JP6373945B2 - Medical VR preparation tool - Google Patents

Description

  The present invention is a medical treatment that enables efficient diagnosis and treatment while reproducing various images and pseudo-experiences that are effective for preparation by playing video and audio for patients undergoing diagnosis and treatment in the medical field. The present invention relates to a VR preparation tool. More specifically, the present invention provides an effective treatment while reproducing various images and pseudo-experiences that are effective for preparation by reproducing video and audio for a patient, for example, when a doctor performs treatment. The present invention relates to a medical VR preparation tool.

  Currently, the number of pediatric patients aged 3 to 15 years old and the number of elderly patients occupy a very large proportion among patients requiring dental treatment. Many pediatric patients and elderly patients (especially elderly patients with dementia) who have dental treatment feel anxious about not knowing what to do in dental treatment and have a negative image of painful and scary. It is difficult for a dentist who performs dental treatment to his / her relative and the patient to smoothly perform dental treatment by alleviating the patient's anxiety and resistance to dental treatment. Further, if dental treatment is forcibly performed on a patient, the dental treatment may become traumatic for the patient, and there is little reluctance to dental treatment for a long period of time.

  In order to solve the above problems, it is important that the patient has a positive image of dental treatment and eventually has a positive and cooperative thought. For this reason, as a “preparation of the heart” to alleviate the anxiety and resistance to dental treatment of patients receiving dental treatment, the explanation from the dentist to the patient and the importance of dental treatment in advance. In order to convey and understand, preparation using oral or television is performed (for example, refer to Patent Document 1). Preparation means to explain to a child who is a patient in an easy-to-understand manner (practice) prior to pediatric surgery and treatment, and lead to a state where the patient can feel safe.

JP 2010-194994 A

  However, the preparation using the oral or television proposed in the above-mentioned Patent Document 1 does not allow the patient to fully understand the contents, and the dentist needs a lot of time for the preparation. It is difficult for a patient to be prepared gently, and it takes a lot of time and effort to the dentist and the patient's relatives. Furthermore, it is not uncommon for a situation in which a patient is afraid and violated during treatment to prevent the progress of dental treatment, and there is a problem that a dentist cannot perform dental treatment smoothly. Moreover, it can be said that such a problem applies not only to the dental field but also to the general medical field.

  Therefore, the present invention was created in view of the above problems, and is attached to the patient's head when a doctor performs treatment / diagnosis / treatment (hereinafter also referred to as “treatment”). Medical VR preparation that enables efficient treatment while reproducing various contents and simulated experiences that are effective for preparation by playing video and audio to the patient with a virtual reality (VR) head-mounted display The purpose is to provide tools. The VR preparation tool for medical use of the present invention is not limited to dentistry including general dentistry, pediatric dentistry, orthodontic dentistry, and oral surgery, but can be used for medical treatment in general, including otolaryngology, internal medicine, and surgery. Video and audio are reproduced for a patient to be received, and various treatments and pseudo-experiences effective for preparation are provided, enabling efficient treatment and the like.

In order to solve the above problems, the present invention provides:
A VR head mounted display type medical VR preparation tool 1 to be mounted on a patient's head,
Preparation video by the medical VR preparation tool 1 to perform (which may include sound. Hereinafter the same.) Providing Hisage content to the patients, including,
The video plays at the position which induces an orientation of the patient's eyes in a predetermined direction, by moving the image, Rukoto allowed the orientation of the head of the patient is temporarily secured is moved in a predetermined direction ,
A medical VR preparation tool 1 is provided.

Such a VR preparation tool 1 for medical use according to the present invention is suitable for a patient receiving dental treatment, for example . That is, in this case , the present invention is a VR head mounted display type medical VR preparation tool 1 to be mounted on the head of a patient undergoing dental treatment, and the medical VR preparation tool 1 is based on an image reproduced by the medical VR preparation tool 1. Providing a preparation to the patient, and reproducing the image at a position that guides the direction of the eye of the patient in a predetermined direction, and moving the image to change the orientation of the patient's head to a predetermined value. Rukoto is temporarily secured is moved in the direction you characterized.

  According to the medical VR preparation tool 1 of the present invention having such a configuration, it is a VR head mounted display that can be worn on the patient's head, and controls the video to be played back (visually and audibly to the patient). In addition to providing a virtual space, the direction of the head can be guided or fixed in a predetermined direction, and a doctor can directly or directly communicate with the medical VR preparation tool 1. Can be operated in various functions installed in the medical VR preparation tool 1, and the posture is fixed while providing various contents and pseudo-experiences effective for preparation to the patient. It is possible to carry out efficient treatment etc. by holding it in the position of, for example, during dental treatment, dust and dirt are scattered by cutting teeth, etc. There are Ruosore, but they also scattered unlikely event dust or dirt becomes possible to prevent to enter the eye of a patient by the mounting of the medical VR preparation tool 1.

In the medical VR preparation tool 1 having the above-described configuration,
At least central processing units 11 and 111, storage devices 13 and 113, communication units 15 and 115, graphic processing units 17 and 117, displays 19 and 119, gyro sensors 21 and 121, and acceleration sensors 23 and 123. A device including microphones 25 and 125 and operation units 32 and 132;
It is desirable to feature.

  The medical VR preparation tool 1 according to the present invention reproduces contents 29 and 129 in the storage devices 13 and 113 mounted on the display 19 and 119 on the displays 19 and 119 by the graphic processing units 17 and 117, thereby displaying an image to the patient. You can watch. Further, the gyro sensors 21 and 121 and the acceleration sensors 23 and 123 detect the movement of the patient's head and the speed of the movement, and operate the video reproduced on the displays 19 and 119 according to the movement of the patient's head. Can be made. Furthermore, unpleasant sounds emitted during treatment can be collected by the microphones 25 and 125, and by performing sound / visual processing on the collected unpleasant sounds, the video can be changed in real time. The operation units 32 and 132 are touch panels having a physical switch necessary for the operation of the medical VR preparation tool 1 of the present invention or a playback device, and an input device. 132, the medical VR preparation tool 1 can be operated.

  Moreover, in the medical VR preparation tool 1 of the present invention having the above-described configuration, the device may be integrated in the medical VR preparation tool 1, but is removable. Also good. In the case of being detachable, the device can be replaced with an external device such as a multi-function mobile phone or a smart device 153 that is a mobile device having a function equivalent to that of the multi-function mobile phone.

  Multi-functional mobile phones that are widely used are equipped with the devices required for the configuration of the VR preparation tool 1 for medical use, and can be simply and simply installed by adding dedicated application software. The electronic role of the VR preparation tool 1 can be replaced.

Moreover, in the medical VR preparation tool 1 of the present invention having the above-described configuration,
At least a tool body 41 for storing the device therein, a human body contact portion 43 for contacting the patient's face, a mounting band portion 45 for fixing the tool body 41 to the patient's head, and the mounting band An auxiliary band portion 47 for assisting the portion 45, and a viewing window 49 serving as a hole for the patient to look inside the tool body 41,
It is desirable to feature.

  The human body abutting portion 43 is provided around the inner side (the patient's face side) of the tool body 41 and has an appropriate cushion, water repellency and oil repellency, and provides a good feeling to the patient. Can be provided. Moreover, since the human body contact part 43 is comprised so that attachment or detachment is possible from the tool main body 41, it can perform disinfection disinfection processing simply. In addition, it is assumed that three points can be fixed by the wearing band part 4 wound in the lateral direction around the patient's head and the auxiliary band part 47 wound in the vertical direction, and a sudden and intense movement is performed. The medical VR preparation tool 1 of the present invention can be more safely attached to the patient's head.

  The viewing window 49 is a single-hole slit provided in the tool body 41, and adopts a monocular type instead of a compound eye type. Therefore, compared to a general compound eye type VR head-mounted display, the viewing window 49 is burdened on the eyeball. Can be reduced. Furthermore, since troublesome adjustments can be omitted according to the distance between the pupils of the patient, it can be said to be suitable for the patient's therapeutic use. Further, since the lens 51 employs an aspherical Fresnel lens, it can be stored in a limited space inside the tool body 41.

Furthermore, in the medical VR preparation tool 1 of the present invention having the above-described configuration,
A tool main body 141 for storing at least the smart device 153 therein, a human body contact portion 143 for contacting the patient's face, a mounting band portion 145 for fixing the tool main body 141 to the patient's head, and the mounting An auxiliary band portion 147 for assisting the band portion 145, a viewing window 149 serving as a hole for the patient to look inside the tool main body 141, and a lens that includes the viewing window 149 to determine the viewing angle of the patient 151, and a smart device insertion portion 155 for inserting the smart device 155 into the tool body 141,
It is desirable to feature.

  When a part of the medical VR preparation tool 1 of the present invention is configured by using a multi-function mobile phone or a smart device 153 as a mobile device having a function similar to the multi-function mobile phone as an external device, the smart device 153 Therefore, it is necessary to have an external configuration capable of configuring the medical VR preparation tool 1. For this reason, the smart device 153 can be inserted into the tool main body 141 in which no device is mounted by inserting the smart device 153 into which the smart device 153 can be inserted and fixed. It can be inserted into the main body 141. Thereby, the simple medical VR preparation tool 1 can be comprised using the smart apparatus 153 in part.

It is a conceptual diagram which shows the outline | summary of the dental treatment using the medical VR preparation tool 1 which concerns on embodiment of this invention. 1 is a system configuration diagram showing an internal configuration of a device in a medical VR preparation tool 1 of the present embodiment. The internal configuration of each apparatus in the case where the medical VR preparation tool 1 of the present embodiment is configured using the simplified VR tool 101 and the external auxiliary device 103 that assists the simplified VR tool 101 is shown. It is a system configuration diagram. It is the schematic diagram which showed the external structure in the medical VR preparation tool 1 of this embodiment. It is the schematic diagram which showed the external structure in the simplified VR tool 101 of this embodiment comprised using the smart device 153 used as a multifunctional mobile phone or a portable device which has a function similar to a multifunctional mobile phone. It is the figure which showed the external structure in the simplified VR tool 201 of this embodiment comprised using the smart device 253 used as the multifunctional mobile phone or the portable device which has a function similar to a multifunctional mobile phone, It is a schematic diagram of the state which closed the fixed frame 255. FIG. It is a schematic diagram which shows the state which opened the smart apparatus fixed frame 255 of the simplified VR tool 201 of this embodiment shown in FIG. It is a schematic diagram which shows the structure of the upper frame 257 and the lower frame 259 shown in FIG. 7, and the fixing method of the smart apparatus 253. It is a schematic diagram which shows the state which fixes the smart apparatus 253 to the simplified VR tool 201 of this embodiment shown in FIG. 6, and closes the smart apparatus fixing frame 255. FIG. It is the flowchart which showed the flow of the information in the function use of treatment explanation animation, treatment simulated experience, and video content using the medical VR preparation tool 1 which concerns on embodiment of this invention. It is the flowchart which showed the flow of the information in the function use of a discomfort reduction using the medical VR preparation tool 1 which concerns on embodiment of this invention. It is the flowchart which showed the flow of the information at the time of using the function of posture guidance using the medical VR preparation tool 1 which concerns on embodiment of this invention.

  Hereinafter, an embodiment of the medical VR preparation tool 1 will be described in detail with reference to FIG. 1 to FIG. 8 by representing the medical VR preparation tool according to the present invention for dental treatment. However, the present invention is not limited to what is shown in the drawings, and each drawing is for conceptual description of the present invention. For ease of understanding, the dimensions, ratios, or numbers are exaggerated as necessary. Or it may be expressed in a simplified manner. Further, in the following description, the same or corresponding parts are denoted by the same reference numerals, and redundant description may be omitted.

  An outline of dental treatment using the medical VR preparation tool 1 of the present invention will be described with reference to FIG. FIG. 1 is a conceptual diagram showing an outline of dental treatment using a medical VR preparation tool 1 according to an embodiment of the present invention. The VR preparation tool 1 for medical use according to the present invention is used when a dentist performs treatment, plays a video to a patient, and keeps a posture in a certain direction while providing various contents and simulated experiences effective for preparation. It is possible to make effective treatment. In medical practice, treatment using the VR preparation tool 1 for medical use is referred to as virtual preparation or VP, and is well known not only to dentists and medical staff but also to patients who receive treatment. .

  The VR preparation tool 1 for medical use according to the present invention is a VR head mounted display worn on a patient's head, and provides visual and auditory virtual space to a patient by controlling a video to be reproduced. The dentist can perform operations in various functions mounted on the medical VR preparation tool 1 directly or by operating the doctor side information communication terminal 3 that can communicate with the medical VR preparation tool 1. .

  As shown in FIG. 1, the dentist uses the medical VR preparation tool 1 of the present embodiment, specifically, posture guidance, treatment explanation animation, treatment simulated experience, video content, Discomfort relief can be used to treat patients.

  Posture guidance is to control the orientation (and posture) of the patient's head by video expression that is viewed by the patient using the medical VR preparation tool 1 of the present embodiment. It is. The medical VR preparation tool 1 according to the present embodiment is a head-mounted display that is mounted on the patient's head as described above, and provides visual (and auditory) virtual space to the patient by controlling the video to be reproduced. The patient who watches the video is able to use the characteristic feature by intentionally adding a change such as movement to the video reproduced by the dentist using the doctor-side information communication terminal 3 in the virtual space. Take action to follow the video by voluntarily changing the direction of the club. For example, if the correct position when the patient's head is in a direction suitable for treatment is X, and the incorrect position where the patient has moved the head is Y, the direction from Y to X In order to guide the head to move, the position of the video is fixed in the three-dimensional space and reproduced so that the video can always be viewed correctly only at the position X. This allows the dentist to easily guide the patient's head orientation and posture required during treatment compared to verbal instructions, and for patients who have difficulty maintaining a constant posture. The head orientation and posture suitable for treatment can be easily fixed.

  The treatment explanation animation is a medical VR preparation tool according to the present invention that includes a treatment flow that a dentist and a patient face and face explanation, a medical instrument used for the treatment, and a result of X-ray imaging. This is to be performed on the patient through viewing the animation according to 1. By using a character or the like familiar to the patient and viewing with a video expression suitable for explanation, it is possible to relieve the mental tension of the treatment and promote understanding. In addition, it is possible to make the patient understand the importance of tooth decay treatment and daily brushing, and it is possible to obtain a wide range of effects depending on the animation used.

  The treatment pseudo-experience allows the patient to simulate the treatment required by the patient in advance using the medical VR preparation tool 1 of the present invention. By obtaining a treatment image taken 360 degrees from another patient's perspective and changing the viewing angle of the treatment image according to the movement of the patient's head, the patient can obtain an experience as if he had received treatment. Can relieve fear of unexperienced treatment. In addition, the treatment simulation experience can deepen the patient's understanding of the treatment flow and the medical device, and by using it together with the treatment explanation animation, a more reliable effect can be obtained.

  The video content allows the patient being treated to view animation, attraction video, or the like that is highly interested by the patient being treated using the medical VR preparation tool 1 of the present invention. Since the patient's consciousness moves from the treatment and concentrates on the video content, the dentist can proceed with the treatment smoothly.

  Discomfort mitigation content uses a medical VR preparation tool 1 according to the present invention to allow a patient to view a video processed in real time in accordance with discomfort sounds (such as drills and dental suction operation sounds) generated during treatment. It is. An unpleasant sound is converted into an electrical signal by the microphone 25 incorporated in the medical VR preparation tool 1 of the present invention, and the image which the patient has been watching in advance based on the electric signal is changed to make the unpleasant sound a pseudo image. Sound effect. Thereby, it becomes possible to relieve the patient's anxiety and fear caused by unpleasant sounds.

  Up to now, the outline and various functions for assisting treatment in the medical VR preparation tool 1 of the present invention have been described with reference to FIG. 1, but the functions are not completely limited, and the functions described above are not limited to each other. Use in combination is also envisaged.

  Next, the detailed configuration of the medical VR preparation tool 1 of the present embodiment will be described with reference to FIG. FIG. 2 is a system configuration diagram showing an internal configuration of the apparatus in the medical VR preparation tool 1 of the present embodiment.

  As shown in FIG. 2, the medical VR preparation tool 1 of the present embodiment manages a central processing unit 11 (CPU) that performs arithmetic processing at the center, and various data, and stores and reads the data. A storage unit 13 to be connected, a communication unit 15 to be connected to an external terminal, a graphics processing unit 17 (GPU) that performs rendering processing of a video to be played back, and a video that has been drawn by the graphic processing unit 17 is played back. A display 19, a gyro sensor 21 that detects inclination and generates and transmits information on an electrical signal, an acceleration sensor 23 that detects a change in moving speed and generates and transmits information on an electrical signal, and collects external sounds A microphone 25 for creating and transmitting information on electrical signals, an operating system 27 (OS), and various videos and images to be reproduced. A device including a content 29 composed of audio and / or software, software 31 serving as a program for configuring and executing each function, and an operation unit 32 for directly operating the medical VR preparation tool 1 It consists of In addition, the component of the said device does not necessarily need to be physically independently incorporated in the medical VR preparation tool 1, and one part may have several functions among the above.

  The medical VR preparation tool 1 of the present embodiment is operated directly or externally. When operating from the outside, information communication is performed by connecting the medical VR preparation tool 1 and the doctor-side information communication terminal 3 operated by the dentist. Thus, the dentist can operate the medical VR preparation tool 1 through the doctor-side information communication terminal 3 without directly touching the medical VR preparation tool 1. The medical VR preparation tool 1 and the doctor-side information communication terminal 3 are achieved by the communication unit 15 included in the medical VR preparation tool 1, and the communication means used is a wired or wireless local area network connection ( LAN), Bluetooth, or infrared communication is assumed. The doctor-side information communication terminal 3 is assumed to be a smartphone, a tablet, a personal computer, or the like.

  The storage device 13 is a storage medium mainly using a flash memory, and a solid state drive (SSD) is assumed. In the storage device 13, an operation system 27, content 29, and software 31 are stored. In addition to the stored data, it is used as various data storage locations related to setting and use.

  The display 19 is a visual reproduction device for reproducing video, and reproduces video information transmitted from the graphic processing unit 17 to the patient as specific visual information. The display 19 uses a method such as liquid crystal or organic EL, and is preferably thin and compact.

  The operation unit 32 is for a dentist to directly operate the medical VR preparation tool 1 according to the present embodiment. The operation unit 32 includes a physical switch necessary for operation or a playback device, and an input device. A combined touch panel is assumed.

  FIG. 2 illustrates an example in which each device necessary for the medical VR preparation tool 1 according to the present embodiment is placed inside the medical VR preparation tool 1. However, the medical VR preparation is not necessarily provided. It is not necessary to place all the devices inside the tool 1 so as to be a physically independent device. Instead of placing each device separately on a plurality of devices and combining the plurality of devices, the medical VR is provided. The preparation tool 1 may be configured.

  A modified example in which the medical VR preparation tool 1 of the present embodiment is configured by a plurality of devices will be described with reference to FIG. FIG. 3 shows the inside of each apparatus when the medical VR preparation tool 1 of the present embodiment is configured using the simplified VR tool 101 and the external auxiliary device 103 that assists the simplified VR tool 101. 1 is a system configuration diagram illustrating a configuration. The devices described in the description are the same as the devices described in FIG. 2, and explain differences in the placement pattern of each device for a plurality of apparatuses.

  As shown in FIG. 3, the medical VR preparation tool 1 according to the present modification is also assumed to be simplified by placing a part of the internal configuration of the VR head-mounted display attached to the patient on another device. Yes. The VR preparation tool 1 for medical use in this case is generally composed of a simplified VR tool 101 that is worn on the patient's head and an external auxiliary device 103 that partially supplements the internal configuration of the simplified VR tool 101. .

  The internal configuration of the external auxiliary device 103 is generally simplified. The central processing unit 111 (CPU) that performs arithmetic processing at the center of each device mounted in the VR tool 101 and the external auxiliary device 103, and various data A storage unit 113 that stores and reads the data, a communication unit 115 that connects to an external terminal, a graphics processing unit 117 (GPU) that performs rendering processing of a video to be played back, and an operation system 127 (OS), content 129 composed of various video and / or audio to be reproduced, and software 131 serving as a program for configuring and executing the contents of each function.

  The internal configuration of the simplified VR tool 101 includes a display 119 that reproduces an image drawn by the graphic processing unit 17 of the external auxiliary device 103, and a gyro sensor that detects an inclination and generates and transmits information on an electrical signal. 121, an acceleration sensor 123 that detects a change in moving speed and generates and transmits information on an electrical signal, a microphone 125 that collects external sound and generates and transmits information on the electrical signal, and a simplified VR tool 101. And an operation unit 132 for directly operating.

  The internal configurations of the external auxiliary device 103 and the simplified VR tool 101 are not necessarily limited to physically independent internal configurations, and some of them may have a plurality of functions. 3 are the same as the devices shown in FIG. 2, the central processing unit 111, the storage device 113, the communication unit 115, the graphic processing unit 117, the display 119, and the gyro Detailed descriptions of the sensor 121, the acceleration sensor 123, the microphone 125, the operation system 127, the content 129, the software 131, and the operation unit 132 are omitted.

  The simplified VR tool 101 and the external auxiliary device 103 are connected by connecting the communication unit 115 of the simplified VR tool 101 and each device mounted on the external auxiliary device 103 by a wired or wireless local area network connection. A communication means in (LAN), Bluetooth, or infrared communication is assumed.

  The medical VR preparation tool 1 of the present invention configured by the simplified VR tool 101 and the external auxiliary device 103 is also operated directly or externally. When operating from the outside, information communication is performed by connecting the external auxiliary device 103 and the doctor-side information communication terminal 3 operated by the dentist. As a result, the dentist can operate the medical VR preparation tool 1 constituted by the simplified VR tool 101 and the external auxiliary device 103 through the doctor side information communication terminal 3 without directly touching. Become. Information communication between the external auxiliary device 103 and the doctor-side information communication terminal 3 is achieved via the communication unit 15 included in the medical VR preparation tool 1.

  The medical VR preparation tool 1 of the present invention is composed of a simplified VR tool 101 and an external auxiliary device 103, and each device is mounted on the patient's head by being distributed and placed on the two devices. Thus, the simplified VR tool 101 can be reduced in weight and size. Even when a failure or the like occurs, it is possible to quickly recover by repairing or exchanging only the simplified VR tool 101 or the external auxiliary device 103. Further, the external auxiliary device 103 can be replaced with a personal computer having a certain specification, and there is an effect of reducing the initial cost of introducing the system and lowering the cost barrier of the dentist.

  Next, an external configuration of the medical VR preparation tool 1 of the present embodiment will be described with reference to FIG. FIG. 4 is a schematic diagram showing an external configuration of the medical VR preparation tool 1 of the present embodiment.

  As shown in FIG. 4, the external configuration of the medical VR preparation tool 1 of the present embodiment is generally connected to the tool main body 41, the human body contact portion 43 that contacts the patient's face, and the left and right of the tool main body 41. Thus, the physical band of the patient wearing the VR preparation tool 1 and the attachment band part 45 for fixing the tool body 41 to the patient's head, the auxiliary band part 47 for assisting the attachment band part 45, and the medical VR preparation tool 1. A viewing window 49 that is a typical field of view, a lens 51 that is attached to the viewing window 49 to determine the viewing angle of the patient, and an operation unit that serves as an interface for the dentist to directly operate the medical VR preparation tool 1 32.

  The tool main body 41 is the main body of the medical VR preparation tool 1 in FIG. 2, and the main body of the simplified VR tool 101 in FIG. The human body abutting portion 43 is formed by packing a cushion such as a sponge in a cloth having water repellency and oil repellency, and is provided around the inner side (the patient's face side) of the tool main body 41. For this reason, the human body contact portion 43 may be configured to be removable from the tool main body 41, or may be disposable (disposable).

  Further, since the human body abutting portion 43 is directly abutted on the human body, it is desirable that the human body abutting portion 43 can be subjected to antibacterial treatment or disinfection sterilization treatment. For example, it can be composed of polyvinyl chloride, polyolefin, polyurethane, polystyrene, acrylonitrile-butadiene-styrene copolymer (ABS) resin, polyethylene terephthalate (PET), polyamide silicone resin, or the like.

  The mounting band portion 45 is a band made of stretchable fabric, and is used to fix the tool body 41 to the patient's head. The mounting band portion 45 includes a buckle whose length can be adjusted, and both ends thereof are connected to the left and right of the tool body 41. For this reason, the tool main body 41 can be reliably mounted on the patient's head by the expansion and contraction of the mounting band portion 45 and the adjustment using the buckle.

  The auxiliary band portion 47 is a band made of the same fabric as the mounting band portion 45 and is used to fix the tool body 41 to the patient's head. The auxiliary band portion 47 includes a buckle whose length can be adjusted, one end portion is connected to the upper portion of the tool main body 41, and the other end portion is connected to the mounting band portion 45. The wearing band portion 45 is wound around the patient's head in the horizontal direction, while the auxiliary band portion 47 is wound around the patient's head in the vertical direction. Compared with the fixation of the tool main body 41 and the patient's head only by the mounting band portion 45, it is possible to fix the tool main body 41 more firmly. High safety can be obtained without falling off the patient's head.

  The viewing window 49 is a window through which a patient directly looks into, and is a slit provided in the tool main body 41. The patient wearing the tool body 41 views the image reproduced inside from the viewing window 49. The medical VR preparation tool 1 of the present invention adopts a monocular type instead of the compound eye type which is becoming mainstream in the VR head mounted display product. The compound-eye VR head-mounted display allows the left and right eyes to view different images, and thus can represent a virtual space that is closer to real experience, but the burden on the eyeball and fatigue are relatively large. Further, since there are inevitably two peepholes corresponding to both eyes, adjustment is required according to the distance between the pupils of the user. Since the medical VR preparation tool 1 of the present invention is assumed to be used for a patient, it adopts a monocular system to reduce the burden on the eyeball and is troublesome according to the distance between the pupils of the patient. Adjustment can be omitted.

  The lens 51 determines the viewing angle of the patient provided in the viewing window 49, and uses an aspheric Fresnel lens to fit in a limited space inside the tool body 41.

  In FIG. 4, the external configuration of the medical VR preparation tool 1 of this embodiment configured by placing necessary devices inside is described. However, in the present invention, a multi-function mobile phone (smartphone) A part of the medical VR preparation tool 1 may be configured using a portable device having a function similar to that of a functional mobile phone, and the simplified VR tool 101 may be used. Currently, the multi-function mobile phones that are widely used are equipped with devices required for the configuration of the VR preparation tool 1 for medical use, and can be easily performed by simply adding additional application software. The electronic role of the VR preparation tool 1 can be replaced.

  The external configuration of the simplified VR tool 101 configured using a smart device 153 that is a multi-function mobile phone or a mobile device having a function similar to the multi-function mobile phone will be described with reference to FIG. FIG. 5 is a schematic diagram showing an external configuration of the simplified VR tool 101 of the present embodiment configured using a smart device 153 which is a multi-function mobile phone or a mobile device having a function similar to that of a multi-function mobile phone. is there.

  As shown in FIG. 5, the external configuration of the simplified VR tool 101 of the present embodiment configured using a multi-function mobile phone or a mobile device having a function similar to that of a multi-function mobile phone is roughly the tool main body 141, A human body abutting portion 143 that abuts the patient's face, a mounting band portion 145 that is connected to the left and right of the tool main body 141 and fixes the tool main body 141 to the patient's head, and assists the mounting band portion 145. An auxiliary band unit 147, and a viewing window 149 serving as a physical field of view of the patient wearing the simplified VR tool 101 configured using a multi-function mobile phone or a mobile device having a function similar to that of a multi-function mobile phone; A lens 151 that is attached to the viewing window 149 to determine a viewing angle of the patient, a smart device 153 having a function similar to that of a multi-function mobile phone or a multi-function mobile phone, and the smart device A smart device inserting portion 155 for insertion of the device 153 to the tool body 141, and a.

  The external configuration of the simplified VR tool 101 of the present embodiment configured using the smart device 153 is substantially the same as that shown in FIG. Therefore, detailed descriptions of the human body contact portion 143, the mounting band portion 145, the auxiliary band portion 147, the viewing window 149, and the lens 151 are omitted.

  The tool main body 141 includes a smart device insertion portion 155 that can be inserted and fixed by the smart device 153, and the smart device 153 can be inserted into the tool main body 141 from the smart device insertion portion 155. A contact portion with the smart device 155 inside the tool main body 141 is configured with a predetermined clearance so that the smart device 155 does not shake and move inside the tool main body 141. Moreover, it has a fixing function so that the smart device 155 does not fall off from the tool body 141 during the treatment.

  As shown in FIGS. 6 and 7, the simplified VR tool 201 of the present embodiment configured using the smart device 253 may be configured to include a mechanism that can more securely fix the smart device 253. . 6 and 7 are schematic views showing the external configuration of the simplified VR tool 201 capable of accurately positioning the smart device 253. FIG.

  The external configuration of the simplified VR tool 201 of this embodiment shown in FIGS. 6 and 7 is generally connected to the tool main body 241, the human body contact portion 243 that contacts the patient's face, and the left and right of the tool main body 241. The simplified VR tool 201 configured by using a mounting band unit 245 for fixing the tool body 241 to the patient's head, an auxiliary band unit 247 for assisting the mounting band unit 245, and a smart device 253. Smart equipped with a viewing window 249 that is a physical field of view of the patient to be worn, a lens 251 that is mounted on the viewing window 249 to determine the viewing angle of the patient, and a function similar to a multi-function mobile phone or a multi-function mobile phone A smart device fixing frame 255 that can be opened and closed at the front end of the tool body 241; and a smart device fixing frame 255 inside the smart device fixing frame 255. An upper frame 257 for fixing the device 253, a lower frame 259 that fits to the upper frame 257, and a.

The above-described parts constituting the simplified VR tool 201 are substantially the same as the parts constituting the simplified VR tool 101 described in detail. However, in order to strengthen the fixing method of the smart device 253, mainly the tool body 241 is mainly used. The shape has been changed.
The tool body 241 has an opening at the front tip, and the outside of the viewing window 249, the lens 251 and the partition wall 261 that supports the opening (surface facing the user side) is exposed from the opening. ing.

  The smart device fixing frame 255 is a substantially lid-like component that fits into an opening provided at the front end portion of the tool main body 241, and includes an upper frame 257 and a lower frame 259 for fixing the smart device 253 inside. I have. The structure and fixing method of the smart device 253 using the upper frame 257 and the lower frame 259 will be described later.

The smart device fixing frame 255 and the tool main body 241 are arranged such that the tips of a plurality of connection ribs 263A provided at the lower part of the smart device fixing frame 255 are connected to a frame connecting portion 263B provided below the opening inside the tool main body 241. A hinge portion 263 is formed and connected so that both can rotate around the connection portion.
In addition, connecting magnets 267 are arranged on the upper part inside the smart device fixing frame 255 and the upper part inside the opening of the tool main body 241 with different magnetic stations (magnetic poles attracting both) are arranged. Thus, when the smart device fixing frame 255 is rotated about the hinge portion 263 to close the opening of the tool main body 241, both the connecting magnets 267 are attracted to maintain the closed state.

  Next, the structure of the upper frame 257 and the lower frame 259 provided in the smart device fixing frame 255 and the method of fixing the smart device 253 will be described with reference to FIG. FIG. 8 is a schematic diagram showing the structure of the upper frame 257 and the lower frame 259 shown in FIG. 7 and a method of fixing the smart device 253. The upper frame 257 and the lower frame 259 are configured so that both can be fitted in a predetermined arrangement, and the smart device 253 is fixed to the smart device fixing frame 255 by the fitting.

The upper frame 257 is a frame having a shape similar to that of the smart device 253, and includes an upper vertical frame 269 generally disposed on the outer periphery and a horizontal frame 271 disposed on a part of the inner side of the upper vertical frame 269. In order to fix or unlock the smart device 253, a frame operation unit 273 disposed at the approximate center of the short side of the upper vertical frame 269 (disposed on both of the two short sides), and the frame operation unit 273 And a fitting protrusion 275 disposed at one end (downward side) of the head.
The upper frame 257 can be completely separated from the smart device fixing frame 255 as shown in FIG.

The lower frame 259 has a lower vertical frame 277 that has substantially the same shape as the upper vertical frame 269 provided in the upper frame 257, and a support rib 279 configured to form a lattice within the lower vertical frame 277 and supporting the smart device 253. And a fitting hole 281 that fits into the fitting protrusion 275 provided in the upper frame 257.
The lower frame 259 is fixed to the inner bottom surface of the smart device fixing frame 255 as shown in FIG.

Next, a method for fixing the smart device 253 to the smart device fixing frame 255 using the upper frame 257 and the lower frame 259 will be described.
The smart device 253 is inserted into the lower frame 259 while maintaining the state with the display 283 facing the upper surface while making the smart device 253 substantially parallel to the inner bottom surface of the smart device fixing frame 255. Next, the fitting protrusions 275 of the upper frame 257 are directed toward the lower frame 259 and the directions of the upper frame 257 and the lower frame 259 are aligned. Are engaged with both fitting holes 281.

  As a result, the smart device 253 is disposed between the upper frame 257 and the lower frame 259 and is pressed and fixed with a predetermined force by the horizontal frame 271 and the support rib 279. The smart device 253 can be more accurately positioned at a vertical position, a horizontal position, and a depth position suitable for viewing, and the smart device 253 can be preferably prevented from falling off during use. In particular, since the patient is likely to rotate and move the head during treatment, it is preferable to securely fix the smart device 253.

  If both the upper frame 257 and the lower frame 259 are configured to be detachable from the smart device fixing frame 255, it is possible to cope with various smart devices 253 by changing the sizes of the upper frame 257 and the lower frame 259. Thus, convenience can be further improved.

  Next, as shown in FIG. 9, the smart device fixing frame 255 is operated, the smart device fixing frame 255 and the tool main body 241 are rotated about the hinge portion 263 connecting the smart device fixing frame 255, Both connecting magnets 267 arranged on the tool main body 241 are attracted and fixed.

  The dentist attaches the medical VR preparation tool 1, the simplified VR tool 101, or the simplified VR tool 201 of the present invention having the above-described configuration to the patient's head, and directly or connected to the doctor side information. Treatment is performed while operating via the communication terminal 3.

  Hereinafter, specific information communication flows in various functions provided in the medical VR preparation tool 1 of the present invention will be described.

  First, the flow of information in the use of functions of treatment explanation animation, treatment simulated experience, and video content will be described with reference to FIG. FIG. 10 is a flowchart showing a flow of information in the function use of the treatment explanation animation, the treatment simulation experience, and the video content. In the description, the flow of information when the medical VR preparation tool 1 of the present invention is operated by the doctor-side information communication terminal 3 will be described as a representative.

  In various functions of the medical VR preparation tool 1 of the present invention, the treatment explanation animation, the treatment simulation experience, and the video content have completely different effects on the patient, but the medical VR preparation is different. The information flow in the tool 1 and the doctor-side information communication terminal 3 is substantially the same.

  First, the dentist operates the doctor-side information communication terminal 3 to transmit a treatment explanation animation, a simulated treatment experience, or a request to start using video content to the medical VR preparation tool 1. The medical VR preparation tool 1 that has received the use start request for the doctor side information communication terminal 3 can search the storage device 13 for data necessary for using the function that matches the use start request, and can read the data. It becomes a standby state.

  Next, the VR preparation tool for medical use 1 transmits a list of videos that can be used in the function requested to start use to the doctor-side information communication terminal 3 and requests selection of videos to be reproduced from the video list. The doctor-side information communication terminal 3 that has received the request for selecting the video list and the video to be played back displays the video list and the selection screen for the video to be played back to the dentist to select the video to be played back.

  Subsequently, the doctor-side information communication terminal 3 transmits an instruction of a video to be reproduced to the medical VR preparation tool 1, and the medical VR preparation tool 1 that has received the instruction receives the video that matches the instruction content. Are read from the storage device 13 and reproduced on the display 19.

  Next, the flow of information in using the function for reducing discomfort will be described with reference to FIG. FIG. 11 is a flowchart showing the flow of information in using the function for reducing discomfort. In this description, the flow of information when the medical VR preparation tool 1 of the present invention is operated by the doctor-side information communication terminal 3 will be described as a representative.

  First, the dentist operates the doctor-side information communication terminal 3 to transmit a use start request to reduce discomfort to the medical VR preparation tool 1. The medical VR preparation tool 1 that has received the request to start using the doctor-side information communication terminal 3 reads data necessary for function use in reducing discomfort from the storage device 13 and then uses the video to reduce discomfort. Are reproduced on the display 19.

  Next, the VR preparation tool 1 for medical use transmits to the doctor-side information communication terminal 3 a display start report on the video used for reducing discomfort on the display 19. The doctor-side information communication terminal 3 that has received the report enters a standby state where it can make a request to start sound / visual processing for an unpleasant sound. The medical VR preparation tool 1 sends a sound / visual processing start request by the operation of the dentist. Send to. Subsequently, the medical VR preparation tool 1 that has received the request to start the sound / visual processing activates the internal microphone 25 and enters a standby state.

  The dentist starts treatment after confirming that the VR preparation tool 1 for medical use is in the state. When an unpleasant sound is generated during treatment, the microphone 25 of the VR preparation tool 1 for medical use collects as unpleasant sound data, performs a band-pass filter process, performs a sound / visual conversion process, and performs the sound / visual conversion. The processed video is played back on the display 19.

  Next, the flow of information in using the posture guidance function will be described with reference to FIG. FIG. 12 is a flowchart showing the information flow in the use of the posture guidance function. In this description, the flow of information when the medical VR preparation tool 1 of the present invention is operated by the doctor-side information communication terminal 3 will be described as a representative.

  In this description, it is assumed that the video has been reproduced in advance. First, the dentist operates the doctor-side information communication terminal 3 to transmit a posture guidance function use start request to the medical VR preparation tool 1 and receives the use start request for the doctor-side information communication terminal 3 The VR preparation tool 1 enters a standby state in preparation for the use start request.

  Next, the dentist operates the doctor-side information communication terminal 3 to determine the moving location of the video reproduced in the virtual space in accordance with the desired orientation on the patient's head, and this medical VR preparation tool 1 Send the instruction of the video movement location to. The medical VR preparation tool 1 that has received the instruction of the video movement location from the doctor-side information communication terminal 3 moves the video being reproduced in accordance with the instruction of the video movement location in the virtual space and reproduces it on the display 19. .

  By using the functions described above, the dentist can efficiently perform treatment while providing the patient with various contents and simulated experiences effective for preparation. Moreover, the VR preparation tool 1 for medical use according to the present invention does not provide dentists with efficiency in temporary dental treatment, but gives the patient importance of teeth and a positive image for dentist treatment. It is possible to make them understand constantly.

  In addition, it is important that the medical VR preparation tool including the medical VR preparation tool 1 of the present invention has a form and dimensions that do not hinder treatment and diagnosis performed by a doctor such as a dentist. For example, when a patient receiving dental treatment wears the medical VR preparation tool 1, it is necessary to prevent the tool from excessively protruding from the face of the patient sleeping on the dental chair. Moreover, it is preferable that an edge part has a gentle form centering on curve shape.

  The exemplary embodiments of the present invention have been described above with reference to the drawings. However, the present invention is not limited to these embodiments, and includes the spirit and teaching of the claims. Other improvements and modifications are possible, and all the improved aspects and modified aspects are included in the technical scope of the present invention.

  The VR preparation tool 1 for medical use of the present invention reproduces video and audio to a patient by a VR head mounted display that can be mounted on a patient's head when a dentist performs treatment, and is effective for various preparations. Efficient treatment is possible while providing content and simulated experience.

  The VR preparation tool for medical use of the present invention is not limited to dentistry including general dentistry, pediatric dentistry, orthodontic dentistry and oral surgery. Video and audio are reproduced for the patient to receive, and various treatments and simulated experiences effective for preparation are provided, and efficient treatment and the like are enabled.

DESCRIPTION OF SYMBOLS 1 Medical VR preparation tool 3 Doctor side information communication terminal 11 Central processing unit 13 Memory | storage device 15 Communication part 17 Graphic processing unit 19 Display 21 Gyro sensor 23 Acceleration sensor 25 Microphone 27 Operation system 29 Content 31 Software 32 Operation part 41 Tool main body 43 Human body contact part 45 Wear band part 47 Auxiliary band part 49 Viewing window 51 Lens 101 Simplified VR tool 103 External auxiliary device 111 Central processing unit 113 Storage device 115 Communication unit 117 Graphic processing unit 119 Display 121 Gyro sensor 123 Acceleration sensor 125 Microphone 127 Operation system 129 Content 131 Software 132 Operation unit 141 Tool body 1 3 Human body contact portion 145 Wear band portion 147 Auxiliary band portion 149 Viewing window 151 Lens 153 Smart device 155 Smart device insertion portion 201 Simplified VR tool 241 Tool body 243 Human body contact portion 245 Wear band portion 247 Auxiliary band portion 249 Viewing window 251 Lens 253 Smart device 255 Smart device fixing frame 257 Upper frame 259 Lower frame 261 Partition wall 263 Hinge portion 263A Connection rib 263B Frame connection portion 265
267 Connecting magnet 269 Upper vertical frame 271 Horizontal frame 273 Frame operation part 275 Fitting protrusion 277 Lower vertical frame 279 Support rib 281 Fitting hole 283 Display

Claims (4)

A VR head mounted display type medical VR preparation tool to be attached to a patient's head,
Providing the patient with content including video by the medical VR preparation tool for preparation;
Reproduced at a position that induces a Looking orientation before Symbol patient in a predetermined direction said image, said by moving the image, making the orientation of the head of the patient is temporarily secured is moved in a predetermined direction ,
A VR preparation tool for medical use. The medical VR preparation tool comprises:
Comprising a device including at least a central processing unit, a storage device, a communication unit, a graphic processing unit, a display, a gyro sensor, an acceleration sensor, a microphone, and an operation unit;
The medical VR preparation tool according to claim 1. The device is removable;
The medical VR preparation tool according to claim 2. The medical VR preparation tool comprises:
A tool body for storing at least the device therein;
A human body abutting portion that abuts on the patient's face;
A mounting band for fixing the tool body to the patient's head;
An auxiliary band portion for assisting the mounting band portion;
A viewing window serving as a hole for the patient to look into the tool body;
The medical VR preparation tool according to any one of claims 1 to 3.