result, it is determined whether or not the force is connected to the display device 4 with the antenna attached to the subject. If the connection is determined, a warning sound is output from the speaker 28. .
- connection part CON includes a contact pin 31 electrically connected to the constant voltage source VDD and the contact pin 31.
- a spring 32 is provided for urging and projecting to the outside.
- a protrusion 33 is provided at a predetermined position of the connector CON 1 facing the contact pin 31 of the connection part CON. When the connector CON 1 is attached to the connection part CON, the protrusion 33 contacts the contact pin 31. Contact, and press the contact pin 31 into the connection section C ON.
- the contact pin 31 contacts the electric circuit 34 on the constant voltage source VDD side and the electric circuit 35 on the control unit C side, and the signal S6 is output to the control unit C.
- the connector CON1 is removed from the connection part CON, the contact between the projection 33 and the contact pin 31 is released, and the contact pin 31 returns to the original position by the urging force of the spring 32.
- the electric circuit 35 on the part C side is not in contact, and the signal S6 is not output to the control part C.
- the configuration of the initialization state detection unit 23 is, for example, the inspection date, the subject's name, the capsule ID, and the lot number from the display device 4 via the communication cable 5 and the interface unit 18.
- the initialization status can be detected by detecting the input of the initialization request signal including the ID registration of the identification information, etc. by the control unit C, and these can use the conventional detection method. It is.
- the control unit C detects the connection state and the initialization state based on the presence / absence of the detection signal input from the detection units 21-23, and detects the state where the antenna is attached to the subject.
- Connection with the display device 4 in a state where the antenna is connected to the communication cable 5, for example, when the initialization request signal is input and the antenna is attached to the subject. Determines that the connection with the display device 4 has been made, and controls the operation of the speaker 28 so as to output a warning sound.
- connection with the display device 4 that is, the connection between the reception device 2 and the display device 4 via the communication cable 5 is performed with the antenna attached to the subject.
- This connection status is immediately detected, a warning sound is issued, the subject and a doctor are notified, and the connection between the connection portion and the antenna or communication cable connector is promptly disconnected, so that the mounting portion can be disconnected. It is possible to appropriately and easily prevent a connection state in which the device is connected to the ground when the device is mounted on a human body.
- connection state between the mounting part and the ground when the mounting part is mounted on the human body is detected by detecting the connection state of the antenna and the communication cable and the initialization state.
- the invention is not limited to this. For example, it is possible to detect the connection state between the mounting portion and the ground only by the connection state between the antenna and the communication cable, and to detect the connection state between the antenna and the communication cable and the receiving device. It is also possible to detect the state of connection between the mounting section and the ground based on the image data reception state of the camera.
- connection state is specified by the warning sound.
- the sound is output together with the warning sound or independently, for example, "The antenna and the communication cable are connected. Please give a voice such as "”. It is also possible to alert the speaker 28 of a message of a warning or a remedy.
- the receiving device 2 since the receiving device 2 includes the display unit 14 on the front surface, the display unit 14 displays a message such as the above-described warning or the above-described message such as identification of a person to be treated or a coping method alone. It is also possible to make it. Further, it is also possible to provide a plurality of LEDs or the like that emit different colors to the receiving device, and change the color display or blink the display at the time of the above-mentioned connection to visually notify the user. Furthermore, since the receiving device is carried around the body of the subject, for example, around the waist of the subject with a belt or the like, the receiving device is configured to have the function of a vibrator, and At times, it is possible to activate the vibrator to notify the subject / doctor.
- FIG. 7 to FIG. 10 a subject inspection as a living body inspection apparatus according to the present embodiment An in-vivo information acquiring system using the apparatus will be described.
- FIG. 7 is a configuration diagram of the in-subject information acquisition system when the subject inspection apparatus acquires information from the subject.
- FIG. 8 is a configuration diagram of the subject test apparatus and the terminal device when the information about the subject received by the subject test apparatus is transferred to a data processing device such as a personal computer.
- FIG. 9 is a cross-sectional view showing an internal configuration of a subject information acquisition device that acquires predetermined information about the subject in the subject.
- FIG. 10 is a block diagram showing a configuration of a main part of the in-vivo information acquiring system.
- the capsule endoscope device 101 which is one of the capsule medical devices, includes a capsule endoscope 103, which is a subject information acquisition device, and an external device 105, which is a subject test device.
- the capsule endoscope 103 is inserted into the subject when the person who is the subject 102 swallows the mouth, and acquires information in the subject.
- the external device 105 is arranged outside the body of the subject 102, and information on the subject acquired by the capsule endoscope 103, that is, an image of a subject to be examined in the subject, and an image signal transmitted wirelessly. Connected to the antenna cut 104 for receiving the signal.
- the external device 105 is connected to the antenna unit 104 via a cable and receives an image signal transmitted from the capsule endoscope 103 in a form as shown in FIG.
- the external device 105 has a portable recording means such as a compact flash (registered trademark) memory therein, and can record a received image signal as image information.
- a terminal device 107 such as a personal computer can take in image information received by the external device 105 from the external device 105 via a portable memory means such as a CompactFlash (registered trademark) memory. .
- a portable memory means such as a CompactFlash (registered trademark) memory.
- this external device 105 can be attached to a cradle 106 as a charger or can be electrically connected to a terminal device 107 such as a personal computer via a USB cable or the like (not shown). It has become.
- the terminal device 107 captures the image information received and recorded by the external device 105 into the terminal body 109 by inputting the keyboard 108a and the mouse 108b and operating the operation device, and captures the image information into the monitor unit 108c. Images can be displayed.
- a plurality of antennas 111 are provided on the outer surface of a jacket 110 worn by the subject 102.
- Antenna unit 104 is attached.
- the shape of the antenna 111 is not limited to the shape shown in FIG. 7, and may be, for example, a shape that is directly attached to the surface of the subject, not via the jacket 110.
- a test site in the subject imaged by the capsule endoscope 103 is performed.
- the image signal is wirelessly transmitted by an antenna 123 provided inside the capsule endoscope 103.
- the wirelessly transmitted image signal is received by the antenna 111 and is transferred to a portable recording device such as a compact flash (registered trademark) memory mounted in the external device 105 via a cable connected to the antenna unit 104. Stored by means.
- the external device 105 is detachably attached to a belt of the subject 102 by a hook or the like, for example.
- the external device 105 has, for example, a box shape.
- a liquid crystal monitor 112 for displaying an image and an operation unit 113 for performing an instruction operation and the like are provided on the front surface of the external device 105.
- an LED (not shown) for displaying a warning regarding the remaining amount of the secondary battery mounted inside the external device 105 is provided. Or a configuration in which only the power switch is provided.
- the exterior of the capsule endoscope 103 has, as shown in FIG. 9, an exterior member 114 having a cross-sectional shape in which one end of a cylinder is closed, and a substantially hemispherically rounded shape. And a transparent dome-shaped cover 114a.
- the dome-shaped cover 114a is adhered to the opening-side end of the exterior member 114 with an adhesive, and closes the exterior member 114. Therefore, the exterior member 114 and the dome-shaped cover 114a form a capsule shape and are in a state of being water-tightly adhered.
- an objective lens 115 for forming an image incident through the dome-shaped cover 114a is provided at the center of the end of the portion covered with the dome-shaped cover 114a. It is provided so as to be attached to the lens frame 116.
- a CCD imager 117 as an image pickup device is arranged at an image forming position of the objective lens 115.
- a plurality of white LEDs 118 are provided on the same outer surface of the CCD imager 117 as an illumination system.
- a processing circuit 119 drives the white LED 118 to emit light, drives the CCD imager 117, and performs processing for generating an image signal of the CCD imager 117.
- the communication processing circuit 120 performs processing necessary for transmitting the image signal generated by the processing circuit 119 from the antenna 123 to the outside of the subject.
- the button battery 121 supplies power to the processing circuit 119 and the communication processing circuit 120.
- the rear end side of the button-type battery 121 that is, the inside of the hemispherical shape of the exterior member 114, is connected to the communication processing circuit 120, and the image signal processed by the communication processing circuit 120 is transmitted by, for example, radio waves.
- an antenna 123 for performing wireless transmission is provided.
- the capsule endoscope 103 includes an antenna 123, a transmission circuit 137, and an imaging device 143.
- the transmission circuit 137 is also equivalent to the processing circuit 119 and the communication processing circuit 120.
- the imaging device 143 has the same strength as the objective lens 115, the lens frame 116, and the CCD imager 117. The detailed description of the function of each of these units is as described above, and thus the description is omitted here.
- the external device 105 is connected to a plurality of antennas 11 la to 11 Id constituting the antenna unit 104 via an antenna switching switch 145.
- the number of the antennas 11 is four, here, 11 la-11 Id.
- the number of antennas is not necessarily limited to this number.
- the operation of selecting an antenna by the antenna selection circuit 146 is controlled by the output of the reception circuit 133. Then, when an instruction to start reception is input from the operation unit 113, the signal transmitted from the capsule endoscope 103 is transmitted every other frame by the antenna ll la, the antenna ll lb, the antenna ll lc, and the antenna ll ld. Receive sequentially.
- the receiving circuit 133 selects the most suitable antenna for receiving an image signal by comparing the received signal strengths of the respective antennas and the received signal strengths obtained by the respective antennas. A control signal for switching the antenna is transmitted. In this way, if there is another antenna having a higher reception strength than the antenna currently receiving the image signal, the antenna for receiving the image signal is also switched to the component of the next frame. That is, first, after receiving the instruction input of the reception start from the operation unit 113, the external device 105 The reception intensity signal transmitted from the capsule endoscope 103 is sequentially received by the antenna ll la, the antenna ll lb, the antenna ll lc, and the antenna ll ld.
- the antenna selection circuit 146 sets the antenna selection circuit 145 such that the image signal is received by the antenna 11li based on the information of c or d). For example, when the reception intensity of the antenna 11 la is the maximum, the antenna 11 la is designated as the image signal receiving antenna, and the remaining antennas, ie, the antenna 11 lb, the antenna ll lc, and the antenna 11 Id, receive the reception intensity. Designated as a signal receiving antenna. After one frame period, the capsule endoscope 103 transmits an image signal to the antenna 111.
- the transmitted image signal is received by the external device 105 at the antenna 11 la having the maximum reception strength specified by the method described above. Since the position of the forceps endoscope 103 moves inside the subject 102, the reception intensity of the image signal received by each of the plurality of antennas 111 also fluctuates with the movement. Therefore, it is necessary to change the image signal receiving antenna for each frame so that the image signal can be received by using the antenna 11 li that always has the highest reception intensity by using the above-described method.
- the image signal received using the antenna 11 li is transmitted to the external device 105 via the receiving circuit 133 and the signal processing circuit 135 connected to the receiving circuit 133 via the compact circuit connected to the signal processing circuit 135.
- Image information can be recorded in a memory means 147 such as a flash (registered trademark) memory or a hard disk.
- the image signal processed by the signal processing circuit 135 can be displayed as an image on the spot by the liquid crystal monitor 112 connected to the signal processing circuit 135.
- FIG. 11 is a configuration diagram when the antenna and the cradle are mounted on the terminal device of the subject inspection apparatus according to the present embodiment.
- FIG. 12 is a perspective view when the antenna and the cradle are mounted on the terminal device of the subject inspection apparatus according to the present embodiment.
- FIG. 13 is a configuration diagram when the cradle is attached to the terminal device of the subject inspection apparatus according to the present embodiment and the antenna is removed.
- FIG. 14 is a perspective view when the cradle is attached to the terminal device of the subject inspection apparatus that is active in the present embodiment, and the antenna is removed.
- the terminal device has one antenna.
- the turret idler is shown in a functional shape instead of the shape shown in FIG. 8 for simplicity of explanation.
- the capsule endoscope 103 After being inserted into the human body 102, which is a subject, the capsule endoscope 103, which is a subject inspection apparatus, acquires predetermined biological information by using a sensor provided therein.
- the biological information acquired by the capsule endoscope 103 is subjected to signal processing by a signal processing circuit (not shown) provided inside the capsule endoscope 103, and a biological information signal as a subject information signal is obtained.
- a signal processing circuit not shown
- the antenna 201 as a receiving member is provided on the surface of clothing such as a shirt or a jacket (not shown) worn by the human body 102, or attached directly to the surface of the human body 102.
- the capsule endoscope 103 in the present embodiment may be any device that is inserted into the human body 102 and has a detection unit that detects biological information and a communication unit that transmits a biological information signal.
- the detection means may be a pH sensor, a temperature sensor, a pressure sensor, or the like, and the communication means is not limited to one using wireless communication.
- the shape of the subject inspection device is not limited to the capsule shape.
- One end of the cable 204 is connected to the antenna 201, and is electrically conductive.
- the other end of the cable 204 is connected to a detachable connector 205 which is detachable from a socket 206b which is a receiving connector of the terminal device 206, and a jack which is the detachable connector 205 is connected.
- the antenna 201 and the terminal device 206 are electrically connected, and the biological information signal received by the antenna 201 is input to the terminal device 206.
- the biological information signal input to the terminal device 206 is subjected to signal processing, information storage, and the like by a terminal device circuit 210 provided inside the terminal device 206 and including a signal processing circuit for performing various processes.
- the protrusion 205 a formed as a part of the detachable connector 205 is configured to be able to turn on and off a switch 7 provided inside the terminal device 6. Specifically, when the detachable connector 205 is inserted into the socket 206b of the terminal device 206, the switch 207 is turned off, and when the detachable connector 205 is removed from the socket 206b of the terminal 206, the switch 207 is turned on. It becomes. 11 and 12, the switch 207 is turned off, and the electrical connection of the line 207a connecting the terminal device circuit 210 and the cradle circuit 211 is invalidated.
- the terminal device 206 and the cradle 208 are detachable via a cradle port 209.
- the terminal device circuit 210 provided inside the terminal device 206 and the cradle The cradle circuit 211 provided inside 208 is electrically connected.
- a charging connector 206a as a contact of the terminal device 206 and a charging connector 208a as a contact of the cradle 208 can be connected.
- the terminal device 206 is provided with a detachable connector 205 attached to the terminal device 206, and is formed as a part of the detachable connector 205.
- the terminal 207 is open, that is, in the off state, the terminal device circuit 210 and the cradle circuit 211 are configured to be electrically disconnected.
- the terminal device 206 is configured such that the detachable connector 205 is detached from the terminal device 206, and the protrusion 205a formed as a part of the detachable connector 205 is detached.
- the switch 207 is turned on, the terminal device circuit 210 and the cradle circuit 211 are configured to be electrically connected.
- the terminal device 206 has a structure such that it can be detachably attached to a hook of a belt or the like, which is attached to the human body 2, for example.
- a power plug 212 is connected to the cradle 208 as a charger, and the power plug 212 is freely connectable to a commercial AC power outlet.
- the power plug 212 is connected to the commercial AC power outlet, and the terminal device 206 and the cradle 208 are connected via the charging connector 206a on the terminal device 206 side of the cradle port 209. Being done In this state, power is supplied from the cradle 208 to the terminal device 206, and the secondary battery 213 mounted inside the terminal device 206 can be charged.
- Driving power is supplied to the terminal device circuit 210 by discharging the charged secondary battery 213.
- the protruding portion 205a of the detachable connector 205 and the switch 207 constitute connection preventing means.
- a detecting means for detecting that the cable 204 is attached to the terminal device 206 for example, an electronic circuit as shown by a dotted line in FIG. And a switch unit 215 that switches on and off in conjunction with the cable connection detection unit 214.
- the protruding portion 205a of the detachable connector 205, the switch 207, the cable connection detecting portion 214, and the switch portion 215 constitute connection preventing means.
- the antenna 201 when the antenna 201 is connected to the terminal device 206 by the detachable connector 205 provided on the cable 204, the antenna 201 and the terminal device 206 are electrically connected. However, since the switch 207 is turned off by the insertion of the protrusion 205a formed as a part of the detachable connector 205, the terminal device 206 is connected to the clad nozzle 208 via the charging connector 206a of the power tray port 209. Even if it is, the terminal device 206 and the cradle 208 do not conduct electrically.
- the antenna 201 and the terminal device 206 are physically separated from each other, and are not electrically connected to each other. Since the switch 207 is turned on by the removal of the protrusion 205a formed as a part, the terminal device 206 and the cradle 208 are electrically connected.
- the subject test apparatus of the present embodiment Since the subject test apparatus of the present embodiment has the above-described characteristics, commercial AC power is supplied to the terminal device 206 with both the cable 204 connected to the antenna 201 and the cradle 208 attached.
- charging is performed by connecting the power plug 212 to the power supply, even if an excessive current is applied to the cradle 208 due to a failure or the like that cannot be predicted in advance, even if the cradle 208 receives excessive current, There is no possibility that an excessive current will flow directly to the living body via the 206, the cable 204, and the antenna 201.
- FIGS. 15 to 18 relate to Example 3 of the present invention. The same as in Example 2 The detailed description of the portion having the configuration is omitted.
- FIG. 15 is a configuration diagram when the antenna is mounted on the terminal device of the subject test apparatus that is active in this embodiment and the cradle is removed.
- FIG. 16 is a perspective view when the antenna is mounted on the terminal device of the object inspection apparatus according to the present embodiment and the cradle is removed.
- FIG. 17 is a configuration diagram when the cradle is attached to the terminal device of the subject inspection apparatus that is active in this embodiment and the antenna is removed.
- FIG. 18 is a perspective view when the cradle is attached to the terminal device of the subject inspection apparatus according to the present embodiment and the antenna is removed.
- one end of the cable 204 is connected to the antenna 201, and the other end of the cable 204 is connected to the detachable connector 221 that can be attached to and detached from the socket 222 b formed on the terminal device 222. Is provided.
- the detachable connector 221 is connected to the socket 222b, the antenna 201 and the terminal device 222 are electrically connected.
- the cradle 223 and the terminal device 222 can be attached and detached via the cradle port 229.
- a charging connector 222a which is a contact of the terminal device 222
- a charging connector 223a which is a contact of the cradle 223
- the terminal device 222 and the cradle 223 are electrically connected.
- the charging connector 222a and the socket 222b serving as a receiving connector are provided on the same plane on one side surface of the terminal device 222, and a secondary battery 224 is provided inside the terminal device 222. It is installed.
- the cradle 223 is provided with a power plug 212, and the power plug 212 is freely connectable to a commercial AC power outlet. As shown in the drawing, when the power plug 212 is connected to the commercial AC power supply and the terminal device 222 and the cradle 223 are connected, power is supplied from the cradle 223 to the terminal device 222. Then, the secondary battery 224 mounted inside the terminal device 222 can be charged.
- the charging connector 222a of the terminal device 222 is formed on the same plane as the socket portion 222b, and the cradle 223 is connected to the terminal device 222 when the terminal device 222 is connected.
- the cradle 223 is shaped so that a part thereof covers the socket part 222b. So Therefore, when the charging connector 222a is connected to the charging connector 223a and the connecting / disconnecting connector 221 is connected to the socket portion 222b, the connecting / disconnecting connector 221 is connected to the terminal device 222 as shown in FIG.
- the connection between the charging connector 222a of the cradle 223 and the charging connector 223a of the cradle 223 is physically prevented. Therefore, when the antenna 201 and the terminal device 222 are in an electrically conductive state, the cradle 223 and the terminal device 222 cannot be connected.
- the charging connector 222a of the terminal device 222 is formed on the same plane as the socket portion 222b, the charging connector 222a of the terminal device 222 is connected to the charging connector 223a of the cradle 223.
- the socket part 222b is physically shielded by the terminal device 222 and the cradle 223. Therefore, when the terminal device 222 and the cradle 223 are in an electrically conductive state, the antenna 201 and the terminal device 222 cannot be connected.
- the cradle 223 having the above-described shape, the charging connector 222a of the terminal device 222, and the socket part 222b constitute connection preventing means.
- the subject test apparatus of the present embodiment Since the subject test apparatus of the present embodiment has the above-described characteristics, it is physically impossible to simultaneously attach the cable 204 connected to the antenna 201 and the cradle 223 to the terminal device 222. It is possible. Therefore, similarly to the second embodiment, even if an excessive current is applied to the cradle 223 due to a failure or the like that cannot be predicted in advance during the charging operation, the antenna 201 is not connected to the cradle 223 when the charging operation is performed. Since the terminal device 222 is not electrically conducted, there is no possibility that an excessive current will flow directly to the living body.
- the physical connection of the path where an excessive current may flow can be cut off, so that the circuit provided inside the terminal device 222 and the cradle 223 can be disconnected. Even if an excessive current flows in such a manner as to short-circuit the path, the current does not reach the living body because the antenna 201 and the terminal device 222 are not electrically conducted.
- FIGS. 19 to 22 relate to a fourth embodiment of the present invention. Note that detailed description of portions having the same configuration as those of the second and third embodiments will be omitted.
- FIG. 19 is a configuration diagram when the antenna is mounted on the terminal device of the subject test apparatus that is active in the present embodiment and the cradle is removed.
- FIG. 20 shows the test results according to the present embodiment.
- FIG. 4 is a perspective view when the antenna is mounted on the terminal device of the body examination apparatus and the cradle is removed.
- FIG. 21 is a configuration diagram when the cradle is attached to the terminal device of the subject inspection apparatus according to the present embodiment and the antenna is removed.
- FIG. 22 is a perspective view when the cradle is attached to the terminal device of the subject inspection apparatus according to the present embodiment and the antenna is removed.
- one end of the cable 204 is connected to the antenna 201, and the other end of the cable 204 is connected to the detachable connector 231 that can be attached to and detached from the socket 232 b formed in the terminal device 232. Is provided.
- the detachable connector 231 is connected to the socket part 232b, the antenna 201 and the terminal device 232 are electrically connected.
- the charging connector 232a and the socket portion 232b of the terminal device 232 are formed on the same plane on one side surface of the terminal device 232, and a secondary battery 234 is mounted inside the terminal device 232. ing.
- the terminal device 232 is provided with a port cover 232c that is movable on the outer surface of the terminal device 232.
- the port cover 232c has, for example, an engaging portion on the inner surface for engaging with a groove 232d provided on the outer surface of the terminal device 232 as shown in FIG. 19, and the engaging portion extends through the inside of the groove 232d.
- the terminal device 232 is configured to be movable on the outer surface of the terminal device 232 while sliding.
- the cradle 233 and the terminal device 232 are detachable via the cradle port unit 239.
- a charging connector 232a as a contact section of the terminal device 232 and a charging connector 233a as a contact section of the cradle 233 can be connected.
- the charging connector 233a of the cradle 233 and the charging connector 232a of the terminal device 232 are connected, the terminal device 232 and the cradle 233 are electrically connected.
- the cradle 233 is provided with a power plug 212, and the power plug 212 is freely connectable to a commercial AC power supply. As shown in the figure, when the power plug 212 is connected to the commercial AC power supply and the terminal device 232 and the cradle 233 are connected, power is supplied from the cradle 233 to the terminal device 232. Thus, the secondary battery 234 mounted inside the terminal device 232 can be charged.
- the socket portion 232b and the detachable connector 231 are physically connected.
- the charging connector 232a and the charging connector 233a can be placed at a position where the connection between the charging connector 232a and the charging connector 233a is physically prevented.
- the port cover 232c so as to match the second position shown in FIG. 21, the charging connector 232a and the charging connector 233a can be physically connected, and the socket 232b can be connected to the charging connector 232a. It can be arranged at a position where the connection with the detachable connector 231 is physically prevented.
- the port cover 232c provided on the terminal device 232 constitutes a connection preventing means.
- the subject test apparatus of the present embodiment Since the subject test apparatus of the present embodiment has the above-described characteristics, it is physically impossible to simultaneously attach the cable 204 connected to the antenna 201 and the cradle 233 to the terminal device 232. It is possible. Therefore, as in the case of the second and third embodiments, even if an excessive current is applied to the cradle 233 due to a failure or the like that cannot be predicted in advance during the charging operation, the antenna is not charged when the charging operation is performed. Since there is no electrical connection between the terminal 201 and the terminal device 232, there is no possibility that an excessive current flows directly to the living body.
- the physical connection of the path where an excessive current may flow can be cut off, and one of the charging connector 232a and the socket portion 232b, which is not used, can be used. Since the port cover 232c is moved to and shielded from the location, the shielded location is more easily visually recognized and has a structure as compared with the third embodiment.
- FIG. 23 to FIG. 26 relate to Embodiment 5 of the present invention.
- the detailed description of the portions having the same configuration as the portions described in the second to fourth embodiments will be omitted.
- FIG. 23 shows a state in which an antenna is mounted on a cover provided on the terminal device of the subject test apparatus according to the present embodiment, and the antenna is electrically connected to the terminal device. It is a block diagram.
- FIG. 24 is a perspective view showing a state in which an antenna is mounted on a cover provided on the terminal device of the subject inspection apparatus according to the present embodiment, and the antenna is electrically connected to the terminal device. It is.
- FIG. 25 is a configuration diagram showing a state in which a cradle is mounted on the terminal device of the subject inspection apparatus according to the present embodiment, and the antenna and the terminal device are not electrically connected.
- FIG. 26 shows a state in which a cradle is attached to the terminal device of the subject test apparatus according to the present embodiment, and the antenna is electrically connected to the terminal device.
- FIG. 3 is a perspective view showing a state.
- one end of the cable 204 is connected to the antenna 201, and the other end of the cable 204 is provided with a detachable connector 241.
- the cover 243 movably formed with respect to the terminal device 242 is provided with one or a plurality of socket portions 243a detachable from the detachable connector 241.
- a socket 243a is provided on the outer surface of the cover 243, and a plug 243b is provided on the inner surface of the cover 243.
- the socket 243a and the plug 243b are electrically connected inside the cover 243. It is connected.
- a coin screw or a lock mechanism (not shown) is provided at a place where each of the terminal device 242 and the cover 243 is attached.
- the cover 243 has, on the inner surface thereof, an engaging portion which engages with a groove 242c provided on the outer surface of the terminal device 242 as shown in FIG. 23, for example. It is configured to be able to move on the outer surface of the terminal device 242 while sliding inside.
- An operation button group 244 is provided at a portion on the outer surface of the terminal device 242 and within the open / close area of the cover 243, and the operation of the terminal device 242 is performed by operating the operation button group 244. It is possible to change the state setting.
- a socket 242b is provided on the outer surface of the terminal device 242 and is covered by the cover 243. The socket 242b is configured to be detachable from a plug 243b provided inside the cover 243. Have been. Further, a secondary battery 246 is mounted inside the terminal device 242.
- the terminal device 242 and the cradle 245 are detachable via the cradle port 249 in the state shown in FIG.
- a charging connector 242a as a contact of the terminal device 242 and a charging connector 245a as a contact of the cradle 245 can be connected.
- the charging connector 242a of the terminal device 242 and the charging connector 245a of the cradle 245 are connected, the terminal device 242 and the cradle 245 are electrically connected.
- the cradle 245 is provided with a power plug 212, and the power plug 212 is freely connectable to a commercial AC power outlet. As shown in the figure, the power plug 212 is connected to the commercial AC power outlet, and the terminal device 242 and the cradle 245 are connected. In this state, power is supplied from the cradle 245 to the terminal device 242, and the secondary battery 246 mounted inside the terminal device 242 can be charged.
- the cover 243 is moved so as to match the first position shown in FIG. 23, so that the socket 242b provided on the terminal device 242 and the plug 243b provided on the cover 243 are provided. Is connected, and the terminal device 242 and the cover 243 are electrically connected. At this time, if the detachable connector 241 is connected to the socket portion 243a, the terminal device 242 is electrically connected to the antenna 201 via the detachable connector 241 and the cable 204.
- the terminal device 242 and the cradle 245 cannot be connected because the cradle port portion 249 is physically shielded by the cover 243. Further, when the cover 243 is in the first position shown in FIG. 23, the operation button group 244 provided in the open / close area of the terminal device 242 by the cover 243 is shielded, so that the antenna 201 and the terminal device 242 are electrically connected.
- the terminal device 242 prevents erroneous operation of the terminal device 242 when the terminal device 242 is in an electrically conductive state. be able to.
- the cradle 245 can be connected to the cradle port 249, and the terminal device 242 and the cradle 245 can be electrically connected. Further, the operation button group 244 is exposed, and a state in which the state setting of the terminal device 242 can be changed or the like can be performed. Further, when the cover 243 is in the second position shown in FIG. 25, the socket 242b provided on the terminal device 242 and the plug 243b provided on the cover 243 are physically separated, so that the terminal device 242 and the cover 243 are separated. There is no electrical conduction. At this time, as shown in FIG.
- connection blocking means constitutes connection blocking means.
- the paths connected to the antenna 201 and the cradle 245 cannot be simultaneously electrically connected to the terminal device 242. Therefore, the charging operation was performed in the same manner as in Examples 2 to 4. Even if an excessive current is applied to the cradle 245 due to a failure that cannot be predicted in advance, the antenna 201 and the terminal device 242 are not electrically connected when performing the charging operation. Thus, there is no possibility that an excessive current flows immediately. Further, in this embodiment, similarly to the third and fourth embodiments, the physical connection of the path where an excessive current may flow can be cut off, and the cover 243 is moved as shown in FIG.
- the operation button group 244 is shielded by the cover 243, so that erroneous operation of the terminal device 242 can be prevented. Further, when the cover 243 is moved to the second position shown in FIG. 25, the antenna 201 and the terminal device 242 are not electrically connected, and the antenna 201 and the cover 243 are connected. Since charging can also be performed, it is possible to save the trouble of attaching and detaching the detachable connector 41 during the charging operation.
- the receiving device according to the present invention is useful for a medical observation device that is introduced into a human body and observes a test site. It is suitable for easily and easily preventing the connection state to be connected.
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Abstract
Description
Claims
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Application Number | Priority Date | Filing Date | Title |
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JP2004-059615 | 2004-03-03 | ||
JP2004059615A JP4102319B2 (ja) | 2004-03-03 | 2004-03-03 | 被検体検査装置 |
JP2004-112104 | 2004-04-06 | ||
JP2004112104A JP4009610B2 (ja) | 2004-04-06 | 2004-04-06 | 受信装置 |
Publications (1)
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WO2005084522A1 true WO2005084522A1 (ja) | 2005-09-15 |
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PCT/JP2005/001617 WO2005084522A1 (ja) | 2004-03-03 | 2005-02-03 | 受信装置および被検体検査装置 |
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Cited By (1)
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CN109862820A (zh) * | 2016-10-14 | 2019-06-07 | 奥林巴斯株式会社 | 接收天线、接收天线单元、接收系统以及接收装置 |
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JPH06296589A (ja) * | 1992-09-22 | 1994-10-25 | Olympus Optical Co Ltd | 医療システム |
JPH08110485A (ja) * | 1995-10-04 | 1996-04-30 | Olympus Optical Co Ltd | 電子内視鏡装置 |
JPH1199130A (ja) * | 1997-09-26 | 1999-04-13 | Nec Gumma Ltd | 在宅医療監視装置および在宅医療監視装置の感電防止方 法 |
JP2003019111A (ja) * | 2001-05-20 | 2003-01-21 | Given Imaging Ltd | 生体内信号源の位置を探知するアレーシステム及び方法 |
JP2003135389A (ja) * | 2001-11-06 | 2003-05-13 | Olympus Optical Co Ltd | カプセル型医療装置 |
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JPH06296589A (ja) * | 1992-09-22 | 1994-10-25 | Olympus Optical Co Ltd | 医療システム |
JPH08110485A (ja) * | 1995-10-04 | 1996-04-30 | Olympus Optical Co Ltd | 電子内視鏡装置 |
JPH1199130A (ja) * | 1997-09-26 | 1999-04-13 | Nec Gumma Ltd | 在宅医療監視装置および在宅医療監視装置の感電防止方 法 |
JP2003019111A (ja) * | 2001-05-20 | 2003-01-21 | Given Imaging Ltd | 生体内信号源の位置を探知するアレーシステム及び方法 |
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CN109862820A (zh) * | 2016-10-14 | 2019-06-07 | 奥林巴斯株式会社 | 接收天线、接收天线单元、接收系统以及接收装置 |
CN109862820B (zh) * | 2016-10-14 | 2021-12-21 | 奥林巴斯株式会社 | 接收天线、接收天线单元以及接收系统 |
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