WO2021181701A1 - Support d'antenne - Google Patents

Support d'antenne Download PDF

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Publication number
WO2021181701A1
WO2021181701A1 PCT/JP2020/011270 JP2020011270W WO2021181701A1 WO 2021181701 A1 WO2021181701 A1 WO 2021181701A1 JP 2020011270 W JP2020011270 W JP 2020011270W WO 2021181701 A1 WO2021181701 A1 WO 2021181701A1
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WO
WIPO (PCT)
Prior art keywords
antenna
main body
pressing portion
antenna holder
pressing
Prior art date
Application number
PCT/JP2020/011270
Other languages
English (en)
Japanese (ja)
Inventor
海斗 音成
裕也 田中
亮介 中村
Original Assignee
オリンパス株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by オリンパス株式会社 filed Critical オリンパス株式会社
Priority to PCT/JP2020/011270 priority Critical patent/WO2021181701A1/fr
Publication of WO2021181701A1 publication Critical patent/WO2021181701A1/fr

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Classifications

    • 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

Definitions

  • the present invention relates to an antenna holder that holds a receiving antenna that receives a radio signal.
  • capsule-type endoscopes having a built-in imaging function, wireless communication function, etc. in a capsule-shaped housing formed in a size that can be introduced into the digestive tract of a subject such as a patient are known.
  • this capsule-type endoscope moves inside the subject such as in the digestive tract by peristaltic movement, etc., and sequentially images the inside of the subject to generate image data, and this image is generated.
  • Data is transmitted wirelessly in sequence.
  • the image data wirelessly transmitted by the capsule endoscope is received by the receiving device via a plurality of receiving antennas provided outside the subject. Each of the plurality of receiving antennas is held by a sheet-shaped holding portion and fixed to the body surface of the subject (see, for example, Patent Document 1).
  • the holding portion is attached to the subject by using the elastic portion having elasticity and the belt.
  • the stretchable portion and the belt are connected to the holding portion at one end and the other end in the circumferential direction with respect to the subject.
  • the holding portion comes into close contact with the subject due to the expansion and contraction of the expansion and contraction portion.
  • the receiving antenna is brought into close contact with the subject via the holding portion.
  • Patent Document 1 all the receiving antennas necessary for receiving the image data wirelessly transmitted by the capsule endoscope are arranged on one flexible substrate.
  • the holding portion holds the flexible substrate having a large area, the flexible substrate is not wrinkled even if tension is applied from the belt to the holding portion.
  • the receiving antennas are arranged on each of a plurality of flexible substrates having a small area and the holding portion holds each receiving antenna (flexible substrate), the holding portion may be wrinkled due to the tension applied from the telescopic portion or the belt. If the holding portion is wrinkled, the adhesion of the receiving antenna to the subject may be reduced.
  • the present invention has been made in view of the above, and an object of the present invention is to provide an antenna holder capable of mounting a receiving antenna on a subject without deteriorating the adhesion to the subject.
  • the antenna holder includes at least one antenna holding portion that holds a receiving antenna that receives a radio signal transmitted from the capsule endoscope, and the above-mentioned antenna holder.
  • the pressing portion of the main body At a position where the pressing portion of the main body is sandwiched between the main body to which the antenna holding portion is fixed, the pressing portion that covers at least a part of the antenna holding portion and has elasticity at least a part, and the pressing portion of the main body in the first direction.
  • the first and second extension restricting portions provided respectively, one end is connected to the first end region including one end of the pressing portion in the first direction, and the other end is the first end.
  • the pressing portion is elongated by a load applied from the belt portion and comes into contact with at least the first extension restricting portion.
  • the antenna holder according to the present invention is characterized in that one end of the belt is connected to the first end region and the other end is connected to the second end region.
  • the antenna holder according to the present invention is characterized in that one end of the belt is connected to the first end region and the other end is connected to the third end region.
  • the antenna holder according to the present invention is characterized in that, in the above invention, it is further provided with an elastic portion which is provided between the pressing portion and the belt and has a higher elastic modulus than the pressing portion.
  • the antenna holder according to the present invention is further provided with an elastic portion which is provided between the main body portion and the belt and has a higher elastic modulus than the pressing portion.
  • the antenna holder according to the present invention is characterized in that, in the above invention, the belt extends in the first direction and has a higher elastic modulus than the pressing portion.
  • the antenna holder according to the present invention has the length of the belt in the second direction perpendicular to the first direction smaller than the length of the pressing portion in the second direction. It is a feature.
  • the antenna holder according to the present invention is characterized in that, in the above invention, a part of the pressing portion has non-stretchability with respect to the first direction.
  • the antenna holder according to the present invention includes a plurality of the antenna holding portions, the plurality of the antenna holding portions are arranged in a matrix shape, and the pressing portion has a strip shape extending in the first direction. It is characterized by having a plurality of partial pressing portions that cover the antenna holding portions that are different from each other and are arranged in a second direction perpendicular to the first direction.
  • the antenna holder according to the present invention is characterized in that, in the above invention, the pressing portion is provided in at least one of the first and second end regions and has a reinforcing portion having rigidity.
  • the second extension restricting portion is connected to the end portion of the pressing portion on the second end region side and is detachably attached to the main body portion. It is characterized in that it is provided.
  • the antenna holder according to the present invention has a fixing portion in which the pressing portion is provided at a position different from the first and second end regions and is fixed to the main body portion. It is a feature.
  • At least one of the first and second extension control portions has a long shape extending in a second direction perpendicular to the first direction, and both ends. Is fixed to the main body portion, and the belt portion is inserted into a space formed by the main body portion and one extension restricting portion.
  • At least one of the first and second extension restricting portions has a long shape extending in the first direction, and both ends are fixed to the main body portion.
  • the reinforcing portion is inserted into the space formed by the main body portion and one of the extension restricting portions.
  • the antenna holder according to the present invention is characterized in that, in the above invention, at least one of the first and second extension restricting portions is a protrusion protruding from the surface of the main body portion.
  • the receiving antenna can be attached to the subject without lowering the adhesion to the subject.
  • FIG. 1 is a schematic view showing a schematic configuration of a capsule-type endoscope system including an antenna holder according to a first embodiment of the present invention.
  • FIG. 2 is a schematic view showing a schematic configuration of the antenna holder shown in FIG.
  • FIG. 3 is a schematic diagram showing a schematic configuration of the receiving antenna shown in FIG.
  • FIG. 4 is an enlarged view (No. 1) of the antenna holder shown in FIG.
  • FIG. 5 is a diagram illustrating an example of a state in which the pressing portion is contracted.
  • FIG. 6 is an enlarged view (No. 2) of the antenna holder shown in FIG.
  • FIG. 7 is a diagram illustrating an example of a state in which the pressing portion is extended.
  • FIG. 1 is a schematic view showing a schematic configuration of a capsule-type endoscope system including an antenna holder according to a first embodiment of the present invention.
  • FIG. 2 is a schematic view showing a schematic configuration of the antenna holder shown in FIG.
  • FIG. 3 is
  • FIG. 8 is a diagram illustrating a load applied to a subject when the antenna holder is attached.
  • FIG. 9 is a diagram showing a configuration of an antenna holder according to a second embodiment of the present invention.
  • FIG. 10 is a diagram showing a configuration of an antenna holder according to a third embodiment of the present invention.
  • FIG. 11 is a diagram showing a configuration of a main part of an antenna holder according to a modified example of the third embodiment of the present invention.
  • FIG. 12 is a diagram showing a configuration of an antenna holder according to a fourth embodiment of the present invention.
  • FIG. 13 is a diagram showing a configuration of an antenna holder according to a fifth embodiment of the present invention.
  • FIG. 14 is a diagram showing a configuration of an antenna holder according to a sixth embodiment of the present invention.
  • FIG. 15 is a diagram showing a configuration of an antenna holder according to a modified example of the sixth embodiment of the present invention.
  • FIG. 16 is a diagram showing a configuration of an antenna holder according to a seventh embodiment of the present invention.
  • FIG. 17 is a diagram showing a configuration of an antenna holder according to a modified example of the seventh embodiment of the present invention.
  • FIG. 18 is a diagram showing a configuration of an antenna holder according to a modified example of the seventh embodiment of the present invention.
  • FIG. 1 is a schematic view showing a schematic configuration of a capsule-type endoscope system including an antenna holder according to a first embodiment of the present invention.
  • the capsule-type endoscope system 1 shown in FIG. 1 includes a capsule-type endoscope 3 as a medical device introduced in the subject 2, and an antenna holder 4 mounted on the subject 2 and holding a plurality of receiving antennas.
  • the antenna device 5 which is attached to the antenna holder 4 and has a plurality of receiving antennas for receiving the radio signal transmitted from the capsule type endoscope 3 introduced in the subject 2, and the antenna device 5 are attached and detached.
  • the antenna unit is composed of the antenna holder 4 and the receiving antenna included in the antenna device 5.
  • the capsule-type endoscope 3 has an imaging function for imaging the inside of the subject 2 and a wireless function for transmitting a wireless signal including image data obtained by imaging the inside of the subject 2 to the receiving antenna 51.
  • the capsule endoscope 3 passes through the esophagus in the subject 2 by being swallowed in the subject 2, and moves in the subject 2 by the peristaltic movement of the gastrointestinal lumen.
  • the capsule endoscope 3 sequentially images the inside of the subject 2 at minute time intervals, for example, 0.5 second intervals (2 fps) while moving in the subject 2, and captures the image data in the imaged subject 2. It is generated and sequentially transmitted to the antenna device 5.
  • the capsule endoscope 3 outputs, for example, a radio signal having a frequency of 300 MHz or more and 500 MHz or less.
  • FIG. 2 is a schematic view showing a schematic configuration of the antenna holder shown in FIG. 1, and is a diagram showing a state in which the antenna holder 4 is attached to the subject 2.
  • the antenna holder 4 includes a belt portion 41, an antenna mounting portion 42, and an extension restricting portion (stopper) 43.
  • FIG. 3 is a schematic diagram showing a schematic configuration of the receiving device shown in FIG.
  • the antenna device 5 includes a plurality of receiving antennas 51 that receive radio signals from the capsule-type endoscope 3, and an antenna cable 52 that propagates the radio signals received by the plurality of receiving antennas 51 to the receiving device 6. And a connector portion 53 connected to the receiving device 6.
  • the configuration of the receiving antenna 51 will be described later.
  • the belt portion 41 of the antenna holder 4 is attached to the subject 2 to fix the antenna holder 4 along the body surface of the subject 2.
  • the belt portion 41 is formed by using a non-stretchable material.
  • Non-stretchable materials include, for example, leather, cloth and synthetic fibers (eg polyester, nylon).
  • FIG. 4 is an enlarged view (No. 1) of the antenna holder 4 of FIG.
  • FIG. 5 is a cross-sectional view taken along the line AA shown in FIG. 4 and is a diagram illustrating an example of a state in which the pressing portion is contracted.
  • a plurality of receiving antennas 51 are attached to the antenna attachment portion 42.
  • the antenna mounting portion 42 is provided in a main body portion 421 accommodating a plurality of receiving antennas 51 and in the main body portion 421, each of which holds one receiving antenna 51 and fixes its position. It has an antenna holding portion 422 and an elastic pressing portion 423 that presses the subject at the time of attachment.
  • the six antenna holding portions 422 are arranged in a matrix of three in the first direction and two in the second direction.
  • the number of the antenna holding portions 422 will be six, and the six receiving antennas 51 will be attached.
  • the number of the antenna holding portions 422 and the receiving antenna 51 is not limited to six, and one or more. Just do it. Further, the numbers of the antenna holding portion 422 and the receiving antenna 51 are not always the same.
  • the main body portion 421 is formed by using a cloth or the like.
  • the main body 421 has, for example, a bag-shaped opening that can be opened and closed by using a point fastener, a wire fastener, or a hook-and-loop fastener.
  • the antenna holding portion 422 is a cloth or the like formed in a pocket shape, and contains one receiving antenna 51 inside. Each antenna holding portion 422 is provided corresponding to a position where the receiving antenna 51 is arranged.
  • the antenna holding portion 422 is provided on the surface of the main body portion 421 opposite to the side to be mounted on the subject 2
  • the antenna holding portion 422 is the main body portion.
  • the configuration may be provided on the surface of 421 on the side to be mounted on the subject 2.
  • the pressing portion 423 is formed by using an elastic material such as rubber or polyurethane elastic fiber.
  • the pressing portion 423 is arranged on the side opposite to the subject 2 side with respect to the main body portion 421. That is, the pressing portion 423 covers the surface of the receiving antenna 51 opposite to the subject 2 side.
  • the pressing portion 423 has a uniform elastic force.
  • the pressing portion 423 is connected to the belt portion 41 and extends according to the tension applied by the belt portion 41 being attached to the subject.
  • the belt portions 41 are provided at both ends of the pressing portion 423 in the first direction (left-right direction in FIG. 4). That is, the belt portion 41 is connected at a position where the pressing portion 423 is sandwiched in the first direction.
  • the belt portion 41 is connected to the pressing portion 423 in regions R 1 and R 2 in the vicinity thereof including the end portion of the pressing portion 423 in the first direction. That is, the connection position of the belt portion 41 to the pressing portion 423 may be a position slightly inside the end portion of the pressing portion 423.
  • the pressing portion 423 is formed in a size that covers the region including all the antenna holding portions 422.
  • the natural length of the pressing portion 423 in the first direction is preferably smaller than the length in the first direction between the mounting positions of the pressing portion 423 in the main body portion 421.
  • the pressing portion 423 attached to the main body portion 421 is in a state in which a compressive force is applied.
  • the natural length corresponds to the natural length of the pressing portion 423.
  • the natural state means a state in which no load other than gravity is applied and no tension is applied to the pressing portion 423.
  • the length L 1 of the belt portion 41 in the second direction is smaller than the length L 2 of the pressing portion 423 in the second direction (vertical direction in FIG. 4).
  • the second direction is a direction orthogonal to the first direction.
  • the extension regulating portions 43 are provided at both ends of the main body portion 421 in the first direction.
  • the extension restricting portion 43 has a long shape that can be flexed, and both ends are fixed to the main body portion 421.
  • the distance between the fixed positions of the extension regulating portion 43 in the main body portion 421 is larger than the length L 1 of the belt portion 41 and smaller than the length L 2 of the pressing portion 423.
  • the belt portion 41 is inserted into the space formed by the main body portion 421 and the extension restricting portion 43.
  • the pressing portion 423 When the pressing portion 423 is in the contracted state (natural state), the main body portion 421 is in a state where wrinkles can occur (see FIG. 5). In this state, when a load that pulls the pressing portion 423 in the first direction is applied from the belt portion 41, the pressing portion 423 extends.
  • FIG. 6 is an enlarged view (No. 2) of the antenna holder shown in FIG.
  • FIG. 7 is a diagram illustrating an example of a state in which the pressing portion is extended corresponding to the cross section taken along the line AA shown in FIG.
  • the pressing portion 423 is restricted from moving in the first direction by abutting on the extension restricting portion 43.
  • the main body portion 421 is pulled in the first direction and becomes wrinkle-free (see FIG. 7).
  • the pressing portion 423 is pulled and crimped to the main body portion 421, and the main body portion 421 becomes wrinkle-free as the pressing portion 423 extends. Attached to 2.
  • the receiving antenna 51 is composed of a substrate 512 on which an antenna element 511 that receives a radio signal from the capsule endoscope 3 is mounted.
  • the substrate 512 may be configured by using a flexible substrate that can be flexed, or may be configured by using a rigid substrate having rigidity.
  • the antenna element 511 includes an antenna such as a dipole antenna.
  • FIG. 8 is a diagram illustrating a load applied to a subject when the antenna holder is attached.
  • a load F 40 corresponding to tightening is applied to the subject 2 from the belt portion 41 (see FIG. 8).
  • the tension F 41 is applied to the main body portion 421 from the belt portion 41 via the pressing portion 423 and the extension restricting portion 43.
  • the pressing portion 423 is extended, and the extended pressing portion 423 applies a load F 42 that presses the main body 421 against the subject 2. Due to this load F 42 , the main body 421 is brought into close contact with the subject 2. Further, since the pressing portion 423 is deformed according to the shape of the lower abdomen of the subject 2, the adhesion can be ensured regardless of the body shape.
  • the main body portion 421 can be brought into close contact with the subject 2 by extending the pressing portion 423.
  • the receiving device 6 records the image data in the subject 2 included in the radio signal transmitted from the capsule endoscope 3 via the plurality of receiving antennas 51, or the image in the subject 2. Display the image corresponding to the data.
  • the receiving device 6 includes a receiving display unit 61 that displays an image corresponding to the image data, and an operating unit 62 that receives an instruction signal for operating the receiving device 6 and information regarding the position of each receiving antenna 51. .. Further, the receiving device 6 receives the radio signal transmitted from the capsule endoscope 3 via each receiving antenna 51, and receives the reception strength (reception electric field strength) of the received radio signal for each receiving antenna 51. And record it, and estimate the position of the capsule endoscope 3 in the subject 2.
  • the receiving device 6 receives the image data included in the radio signal received from the capsule-type endoscope 3, the reception strength of the radio signal received by each receiving antenna 51, and the time of the image data generated by the capsule-type endoscope 3. The information is recorded in association with each other.
  • the image processing device 7 displays an image corresponding to the image data in the subject 2 acquired through the receiving device 6.
  • the image processing device 7 includes a cradle 71 that reads image data and the like from the receiving device 6, an operation input unit 72 such as a mouse 72a and a keyboard 72b, and a display unit 73 that displays an image corresponding to the image data.
  • the cradle 71 includes image data from the receiving device 6, reception intensity of each receiving antenna 51 associated with the image data, and time information of the image data generated by the capsule endoscope 3. And the identification information of the capsule type endoscope 3 and the like are acquired, and the acquired various information is transferred to the image processing device 7.
  • the operation input unit 72 accepts input by the user. The user observes living parts inside the subject 2, such as the esophagus, stomach, small intestine, and large intestine, while operating the operation input unit 72 and observing the images in the subject 2 sequentially displayed by the image processing device 7. , Diagnose subject 2.
  • the pressing portion 423 extends according to the load from the belt portion 41 and abuts on the extension restricting portion 43 to bring the main body portion 421. Smooth out wrinkles.
  • the main body portion 421 is brought into close contact with the subject 2 in a state in which wrinkles are stretched due to the stretching of the pressing portion 423.
  • the receiving antenna is attached to the subject regardless of the body shape of the subject without reducing the adhesion to the subject. Can be done.
  • the extension restricting portion 43 has a flexible elongated shape
  • the present invention is not limited to this, and the extension of the pressing portion 423 can be restricted by contacting the pressing portion 423. If so, it is applicable.
  • the extension of the pressing portion 423 may be restricted by a protrusion protruding from the surface of the main body portion 421.
  • the extension restricting portion 43 may be arranged on one end side in the first direction, and the extension regulating portion composed of protrusions may be arranged on the other end side in the first direction.
  • FIG. 9 is a diagram showing a configuration of an antenna holder according to a second embodiment of the present invention.
  • the antenna holder 4A according to the second embodiment has a belt portion 41, an antenna mounting portion 42A, and an extension restricting portion 43.
  • a configuration (antenna mounting portion 42A) different from the above-described first embodiment will be described.
  • the antenna mounting portion 42A includes the main body portion 421 and the antenna holding portion 422 described above, and the elastic pressing portion 423A provided on the main body portion 421.
  • the pressing portion 423A different from the above-described first embodiment will be described.
  • the pressing portion 423A is formed by using an elastic material such as rubber or polyurethane elastic fiber. Similar to the pressing portion 423, the pressing portion 423A is arranged on the side opposite to the subject 2 side with respect to the main body portion 421 when the antenna holder 4 is attached to the subject 2.
  • the pressing portion 423A is provided on one end side in the first direction and has elastic first pressing portion 423a, and the pressing portion 423A is provided on the other end side in the first direction and has elasticity. It is provided between the 423b and the first pressing portion 423a and the second pressing portion 423b, and includes an inelastic third pressing portion 423c.
  • the elastic force of the first pressing portion 423a and the second pressing portion 423b is, for example, the same as the elastic force of the pressing portion 423 described above.
  • the first pressing portion 423a and the second pressing portion 423b of the pressing portion 423A are loaded from the belt portion 41 and the body shape of the subject 2.
  • the wrinkles of the main body portion 421 are stretched by abutting against the stretch restricting portion 43.
  • the main body portion 421 is brought into close contact with the subject 2 in a state in which wrinkles are stretched due to the stretching of the pressing portion 423.
  • the receiving antenna can be attached to the subject without deteriorating the adhesion to the subject.
  • the expansion / contraction region of the pressing portion 423A is smaller than that of the above-mentioned pressing portion 423. According to the second embodiment, the pressing portion 423A can be extended with a small force by reducing the expanding / contracting region while securing the expansion / contraction range of the pressing portion 423A.
  • the expansion / contraction region of the pressing portion 423A may be reversed.
  • the formed portions of the first pressing portion 423a and the second pressing portion 423b described above may be made inelastic, and the formed region of the third pressing portion 423c may be made elastic.
  • FIG. 10 is a diagram showing a configuration of an antenna holder according to a third embodiment of the present invention.
  • the antenna holder 4B according to the third embodiment has a belt portion 41, an antenna mounting portion 42B, and an extension restricting portion 43.
  • a configuration (antenna mounting portion 42B) different from the above-described first embodiment will be described.
  • the antenna mounting portion 42B includes the main body portion 421 and the antenna holding portion 422 described above, and the elastic pressing portion 423B provided on the main body portion 421.
  • a pressing portion 423B different from the above-described first embodiment will be described.
  • the pressing portion 423B is formed by using a stretchable material such as rubber or polyurethane elastic fiber and a non-stretchable material having no stretchability. Similar to the pressing portion 423, the pressing portion 423B is arranged on the side opposite to the subject 2 side with respect to the main body portion 421 when the antenna holder 4 is attached to the subject 2.
  • the pressing portion 423B is provided with a close contact portion 423d that has elasticity and comes into close contact with the subject, and reinforcing portions 423e at both ends of the close contact portion 423d in the first direction.
  • the reinforcing portion 423e extends from one end to the other end of the close contact portion 423d in the second direction and has rigidity.
  • the belt portion 41 is connected to the reinforcing portion 423e.
  • the load applied from the belt portion 41 is transmitted to the reinforcing portion 423e.
  • the load in the first direction is uniform in the second direction to the close contact portion 423d. Join in.
  • the pressing portion 423B extends according to the load from the belt portion 41 and the body shape of the subject 2, and hits the extension regulating portion 43. By touching it, the wrinkles of the main body 421 are smoothed out.
  • the main body portion 421 is brought into close contact with the subject 2 in a state in which wrinkles are stretched due to the stretching of the pressing portion 423B.
  • the receiving antenna can be attached to the subject without deteriorating the adhesion to the subject.
  • the pressing portion 423B in order to disperse the load from the belt portion 41 in the second direction and transmit it to the close contact portion 423d by the reinforcing portion 423e, the pressing portion 423B is extended with a uniform force to the subject 2. Can be brought into close contact.
  • FIG. 11 is a diagram showing a configuration of a main part of an antenna holder according to a modified example of the third embodiment of the present invention.
  • a configuration (reinforcing portion) different from that of the third embodiment described above will be described.
  • the antenna holder has a reinforcing member 44 in addition to the main body portion, the antenna holding portion, the pressing portion, and the extension restricting portion.
  • the reinforcing member 44 has rigidity and extends from one end to the other end of the close contact portion 423d in the second direction when the antenna holder is attached.
  • the pressing portion is provided with accommodating portions 423f at both ends of the close contact portion 423d in the first direction (only one accommodating portion is shown in FIG. 11).
  • the accommodating portion 423f has a bottomed tubular shape and holds the reinforcing member 44 so that it can be inserted and removed.
  • the belt portion 41 is connected to the accommodating portion 423f.
  • the reinforcing portion is composed of the accommodating portion 423f and the reinforcing member 44.
  • the load applied from the belt portion 41 is transmitted to the accommodating portion 423f.
  • the close contact portion 423d receives a load in the first direction (a load that pulls the close contact portion 423d). Add evenly in two directions.
  • FIG. 12 is a diagram showing a configuration of an antenna holder according to a fourth embodiment of the present invention.
  • the antenna holder 4C according to the fourth embodiment has a belt portion 41, an antenna mounting portion 42, an extension restricting portion 43, and an expansion / contraction portion 45 connecting the belt portion 41 and the antenna mounting portion 42B.
  • a configuration (expandable portion 45) different from the above-described first embodiment will be described.
  • the expansion / contraction portions 45 are provided at both ends of the pressing portion 423 in the first direction.
  • the telescopic portion 45 is connected to the pressing portion 423 at one end and to the belt portion 41 at the other end.
  • the elastic portion 45 is formed by using an elastic material such as rubber or polyurethane elastic fiber, and has a higher elastic modulus than the pressing portion 423. Therefore, the pressing portion 423 is preferentially extended with respect to the load applied from the belt portion 41.
  • the pressing portion 423 extends according to the load from the belt portion 41 and the body shape of the subject 2, and hits the extension regulating portion 43. By touching it, the wrinkles of the main body 421 are smoothed out.
  • the main body portion 421 is brought into close contact with the subject 2 in a state in which wrinkles are stretched due to the stretching of the pressing portion 423.
  • the receiving antenna can be attached to the subject without deteriorating the adhesion to the subject.
  • the elastic portion 45 absorbs the change in the abdominal circumference caused by the activities of daily living of the subject when the antenna holder 4C is attached to the subject 2. For example, when the abdominal circumference is increased, the stretchable portion 45 is stretched, so that the discomfort felt by the subject 2 due to the tightening of the belt portion 41 can be suppressed. Further, when the abdominal circumference is reduced, the elastic portion 45 absorbs the change in the abdominal circumference to suppress the decrease in the extension amount of the pressing portion 423 and maintain the state of close contact of the main body portion 421 with the subject 2. can.
  • the expansion / contraction portions 45 may be provided only on one end side.
  • FIG. 13 is a diagram showing a configuration of an antenna holder according to a fifth embodiment of the present invention.
  • the antenna holder 4D according to the fifth embodiment has a belt portion 41, an antenna mounting portion 42D, and an extension restricting portion 43.
  • a configuration (antenna mounting portion 42D) different from the above-described first embodiment will be described.
  • the antenna mounting portion 42D includes the main body portion 421, the antenna holding portion 422, and the pressing portion 423D described above.
  • the pressing portion 423D has a fixing portion 423g provided in a region other than the above-mentioned regions R 1 and R 2 and fixed to the main body portion 421.
  • the fixing portion 423g is fixed to the main body portion 421 by adhesion using an adhesive, thermocompression bonding, sewing, or the like.
  • the pressing portion 423 extends according to the load from the belt portion 41 and the body shape of the subject 2, and hits the extension regulating portion 43. By touching it, the wrinkles of the main body 421 are smoothed out.
  • the main body portion 421 is brought into close contact with the subject 2 in a state in which wrinkles are stretched due to the stretching of the pressing portion 423.
  • the receiving antenna can be attached to the subject without deteriorating the adhesion to the subject.
  • the pressing portion 423D since a part of the pressing portion 423D is fixed to the main body portion 421 by the fixing portion 423g, it is possible to prevent the pressing portion 423D from detaching from the main body portion 421.
  • FIG. 14 is a diagram showing a configuration of an antenna holder according to a sixth embodiment of the present invention.
  • the antenna holder 4E according to the sixth embodiment has a belt portion 41, an antenna mounting portion 42E, and an extension restricting portion 43.
  • a configuration (antenna mounting portion 42E) different from the above-described first embodiment will be described.
  • the antenna mounting portion 42E has the main body portion 421 and the antenna holding portion 422 described above, and the elastic pressing portion 423E provided on the main body portion 421.
  • a pressing portion 423E different from the above-described first embodiment will be described.
  • the pressing portion 423E is formed by using a stretchable material such as rubber or polyurethane elastic fiber and a non-stretchable material having no stretchability. Similar to the pressing portion 423, the pressing portion 423E is arranged on the side opposite to the subject 2 side with respect to the main body portion 421 when the antenna holder 4 is attached to the subject 2.
  • the pressing portion 423E has a band-shaped first pressing portion 423h and a second pressing portion 423i extending in the first direction.
  • the first pressing portion 423h and the second pressing portion 423i are provided side by side in the second direction and cover at least a part of the antenna holding portion 422, respectively.
  • all the antenna holding portions 422 are covered with either the first pressing portion 423h or the second pressing portion 423i. Further, the first pressing portion 423h and the second pressing portion 423i are connected to the belt portion 41 at both ends in the first direction. The first pressing portion 423h and the second pressing portion 423i correspond to the partial pressing portion.
  • the first pressing portion 423h When the first pressing portion 423h is pulled by the belt portion 41, the first pressing portion 423 extends in the first direction, and then abuts on one end side of the extension restricting portion 43 in the second direction. Further, the second pressing portion 423i extends in the first direction when pulled by the belt portion 41, and then abuts on the other end side of the extension restricting portion 43 in the second direction. Therefore, when the pressing portion 423E is pulled by the belt portion 41, the pressing portion 423 extends and locks on the extension restricting portion 43 to smooth out the wrinkles of the main body portion 421.
  • the pressing portion 423E extends according to the load from the belt portion 41 and the body shape of the subject 2, and hits the extension regulating portion 43. By touching it, the wrinkles of the main body 421 are smoothed out.
  • the main body portion 421 is brought into close contact with the subject 2 in a state in which wrinkles are stretched due to the stretching of the pressing portion 423E.
  • the receiving antenna can be attached to the subject without deteriorating the adhesion to the subject.
  • the pressing portion 423E is provided with the first pressing portion 423h and the second pressing portion 423i at positions covering at least all the antenna holding portions 422. According to the sixth embodiment, the force required to extend the pressing portion 423E is increased by reducing the portion of the pressing portion 423 that does not contribute to the contact of the receiving antenna 51 with the subject 2. It can be made smaller.
  • FIG. 15 is a diagram showing a configuration of a main part of an antenna holder according to a modified example of the sixth embodiment of the present invention.
  • extension control unit extension control unit
  • the antenna holder 4F replaces the antenna mounting portion 42E of the antenna holder 4E described above with the antenna mounting portion 42F, and has an extension regulating portion 43A instead of one of the extension regulating portions 43.
  • a rod-shaped support portion 41a for supporting the ends of the first pressing portion 423h and the second pressing portion 423i is provided at the end of the belt portion 41 on the extension restricting portion 43A side.
  • the antenna mounting portion 42F has the main body portion 421, the antenna holding portion 422, and the pressing portion 423E described above.
  • the antenna mounting portion 42F is different from the antenna mounting portion 42E in that the end portion of the pressing portion 423E on the extension restricting portion 43A side is supported by the supporting portion 41a.
  • the extension regulating portion 43A is provided on one end side of the main body portion 421 in the first direction.
  • An extension regulating portion 43 is provided on the other end side of the main body portion 421 in the first direction.
  • the extension control section 43A has a first extension control section 43a and a second extension control section 43b, which form a flexible elongated shape and extend in the first direction, and both ends thereof are fixed to the main body section 421, respectively.
  • the first extension control unit 43a and the second extension control unit 43b are provided side by side in the second direction.
  • the support portion 41a is inserted into the space formed by the main body portion 421 and the first extension regulating portion 43a and the space formed by the main body portion 421 and the second extension regulating portion 43b.
  • the supporting portion 41a comes into contact with the extension restricting portion 43A. Specifically, the support portion 41a comes into contact with each of the first extension regulation portion 43a and the second extension regulation portion 43b.
  • the pressing portion 423E is restricted from moving in the first direction by abutting the support portion 41a on the extension restricting portion 43.
  • the pressing portion 423 is further extended in a state of being in contact with the extension restricting portion 43, the main body portion 421 is pulled in the first direction so that wrinkles do not occur.
  • extension control unit 43 and the extension control unit 43A are combined has been described, but the extension control units 43 and 43A may be arranged in reverse, or the extension control units 43A may be arranged at both ends. It may be configured.
  • FIG. 16 is a diagram showing a configuration of an antenna holder according to a seventh embodiment of the present invention.
  • the antenna holder 4G according to the sixth embodiment has a belt portion 41, an antenna mounting portion 42G, and extension restricting portions 43 and 43B.
  • extension restricting portions 43 and 43B a configuration different from the above-described first embodiment (antenna mounting portion 42G, extension regulating portion 43B) will be described.
  • the antenna mounting portion 42G has the main body portion 421, the antenna holding portion 422, and the pressing portion 423 described above.
  • the antenna mounting portion 42G differs from the antenna mounting portion 42 in that one end of the pressing portion 423 is supported by the extension restricting portion 43B.
  • the extension restricting portion 43B is provided on one end side of the main body portion 421 in the first direction.
  • An extension regulating portion 43 is provided on the other end side of the main body portion 421 in the first direction.
  • the belt portion 41 is connected to the main body portion 421.
  • the end of the belt portion 41 on the extension restricting portion 43B side may be connected to the pressing portion 423.
  • the extension restricting portion 43B is connected to the pressing portion 423 and fixed to the main body portion 421.
  • the stretch control portion 43B is fixed to the main body portion 421 by adhesion using an adhesive, thermocompression bonding, sewing, or the like. Therefore, one end of the pressing portion 423 in the first direction is fixed to the main body portion 421 via the extension restricting portion 43B.
  • the load from the belt portion 41 causes the pressing portion 423 to extend on the extension regulating portion 43 side. Even when only one end side of the pressing portion 423 is extended, the main body portion 421 can be kept in a wrinkle-free state.
  • the pressing portion 423 extends according to the load from the belt portion 41 and the body shape of the subject 2, and hits the extension regulating portion 43. By touching it, the wrinkles of the main body 421 are smoothed out.
  • the main body portion 421 is brought into close contact with the subject 2 in a state in which wrinkles are stretched due to the stretching of the pressing portion 423.
  • the receiving antenna can be attached to the subject without deteriorating the adhesion to the subject.
  • the seventh embodiment since one end of the pressing portion 423 is fixed to the main body portion 421 by the extension restricting portion 43B, it is possible to prevent the pressing portion 423 from detaching from the main body portion 421.
  • the expansion / contraction portions 45 may be provided at both ends of the pressing portion 423, or may be provided only at one end portion.
  • the telescopic portion 45 is connected to the pressing portion 423 at one end and to the belt portion 41 at the other end, or is connected to the main body portion 421 at one end and the other. It connects to the belt portion 41 at the end of the.
  • FIGS. 17 and 18 are views showing the configuration of the antenna holder according to the modified example of the seventh embodiment of the present invention.
  • This modification includes an extension control unit 43C instead of the extension control unit 43B of the antenna holder 4G described above.
  • the configuration in which one end of the pressing portion 423 is fixed to the main body portion 421 by the extension restricting portion 43B has been described as an example, but in the modified example, the extension restricting portion 43C is attached to the main body portion 421. Detachable.
  • the antenna holder 4H has a belt portion 41, an antenna mounting portion 42H, and extension restricting portions 43 and 43C.
  • a configuration different from the above-described first embodiment (antenna mounting portion 42H, extension regulating portion 43C) will be described.
  • the antenna mounting portion 42H has the main body portion 421, the antenna holding portion 422, and the pressing portion 423 described above.
  • the antenna mounting portion 42H differs from the antenna mounting portion 42 in that one end of the pressing portion 423 is supported by the extension restricting portion 43C.
  • the extension regulating portion 43C is formed by using, for example, a point fastener, a wire fastener, or a hook-and-loop fastener, and is detachably provided with respect to the detachable portion 421a of the main body portion 421.
  • the extension regulating unit 43C can take two states, a fixed state fixed to the main body 421 (see FIG. 17) and a detached state (see FIG. 18) detached from the main body 421.
  • the modified example described above can obtain the same effect as that of the seventh embodiment.
  • the pressing portion 423 can be removed from the main body portion 421 by separating the extension restricting portion 43C from the main body portion 421. Can be done. Therefore, in the configuration according to the modified example, the pressing portion 423 and the belt portion 41 can be cleaned separately from the main body portion 421.
  • the belt portion 41 has been described as being formed by using a non-stretchable material, but is formed by using a stretchable material such as rubber or polyurethane elastic fiber. May be done. At this time, the belt portion 41 has an elastic modulus higher than the elastic modulus of the pressing portion and extends at least in the first direction.
  • the capsule endoscope 3 has been described as an example, but the present invention is not limited to this, and for example, it is introduced into a subject, pH information is acquired, and it is used as a wireless signal. It may be an output device.
  • the antenna holding portion arrangement region of the main body portion may be brought into close contact with the subject. If possible, a part of the antenna holding portion may be exposed from the telescopic portion.
  • the antenna holder according to the present invention is useful for mounting the receiving antenna on the subject without deteriorating the adhesion to the subject.
  • Capsule type endoscope system 2 Subject 3 Capsule type endoscope 4 Antenna holder 5 Antenna device 6 Receiver 7 Image processing device 41 Belt part 42, 42A, 42B, 42D to 42H Antenna mounting part 43, 43A to 43C Extension Regulator 44 Reinforcement member 45 Telescopic part 51 Reception antenna 52 Antenna cable 53 Connector part 61 Reception display part 62 Operation part 71 Cradle 72 Operation input part 72a Mouse 72b Keyboard 73 Display part 421 Main body part 422 Antenna holding part 423, 423A, 423B, 423D, 423E Pressing part 511 Antenna element 512 Substrate

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Abstract

Un support d'antenne selon la présente invention comprend : au moins une partie de maintien d'antenne qui maintient une antenne réceptrice destinée à recevoir un signal sans fil transmis par un endoscope à capsule ; un corps principal auquel est ancrée la partie de maintien d'antenne ; une partie de compression qui recouvre au moins une partie de la partie de maintien d'antenne et dont au moins une partie est extensible ; de première et seconde parties de limitation d'allongement disposées respectivement à des positions de chaque côté de la partie de compression dans une première direction ; et une courroie, dont une extrémité est reliée à une première région d'extrémité, du corps principal, comprenant une extrémité de la partie de compression dans une première direction, et dont une autre extrémité est reliée à une deuxième région d'extrémité comprenant une autre extrémité de la partie de compression dans la première direction, ou à une troisième région d'extrémité comprenant, parmi les extrémités du corps principal dans la première direction, une extrémité dans la seconde région d'extrémité. La partie de compression s'allonge, sous l'effet d'une charge ajoutée par la courroie, de manière à entrer en contact avec au moins la première partie de limitation d'allongement.
PCT/JP2020/011270 2020-03-13 2020-03-13 Support d'antenne WO2021181701A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/011270 WO2021181701A1 (fr) 2020-03-13 2020-03-13 Support d'antenne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/011270 WO2021181701A1 (fr) 2020-03-13 2020-03-13 Support d'antenne

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WO2021181701A1 true WO2021181701A1 (fr) 2021-09-16

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006198284A (ja) * 2005-01-24 2006-08-03 Olympus Corp 受信装置
WO2012165426A1 (fr) * 2011-05-30 2012-12-06 オリンパスメディカルシステムズ株式会社 Dispositif d'antenne, antenne et support d'antennes
WO2016021250A1 (fr) * 2014-08-07 2016-02-11 オリンパス株式会社 Support d'antenne, dispositif d'antenne, et système d'inspection
JP2016054924A (ja) * 2014-09-09 2016-04-21 オリンパス株式会社 アンテナ装置
WO2018173343A1 (fr) * 2017-03-24 2018-09-27 オリンパス株式会社 Support d'antenne
WO2018230153A1 (fr) * 2017-06-13 2018-12-20 オリンパス株式会社 Support d'antenne et unité d'antenne

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006198284A (ja) * 2005-01-24 2006-08-03 Olympus Corp 受信装置
WO2012165426A1 (fr) * 2011-05-30 2012-12-06 オリンパスメディカルシステムズ株式会社 Dispositif d'antenne, antenne et support d'antennes
WO2016021250A1 (fr) * 2014-08-07 2016-02-11 オリンパス株式会社 Support d'antenne, dispositif d'antenne, et système d'inspection
JP2016054924A (ja) * 2014-09-09 2016-04-21 オリンパス株式会社 アンテナ装置
WO2018173343A1 (fr) * 2017-03-24 2018-09-27 オリンパス株式会社 Support d'antenne
WO2018230153A1 (fr) * 2017-06-13 2018-12-20 オリンパス株式会社 Support d'antenne et unité d'antenne

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