CN106852678A - Controlled deflection device - Google Patents
Controlled deflection device Download PDFInfo
- Publication number
- CN106852678A CN106852678A CN201510906017.8A CN201510906017A CN106852678A CN 106852678 A CN106852678 A CN 106852678A CN 201510906017 A CN201510906017 A CN 201510906017A CN 106852678 A CN106852678 A CN 106852678A
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- Prior art keywords
- outer tube
- inner tube
- controlled deflection
- tube
- deflection device
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Abstract
The present invention relates to a kind of controlled deflection device, comprising outer tube, at least one inner tube is fixed with the inwall of outer tube, tractive unit is provided with inner tube, one end of tractive unit is fixedly connected with inner tube near one end of the insertion end of outer tube, and the other end of tractive unit is connected with control unit；When operation control portion is drawn to tractive unit, the one end for the inner tube being connected with tractive unit is drawn simultaneously, so that inner tube together bends with outer tube.The controllable outer tube of controlled deflection device of the invention is accurately directed each required direction bending, carries out complete observation to the position of required observation, and controlled deflection apparatus structure involved in the present invention is simple, with low cost, long service life.
Description
Technical field
The present invention relates to a kind of controlled deflection device.
Background technology
Endoscope is widely used in medical field or industrial circle, can in the state of minimally invasive, in patient's body or industry produce
Checked inside product.Due to the endoscope for being checked camera more be arranged at the front end of outer tube, if rotating camera
Or change the shooting visual field, it is necessary to controlled deflection device is set in the insertion end of outer tube, makes the shooting visual field of camera with outer tube
Insertion end bending and change.
In the prior art, the outer tube structure of traditional controlled deflection device is complex, and production cost is higher.Traditional can
Control bending apparatus be mainly made up of a soft outer tube, can be generally provided with soft outer tube bourdon tube, snake bone, mesh grid,
For the composition such as steel wire for controlling outer tube to bend, and traditional snake bone leads to more by chain connection, that is, by many individual articular sclerites
Cross and weld or be riveted together, become that the small ring of wearing steel wire can be welded with each articular sclerite or by punching press with the snake bone of activity
The small ring worked it out, this technics comparing is complicated, and reliability is poor and relatively costly.Additionally, these parts machinings are smart
Degree is high, complex structure, situations such as bending stuck or damaged easily occurs and occurs, once breaking down, endoscope will be scrapped.
For example Chinese invention patent application CN101732027 discloses a kind of bendable steering endoscope, and it includes that band center is logical
The handle and catheter in hole, are provided with steering passage and service aisle in conduit, steering steel wire is provided with steering passage, are set on handle
Be equipped with sliding block, the inner of conduit is fixedly connected with handle center through hole one end, positioned at the inner service aisle of conduit with through position
It is connected in the pipeline in handle center through hole, the outer end of conduit is provided with protective metal shell, is provided with the steering passage in conduit
Locating sleeve, is provided with elastic tube in the conduit between locating sleeve and protective metal shell, turn to steel wire and pass through locating sleeve and bullet
Property pipe, one end is fixedly connected with protective metal shell, and the other end is fixedly connected with a slide block.Knot inside the bendable steering endoscope
Structure is complex, is susceptible to loss.
Such as Chinese invention patent application CN103431829 discloses a kind of medical endoscope bending controlling organization again, including curved
Pars convoluta, bending driver element and handwheel adjusting means, bending section is provided with overcoat, crooked assembly and fixed cylinder, the overcoat
Crooked assembly is sheathed on, fixed cylinder is fixed in the front end of the crooked assembly, is provided with bending driver element, the bending is driven
Moving cell includes at least four controlling cables and control ball, and the circumference of the fixed cylinder is corresponding with controlling cable to offer connection
Groove, the control ball of the controlling cable end is respectively arranged in link slot, and handwheel adjusting means drives with the controlling cable
Connection, the handwheel adjusting means is additionally provided with two sets of spacing and self-locking mechanisms.Similarly, this kind of medical endoscope bending control
The structure of mechanism processed is also complex, and it is limited to bend size, it is impossible to which patient is more comprehensively checked.
Flexible endoscope involved by above-mentioned application is transformed the outer tube of endoscope using complex structure,
Production cost and maintenance cost greatly improved, and angle of bend also has certain limitation.
The content of the invention
It is an object of the invention to provide a kind of controlled deflection device, comprising outer tube, at least one is fixed with the inwall of outer tube
Root inner tube, is provided with tractive unit in inner tube, one end of tractive unit is fixedly connected near one end of the insertion end of outer tube with inner tube, leads
The other end for drawing portion is connected with control unit；When operation control portion is drawn to tractive unit, be connected with tractive unit in
One end of pipe is drawn simultaneously, so that inner tube together bends with outer tube.
The controllable outer tube of controlled deflection device of the invention is accurately directed each required direction bending, and the position to required observation is entered
Row complete observation, and controlled deflection apparatus structure involved in the present invention is simple, with low cost, long service life.
Further, inner tube is elastic hose, and outer tube is hard tube.
Preferably, when inner tube is many, many inner tubes are distributed in outer tube.
Further, it is provided with reinforced pipe in the tube wall of said inner tube.
Preferably, the outer tube middle part is additionally provided with ribs.
Further, it is provided with reinforced sheet in the ribs.
Preferably, when said inner tube is many, many inner tubes are symmetrically distributed in the both sides of the ribs.
Further, the external diameter of outer tube is 0.5 to 105 millimeters.
Preferably, the external diameter of outer tube is 1 to 12 millimeters.
Preferably, the inside diameter ranges of inner tube are 0.1 to 15 millimeters.
Further, the material of outer tube and inner tube is plastic material goods elastic metallic material.
Preferably, the material of the reinforced sheet and reinforced pipe be the outer tube different metal material or with plastic material.
Further, the insertion end of outer tube is provided with camera and at least one light source；Camera is connected with display device.
Preferably, the non-intrusive end of outer tube is provided with handle.
Further, control unit is arranged on handle.
Preferably, instrument channel is provided with outer tube, the entrance of instrument channel is arranged on handle, the outlet of instrument channel is set
In on the insertion end face of outer tube.
As above, controlled deflection apparatus structure of the present invention is simple, and structural reliability and the reduction of endoscope greatly improved
Cost.
It is that the above of the invention can be become apparent, preferred embodiment cited below particularly, and with reference to accompanying drawing, make specifically
It is bright as follows.
Brief description of the drawings
The present invention is introduced below in conjunction with accompanying drawing.
Fig. 1 is overall structure diagram when a kind of controlled deflection device of the invention is applied to endoscope；
Fig. 2 is the structural representation of the insertion end of Fig. 1 middle external tubes 1；
A structural representation for inner tube 12 is provided with Fig. 3 outer tubes 1；
Fig. 4 is the structural representation when outer tube 1 of Fig. 3 bends；
Fig. 5 be outer tube 1 in be provided with two structural representations of inner tube 12；
Fig. 6 is the structural representation when outer tube 1 of Fig. 5 bends；
Three structural representations of inner tube 12 are provided with Fig. 7 outer tubes 1；
Fig. 8 is the structural representation when outer tube 1 of Fig. 7 bends；
Four structural representations of inner tube 12 are provided with Fig. 9 outer tubes 1；
Figure 10 is the structural representation when outer tube 1 of Fig. 9 bends.
Component label instructions
1 outer tube
11 cameras
12 inner tubes
13 light sources
14 instrument channels
15 ribs
16 reinforced sheets
17 reinforced pipes
2 handles
21 control units
3 displays
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be taken off by this specification
The content of dew understands other advantages of the invention and effect easily.
As shown in Figure 1 to Figure 2, the present invention provides a kind of controlled deflection device, it is adaptable to various endoscopes, including in industry
Sight glass, medical endoscopes etc., it is also possible in for the various structures for needing and being bent to specific direction, can be to object or person
Internal tiny position carries out comprehensively observation and detection.In the present invention, illustrated by taking medical endoscope as an example.But this
Invention is not limited merely to this, applies also for industry or other various fields.
The present invention provides a kind of controlled deflection device, and the tiny position to various inconvenient direct with the naked eye direct observations is examined
Look into.The controlled deflection device includes outer tube 1, at least one inner tube 12 is fixed with the inwall of outer tube 1, in inner tube 12
Be provided with tractive unit, one end of tractive unit is fixedly connected with inner tube 12 near one end of the insertion end of outer tube 1, tractive unit it is another
One end is connected with control unit；When operation control portion is drawn to tractive unit, the inner tube 12 being connected with tractive unit
One end is drawn simultaneously, so that inner tube 12 together bends with outer tube.
The need for controlled deflection device involved in the present invention can be according to user, outer tube 1 is bent using control unit,
And can be towards required for user any direction bent, flexibly and easily.
To make description of the invention apparent, the present invention is illustrated by taking endoscope as an example, but the invention is not limited in this,
Can be also used for other it is various need to observe tiny position, or guided when carrying out operation to tiny position etc. various
Situation.
When controlled deflection device of the invention is used for endoscope, outer tube 1 can be used as insertion tube, now the insertion of outer tube 1
End is provided with the light source 13 of camera 11 and at least one；Camera 11 is connected with display device；In the present invention, show
Device is preferably the display 3 of all size, model, and further, camera 11 can be with wired or wireless with display 3
It is connected etc. various modes.
It is further possible to according to needs are used, only the insertion end in outer tube 1 sets light source 13, or directly by outer tube 1
As the various situations such as instrument channel in the range of the present invention is protected.
Further, in the present invention, it is fixed with the inwall of outer tube 1 at least one inner tube 12, inner tube 12 and is provided with
Tractive unit, one end of tractive unit is fixedly connected with inner tube 12 near one end of the insertion end of outer tube 1, the other end of tractive unit
It is connected with control unit 21.When operation control portion 21 is drawn to tractive unit, the inner tube 12 being connected with tractive unit
One end drawn simultaneously so that inner tube 12 together bends with outer tube 1, and the traction in inner tube 12 ought be acted on
After power is removed, inner tube 12 and outer tube 1 can revert to original shape.
Further, the position that one end of tractive unit can also be as needed with any required bending in inner tube 12 is fixed
Connection, makes the user can be according to using needing each position to inner tube 12 to bend, so as to realize the finger to outer tube 1
Determining position carries out bending control.
In the present invention, control unit 21 can control outer tube 1 to bend, and can be according to using by control unit 21
Need to be controlled the degree of crook of outer tube 1.Further, in the present invention, tractive unit is preferably steel wire, but this hair
Bright to be not limited thereto, tractive unit can also be any filamentous structure, filamentary structure can also from any metal or
Non-metallic material.
Further, in the present invention, an inner tube 12 is at least contained in outer tube 1, it is also possible to according to required for real work
Bending precision many inner tubes 12 are set in the outer tube 1, outer tube 1 is bent with one way or another.When control outer tube
1 when being bent facing one direction, and stress is larger in this direction for outer tube 1, and now, outer tube 1 is reversely received the direction
Power is relatively small, and ribs 15 can increase the hardness of outer tube 1, prevents outer tube 1 from being deformed upon to the less direction of stress,
Outer tube 1 is avoided to be distorted in controlled occuring bending and deformation the situation of deformation, so as to avoid the change because outer tube 1 is distorted
The danger that shape is caused.
Further, it is preferable to reinforced pipe 17 is provided with inner tube 12, to increase the intensity of inner tube 12.
Further, the middle part of outer tube 1 is additionally provided with ribs 15, and ribs 15 can increase the intensity of outer tube 1 further
Ground, can also set reinforced sheet 16 in ribs 15, further increase the intensity of inner tube 12, make outer tube 1 and inner tube
12 torsional deformation is less likely to occur.
In the present invention, the material of outer tube 1 and inner tube 12 is preferably nonmetallic materials, such as nylon, polyurethane (PU),
The various plastic cement materials such as TPUE rubber (TPU), polyvinyl chloride (PVC), thermoplastic elastomer (TPE) (TPE)
Material；The material of outer tube 1 and inner tube 12 can also be preferably has resilient metal material；Further, outer tube 1 with
And inner tube 12 can also select metal or the nonmetallic materials combination of various different hardness.Reinforced sheet 16 is preferably sheet metal
Or the sheet different from the material of ribs 15, further, reinforced pipe 17 be preferably metal tube or with the material of inner tube 12
Different plastic pipes, reinforced sheet 16 is different with ribs 15 and inner tube 12 from the material of reinforced pipe 17, can be further
Increase the intensity of ribs 15 and inner tube 12, just can so strengthen the bending reliability of ribs 15 and inner tube 12,
So as to improve the bending reliability of outer tube 1, it is to avoid outer tube 1 is distorted deformation in the course of the work.
Further, in the present invention, inner tube 12 is preferably two, and inner tube 12 is distributed in the wall of inner tube 12 of outer tube 1
On, two inner tubes 12 can make outer tube 1 be bent towards two symmetrical directions.Preferably, two inner tubes 12 are symmetrical
The both sides of ribs 15 are distributed in, so that the uniform force in all directions in use of outer tube 1.
Further, in the present invention, inner tube 12 can also be preferably arranged to three or four, three or four inner tubes 12
It is distributed on the wall of inner tube 12 of the outer tube 1, turning into outer tube 1 can realize controlled deflection to three or four direction, increase
The big visual range of endoscope, makes operation more convenient.
Further, inner tube 12 can be round tube or special pipe.
In an embodiment of the present invention, as shown in Figure 3 and Figure 4, outer tube 1 is contained within an inner tube 12, and outer tube 1 can
To bend facing one direction, user can choose whether to set ribs 15 in outer tube 1 according to actually used demand, and
And can choose whether that needs set reinforced sheet 16 in ribs 15 or increase reinforced pipe 17 is strong to increase in inner tube 12
Degree.
In another embodiment of the invention, as shown in Figure 5 and Figure 6, outer tube 1 is contained within two inner tubes 12, outer tube 1
Can be bent towards both direction, user can choose whether to set ribs 15 in outer tube 1 according to actually used demand,
And can choose whether to need to set reinforced sheet 16 in the ribs 15 or increase reinforced pipe 17 in inner tube 12 to increase
Intensity.
In other embodiments of the invention, as shown in Figure 7 to 10, outer tube 1 is contained within three or four inner tubes 12, outward
Pipe 1 can bend towards three or four direction, and user can choose whether to be set in outer tube 1 according to actually used demand
Ribs 15, and can choose whether to need to set reinforced sheet 16 in ribs 15 or increase in inner tube 12 to strengthen
Pipe 17 increases intensity.
But the invention is not limited in this, the inner tube 12 of various quantity can also be set in outer tube 1 according to actual needs.
In the present invention, the external diameter of outer tube 1 is preferably 0.5 to 105 millimeters, to adapt to various environment of observation the need for；Enter
One step ground, the external diameter of outer tube 1 is preferably 1 to 12 millimeters, in order to be seen to the various trickle interior environment such as in human body
Examine.
Further, in the present invention, it is preferred to the internal diameter of inner tube 12 is 0.1 to 15 millimeters, particularly preferably 0.05 arrives
15 millimeters.
In the present invention, because controlled deflection device is used for medical science, thus controlled deflection outer tube 1 can with it is interior
Sight glass is combined, i.e., outer tube 1 insertion end set the light source 13 of camera 11 and at least one, and camera 11 with set
The display 3 being placed in outside controlled deflection device is connected.When camera 11 is shot, light source 13 is camera 11
There is provided bright shooting environmental, display 3 is captured by camera 11 and image of output shows.When outer tube 1 enters
When entering human body, camera 11 can also shoot to the process for entering human body, and the picture transmission that will be shot is to display 3,
And shown by display 3；Behind the precalculated position that outer tube 1 enters in human body, camera 11 can be in human body
Environment is shot, while the real-time pictures of shooting are shown in display 3, so that user is observed.
Further, camera 11 can be connected with display 3 by wired or wireless mode.When camera 11 with it is aobvious
When showing that device 3 is connected in wired mode, can be connected by being arranged at the electric connection line inside outer tube 1；Work as camera
11 with display 3 when being wirelessly connected, and wireless generating means can be set in outer tube 1, by wirelessly filling
Put and camera 11 is connected with display 3.
Further, in the present invention, light source 13 can be one, or multiple, to realize the effect without shadow.
And light source 13 can use any type of luminous original paper, such as LED light source 13, light emitting diode various forms.Additionally,
Display 3 can also be various models, the display 3 of all size or other displays 3.For example, when using indoors,
Can be connected with larger display 3, the image more to obtain multiplication factor, and when endoscope is carried into outgoing, can
To use portable display 3, or pluggable miniscope 3 is set on outer tube 1.
In the present invention, in order that operator possesses more comfortable feel, handle can also be set at the non-intrusive end of outer tube 1
2, convenient use person's operation.In order that handle 2 is more reliable with the connection of outer tube 1, can also be in handle 2 and outer tube 1
Between connector is set, reinforce the connection between handle 2 and outer tube 1.
Further, the control unit 21 having for controlling tractive unit can be set on handle 2, control unit 21 is connected with tractive unit
Connect, tractive unit is drawn, so as to realize the traction to inner tube 12 and outer tube 1, make inner tube 12 and outer tube 1 curved
It is bent.In the present invention, control unit 21 is preferably a sliding block being connected with tractive unit, and sliding block can be in its predetermined track
Interior slip；Further, stopping means can be also provided with track, be needed when the degree of the bending of inner tube 12 reaches user's observation
When asking, sliding block is positioned using stopping means, so that the degree of crook of fixed inner tube 12, convenient use person's observation.
After being finished in the observation of this position, positioner is unclamped, can continue to be adjusted the degree of crook of inner tube 12, with to suffering from
Other positions in person's body are checked.But the present invention is not limited to this, stopping means can also be arranged at outer tube 1
In on the periphery wall of the part of human external.Further, control unit 21 can also be rocking bar, be realized to leading using rocking bar
Draw the traction in portion or loosen.
Further, in the present invention, in order to avoid the external diameter of outer tube 1 is excessive, wireless launcher can also be arranged at
In handle 2, further reduce the external diameter of outer tube 1, it is to avoid in use to causing the discomfort of patient.
In the present invention, in order to preferably be treated to patient, controlled deflection device can also be set by outer tube 1
The functional module of different purposes, to realize more functions.
Further, can be provided for stretching into the instrument channel 14 of therapeutic device, one end of instrument channel 14 in outer tube 1
Be arranged at handle 2 or outer tube 1 on the periphery wall outside human body, the other end of instrument channel 14 is arranged at outer tube 1
On insertion end face.When any focus is found in inspection, auxiliary treatment apparatus can be stretched into from instrument channel 14 in time
In patient's body, patient is treated, it is also possible to which suspected abnormality is sampled.
Further, the water pipe for water flowing can be provided with the outer tube 1, one end of water pipe is arranged at handle 2 or outer tube 1
On the periphery wall outside human body, the other end of water pipe is arranged on the insertion end face of outer tube 1.When controlled deflection device enters
After in patient's body, if there is obstruction to block camera 11, can by water pipe to saline injection in patient's body, from
The physiological saline of one end outflow on the insertion end face of inner tube 12 can water down watery blood, or obstruction is washed open, make camera
11 shooting environmental is apparent from.Meanwhile, water pipe is also used as suction hose and uses, by being arranged at handle 2 or outer tube
It is outer on 1 tube wall that liquid sucking device is set, the watery blood after dilution or obstruction are suctioned out using water pipe, discharged from patient's body.
Further, the pipeline of the various functions being arranged in outer tube 1 can be mutually general, it is also possible to is only set in outer tube 1
A Multi-use pipeline is put, according to using needing to carry out the switching between function.And only setting a Multi-use pipeline can enter one
Step reduces the diameter of outer tube 1, convenient that any trickle position is checked.
During specific implementation, when outer tube 1 enters the position for needing to check, camera 11 can play guide effect, guiding
The position that outer tube 1 is observed needed for entering into.After outer tube 1 reaches look-out station, inner tube is controlled using control unit 21
12 bend, and now the observation visual angle of camera 11 also changes therewith, so as to by each around position to be checked
Angle checked, realizes the effect of indagation on a large scale.
In sum, simple structure of the present invention, easy to use, substantially increases the bending reliability of crooked position, while drop
Low cost, appearance and size is compact, is easy to carry, and no precision component is hardly damaged, while realize checking without dead angle, and
And the insertion end external diameter of the endoscope is smaller, patient or article to be checked will not be caused damage, be worth being pushed away extensively
Wide application.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any to be familiar with this
The personage of technology all can carry out modifications and changes under without prejudice to spirit and scope of the invention to above-described embodiment.Therefore,
Such as those of ordinary skill in the art is completed under without departing from disclosed spiritual and technological thought
All equivalent modifications or change, should be covered by claim of the invention.
Claims (15)
1. a kind of controlled deflection device, it is characterised in that comprising outer tube, at least is fixed with the inwall of the outer tube
Root inner tube, is provided with tractive unit in said inner tube, one end of the tractive unit and said inner tube are near one end of the insertion end of outer tube
It is fixedly connected, the other end of the tractive unit is connected with the control unit；
When operation control portion is drawn to tractive unit, the one end for the said inner tube being connected with the tractive unit is led simultaneously
Draw, so that inner tube together bends with outer tube.
2. controlled deflection device as claimed in claim 1, it is characterised in that described many when said inner tube is many
Root inner tube is distributed in the outer tube.
3. controlled deflection device as claimed in claim 1, it is characterised in that be provided with reinforced pipe in described tube wall.
4. controlled deflection device as claimed in claim 1, it is characterised in that the outer tube middle part is additionally provided with ribs.
5. controlled deflection device as described in claim 4, it is characterised in that be provided with reinforced sheet in the ribs.
6. controlled deflection device as claimed in claim 5, it is characterised in that described many when said inner tube is many
Root inner tube is symmetrically distributed in the both sides of the ribs.
7. controlled deflection device as claimed in claim 1, it is characterised in that the external diameter of the outer tube is 0.5 to 105
Millimeter.
8. controlled deflection device as claimed in claim 7, it is characterised in that the external diameter of the outer tube is 1 to 12 millimeters.
9. controlled deflection device as claimed in claim 1, it is characterised in that the inside diameter ranges of said inner tube are arrived for 0.1
15 millimeters.
10. controlled deflection device as claimed in claim 1, it is characterised in that the material of the outer tube and said inner tube
It is plastic material or elastic metallic material.
The 11. controlled deflection device as described in claim 3 or 5, it is characterised in that the material of the reinforced sheet and reinforced pipe
Expect to be the different metal material of the outer tube material or and plastic material.
12. controlled deflection devices as claimed in claim 1, it is characterised in that the insertion end of the outer tube is provided with camera
And at least one light source；The camera is connected with the display device.
13. controlled deflection devices as claimed in claim 1, it is characterised in that the non-intrusive end of the outer tube is provided with hand
Handle.
14. controlled deflection devices as claimed in claim 13, it is characterised in that the control unit is arranged at the handle
On.
15. controlled deflection devices as claimed in claim 13, it is characterised in that be provided with instrument channel in the outer tube,
The entrance of the instrument channel is arranged on the handle, and the outlet of the instrument channel is arranged at the insertion end face of the outer tube
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906017.8A CN106852678A (en) | 2015-12-09 | 2015-12-09 | Controlled deflection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510906017.8A CN106852678A (en) | 2015-12-09 | 2015-12-09 | Controlled deflection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106852678A true CN106852678A (en) | 2017-06-16 |
Family
ID=59132192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510906017.8A Pending CN106852678A (en) | 2015-12-09 | 2015-12-09 | Controlled deflection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106852678A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742492A (en) * | 2018-06-29 | 2018-11-06 | 辛琰琰 | Non-porous Fornixscope |
| CN111432707A (en) * | 2017-10-06 | 2020-07-17 | Iq内窥镜有限公司 | Imaging endoscope system and related methods |
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|---|---|---|---|---|
| US5484407A (en) * | 1993-06-24 | 1996-01-16 | Osypka; Peter | Catheter with steerable distal end |
| US6450948B1 (en) * | 1999-11-02 | 2002-09-17 | Vista Medical Technologies, Inc. | Deflecting tip for surgical cannula |
| CN101732027A (en) * | 2009-12-02 | 2010-06-16 | 夏萍 | Bendable steering endoscope |
| CN104955376A (en) * | 2013-01-21 | 2015-09-30 | G.I.视频有限公司 | Integrated steering device |
| CN104958824A (en) * | 2015-07-30 | 2015-10-07 | 湖南埃普特医疗器械有限公司 | Guiding catheter |
| US20160151122A1 (en) * | 2009-04-29 | 2016-06-02 | Hansen Medical, Inc. | Flexible and steerable elongate instruments with shape control and support elements |
| CN205458557U (en) * | 2015-12-09 | 2016-08-17 | 申亚琪 | Controllable bending apparatus |
-
2015
- 2015-12-09 CN CN201510906017.8A patent/CN106852678A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5484407A (en) * | 1993-06-24 | 1996-01-16 | Osypka; Peter | Catheter with steerable distal end |
| US6450948B1 (en) * | 1999-11-02 | 2002-09-17 | Vista Medical Technologies, Inc. | Deflecting tip for surgical cannula |
| US20160151122A1 (en) * | 2009-04-29 | 2016-06-02 | Hansen Medical, Inc. | Flexible and steerable elongate instruments with shape control and support elements |
| CN101732027A (en) * | 2009-12-02 | 2010-06-16 | 夏萍 | Bendable steering endoscope |
| CN104955376A (en) * | 2013-01-21 | 2015-09-30 | G.I.视频有限公司 | Integrated steering device |
| CN104958824A (en) * | 2015-07-30 | 2015-10-07 | 湖南埃普特医疗器械有限公司 | Guiding catheter |
| CN205458557U (en) * | 2015-12-09 | 2016-08-17 | 申亚琪 | Controllable bending apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111432707A (en) * | 2017-10-06 | 2020-07-17 | Iq内窥镜有限公司 | Imaging endoscope system and related methods |
| CN108742492A (en) * | 2018-06-29 | 2018-11-06 | 辛琰琰 | Non-porous Fornixscope |
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