JP2006149668A5

JP2006149668A5 -

Info

Publication number: JP2006149668A5
Application number: JP2004344650A
Authority: JP
Filing date: 2004-11-29
Publication date: 2007-11-01
Anticipated expiration: 2024-11-29

Claims

And medical療装location that will be inserted into a body cavity,
A medical device rotary device for rotating the medical equipment around the insertion axis,
An imaging device provided in front Symbol medical equipment,
An imaging timing detecting apparatus wherein the imaging device detects a signal associated with the imaging timing was Tsu line imaging,
A rotation angle acquisition device that receives an output of the imaging timing detection device and acquires a rotation angle of the medical device rotation device at the imaging timing ;
Based on the information of the rotation angle acquired by the rotating angle acquisition device, an image acquisition device for performing a process of rotating the images captured by the imaging device,
A medical system characterized by comprising:

The medical system according to claim 1, wherein the medical system includes a thrust generation structure that is provided in the medical device and generates a thrust by a rotational motion of the medical device .

The medical system according to claim 1, wherein the imaging apparatus has an optical axis substantially parallel to the insertion axis .

The medical device rotating device includes:
A magnetic field generator for generating a rotating magnetic field arranged outside the body;
A magnet that is provided in the medical device and is arranged with a magnetic pole direction in a direction substantially orthogonal to the insertion axis, and generates a torque that rotates the medical device by acting on a rotating magnetic field generated by the magnetic field generating device;
A magnetic field control device provided outside the body for controlling the magnetic field generation device;
Medical system according to claim 1, characterized in that it comprises a.

The medical device rotating device includes:
A motor that rotationally drives the medical device;
An operation input device for changing the rotation speed of the motor, and the like;
The medical system according to claim 1, comprising:

The medical system according to claim 1, wherein the image acquisition device has a function of transmitting an imaging request signal to the imaging device and transmitting an imaging timing to the imaging timing detection device.

The medical device has an imaging timing controller;
The imaging device receives a signal of the imaging timing controller, performs imaging, and transmits image data to the image acquisition device,
The medical system according to claim 1, wherein the imaging timing detection device detects transmission start of the image data.

The medical system according to claim 1, further comprising a display device that displays an image rotated by the image acquisition device.

The medical device is a capsule endoscope having an in-vivo wireless communication device,
The medical system according to claim 1, wherein the medical system includes an extracorporeal wireless communication device connected to the image acquisition device, and performs wireless communication between the in-vivo wireless communication device and the extracorporeal wireless device.

The rotation angle acquisition device acquires the rotation angle of the rotating magnetic field after a delay time from when the output of the imaging timing detection device is received until the imaging device performs imaging. The medical system described.

The medical device has a data compression device that compresses the image, and transmits the compressed data compressed by the data compression device to the image acquisition device,
The medical system according to claim 1, wherein the image acquisition device includes a data decompression device that decompresses the compressed data.

The medical device rotating device has a storage device for storing past rotation angles;
The medical system according to claim 1, wherein the rotation angle acquisition device refers to the past rotation angle.

The medical system according to claim 12, wherein the rotation angle acquisition device acquires a rotation angle in the past from the imaging timing by a time during which the imaging timing detection device detects the signal.

The medical system according to claim 7, wherein the imaging timing controller adds imaging timing information to the image data to be transmitted.

The medical system according to claim 12, wherein the storage device stores information on a rotation angle of the rotation device for the medical device in association with time.

The medical system according to claim 7, wherein the imaging timing controller controls the interval between the imaging timing and the transmission start timing of the image data to be constant.

The medical system according to claim 7, wherein the imaging timing controller performs control to simultaneously set an imaging timing and a transmission start timing of the image data.

The medical system according to claim 1, wherein the image acquisition device obtains a rotation follow-up delay amount of the medical device and corrects it by image rotation processing.

The medical system according to claim 4, wherein an upper direction of the imaging device and a magnetization direction of the magnet coincide with each other.

The medical system according to claim 4, wherein an upward direction of the imaging device and a magnetization direction of the magnet are fixed at a specific angle.

The medical system according to claim 4, wherein the image acquisition device performs image rotation processing based on an angle formed by an upward direction of the imaging device and a magnetization direction of the magnet.

An operation input device that inputs an angle formed by the upward direction of the imaging device and the magnetization direction of the magnet, and the image acquisition device performs image rotation processing based on the angle input to the operation input device. The medical system according to claim 4.

A plurality of the imaging devices are provided,
The medical system according to claim 1, wherein the image acquisition device performs a process of rotating images captured by the plurality of imaging devices.

The medical system according to claim 23, wherein at least two of the imaging devices have different viewing directions.

The medical system according to claim 24, wherein at least two or more of the imaging devices have a visual field direction substantially parallel to the insertion axis.

The medical system according to claim 23, wherein the image acquisition device has a different rotation direction of the image for each imaging device.

The medical system according to claim 23, further comprising a display device that separately displays images rotated by the image acquisition device for each imaging device at both ends.