CN201814541U - Encapsulated endoscope camera - Google Patents
Encapsulated endoscope camera Download PDFInfo
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- CN201814541U CN201814541U CN2010205497412U CN201020549741U CN201814541U CN 201814541 U CN201814541 U CN 201814541U CN 2010205497412 U CN2010205497412 U CN 2010205497412U CN 201020549741 U CN201020549741 U CN 201020549741U CN 201814541 U CN201814541 U CN 201814541U
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Abstract
The utility model provides an encapsulated endoscope camera capable of acquiring image information of the entire wall in an organism. The encapsulated endoscope camera comprises a lighting unit (17), a shooting unit (20), driving units (11, 12, 13a, 13b, 14a and 14b) and an accommodating component (10); the lighting unit (17) is used for irradiating illuminating light onto the wall in the organism; the shooting unit (20) is used for shooting the area illuminated through the lighting unit; the lighting unit and the shooting unit can rotate around the axial line extending in the travelling direction of the encapsulated endoscope camera through the driving units (11, 12, 13a, 13b, 14a and 14b); and the accommodating component (10) is used for accommodating the lighting unit, the shooting unit and the driving units.
Description
Technical field
This utility model relates to a kind of interior and capsule type endoscope video camera to taking in the organism of organism that is used to take in.
Background technology
In recent years, proposed the capsule type endoscope of the pill-type different, and be practical with gastroscope or large intestine mirror.
Capsule type endoscope is because miniaturization and wireless penetration, makes the gastral small intestinal part that the those who are investigated that line style (cast) gastroscope can not photograph are arranged can be for shooting of the prior art etc., and can carry out taking in the painless body to those who are investigated.
The following describes in the body that carries out with capsule type endoscope video camera of the prior art and take.Fig. 6 (A) is the sketch map of capsule type endoscope video camera of the prior art, and Fig. 6 (B) is the sketch map by an example of the image of capsule type endoscope video camera shooting.
Shown in Fig. 6 (A), capsule type endoscope video camera 60 has the light-emitting component 61 of irradiating illumination light, the communication unit 64 that is used for camera lens 62 and the capturing element 63 that the light-struck scope of the illumination of lighting unit 61 is taken and is used for the view data that the wireless transmissions such as computer to the outside are taken.Capturing element 63 or communication unit 64 are driven by drive circuit 65.
The shooting face of capturing element 63 is towards the place ahead of the direct of travel of endoscopic camera 60.Outer computers etc. receive the view data that sends from communication unit 64, and shown in Fig. 6 (B), the view data of reception is represented with G.
Carry out several to tens of shooting actions with endoscopic camera 60 per seconds, the view data that is obtained by this shooting action is sent to outside computer etc. successively.Thus, be shown as live image on the display of computer externally etc., and be used for medical diagnosis etc.
The utility model content
Yet, in existing capsule type endoscope video camera, because the shooting face of capturing element is towards the place ahead of the direct of travel of endoscopic camera, so, for the intravital wall of biology is taken, must adopt wide-angle lens.Yet,, still can not correctly obtain the image information of biological intravital wall even use wide-angle lens.
Because the illumination light of lighting unit is to the irradiation of the place ahead of the direct of travel of endoscopic camera, so can not be to the intravital wall of biology irradiating illumination light efficiently.Therefore, even the irradiation area of illumination light is taken, still can not correctly hold biological intravital wall as subject by taking the unit.
And, to the zone that does not reach, can not obtain correct image in illumination light.In this case, though if the irradiation distance of lengthening illumination light, the power consumption that can strengthen lighting unit.That is to say that swallowing biological intravital capsule type endoscope video camera needs miniaturization, and endoscopic camera also can become big when power consumption strengthens.
This utility model provides a kind of capsule type endoscope video camera, and it can obtain the image information of biological intravital whole wall with simple structure.
Capsule type endoscope video camera of the present utility model comprises: to the lighting unit of the intravital wall irradiating illumination of biology light; The shooting unit taken, zone to the illumination cell illumination; Make lighting unit and take the driver element of unit rotation around axis that the direct of travel along the capsule type endoscope video camera extends; And the parts that hold that hold lighting unit, shooting unit and driver element.
As driver element, can comprise: to lighting unit with take the holding member that the unit keeps; And make holding member with respect to hold parts the rotation actuator.Holding member can have to cover at least takes unitary shape.
Because make and hold parts and closely contact biological intravital wall, thus can suppress to hold parts rotation around the direct of travel of endoscopic camera, and make holding member with respect to the rotation of holding parts.
Take unitary shooting face with the vertical direction of the direct of travel of capsule type endoscope video camera on opposed with the intravital wall of biology.Therefore, can obtain the correct view data of biological intravital wall.
The capsule type endoscope video camera can be provided with control and drive the control unit of taking unit and driver element; By control unit, can control the spinning movement of holding member and make the shooting unit take action by actuator along with holding member stops the rotation to move.By make holding member stop the rotation the action after take action, can obtain not having the view data that image rocks.Also can under the state that holding member stops to move, repeatedly take action.Under the situation of repeatedly taking action, can be by a plurality of view data that obtain thus being synthesized the correct information that obtains biological intravital wall.
As long as the rotary speed of holding member is faster than the gait of march of capsule type endoscope video camera, just can prevents the zone that the central generation of wall in vivo is not taken, and can obtain the view data of biological intravital whole wall.
According to the present invention, because make lighting unit and take unit rotation around axis that the direct of travel along video camera extends, so can take action by taking the unit along the intravital wall of biology.Thus, can obtain the image information of biological intravital whole wall.
Description of drawings
Fig. 1 is the side view (A) and the profile (B) of the endoscopic camera of embodiment 1 of the present utility model.
Fig. 2 is the figure of system that adopts the endoscopic camera of embodiment 1.
Fig. 3 is the sketch map that shooting action and the Flame Image Process to the endoscopic camera of embodiment 1 describes.
Fig. 4 is the sketch map in cross section of the endoscopic camera of embodiment 2 of the present utility model.
Fig. 5 is the sketch map in cross section of the endoscopic camera of embodiment 3 of the present utility model.
The figure (B) of Fig. 6 image that to be the sketch map (A) of the structure of endoscopic camera of the prior art and expression taken by endoscopic camera of the prior art.
The specific embodiment
The following describes embodiment of the present utility model.
[embodiment 1]
The capsule type endoscope video camera (below be called endoscopic camera) of embodiment 1 of the present utility model is described referring to figs. 1 through Fig. 3.Fig. 1 (A) is the side view of the endoscopic camera of present embodiment, and Fig. 1 (B) is the profile of endoscopic camera.Fig. 2 is the figure of system that adopts the endoscopic camera of present embodiment, and Fig. 3 is to the shooting action of endoscopic camera and the figure that described by the processing procedure of taking the view data that action obtains.
The following describes the structure of the endoscopic camera of present embodiment.
In endoscopic camera 1 as shown in Figure 1, have capsule shape as the parts 10 that hold of external packing component, and have a printing opacity see through regional 10a and light blocking lightproof area 10d.See through regional 10a and on the length direction of endoscopic camera 1, have certain width, and be formed on making progress in week of endoscopic camera 1.To adhere to dirt etc. in order being suppressed on the outer peripheral face that holds parts 10, for example to add on the outer peripheral face that holds parts 10 that the coating that is formed by material MPC polymer that is applicable to human body (polymer of 2-methylacryoyloxyethyl phosphocholine) etc. is relatively good.
Be provided with on the inner surface that holds parts 10 from this inner surface outstanding axial region 10b, 10c, this axial region 10b and 10c are arranged on in opposite directions the position.That is to say that axial region 10b, 10c are positioned on the rotation axis of endoscopic camera 1.
Periphery at axial region 10b is provided with Magnet 12.In holding parts 10, hold the parts that the following describes.
The holding member 11 that has along holding the shape of parts 10 is set in the inside that holds parts 10.Holding member 11 has contact site 11a, the 11b that contacts with axial region 10b, 10c respectively.Holding member 11 is supported by axial region 10b, 10c by contact site 11a, 11b, and as described later with respect to holding parts 10 rotation around axis X.
The zones that comprise contact site 11a in the middle of the holding member 11 form can avoid and Magnet 12 between the shape of interference.Periphery around Magnet 12 on the inwall of holding member 11 is provided with magnetic field generating devices 15 such as coil or electric magnet.Be the zone that sees through with the regional 11c that sees through regional 10a part in opposite directions that holds parts 10 in the middle of the holding member 11, see through on the regional 11c at this four light-emitting components 17 are set with light transmission features.
Particularly, shown in Fig. 1 (A), circle see through regional 11c circumferentially on four light-emitting components 17 equally spaced are set.LED that can power consumption is low is as light-emitting component 17.Can adopt different types of LED corresponding to the position that light-emitting component 17 is set.For example, in the middle of four light-emitting components 17, can be with the LED of irradiation white light as in opposite directions a pair of light-emitting component 17, with the LED of the light of other wavelength of irradiation (near the light of Infrared wavelength or near the light of ultraviolet wavelength etc.) light-emitting component 17 as other.
Though the situation that adopts four light-emitting components 17 has been described in the present embodiment, and this utility model is not limited to this.As long as can fully illuminate reference object thing (that is, gastral internal face), also can only adopt a light-emitting component.
Because must being arranged on, takes outside the light path light-emitting component 17, so illumination light is from coming with respect to the angular illumination of taking inclined light shaft.Have at the reference object thing under the situation of concaveconvex shape, may produce halation by illumination light.Therefore, can be by light-emitting component 17 be set offseting the halation that generates by illumination light across taking optical axis position in opposite directions.
On the first maintaining part 11d, form peristome 11d1 by object light.So-called object light is meant in the middle of the illumination light of light-emitting component 17 irradiations and is reflected and the light to capturing element 20 guiding as described below by the reference object thing.Peristome 11d1 has taper surface, and the diameter of peristome 11d1 reduces gradually from seeing through regional 11c one lateral lenses 18 1 sides.
The second maintaining part 11e keeps the substrate 21 that capturing element 20 is installed.CCD (charge coupled cell) pick off or CMOS (complementary metal oxide semiconductors (CMOS)) pick off can be used as capturing element 20.Object light sees through camera lens 18 imaging on the shooting face of capturing element 20.Capturing element 20 is handled by light-to-current inversion object light is transformed to the signal of telecommunication (view data).Controller 22 is kept by holding member 11, the driving of control capturing element 20.The view data that is generated by capturing element 20 sends to transmitting element 16 by substrate 21.The action of transmitting element 16 will illustrate below.
First receiving element 13 and second receiving element 14 of reception by the electric power (electromagnetic energy) that is arranged on the power supply device transmission organism outside is set in the space in the face of a side of capturing element 20 of axial region 10b and axial region 10c.First receiving element 13 has magnetic core 13b and the coil 13a that is wrapped on the magnetic core 13b.Second receiving element 14 has magnetic core 14b and the coil 14a that is wrapped on the magnetic core 14b.Coil 13a and coil 14a interconnect and are connected in controller 22.
The electromagnetic energy that is received by first receiving element 13 and second receiving element 14 is sent to controller 22, and produces the driving energy of endoscopic camera 1 in controller 22.This driving energy is used for the driving of controller 22 and capturing element 20 or switches on to magnetic field generating device 15.
When controller 22 control during to the energising of magnetic field generating device 15, magnetic field takes place, and makes holding member 11 with respect to 10 rotations of holding parts by the interaction with Magnet 12.The endoscopic camera 1 of present embodiment is ingested in the organism, and holds closely contact biological intravital walls (for example, the wall of small intestinal) of parts 10.Because holding parts 10 is in by contacting the state that is fixed with intravital wall, so holding member 11 is with respect to holding parts 10 rotation around axis X.
By the rotation of holding member 11, the capturing element 20 or the light-emitting component 17 that are kept by holding member 11 also rotate around axis X.
In the middle of the inner space of holding member 11, in the space between second receiving element 14 and contact site 11b transmitting element 16 is set.
The mechanism's (battery etc.) that produces electric power also can be set in endoscopic camera 1.In the present embodiment, while because the electric power supply that receives from power supply device drives controller 22 grades, so, there is no need in endoscopic camera 1, battery etc. to be set, can make endoscopic camera 1 miniaturization.
The receiving system that transmitting element 16 is provided with outside organism sends the view data that is generated by capturing element 20.
The camera system of the endoscopic camera 1 that adopts present embodiment is described with reference to Fig. 2.
Be provided with on the utensil 100 wearing of user 500 dress and send electric coil 101 and reception antenna 102.Send electric coil 101 pairs of endoscopic camera 1 supply capabilities.The view data that 102 pairs of endoscopic cameras of reception antenna 1 send receives.Reception antenna 102 is connected in data storage device 200, and the view data that reception antenna 102 is received is stored in data storage device 200.
The view data of storage is wirelessly transmitted to image processing apparatus 300 by antenna 201 in data storage device 200.Image processing apparatus 300 receives the view data that sends from data storage device 200 by antenna 301.Image processing apparatus 300 is connected in the image display device 400 of PC (PC) etc.
Though between data storage device 200 and image processing apparatus 300, carry out the transmission and the reception of view data in the present embodiment wirelessly, in this utility model, also can carry out the transmission and the reception of view data by the cable that data storage device 200 is connected with image processing apparatus 300.
With reference to Fig. 3 the shooting action of endoscopic camera 1 and the processing action of image processing apparatus 300 are described.
In the time of in endoscopic camera 1 is ingested organism, the holding member 11 of endoscopic camera 1 is with respect to holding parts 10 rotation around axis X.Axis X is the axis along the direct of travel extension of endoscopic camera 1.
(for example, small intestinal under) the situation, endoscopic camera 1 is advanced on the direction of the arrow X of Fig. 3 (A) by the wriggling of small intestinal to be positioned at biological intravital specific part at endoscopic camera 1.That is to say, because the parts 10 that hold of endoscopic camera 1 closely contact with the wall of small intestinal, so the wriggling of the wall by small intestinal is extruded along the direction of arrow X.The speed that endoscopic camera 1 is advanced by this wriggling is 1～1.5m/h.
Spinning movement by holding member 11 on one side makes capturing element 20 rotation around axis X, Yi Bian repeatedly take action repeatedly, thus, can take the whole peripheral surface of small intestinal inwall.
In the present embodiment, make holding member 11 (capturing element 20) around the axis X with the rotation of certain anglec of rotation after, holding member 11 is stopped the rotation.Be under the state that stops the rotation at holding member 11, take action with capturing element 20.
By making holding member 11 (capturing element 20) take action after stopping the rotation, can suppress rocking of image, obtain high-precision view data.While holding member 11 (capturing element 20) rotation around axis X is being taken under the situation of action, during carrying out electric charge accumulation by capturing element 20 in subject image variation, the view data that result's generation has image to rock.In the present embodiment, take action afterwards, can generate and suppress the view data that image rocks by holding member 11 (capturing element 20) is stopped the rotation.
Under the state that holding member 11 (capturing element 20) is stopped the rotation, also can repeatedly take action.That is to say, also can obtain a plurality of view data of the same area of biological intravital wall.In this case, can synthesize a plurality of view data that obtain by Flame Image Process and obtain than a view data that the view data precision is high.
Under said circumstances, can suppress the luminous quantity of light-emitting component 17, and can reduce the power consumption of light-emitting component 17.Even the luminous quantity to light-emitting component 17 suppresses to take action, also can exposure be replenished by a plurality of view data of representing same subject being synthesized come.
If make holding member 11 (capturing element 20) rotation around axis X, but guarantee to take action while also can accomplish to make holding member 11 (capturing element 20) to rotate rocking and do not perceiveed by taking in the view data that action generates image.
The C1～C7 that respectively is listed as shown in Fig. 3 (A) represents in the process that holding member 11 (capturing element 20) rotates a circle by taking a plurality of view data that action generates.Each is listed as the shooting area A of each image of C1～C7 corresponding to capturing element 20.
Some repetition between two images that each image that each row is comprised among C1～C7 obtains in front and back.In the present embodiment, the anglec of rotation of controller 22 control holding members 11 is so that the shooting area of the shooting area of the shooting action of carrying out at special time and the shooting action of carrying out in next time repeats on a part mutually.Thus, can obtain for example view data of the whole inwall of small intestinal.
Some repetition of image that comprises in each image that comprises in the particular column and the adjacent column of this particular column.Because the gait of march of endoscopic camera 1 is slower than the rotary speed of holding member 11 in the endoscopic camera 1 (capturing element 20) as mentioned above, so, on the direct of travel (directions X) of endoscopic camera 1, obtain some multiple two view data.
Because the endoscopic camera of present embodiment 1 is advanced on directions X on one side and is rotated on one side around the X-axis line and take action, so the track of the shooting area A of endoscopic camera 1 is the helical form shown in Fig. 3 (A).Shown in Fig. 3 (B), can be by will (for example moving resulting a plurality of images by taking, the image in week in the expression small intestinal) cuts and expansion along specific datum line L, come in a width of cloth drawing, to observe whole object (for example, the whole peripheral surface of small intestinal inwall) (with reference to Fig. 3 (C)).Make by Flame Image Process that multiple part overlaps between image.
In the image I shown in Fig. 3 (C), resulting image when the image section that is arranged in the figure topmost is equivalent to capturing element 20 and is in ad-hoc location (angle).Resulting image when the image section that is arranged in the figure foot in the middle of image I is equivalent to capturing element 20 and is positioned at the position (angle) that rotates to before the above-mentioned ad-hoc location.
Above-mentioned a plurality of image is connected and generate the processing of an image I by image processing apparatus shown in Figure 2 300.The image I that is generated by image processing apparatus 300 is displayed on the image display device 400.Thus, user (for example, doctor) can be by observing the state that the image I that shows is confirmed the object (for example, the inwall of small intestinal) that is taken on image display device 400.
According to present embodiment, because when making endoscopic camera 1 (for example by biological intravital path, small intestinal) and take action and the time make holding member 11 (comprising light-emitting component 17 and capturing element 20) rotation around the X-axis line, so can obtain the view data of the whole inwall of path.Because the control by controller 22 makes holding member 11 rotations, make endoscope's rotation so there is no need to operate from the outside of organism.
Because the shooting face of capturing element 20 being arranged to capturing element 20 is towards the intravital wall of biology, so can obtain the correct image information of biological intravital wall.
[embodiment 2]
The endoscopic camera of present embodiment 2 is described with reference to Fig. 4.Fig. 4 is the sketch map in cross section of the endoscopic camera of present embodiment.In Fig. 4, the parts identical with the component function of explanation among the embodiment 1 are used identical label.
In the endoscopic camera 1A of present embodiment, holding member 11 is with respect to holding parts 10 rotation around axis X.In the present embodiment, on holding member 11, be provided with two and take unit 30.
Take lens 18, capturing element 20, the light-emitting component 17 that comprises explanation among the embodiment 1 in the unit 30 at each, and concrete structure is identical with the structure of explanation among the embodiment 1.In the present embodiment, take unit 30 for two and be symmetrical arranged, and the shooting face of shooting unit 30 is mutually towards opposition side with respect to rotation axis X.
The controller 22 of the driving of control capturing element 20 grades can be arranged on two and take between the unit 30.
In the present embodiment, because adopt two to take unit 30,, just can photograph in biological intravital path whole all so 11 need of holding member are with respect to holding parts 10 Rotate 180s °.Can make holding member 11 only after the Rotate 180 °, make holding member 11 with the direction of rotation identical Rotate 180 ° only with present direction of rotation.On the other hand, also can make holding member 11 only after the Rotate 180 °, make holding member 11 with the direction of rotation opposite Rotate 180 ° only with present direction of rotation.
As long as switch direction of rotation when making holding member 11 rotation half cycles at every turn, the accommodating chamber of receiving medical liquids etc. just can be set in endoscopic camera.Under the situation of the accommodating chamber that receiving medical liquids etc. is set, be necessary to be provided with the supply pipe to the exterior guiding of endoscopic camera such as medicinal liquid in the accommodating chamber.In this case, because switch the direction of rotation of holding member 11 as mentioned above, so can prevent the supply pipe bending of medicinal liquid etc.
[embodiment 3]
The endoscopic camera of embodiment 3 of the present utility model is described with reference to Fig. 5.Fig. 5 is the sketch map in cross section of the endoscopic camera of present embodiment.In Fig. 5, the parts identical with the component function of explanation among the embodiment 1 are used identical label.
In the endoscopic camera 1B of present embodiment, holding member 11 is with respect to holding parts 10 rotation around axis X.In the present embodiment, shooting unit 40 is tilted with respect to rotation axis X.That is to say that the shooting face of taking unit 40 intersects with state and the rotation axis X that tilts with respect to rotation axis X.Take light-emitting component 17, camera lens 18 and capturing element 20 that unit 40 comprises explanation among the embodiment 1.
In the endoscopic camera 1B of present embodiment, because will take unit 40 is provided with at one end, so can controller 22 or the transmitting element 16 that illustrate among the embodiment 1 be set not being provided with in the middle of the inner space of holding member 11 in the space of taking unit 40, the actuator that makes holding member 11 rotations perhaps is set.
According to present embodiment, take unit 40 rotation around axis X by making, can take the whole interior week of biological intravital path (for example, the inwall of small intestinal).
As long as can correctly confirm biological intravital state with the shooting action acquired image data of taking unit 40, just can suitably set and take the angle of inclination of unit 40 (shooting face) with respect to rotation axis X.
In the present embodiment, because identically with embodiment 1 make holding member 11, make the endoscopic camera rotation so there is no need outside organism, to operate with respect to 10 rotations around axis X of holding parts.
Though holding member 11 forms along the shape of holding the inwall of parts 10 in embodiment 1～3, this utility model is not limited to this.Though by holding parts 10 and holding member 11 as the dual structure that capturing element 20 or controller 22 etc. is held, this utility model is not limited to this in embodiment 1～3.
As long as holding member 11 rotates around the X-axis line with respect to holding parts 10 under the state that capturing element 20 grades are kept, and is therefore, also passable even the shape of holding member 11 does not have along the shape of holding parts 10.Can suitably set the angle of inclination of taking unit 40, as long as can accomplish from the illumination light of the light-emitting component 17 of taking unit 40 irradiation object thing accurately.
Though the so-called electromagnetic actuator that will comprise Magnet 12, coil 13a, 14a and magnetic core 13b, 14b in embodiment 1～3 is as the actuator that makes holding member 11 rotations, this utility model is not limited to this.For example, can adopt the oscillating mode actuator.Adopt the oscillating mode actuator, make by apply relative rotation of contact of pendulum and contact vibration body that the vibration wave of row ripple takes place alternating signal to electric energy-mechanical energy inverting element (piezoelectric element).
Particularly, can be in closely contacting and one of be provided with on the parts 10 holding of the state that is fixed in the middle of pendulum and the contact, in the middle of pendulum and the contact another is being set on holding member 11 with the intravital wall of biology.Even adopt such structure, by the rotation between pendulum and the contact, still can make holding member 11 with respect to hold parts 10 the rotation.
Though the situation that adopts endoscopic camera has been described in embodiment 1～3, for having the counterrotating structure of holding parts 10 and holding member 11, also can in holding member 11, only be provided for the feed mechanism of supply of chemical etc.That is to say, also can not use capturing element 20 etc., and make above-mentioned feed mechanism rotation.
In this case, because along with the spinning movement of holding member 11 makes the supply port rotation of supply of chemical etc., so can be to the whole inwall of organism supply of chemical efficiently.
Claims (8)
1. a capsule type endoscope video camera is characterized in that, comprising:
Lighting unit to the intravital wall irradiating illumination of biology light;
The shooting unit that the zone of described lighting unit illumination is taken;
Make the driver element of described lighting unit and described shooting unit rotation around the axis that extends along the direct of travel of capsule type endoscope video camera; And
The parts that hold that hold described lighting unit, described shooting unit and described driver element.
2. capsule type endoscope video camera according to claim 1 is characterized in that, described driver element comprises:
The holding member that described lighting unit and described shooting unit are kept; And
Make the actuator of described holding member with respect to the rotation of described accommodation section part.
3. capsule type endoscope video camera according to claim 2 is characterized in that: described holding member has and covers the unitary shape of described shooting at least.
4. capsule type endoscope video camera according to claim 2 is characterized in that: the described accommodation section part is the intravital wall of the described biology of contact closely.
5. according to each described capsule type endoscope video camera in the claim 1～4, it is characterized in that: the unitary shooting face of described shooting with the vertical direction of the direct of travel of capsule type endoscope video camera on opposed with the intravital wall of described biology.
6. according to claim 2 or 3 described capsule type endoscope video cameras, it is characterized in that:
Control unit with control driving described shooting unit and described driver element;
Described control unit is controlled the spinning movement of described holding member by described actuator, and along with the action of stopping the rotation of described holding member makes described shooting unit take action.
7. capsule type endoscope video camera according to claim 6 is characterized in that: under described holding member stopped the rotation the state that moves, action was repeatedly taken in described shooting unit.
8. capsule type endoscope video camera according to claim 2 is characterized in that: the rotary speed of described holding member is faster than the gait of march of capsule type endoscope video camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205497412U CN201814541U (en) | 2010-09-30 | 2010-09-30 | Encapsulated endoscope camera |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010205497412U CN201814541U (en) | 2010-09-30 | 2010-09-30 | Encapsulated endoscope camera |
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| CN201814541U true CN201814541U (en) | 2011-05-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103919520A (en) * | 2013-01-14 | 2014-07-16 | 周正三 | Endoscope image acquisition system and method |
| CN106214109A (en) * | 2016-07-29 | 2016-12-14 | 上海交通大学 | Easily operation can storage type high definition anorectal mirror |
-
2010
- 2010-09-30 CN CN2010205497412U patent/CN201814541U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103919520A (en) * | 2013-01-14 | 2014-07-16 | 周正三 | Endoscope image acquisition system and method |
| CN106214109A (en) * | 2016-07-29 | 2016-12-14 | 上海交通大学 | Easily operation can storage type high definition anorectal mirror |
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Granted publication date: 20110504 |