WO2006006680A1 - 被検体内導入装置 - Google Patents
被検体内導入装置 Download PDFInfo
- Publication number
- WO2006006680A1 WO2006006680A1 PCT/JP2005/013081 JP2005013081W WO2006006680A1 WO 2006006680 A1 WO2006006680 A1 WO 2006006680A1 JP 2005013081 W JP2005013081 W JP 2005013081W WO 2006006680 A1 WO2006006680 A1 WO 2006006680A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- power
- function execution
- circuit
- subject
- battery
- Prior art date
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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
- A61B1/00002—Operational features of endoscopes
- A61B1/00011—Operational features of endoscopes characterised by signal transmission
- A61B1/00016—Operational features of endoscopes characterised by signal transmission using wireless means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/041—Capsule endoscopes for imaging
Definitions
- the present invention relates to an in-subject introduction apparatus that supplies power to each part of, for example, a swallowable capsule endoscope, and more particularly to an in-subject introduction apparatus that exhausts the power of a battery.
- capsule endoscopes equipped with an imaging function and a wireless communication function have appeared.
- This capsule endoscope is used for observation (examination), after being swallowed by the subject, the observation period from the subject's living body (human body) to natural discharge, stomach, small intestine
- the inside of the organ moves with its peristaltic movement, and images are sequentially captured using the imaging function.
- image data captured in the body cavity by the capsule endoscope is sequentially provided by an external device provided outside the subject by a wireless function such as wireless communication. And stored in a memory provided in the external device.
- a wireless function such as wireless communication
- the subject suffers inconvenience during the observation period from swallowing the force-pseed endoscope until it is discharged. It becomes possible to take action.
- a doctor or nurse can make a diagnosis by displaying the image in the body cavity on a display means such as a display based on the image data stored in the memory of the external device! .
- This type of capsule endoscope is, for example, a swallowable type as shown in Patent Document 1, and is turned on and off by an external magnetic field inside to control the drive of the capsule endoscope.
- a configuration that includes a reed switch and is housed in a package including a permanent magnet that supplies this external magnetic field has been proposed.
- the reed switch provided in the capsule endoscope has a structure in which the reed switch is turned on by maintaining the off-state and reducing the strength of the external magnetic field in an environment where a magnetic field of a certain intensity or higher is applied. For this reason, the capsule endoscope is not driven in the state of being accommodated in the package.
- the capsule endoscope when swallowing Further, by taking out the packaging force of the capsule endoscope as well, the capsule endoscope is separated from the permanent magnet, so that the capsule endoscope is not affected by the magnetic force and starts to drive.
- the illumination function and imaging of the capsule endoscope are taken. An image is captured by a function and an image signal is transmitted by a wireless function.
- Patent Document 1 Pamphlet of International Publication No. 01Z35813
- Patent Document 2 Japanese Patent Laid-Open No. 2002-345743
- the capsule endoscope has a function of executing predetermined functions such as an illumination function, an imaging function, and a wireless function by supplying power also with battery power such as a button-type dry battery, for example.
- battery power such as a button-type dry battery
- the power supplied to the battery drops to an intermediate potential, and this intermediate potential causes a phenomenon such as latch-up on the load side of the function execution means. , May enter failure mode. Therefore, in the intermediate potential state, a circuit configuration that disconnects the connection between the battery and the function execution means may be considered, but even with this configuration, the switching circuit for performing this disconnection is also unstable in operation. And a latch-up phenomenon may occur, which causes a malfunction of the circuit.
- some batteries use low power consumption. However, in the situation where the battery is used for a long time, the above-mentioned problems cannot be solved.
- the present invention has been made in view of the above-described problem, and it is possible to prevent the malfunction of the circuit in the intermediate potential state by exhausting the electric power stored in the battery in the in-subject introduction device.
- An object of the present invention is to provide an intra-subject introduction apparatus that can be used.
- an intra-subject introduction apparatus includes a function execution unit that executes a predetermined function in the introduced subject,
- the power storage means for storing drive power for driving the function execution means, the detection means for detecting the power supplied from the power storage means, and the power of the power storage means Exhaust means provided separately from the function execution means to be exhausted, and switching control means for switching the power supply from the power storage means from the function execution means to the exhaust means based on the detection result of the detection means And.
- the in-subject introduction device is characterized in that, in the above invention, the switching control means is based on a detection result of the detection means, from the function execution means to the function execution means. Switching to the exhausting means is performed simultaneously.
- the switching control means supplies power from the power storage means based on a detection result of the detection means.
- the power supply to the function execution means is switched to be able to be stopped after being simultaneously performed on the function execution means and the exhaustion means.
- the function executing means includes an illuminating means for illuminating the inside of the subject, and an image in the illuminated subject.
- the in-subject introduction device switches the power supply from the power storage unit from the function execution unit to the exhaustion unit simultaneously or stepwise based on the detection result of the detection unit.
- the power stored in the battery in the in-sample introducing device can be exhausted, and the malfunction of the circuit in the intermediate potential state can be prevented.
- FIG. 1 is a system conceptual diagram showing a concept of a wireless in-vivo information acquiring system according to the present invention.
- FIG. 2 is a block diagram showing an internal configuration of the capsule endoscope shown in FIG. 1.
- FIG. 3 is a block diagram showing a circuit configuration of the system control circuit according to the first embodiment shown in FIG. 2.
- FIG. 4 is a diagram showing threshold values set in the protection circuit shown in FIG. 3 and switching timings of switch elements based on the threshold values.
- FIG. 5 is a block diagram showing an internal configuration of the communication apparatus shown in FIG.
- FIG. 6 is a block diagram showing a circuit configuration of the system control circuit according to the second embodiment shown in FIG. 2.
- FIG. 7 is a diagram showing threshold values set in the protection circuit and the voltage detection circuit shown in FIG. 6, and switching timings of the switch elements and FETs based on the threshold values.
- FIG. 8 is a diagram showing changes in battery voltage when the resistance value of the resistive load shown in FIG. 6 is changed.
- FIG. 1 is a system conceptual diagram showing a concept of a wireless in-vivo information acquiring system according to the present invention.
- this wireless in-subject information acquisition system is disposed outside a subject 1 with a swallowable capsule endoscope 2 as an in-subject introduction device introduced into the body cavity of the subject 1.
- the communication device 3 is an extracorporeal device that wirelessly communicates various information with the capsule endoscope 2.
- the wireless in-vivo information acquisition system includes a display device 4 that displays an image based on data received by the communication device 3, and a portable device that inputs and outputs data between the communication device 3 and the display device 4.
- With recording medium 5 As shown in the block diagram of FIG.
- the capsule endoscope 2 includes, for example, a light emitting element (LED) 20 as an illuminating means for irradiating a test site in the body cavity of the subject 1, and an LED As an acquisition means for capturing an image (intra-subject information) in a body cavity, which is reflected light from an area irradiated by the LED 20, and an LED drive circuit 21 as a first drive means for controlling the drive state of 20
- a charge coupled device (CCD) 22 a CCD drive circuit 23 as a first drive means for controlling the drive state of the CCD 22, an RF transmission unit 24 that modulates the captured image signal into an RF signal, and an RF transmission
- a transmission antenna unit 25 is provided as wireless transmission means for wirelessly transmitting the RF signal output from the unit 24.
- the capsule endoscope 2 includes a system control circuit 26 that controls the operation of the LED drive circuit 21, the CCD drive circuit 23, and the RF transmission unit 24, so that the capsule endoscope 2 can be used as the subject 1 While being installed in the camera, it operates to acquire image data of the test site irradiated by the LED 20 using the CCD 22.
- the acquired image data is further converted into an RF signal by the RF transmission unit 24 and transmitted to the outside of the subject 1 through the transmission antenna unit 25.
- the capsule endoscope 2 is received by the reception antenna unit 27 as a radio reception unit configured to be able to receive a radio signal transmitted from the communication device 3, and the reception antenna unit 27.
- Signal power A control signal detection circuit 28 that detects a control signal of a predetermined input level (for example, reception intensity level), and a battery 29 that supplies power to the system control circuit 26 and the control signal detection circuit 28 are provided.
- the control signal detection circuit 28 detects the content of the control signal and outputs a control signal to the LED drive circuit 21, the CCD drive circuit 23, and the system control circuit 26 as necessary.
- the system control circuit 26 has a function of distributing drive power supplied from the battery 29 to other components (function execution means).
- functions execution means for executing a predetermined function.
- the components excluding the system control circuit 26, the receiving antenna unit 27, and the control signal detection circuit 28 are function execution means for executing a predetermined function.
- FIG. 3 is a circuit diagram showing a circuit configuration of the system control circuit according to the first embodiment shown in FIG.
- a battery 29 is constituted by, for example, a plurality of button-type battery batteries as power supply means.
- This system control circuit 26 includes a resistance load 26b as an exhaustion means, a switch element 26a for switching the connection between the battery 29 and the capsule function execution circuit 30 or the resistance load 26b, and switching control of the switch element 26a. And a protection circuit 26c.
- the switch element 26a supplies drive power from the battery 29 to the intracapsule function execution circuit 30, and as shown in FIG. 4, the intracapsule function execution circuit 30 enters the operating period, and the resistance load 26b is turned off.
- the protection circuit 26c has a function as a detection unit that detects power supplied from the battery 29 and a function as a switching control unit that performs switching control of the switch element 26a based on the detected power. .
- the protection circuit 26c receives the driving power from the C point force on the battery 29 side and detects the voltage value at the A point on the capsule function execution circuit 30 side.
- a threshold value is set in advance to a predetermined intermediate potential. As shown in FIG. 4, for example, when the voltage value at point A falls below this intermediate potential, this threshold value makes the capsule function execution circuit 30 difficult to operate normally. It is preset to a value that does not affect operation. When the detected voltage value is lower than the set threshold value, the protection circuit 26c determines that the normal operation of the in-capsule function execution circuit 30 is hindered, and outputs a switching control signal to the switch element 26a. .
- the communication device 3 serves as a wireless transmission unit that transmits a start signal to the capsule endoscope 2 and receives the function of the transmission device and the image data in the body cavity wirelessly transmitted from the capsule endoscope 2. It has the function of a receiving device as a wireless receiving means.
- FIG. 5 is a block diagram showing an internal configuration of communication apparatus 3 shown in FIG. In FIG. 5, the communication device 3 is attached to the subject 1.
- Transmission / reception clothing for example, a transmission / reception jacket
- N and m indicate an arbitrary number of antennas set as necessary.
- the external device 32 performs predetermined signal processing such as demodulation on the radio signal received by the receiving antennas Al to An, and is obtained by the medium-power capsule endoscope 2 of the radio signal.
- An RF receiving unit 33 for extracting image data, an image processing unit 34 for performing image processing necessary for the extracted image data, and a storage unit 35 for recording image data subjected to the image processing are provided. Performs signal processing of radio signals transmitted from the capsule endoscope 2. In this embodiment, image data is recorded on the portable recording medium 5 via the storage unit 35.
- the external device 32 wirelessly transmits the control signal input unit 36 that generates a control signal (start signal) for controlling the driving state of the capsule endoscope 2 and the generated control signal.
- An RF transmission unit circuit 37 that converts the frequency into an output is provided.
- the signal converted by the RF transmission unit circuit 37 is output to the transmitting antennas Bl to Bm and is output to the capsule endoscope 2.
- the external device 32 includes a power supply unit 38 including a predetermined power storage device or an AC power adapter, and each component of the external device 32 uses the power supplied from the power supply unit 38 as driving energy.
- the display device 4 is for displaying an in-vivo image captured by the capsule endoscope 2, and is a workstation or the like that displays an image based on data obtained by the portable recording medium 5.
- the configuration is as follows. Specifically, the display device 4 may be configured to directly display an image using a CRT display, a liquid crystal display, or the like, or may be configured to output an image to another medium such as a printer.
- the portable recording medium 5 can be connected to the external device 32 and the display device 4, and has a structure in which information can be output or recorded when inserted into and connected to both.
- the portable recording medium 5 is inserted into the external device 32 and transmitted from the capsule endoscope 2 while the capsule endoscope 2 is moving in the body cavity of the subject 1. De Record the data.
- the capsule endoscope 2 is ejected from the subject 1, that is, after imaging of the inside of the subject 1 is completed, the capsule endoscope 2 is taken out from the external device 32 and inserted into the display device 4, and this display is performed.
- the device 4 has a configuration in which data recorded in the display device 4 is read.
- the portable recording medium 5 is also configured with a compact flash (registered trademark) memory and the like, and performs input / output of data between the external device 32 and the display device 4 indirectly via the portable recording medium 5.
- the subject 1 can freely operate during imaging in the body cavity.
- the capsule endoscope 2 before being introduced into the subject 1 is provided with a reed switch that is turned on and off by an external magnetic field, and is a permanent magnet that supplies this external magnetic field. Stored in a package that contains! In this state, the capsule endoscope 2 is not driven.
- the protection circuit 26c detects the voltage at the point A. If this voltage value is equal to or higher than the set threshold value, the protection circuit 26c determines that the normal operation of the in-capsule function execution circuit 30 is possible, and The state of the switch element 26a connected to the function execution circuit 30 side in the capsule is maintained. When the detected voltage value at point A falls below the set threshold value, the protection circuit 26c determines that the normal operation of the intracapsule function execution circuit 30 is difficult, and connects the switch element 26a to the resistance load 26b side. As a result, the power stored in the battery 29 can be exhausted by the resistive load 26b while exhibiting the slope characteristics as shown in FIG.
- the force at which the voltage value at point A is detected for example, the voltage value at point C may be detected.
- the detected battery voltage is, for example, the amount of change in voltage within a predetermined time. It is also possible to configure so that the switch element 26a is switched when the amount of change exceeds a threshold value.
- the RF transmission unit circuit 37 does not function normally, a transmission error occurs in image data transmission, and the image data Cannot be sent normally.
- the battery voltage for the transmission error rate of image data within the allowable range is set as a threshold value, and switching of power supply from the battery to the function execution circuit in the power cell and the resistance load is performed based on the detected battery voltage and this threshold value. It is also possible to configure to perform. In this case, in addition to the above effects, the reliability of the image data can be improved.
- FIG. 6 is a block diagram illustrating a circuit configuration of the system control circuit according to the second embodiment illustrated in FIG.
- the switch element 26a is configured so that the battery 29 and the capsule function execution circuit 30 can be switched between on and off states, and the battery 29 and the resistance Voltage detection circuit 26e that controls the switching of FET26d by detecting the voltage value at point C separately from FET (field effect transistor) 26d that can be switched on / off with load 26b and protection circuit 26c It is a point provided with.
- the protection circuit 26c has a first threshold value that is set in substantially the same manner as the threshold value of the first embodiment, and the protection circuit 26c has a voltage value at point A. S If the value falls below this first threshold value, the capsule function execution circuit 30 determines that normal operation is difficult, and switches the switch element 26a to the OFF state to control the function to the capsule function execution circuit 30. Stop supplying power.
- the FET 26d has a source terminal connected to the battery 29, a drain terminal connected to the resistive load 26b, and a gate terminal connected to the voltage detection circuit 26e.
- the voltage detection circuit 26e As shown in FIG. 7, a second threshold value having a voltage value higher than the first threshold value is set. This second threshold value is set in advance to a value that does not affect the normal operation of the capsule function execution circuit 30 even if, for example, the voltage value at point C falls below and the drive power is consumed by the resistive load 26b. Has been. That is, in this embodiment, a period t during which power is supplied with both the capsule function execution circuit 30 and the resistance load 26b is provided, and the battery 29 stores the power by supplying power to both the loads. The power consumption can be further accelerated.
- the switch element 26a can be formed of the above-described FET.
- the capsule endoscope 2 also takes out the packaging force, so that the driving power is supplied from the battery 29 to the capsule function execution circuit 30. Further, the voltage detection circuit 26e detects the voltage at the point C, and when the voltage value is equal to or higher than the second threshold value, the power is supplied only to the in-capsule function execution circuit 30.
- the protection circuit 26c detects this and determines that the normal operation of the intracapsule function execution circuit 30 is difficult. Then, the switch element 26a is switched to the OFF state, and the power supply to the capsule function execution circuit 30 is stopped. As a result, the battery power is supplied only to the resistive load 26b and can be exhausted while exhibiting the slope characteristics as shown in FIG.
- the FET when the battery voltage falls below the preset second threshold value, the FET is turned on to supply power to the function-in-capsule circuit and the resistive load to When consumption is accelerated and the battery voltage falls below the first threshold, the switch element is turned off to stop the power supply to the function execution circuit in the capsule, and is stored in the battery by the resistance load. Since the power is exhausted, The power stored in the battery can be quickly exhausted, and the malfunction of the circuit in the intermediate potential state can be prevented more easily.
- the battery voltage is changed as shown in FIG.
- the change power of the solid line A changes to the change of the dotted line B, and the power stored in the battery in the in-subject introduction device can be quickly exhausted in a short time.
- the in-subject introduction apparatus is useful as a medical observation apparatus that is introduced into the human body like a capsule endoscope and observes a test site.
- it is suitable for exhausting the electric power stored in the battery in the in-subject introduction apparatus and preventing malfunction of the circuit in the intermediate potential state.
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Computer Networks & Wireless Communication (AREA)
- Endoscopes (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Facsimiles In General (AREA)
- Secondary Cells (AREA)
- Measurement Of Current Or Voltage (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2574017A CA2574017C (en) | 2004-07-15 | 2005-07-14 | Body insertable apparatus |
EP05760022.3A EP1774894B1 (en) | 2004-07-15 | 2005-07-14 | Device introduced into subject |
US11/632,521 US7959560B2 (en) | 2004-07-15 | 2005-07-14 | Body insertable apparatus having a protection circuit |
AU2005260840A AU2005260840B9 (en) | 2004-07-15 | 2005-07-14 | Device introduced into subject |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-208399 | 2004-07-15 | ||
JP2004208399A JP4335086B2 (ja) | 2004-07-15 | 2004-07-15 | 被検体内導入装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006006680A1 true WO2006006680A1 (ja) | 2006-01-19 |
Family
ID=35784016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/013081 WO2006006680A1 (ja) | 2004-07-15 | 2005-07-14 | 被検体内導入装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7959560B2 (ja) |
EP (1) | EP1774894B1 (ja) |
JP (1) | JP4335086B2 (ja) |
CN (1) | CN100490731C (ja) |
AU (1) | AU2005260840B9 (ja) |
CA (1) | CA2574017C (ja) |
WO (1) | WO2006006680A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100777783B1 (ko) | 2006-04-28 | 2007-11-21 | 주식회사 인트로메딕 | 신호 발생 장치 및 이것의 동작 제어 방법 |
JP2009261462A (ja) * | 2008-04-22 | 2009-11-12 | Olympus Corp | 生体観察システム及び生体観察システムの駆動方法 |
JP5489513B2 (ja) * | 2009-04-08 | 2014-05-14 | オリンパス株式会社 | 体内観察システムおよび体内観察システムの駆動方法 |
CN102973236B (zh) * | 2012-11-27 | 2015-09-16 | 深圳市资福技术有限公司 | 一种胶囊内窥镜的控制电路 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004148124A (ja) * | 2002-10-30 | 2004-05-27 | Given Imaging Ltd | 生体内装置、生体内センシング装置、生体内装置の再利用を防止するための方法、生体内装置の活性化をブロックするための方法、および自律型生体内センシング装置を動作させる方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL108352A (en) | 1994-01-17 | 2000-02-29 | Given Imaging Ltd | In vivo video camera system |
IL132944A (en) | 1999-11-15 | 2009-05-04 | Arkady Glukhovsky | Method for running a photo collection process |
JP3455151B2 (ja) | 2000-01-31 | 2003-10-14 | オリンパス光学工業株式会社 | 内視鏡装置 |
JP2002345743A (ja) | 2001-05-28 | 2002-12-03 | Fuji Photo Film Co Ltd | カプセル内視鏡 |
US6951536B2 (en) * | 2001-07-30 | 2005-10-04 | Olympus Corporation | Capsule-type medical device and medical system |
JP4643089B2 (ja) | 2001-09-27 | 2011-03-02 | オリンパス株式会社 | カプセル型医療装置 |
US6891353B2 (en) | 2001-11-07 | 2005-05-10 | Quallion Llc | Safety method, device and system for an energy storage device |
JP4187463B2 (ja) * | 2002-05-16 | 2008-11-26 | オリンパス株式会社 | カプセル医療装置 |
JP2006271697A (ja) * | 2005-03-29 | 2006-10-12 | Fujinon Corp | 電子内視鏡 |
-
2004
- 2004-07-15 JP JP2004208399A patent/JP4335086B2/ja not_active Expired - Fee Related
-
2005
- 2005-07-14 CA CA2574017A patent/CA2574017C/en not_active Expired - Fee Related
- 2005-07-14 US US11/632,521 patent/US7959560B2/en active Active
- 2005-07-14 EP EP05760022.3A patent/EP1774894B1/en not_active Expired - Fee Related
- 2005-07-14 WO PCT/JP2005/013081 patent/WO2006006680A1/ja active Application Filing
- 2005-07-14 AU AU2005260840A patent/AU2005260840B9/en not_active Ceased
- 2005-07-14 CN CNB2005800220246A patent/CN100490731C/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004148124A (ja) * | 2002-10-30 | 2004-05-27 | Given Imaging Ltd | 生体内装置、生体内センシング装置、生体内装置の再利用を防止するための方法、生体内装置の活性化をブロックするための方法、および自律型生体内センシング装置を動作させる方法 |
Non-Patent Citations (1)
Title |
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See also references of EP1774894A4 * |
Also Published As
Publication number | Publication date |
---|---|
AU2005260840B2 (en) | 2009-06-11 |
AU2005260840B9 (en) | 2009-07-23 |
JP2006026059A (ja) | 2006-02-02 |
JP4335086B2 (ja) | 2009-09-30 |
CA2574017A1 (en) | 2006-01-19 |
EP1774894A4 (en) | 2007-10-17 |
US20070265501A1 (en) | 2007-11-15 |
US7959560B2 (en) | 2011-06-14 |
CN1976625A (zh) | 2007-06-06 |
EP1774894B1 (en) | 2015-08-26 |
CN100490731C (zh) | 2009-05-27 |
CA2574017C (en) | 2012-01-24 |
AU2005260840A1 (en) | 2006-01-19 |
EP1774894A1 (en) | 2007-04-18 |
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