CN208371768U - Camera can outward turning fujinon electronic video endoscope - Google Patents
Camera can outward turning fujinon electronic video endoscope Download PDFInfo
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- CN208371768U CN208371768U CN201720897088.0U CN201720897088U CN208371768U CN 208371768 U CN208371768 U CN 208371768U CN 201720897088 U CN201720897088 U CN 201720897088U CN 208371768 U CN208371768 U CN 208371768U
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Abstract
The utility model provide a kind of camera can outward turning fujinon electronic video endoscope, including electronic camera, electric wire band, outward turning component, mirror body and operation portion, electronic camera is flexibly connected by outward turning component with mirror body, electronic camera is connected to the end of electric wire band, another end of electric wire band passes through mirror body attended operation portion, one end of outward turning component is connected on electronic camera or electric wire band, the other end attended operation portion of outward turning component, is movably connected on the tube wall of mirror body in the middle part of outward turning component.This kind of camera can outward turning fujinon electronic video endoscope, can be realized end channel can expand, compared with existing camera lens, it can be under the premise of keeping existing diameter of lens and not influencing to can smoothly enter into human body, can be after the narrow section by body passageway, then enlarged distal tip channel, convenience pass through more instruments, bigger foreign matter is taken out, is rinsed more unobstructed.
Description
Technical field
The utility model relates to a kind of camera can outward turning fujinon electronic video endoscope.
Background technique
Clinically carry out endoscopic surgery extensively, the endoscope of early stage is fibrescope, close by up to ten thousand
The fiber conducting image of arrangement.But glass optical fiber can not be done thinner, limit the raising of pixel, and glass is thinner easy to break
It is disconnected.Later fibrescope is gradually replaced by the fujinon electronic video endoscope of more high definition.
Currently used fujinon electronic video endoscope includes: electronics oesophagoscope, electronic gastroscope, Electronic endoscopy, electronics small intestine
Mirror, electronic colonoscope, electronic rectal mirror, electrolaryngoscope, electric bronchoscope, electric celioscope, electronic choledochoscopy, electronic bladder
Mirror, electronic ureteroscope, electronics kidney mirror, electronic hysteroscope, electronics arthroscope, electronics angioscope etc..These fujinon electronic video endoscopes
Working principle is similar, also there is similar structure.
The camera lens internal diameter of existing endoscope is limited, and illumination LED is arranged generally in mirror body for camera lens or light guide bundles, electronics are taken the photograph
As head mould group, bath or filling channel, instrument channel pipe lead to camera lens due to arranging these devices in the cross section of camera lens
Diameter be difficult to be made very thin, but diameter is excessive is difficult to pass in and out in the narrow cavity of human body, therefore, often by instrument channel pipe
Diameter be arranged in lesser range, this results in that larger-diameter device can not be passed through, and can not be operated.
By taking the thinner electronics Flexible ureteroscope in fujinon electronic video endoscope as an example.Common Olympus electronics Flexible ureteroscope
For F8, diameter 2.55mm, stainless steel mirror body thickness 0.15mm, two sides add up to 0.3mm.Inner passage diameter only has 2.55mm, electricity
Sub- camera diameter about 1mm, the maximum gauge of instrument channel are also just only 1.2mm.It is respectively arranged on two main thoroughfares both sides
The channel of one diameter about 1mm adjusts wirerope etc. for placing light guide bundles and bending.
Ureter is about 250 to 300mm, mean breadth 5-7mm, by the ureteroscope of diameter 5mm and blames by reason
Thing, but the ureteroscope for being actually connected to diameter 2.55mm is all extremely difficult.Because there are three very short lifes on ureter
Rationality narrow positions, the most narrow wall inner segment being located at into the bladder wall, diameter is about 1~2 millimeter, length about 4mm, is had at this
Sphincter " is strongly checked on ".During being inserted into ureteroscope, the wall inner segment of ureter can be elongated, and internal diameter is thinner, gradually
Cover on ureteroscope securely, then by force into mirror when be easy to happen ureter wall inner segment avulsion, cause serious medical thing
Therefore.So encountered when into mirror resistance when to stop before going too far, avoid by force into mirror.
Although endoscope is difficult to move even one step in the narrow section of body cavities, but as long as by the way that broad several times can be immediately entered
Cavity, there is no endoscope sufficiently benefit can pass through the broad space after narrow section at present unfortunately.The above problem is in endoscope
It should pay attention to and solve the problems, such as in design process.
Utility model content
The purpose of the utility model is to provide a kind of camera can outward turning fujinon electronic video endoscope solution exist in the prior art
Since electronic camera and instrument channel pipe being arranged side by side in mirror body, the diameter of instrument channel pipe can only be less than mirror body diameter and subtract
The width of de-electromation camera diameter is arranged, thus cause instrument channel pipe diameter small, it can not be by being relatively large in diameter asking for instrument
Topic.
The technical solution of the utility model is:
A kind of camera can outward turning fujinon electronic video endoscope, including electronic camera, electric wire band, outward turning component, mirror body and behaviour
Make portion, electronic camera is flexibly connected by outward turning component with mirror body, and electronic camera is connected to the end of electric wire band, electric wire band
Another end pass through mirror body attended operation portion, one end of outward turning component is connected in electronic camera, outward turning component it is another
One end attended operation portion is movably connected on the tube wall of mirror body in the middle part of outward turning component.
Further, mirror body uses the material system of different hardness using hard Mirror blank materials or bendable material or segmental
At mirror body, the end of mirror body is equipped with the notch come out for electronic camera outward turning.
Further, electric wire band is long shoulder pole type, there is electric wire and tension rope arranged in parallel, electric wire band table inside electric wire band
There is waterproof material package in face, and electric wire band is connect with electronic camera bias.
Further, outward turning component is externally provided with return unit, and return unit uses elastic overcoat, and elastic overcoat is connected to mirror body
End, and elastic overcoat package outward turning component and electronic camera.
Further, outward turning component is equipped with inward turning reduction torsion spring, and the major diameter of inward turning reduction torsion spring is consistent with rotation axis, inward turning
The strut of one end of reduction torsion spring is fixed in mirror body, and the strut of the other end of inward turning reduction torsion spring is fixed on rotation axis or electric wire
On band or electronic camera.
Further, outward turning component includes knob and rotation axis using overturning regulating mechanism, overturning regulating mechanism, and knob connects
Switch through the end of moving axis, rotation the tip of the axis is connect with electronic camera bias, and rotation axis is connect with the side of electric wire band, rotation
Axis is movably connected in mirror body by shaft sleeve.Rotation axis can drive electric wire band and electronic camera to turn together around rotation axis
It is dynamic.The knob for twisting operation portion is driven torsion by hard or soft rotation axis, makes the electronic camera outward turning of endoscope tip
And inward turning.
Further, outward turning component uses handwheel regulating mechanism, and handwheel regulating mechanism includes poke rod, wheel shaft and drag-line,
Poke rod is movably connected on operation portion by shaft, and the two sides of poke rod are separately connected at least a drag-line, drag-line and connect respectively
It connects on electric wire band.Poke rod on handwheel can be rotated around the wheel shaft for being arranged through handwheel, stir stirring for operation portion
Bar is driven by drag-line, makes the electronic camera outward turning and inward turning of endoscope tip.
Further, for outward turning component using expansion pipe regulating mechanism, expansion pipe regulating mechanism includes expansion pipe, and expansion pipe is set
In in mirror body, expansion pipe is the bevelled hard thin-wall pipeline in one end, and expansion manages at least one cavity, expands the outer diameter etc. of pipe
The thickness of electric wire band is subtracted in the internal diameter of mirror body.The inclined-plane of expansion pipe end side direction during advance squeezes electric wire band and electricity
Sub- camera forces electronic camera to outward turning, after extracting expansion pipe, electronic camera inward turning under the action of return unit.
Further, outward turning component use balloon-expandable regulating mechanism, balloon-expandable regulating mechanism include sacculus and
Fluid injection conduit, sacculus are set in mirror body, and sacculus is connected to fluid injection conduit, and sacculus side connects mirror body, the connection of the sacculus other side
Electronic camera or electric wire band change the hardness of mirror body, and the shape by changing sacculus by adjusting internal pressure size
To drive electric wire band and electronic camera outward turning and inward turning.
Further, at least two electronic cameras in tandem, each electro-photographic are equipped in the same mirror body
Head is connected respectively electric wire band and outward turning component.
The beneficial effects of the utility model are:
One, this kind of camera can outward turning fujinon electronic video endoscope, can be realized end channel can expand, with existing camera lens phase
Than the narrow of body passageway can be being passed through under the premise of keeping existing diameter of lens and not influencing to can smoothly enter into human body
After narrow section, then enlarged distal tip channel, it is convenient to take out bigger foreign matter by more instruments, it rinses more unobstructed.
Two, sacculus is set in soft mirror body, the hardness of mirror body can be adjusted by adjusting ball intraluminal pressure, with side
It will pass through different degrees of curved cavity.
Three, this kind of camera can outward turning fujinon electronic video endoscope, it is reasonable in design, be easy to use.
Detailed description of the invention
Fig. 1 be one camera of the utility model embodiment can outward turning fujinon electronic video endoscope structural schematic diagram；
Fig. 2 be one camera of the utility model embodiment can outward turning fujinon electronic video endoscope end channel expand after structure show
It is intended to；
Fig. 3 is that embodiment one removes the schematic diagram of internal structure after mirror body；
Structural schematic diagram when Fig. 4 is one electronic camera inward turning of embodiment；
Structural schematic diagram when Fig. 5 is one electronic camera outward turning of embodiment；
Fig. 6 be in embodiment three camera can outward turning fujinon electronic video endoscope outward turning component using hand wheel control device when structure
Schematic diagram；
Fig. 7 be in embodiment three camera can outward turning fujinon electronic video endoscope outward turning component use hand wheel control device inside
Structural schematic diagram；
Fig. 8 be three kinds of cameras of embodiment can outward turning fujinon electronic video endoscope outward turning component using hand wheel control device and controlling
Structural schematic diagram when outward turning processed；
Fig. 9 be three kinds of cameras of embodiment can outward turning fujinon electronic video endoscope outward turning component using hand wheel control device and controlling
Structural schematic diagram when inward turning processed；
Figure 10 is by inward turning reduction torsion spring in embodiment five instead of the structural schematic diagram after inward turning drag-line when outward turning；
Figure 11 is by inward turning reduction torsion spring in embodiment five instead of the structural schematic diagram after inward turning drag-line when inward turning；
Figure 12 is by elastic overcoat in embodiment five instead of the structural schematic diagram after inward turning drag-line when inward turning；
Figure 13 be seven camera of embodiment can outward turning fujinon electronic video endoscope outward turning component using expansion pipe regulating mechanism
Structural schematic diagram；
Figure 14 is the structural schematic diagram that embodiment seven removes exposing interior expansion pipe after the mirror body of part；
Figure 15 be seven camera of embodiment can outward turning fujinon electronic video endoscope outward turning component using expansion pipe regulating mechanism outside
Structural schematic diagram when rotation；
Figure 16 be seven camera of embodiment can outward turning fujinon electronic video endoscope outward turning component using expansion pipe regulating mechanism in
Structural schematic diagram when rotation；
Figure 17 be seven camera of embodiment can outward turning fujinon electronic video endoscope outward turning component using handwheel regulating mechanism and can
Distort the schematic diagram of internal structure of electric wire band；
Figure 18 be 13 camera of embodiment can outward turning fujinon electronic video endoscope outward turning component using balloon-expandable adjust machine
The structural schematic diagram of structure；
Figure 19 is the structural schematic diagram that balloon-expandable regulating mechanism sacculus is full in embodiment 13；
Figure 20 is the structural schematic diagram of balloon-expandable regulating mechanism sacculus atrophy in embodiment 13；
Figure 21 is can to expand the knot that the sacculus of endoscope fills by the end of sacculus control outward turning component in embodiment 13
Structure schematic diagram；
Figure 22 is can to expand showing for the sacculus atrophy of endoscope by the end of sacculus control outward turning component in embodiment 13
It is intended to；
Figure 23 is that the flexible end by sacculus control outward turning component can expand the structure of endoscope in embodiment 14
Schematic diagram；
Figure 24 is that structure is shown when the end for setting there are two electronic camera in embodiment 15 can expand the inward turning of endoscope
It is intended to；
Figure 25 is that structure is shown when the end for setting there are two electronic camera in embodiment 15 can expand the outward turning of endoscope
It is intended to；
Wherein: 1- electronic camera, 2- mirror body, 3- operation portion, 4- notch, 5- elastic overcoat, 6- inward turning reduction torsion spring, 7-
Electric wire band, 8- overturn regulating mechanism, 9- handwheel regulating mechanism, 10- expansion pipe, 11- balloon-expandable regulating mechanism；
The fixed section of 71- electric wire band, 72- electric wire band can distort section, rotatable section of 73- electric wire band；
81- knob, 82- rotation axis, 83- sleeve；
91- poke rod, 92- outward turning drag-line, 93- inward turning drag-line, 94- wheel shaft, 95- is around line piece；
111- sacculus, 112- fluid injection conduit, 113- pipe switch.
Specific embodiment
The preferred embodiment that according to the present invention will be described in detail below with reference to the accompanying drawings.
Embodiment one
A kind of camera can outward turning fujinon electronic video endoscope, such as Fig. 1 and Fig. 2, including electronic camera 1, outward turning component, mirror body
2 and operation portion 3.The side of electronic camera 1 is flexibly connected by outward turning component with endoscope mirror body 2, and electronic camera 1 connects
In the end of electric wire band 7, another end of electric wire band 7 passes through 2 attended operation portion 3 of mirror body.Electric wire band 7 is long shoulder pole type, interior
There are electric wire and tension rope arranged in parallel in portion, and there is waterproof material package on surface.Electric wire band 7 and 1 bottom surface bias of electronic camera connect
It connects.Outward turning component includes more than one rotation axis 82, and one end of outward turning component is connected in electronic camera 1, outward turning component
Other end attended operation portion 3, be movably connected in mirror body 2 in the middle part of outward turning component.
Mirror body 2 uses hard material or soft material.The end of mirror body 2, which is equipped with, is used for what 1 outward turning of electronic camera came out
Notch 4.Operation portion 3 is connect with mirror body 2, and there is the seal cap of leakproof on top, and guarantee will not be let out from the fluid that fluid inlet channel enters
Dew.Seal cap is equipped with knob 81 to control rotation axis 82, is additionally provided with cable and connect with host.
Fig. 3 is that embodiment one removes the schematic diagram of internal structure after mirror body 2, and outward turning component is turned over using overturning regulating mechanism 8
Turning regulating mechanism 8 includes knob 81 and rotation axis 82, and knob 81 connects the end of rotation axis 82, the end of rotation axis 82 and electronics
The eccentric connection of camera 1, rotation axis 82 are connect with the side of electric wire band 7, and rotation axis 82 is movably connected in mirror by shaft sleeve 83
On body 2.Rotation axis 82 can drive electric wire band 7 and electronic camera 1 to rotate together around rotation axis 82.Twist the rotation of operation portion
Button 81 is driven torsion by hard or soft rotation axis 82, makes 1 outward turning of electronic camera and inward turning of endoscope tip.
The rotation axis 82 through mirror body 2 is set in endoscope, is connected in mirror body 2 by shaft sleeve 83.Rotation axis 82 and electricity
Tape 7 and the eccentric connection of electronic camera 1, rotation axis 82 are partial to the side of electric wire band 7 and the side of electronic camera 1, electricity
Tape 7 is also biased to the side of electronic camera 1.Rotation axis 82 can drive electric wire band 7 and electronic camera 1 together around rotation
Axis 82 rotates.
For residual adhesion of the electric wire band 7 in mirror body 2 at the long shoulder pole type of hard, the part in operation portion 3 is bare wire relaxation
State, then pool cable and connect with host.There are water-proofing treatment in the hard of electric wire band 7 and bare wire part.
82 casing of rotation axis is fixed in mirror body 2, and rotation axis 82 is passed through out of rotation axis 82 casing, the side of electric wire band 7
It is connect with rotation axis 82, the side of electronic camera 1 is connect with 7 bias of electric wire band.Electronic camera 1 can also be with rotation axis 82
Bias connection.When rotation axis 82 rotates, electronic camera 1 and electric wire band 7 are rotated together with rotation axis 82, electronic camera
1 goes out mirror body 2 by 4 inward turning of notch in mirror body 2 or outward turning, such as Fig. 4 and Fig. 5.Electric wire band 7 can only be in mirror body 2 around rotation axis
82 rotations, play position-limiting action to the rotation of rotation axis 82.1 inward turning of electronic camera can be driven to take in when 82 inward turning of rotation axis
In mirror body 2, the outer diameter of endoscope tip part is reduced, facilitates and passes in and out narrow cavity.When by endoscope lens observation in peep
After mirror end enters broader channel, 82 outward turning of rotation axis can pass through electronic camera 1 outside the notch 4 in mirror body 2
Rotation, exposes the channel at rear.Thicker or more instrument can be facilitated to enter and leave, the perfusion and suction of fluid can also be increased.Operation
The knob 81 in portion 3 can lock the angle of 82 outward turning of rotation axis, facilitate the internal diameter of operator's cavity according to locating for endoscope tip
The angle of big 1 outward turning of minor adjustment electronic camera.
Embodiment two
Embodiment two is basically the same as the first embodiment, and difference is that endoscope can be bent.Mirror body 2 selects flexible material
Material, rotation axis 82 select flexible soft rotation axis 82, and electric wire band 7 is also bendable material, and endoscope can be done in cavity
Passive bending, it is convenient by there is the cavity of bending section.
Embodiment three
Embodiment three is similar to the principle of embodiment one, and difference is not having to rotation axis 82 to be driven torsion, but uses
The inward turning drag-line 93 and outward turning drag-line 92 of handwheel regulating mechanism 9 control the inward turning and outward turning of electronic camera 1, such as Fig. 6 and figure
7.Rotation axis 82 can be at least one discontinuous short rotation axis 82, can mitigate weight and convenient for safeguarding.Handwheel and at present
Hand wheel structure used in existing endoscope is similar, the easy structure being also possible in utility model diagram.On handwheel
Poke rod 91 by passing through the wheel shaft 94 of handwheel and being fixedly connected in handwheel around line piece 95, around line piece 95 the two of wheel shaft 94
Side is symmetrical, is separately connected an at least drag-line.Poke rod 91 can turn with the central integral around line piece 95 around wheel shaft 94
It is dynamic.
Those of ordinary skill in the art will be appreciated from, which can have the movement that can control drag-line.?
In one embodiment, one or more drag-lines can extend from endoscope tip to handwheel.Poke rod 91 on handwheel can be around
Be arranged through handwheel wheel shaft 94 rotate so that around line piece 95 tense and/or unclamp drag-line with drive electronic camera 1 around
Rotation axis 82 rotates.Rotation axis 82 is connected to the end of mirror body 2, connect with 1 bias of electronic camera.Such as Fig. 8 and Fig. 9, implement
Drag-line in example three at least two, it is inside and outside from mirror body 2 along mirror body 2 or intermediate pass through.In one embodiment, in order to make
Drag-line does not interfere other assemblies activity, is provided with thin casing for drag-line, can only be moved back and forth in casing with limiting drag-line, casing
It is connected in mirror body 2.In order to rotate electronic camera 1 on a direction, the drag-line on the side of electronic camera 1 is drawn
Tightly, while another cable slack.When inward turning drag-line 93 tenses, outward turning drag-line 92 loosens, and electronic camera 1 is incorporated into mirror body 2.
When outward turning drag-line 92 tenses, inward turning drag-line 93 loosens, and subsequent channel is exposed in 1 outward turning of electronic camera.Inward turning drag-line at this time
93 can be horizontal in channel, to prevent inward turning drag-line 93 from interfering the disengaging of instrument in channel.Inward turning drag-line 93 is determined in mirror body 2
Position is fixed as close as possible to rotation axis 82, and when the outer supination of electronic camera 1, inward turning drag-line 93 is close to rotation axis 82.Due to electro-photographic
Supination can block most of channel in first 1, therefore positioning of the outward turning drag-line 92 again in mirror body 2 can be with the anchor point of inward turning drag-line 93
It is symmetrical that axis 82 is not relatively rotated, to facilitate drag-line activity to be advisable.
Example IV
Example IV is similar to three structure of embodiment, and difference is that endoscope can be bent.Mirror body 2 is all or part of to be selected
Bendable material, rotation axis 82 select the short rotation axis 82 of discrete segmental pattern, and electric wire band 7 is bendable material.Tighten drag-line
After being rotated in place electronic camera 1, when handwheel continues to tighten drag-line, made using bendable material in endoscope mirror body 2
Part can to drag-line tighten this side occur directional curvature, can according to the wish of user expand endoscopic observation range and
The working range of instrument.
Embodiment five
Embodiment five is similar to three structure of embodiment, and difference is not set inward turning drag-line 93, but by inward turning reduction torsion spring 6
Substitution, such as Figure 10.The major diameter and rotation axis 82 of inward turning reduction torsion spring 6 are consistent, and the strut of one end is fixed in mirror body 2, the other end
Strut be fixed in rotation axis 82 or electric wire band 7 or electronic camera 1.When outward turning drag-line 92 drives rotation axis 82 or electric wire band
7 or the outer supination of electronic camera 1, driving spring, deformation occurs, generate in spin, such as Figure 10.When 92 pulling force of outward turning drag-line cancels
Afterwards, inward turning reduction torsion spring 6 drives in electronic camera 1 in cycle mirror body 2, such as Figure 11.
Embodiment six
Embodiment six is similar to three structure of embodiment, and difference is not set inward turning drag-line 93, but is replaced by elastic overcoat 5
Generation, such as Figure 12.5 sets of elastic overcoat on endoscope end mirror body 2, pack tightly mirror body 2 and endoscope.When outward turning drag-line 92 drives electricity
The outer supination of sub- camera 1, driving 5 outward turning of elastic overcoat, deformation occurs, generates interior spin.After the revocation of 92 pulling force of outward turning drag-line,
Elastic overcoat 5 drives in electronic camera 1 in cycle mirror body 2, such as Figure 12.
Embodiment seven
As shown in Figure 13, Figure 14, Figure 15 and Figure 16, embodiment seven is that the end of seperated expansion pipe can expand endoscope.Expand
Opening pipe 10 is the bevelled hard thin-wall pipeline in one end, and the internal diameter that the outer diameter of expansion pipe 10 is equal to mirror body 2 subtracts the thickness of electric wire band 7
Degree.At least one cavity of pipe 10 is expanded, multiple cavities are also possible to.It is independent with 2 phase of mirror body to expand pipe 10, difference can be selected
The expansion pipe 10 of type is used cooperatively with the same mirror body 2.Mirror body 2 is hard thin-wall pipeline, the jagged 4 supplied for electronic camera shooting in end
First 1 outward turning.Endoscope tip mirror body 2 is equipped with elastic overcoat 5, packs tightly mirror body 2 and endoscope.7 major part of electric wire band and mirror body 2
It is fixedly connected, end electric wire band 7 is not fixed with mirror body 2, connect and can turn with electronic camera 1 with electronic camera 1
It is dynamic to be distorted.End electric wire band 7 and electronic camera 1 be eccentric connect simultaneously rounding off to the side of electronic camera 1.Work as expansion
When pipe 10 is inserted into end from endoscope seal cap, the bevel phase of expansion pipe 10, which withstands electric wire band 7, can distort section, expand pipe 10
At notch 4 of the inclined-plane towards 2 end of mirror body, electronic camera 1 can be squeezed out 2 notch 4 of mirror body by the oblique thrust generated.Expansion
Pipe 10 continues to be pushed forward, and occupies the original position of electronic camera 1 with the tube body at inclined-plane rear, resisting electronic camera 1 makes it
It temporarily can not inward turning.It expands pipe 10 to use in subsequent procedures as instrument channel, expanding pipe 10 in operation portion has fluid disengaging
With the nozzle and seal cap of instrument disengaging.Deformation occurs for the passive outward turning of elastic overcoat 5, generates interior spin.When expansion pipe 10 is dropped back
Afterwards, elastic overcoat 5 drives in electronic camera 1 in cycle mirror body 2.
Embodiment eight
Embodiment eight is similar to seven structure of embodiment, and difference is that the driving force of 1 inward turning of electronic camera is not from bullet
Property housing 5, but come from inward turning reduction torsion spring 6.
Embodiment nine
Embodiment nine is similar to three structure of embodiment, and difference is that electric wire band 7 is most of and is fixedly connected with mirror body 2, end
Electric wire band 7 is not fixed with mirror body 2, connect and can be distorted with the rotation of electronic camera 1 with electronic camera 1.Its
His portion structure is similar to the structure of embodiment three, is controlled in electronic camera 1 using the drag-line of handwheel adjustment structure
Rotation and outward turning, such as Figure 17.
Embodiment ten
Embodiment ten is similar to example IV structure, and difference is that electric wire band 7 is most of and is fixedly connected with mirror body 2, end
Electric wire band 7 is not fixed with mirror body 2, connect and can be distorted with the rotation of electronic camera 1 with electronic camera 1.It receives
Tight inward turning drag-line 93 makes after screwing in mirror body 2 in electronic camera 1, when handwheel continues to tighten inward turning drag-line 93, can make endoscope
To this side of inward turning drag-line 93 directional curvature occurs for mirror body 2, to expand endoscopic observation range.
Tightening outward turning drag-line 92 so that 1 outward turning of electronic camera is gone out mirror body 2 after, when handwheel continue tighten outward turning drag-line 92, can
So that this side of outward turning drag-line 92 directional curvature occurs for endoscope mirror body 2, to expand the work of endoscopic observation range and instrument
Make range.
Embodiment 11
Embodiment 11 is similar to nine structure of embodiment, and difference is that the driving force of 1 inward turning of electronic camera carrys out own elasticity
Housing 5.Tightening outward turning drag-line 92 can make 1 outward turning of electronic camera go out mirror body 2, can be with when handwheel continues to tighten outward turning drag-line 92
Make endoscope mirror body 2 that directional curvature occur to this side of outward turning drag-line 92, to expand the work of endoscopic observation range and instrument
Range.
Embodiment 12
Embodiment 12 is similar to ten structure of embodiment, and difference is the driving force of 1 inward turning of electronic camera from inward turning
Reduction torsion spring 6.Tightening outward turning drag-line 92 1 outward turning of electronic camera can be made to go out mirror body 2, when handwheel continue tighten outward turning drag-line 92,
It can make endoscope body 2 that directional curvature occur to this side of outward turning drag-line 92, to expand endoscopic observation range and instrument
Working range.
Embodiment 13
Embodiment 13, such as Figure 18 and Figure 19, outward turning component uses 111 regulating mechanism 11 of balloon-expandable, inflatable ball
111 regulating mechanism 11 of capsule includes sacculus 111 and fluid injection conduit 112, and sacculus 111 is set in mirror body 2, and sacculus 111 is connected to fluid
Injection pipe 112,111 side of sacculus connect mirror body 2, and 111 other side of sacculus connects electronic camera 1 or electric wire band 7, passes through adjusting
Internal pressure size changes the hardness of mirror body 2, and the shape by changing sacculus 111 drives electric wire band 7 and electro-photographic
First 1 outward turning and inward turning.
Sacculus 111 uses Low compliance or non-compliance sacculus 111, and the end that sacculus 111 controls outward turning component can expand
Endoscope.Those of ordinary skill in the art will be appreciated from, and sacculus 111 is a kind of common catheter, be that a kind of have can
The soft conduit of dilatation balloon 111, for expanding the narrow cavity of human body.The sacculus 111 generally used at present is mostly compliance
Smaller or non-compliance polymer material is made, and length does not change after the pressure increase inside sacculus 111, but diameter
It will increase.Pressure is continued growing after expansion completely, the diameter of sacculus 111 almost no longer increases, until rupture.Therefore it selects
The sacculus 111 of matching body cavities size can almost guarantee that cavity will not be torn by transmural.The sacculus of Low compliance strip
It will form cylindrical type after 111 expansions, rather than ball-type.It will become flat sheet when 111 internal suction of Low compliance sacculus is at negative pressure.
111 length of Low compliance sacculus can be limited only to endoscope tip, can also run through entire endoscope mirror body
2, it can also be composed in series segment shape sacculus 111 by more than two short ball capsules 111, be in " sugarcoated haws string " spline structure after expansion.
Low compliance sacculus 111 is come out in the form of fluid injection conduit 112 from 3 extension of operation portion, passes through fluid injection conduit 112 for operator
Fluid is injected to sacculus 111.Fluid injection conduit 112 is equipped with pipe switch 113, and fluid note is controlled in such a way that folder is closed or blocked
Enter pipe 112 to open or close.The pipe switch 113 on 111 fluid injection conduit 112 of sacculus is opened, sacculus 111 fills after injecting fluid
It is full of, is deformed into continuous or segment cylindrical structure, such as Figure 19 closes pipe switch 113 on 111 fluid injection conduit 112 of sacculus
Maintain expanded state.It exhausts after fluid, sacculus 111 is deformed into flat at negative pressure state, such as Figure 20.Close 111 upper tube of sacculus
Road switch 113 can maintain the flat form of atrophy.
111 side of sacculus connects mirror body 2, and 111 other side of sacculus connects electronic camera 1 or electric wire band 7, electric wire band 7 with
The eccentric connection of electronic camera 1.Such as Figure 21, when sacculus 111 fills, electric wire band 7 is compressed on 2 inner wall of mirror body, is driven therewith
Mirror body 2 is screwed in the electronic camera 1 of connection.Such as Figure 22, when sacculus 111 is at negative pressure state, electric wire band 7 is by the ball of flat sheet
Capsule 111 pulls rotation, drives the electronic camera 1 being attached thereto is inside and outside to screw out mirror body 2, while exposing the channel at rear.It closes
Pipe switch 113 maintains 1 outward turning state of electronic camera on 111 fluid injection conduit 112 of sacculus.The more of injection Fluid Volume can be passed through
Few degree to adjust 1 outward turning of electronic camera.
Embodiment 14
Embodiment 14, the flexible end for controlling outward turning component by sacculus 111 can expand endoscope, such as Figure 23, with
13 structure of embodiment is similar.Difference is endoscope mirror body 2 and electric wire band 7 using bendable material.Shape after sacculus 111 is full
Endoscope can be supportted directly, become difficult to curved hardware mirror by the cylindrical structure of straighe.It is formed after sacculus 111 half is full
Semihard somascope, hardness is related to the pressure in sacculus 111, and 111 internal pressure of sacculus is bigger, and sacculus 111 is less susceptible to be bent, and inside peeps
Mirror mirror body 2 is harder, facilitates directional operation.
The flexible state that mirror body restores original after 111 atrophy of sacculus forms soft lens.It can be in the control of handwheel drag-line
Lower generation directional curvature.
When taking out endoscope, all instruments in instrument channel, then Filled Balloon 111 are first removed, take in electronic camera 1
In mirror body 2, endoscope is extracted slowly.
Embodiment 15
Embodiment 15 is similar to one structure of embodiment, and difference is to be equipped at least two electronics in the same mirror body 2
Camera 1 and the electric wire band 7 and outward turning component being attached thereto, two electronic cameras 1 are in tandem.Such as Figure 24 and Figure 25, two
A electronic camera 1 is divided for main camera and from camera, executes different functions respectively.In one embodiment, main camera shooting
Head acquires front color image preceding, using high-definition camera, from camera rear, acquires side direction using high-definition camera
Color image.In another embodiment, main camera acquires front color image using high-definition camera preceding, from taking the photograph
As head is rear, the image of different spectral bands is acquired, using special camera to show special lesion.In another embodiment
In, main camera acquires front color image preceding, using high-definition camera, no longer sets from the circuit where camera position
Camera is set, but connects other circuit arrangements, to execute specific function.
The symmetric position in mirror body 2 can be set from the outward turning component of camera in main camera, when realizing independent activities
Nothing interferes with each other.The same side position in mirror body 2 also can be set in the outward turning component of master and slave camera, although inconvenient independent
Activity, but the occupancy to instrument channel space can be reduced, convenient for the instrument thicker by diameter, master and slave camera and its outward turning
Component can be sequentially movable.
Operation portion 3 has knob 81 corresponding with principal and subordinate's camera, can lock the angle of 82 outward turning of rotation axis, facilitates operation
The inner diameter size of person's cavity according to locating for endoscope tip adjusts the angle of 1 outward turning of electronic camera.Operation portion 3 has corresponding electricity
Cable connects host.
It can realize that endoscope is bent by handwheel control in above-described embodiment, realize bending phase with example IV
Together.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention, in the principles of the present invention and technology
In the range of thought, a variety of variations, modifications, equivalent substitutions and improvements etc. are carried out to these embodiments, should be included in this reality
Within novel protection scope.
Claims (10)
1. a kind of camera can outward turning fujinon electronic video endoscope, it is characterised in that: including electronic camera, electric wire band, outward turning component,
Mirror body and operation portion, electronic camera are flexibly connected by outward turning component with mirror body, and electronic camera is connected to the end of electric wire band
Another end in portion, electric wire band passes through mirror body attended operation portion, and one end of outward turning component is connected to electronic camera or electric wire
It takes, the other end attended operation portion of outward turning component, is movably connected on the tube wall of mirror body in the middle part of outward turning component.
2. camera as described in claim 1 can outward turning fujinon electronic video endoscope, it is characterised in that: mirror body using hard material or
The end of mirror body made of the material of bendable material or segmental using different hardness, mirror body is equipped with for outside electronic camera
Screw out the notch of coming.
3. camera as described in claim 1 can outward turning fujinon electronic video endoscope, it is characterised in that: electric wire band be long shoulder pole type,
There are electric wire and tension rope arranged in parallel inside electric wire band, electric wire belt surface has waterproof material package, electric wire band and electro-photographic
The eccentric connection of head.
4. camera as described in claim 1 can outward turning fujinon electronic video endoscope, it is characterised in that: outward turning component is externally provided with reset
Part, return unit use elastic overcoat, and elastic overcoat is connected to the end of mirror body, and elastic overcoat package outward turning component and electronics are taken the photograph
As head.
5. camera as described in claim 1 can outward turning fujinon electronic video endoscope, it is characterised in that: outward turning component be equipped with interior inula
Position torsional spring, the major diameter of inward turning reduction torsion spring is consistent with rotation axis, and the strut of one end of inward turning reduction torsion spring is fixed in mirror body, interior
The strut for revolving the other end of reduction torsion spring is fixed in rotation axis or electric wire band or electronic camera.
6. camera as described in any one in claim 1-5 can outward turning fujinon electronic video endoscope, it is characterised in that: outward turning component is adopted
With overturning regulating mechanism, overturning regulating mechanism includes knob and rotation axis, and knob connects the end of rotation axis, rotates the tip of the axis
It is connect with electronic camera bias, rotation axis is connect with the side of electric wire band, and rotation axis is movably connected in mirror body by shaft sleeve
On.
7. camera as described in claim 1 can outward turning fujinon electronic video endoscope, it is characterised in that: outward turning component use handwheel tune
Mechanism is saved, handwheel regulating mechanism includes poke rod, wheel shaft, around line piece and drag-line, and poke rod is movably connected in operation by wheel shaft
In portion, poke rod is fixedly connected by wheel shaft with around line piece, is separately connected an at least drag-line, drag-line difference around the two sides of line piece
It is connected on electric wire band.
8. camera as described in any one in claim 1-5 can outward turning fujinon electronic video endoscope, it is characterised in that: outward turning component is adopted
With expansion pipe regulating mechanism, expansion pipe regulating mechanism includes expansion pipe, and expansion pipe is set in mirror body, and expansion pipe is that one end has inclined-plane
Hard thin-wall pipeline, expansion manage at least one cavity.
9. camera as claimed in claim 1 or 7 can outward turning fujinon electronic video endoscope, it is characterised in that: outward turning component is using can
Dilatation balloon regulating mechanism, balloon-expandable regulating mechanism include sacculus and fluid injection conduit, and sacculus is set in mirror body, and sacculus connects
Logical fluid injection conduit, sacculus side connect mirror body, and the sacculus other side connects electronic camera or electric wire band, by adjusting internal pressure
Power size changes the hardness of mirror body, and the shape by changing sacculus drives electric wire band and electronic camera outward turning and interior
Rotation.
10. camera as described in any one in claim 1-5 can outward turning fujinon electronic video endoscope, it is characterised in that: same
At least two electronic cameras in tandem is equipped in mirror body, each electronic camera is connected respectively electric wire band and outward turning
Component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720897088.0U CN208371768U (en) | 2017-07-21 | 2017-07-21 | Camera can outward turning fujinon electronic video endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720897088.0U CN208371768U (en) | 2017-07-21 | 2017-07-21 | Camera can outward turning fujinon electronic video endoscope |
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| Publication Number | Publication Date |
|---|---|
| CN208371768U true CN208371768U (en) | 2019-01-15 |
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ID=64978663
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720897088.0U Active CN208371768U (en) | 2017-07-21 | 2017-07-21 | Camera can outward turning fujinon electronic video endoscope |
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| Country | Link |
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| CN (1) | CN208371768U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107374575A (en) * | 2017-07-21 | 2017-11-24 | 泗洪县正心医疗技术有限公司 | Camera can outward turning fujinon electronic video endoscope |
| CN114343544A (en) * | 2021-12-17 | 2022-04-15 | 北京大学 | Endoscope with movable front end |
-
2017
- 2017-07-21 CN CN201720897088.0U patent/CN208371768U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107374575A (en) * | 2017-07-21 | 2017-11-24 | 泗洪县正心医疗技术有限公司 | Camera can outward turning fujinon electronic video endoscope |
| CN107374575B (en) * | 2017-07-21 | 2024-01-12 | 泗洪县正心医疗技术有限公司 | Electronic endoscope with outward-rotatable camera |
| CN114343544A (en) * | 2021-12-17 | 2022-04-15 | 北京大学 | Endoscope with movable front end |
| WO2023109977A3 (en) * | 2021-12-17 | 2023-08-10 | 北京大学 | Endoscope having movable front-end |
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