CN106901676A - Controlled deflection device - Google Patents
Controlled deflection device Download PDFInfo
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- CN106901676A CN106901676A CN201610120380.1A CN201610120380A CN106901676A CN 106901676 A CN106901676 A CN 106901676A CN 201610120380 A CN201610120380 A CN 201610120380A CN 106901676 A CN106901676 A CN 106901676A
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- Prior art keywords
- joint
- controlled deflection
- deflection device
- recess
- convex portion
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/005—Flexible endoscopes
- A61B1/0051—Flexible endoscopes with controlled bending of insertion part
- A61B1/0055—Constructional details of insertion parts, e.g. vertebral elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/005—Flexible endoscopes
- A61B1/008—Articulations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Rehabilitation Therapy (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
The present invention relates to a kind of controlled deflection device, comprising the joint that multiple is serially connected, and the control device that the joint for controlling to be serially connected bends, joint is cylindrical structure, the one end of the tube wall in joint is formed with multiple convex portions for extending in the axial direction, the other end of the tube wall in joint is formed with multiple corresponding with convex portion, the recess for extending in the axial direction, after multiple joint series connection, the convex portion in joint fastens with the recess in adjacent joint, the recess in joint fastens with the convex portion in another adjacent joint, convex portion can move reciprocatingly in recess after engaging.Controlled deflection device of the invention can be used for the every field such as industry, medical treatment, and the controlled deflection device can be according to using needing to be bent towards any direction, 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 the joint that multiple is serially connected, and for controlling
The control device that the joint being serially connected bends, joint is cylindrical structure, and the one end of the tube wall in joint is formed with multiple
The convex portion for extending in the axial direction, the other end of the tube wall in joint is formed with multiple corresponding with convex portion, in the axial direction
The recess of extension, after the series connection of multiple joints, the convex portion in joint fastens with the recess in adjacent joint, the recess in joint with it is another
The convex portion in one adjacent joint fastens, and convex portion can move reciprocatingly in recess after engaging.
Controlled deflection device of the invention can be used for the every field such as industry, medical treatment, and the controlled deflection device can be according to using need
To be bent towards any direction, and controlled deflection apparatus structure involved in the present invention is simple, with low cost, service life
It is long.
Further, control device includes one or two traction fibers, and traction fiber is penetrated from the joint one end being serially connected, and
Arthrodesis with the other end positioned at the joint being serially connected is connected.
Preferably, convex portion is distributed in the end in joint, and recess is distributed in the end of the other end in joint.
Further, one or more are additionally provided with joint for the fixed part of fixed traction silk.
Preferably, multiple fixed parts are distributed on joint.
Further, fixed part is the wire casing being opened in internal knuckle walls.
Preferably, fixed part is the pipe being fixedly connected in internal knuckle walls.
The present invention also provides a kind of endoscope of controlled deflection, including insertion tube, and the part of inside of human body can be entered on insertion tube
Be provided with controlled deflection device, be additionally provided with camera and one or more light sources in the insertion end of insertion tube, camera with it is aobvious
Show that device is connected.
Further, the non-intrusive end of insertion tube is provided with handle, and control device is arranged on handle.
Preferably, instrument channel is provided with insertion tube, the entrance of instrument channel is arranged on handle, and the outlet of instrument channel sets
It is placed on the insertion end face of insertion tube.
As above, controlled deflection apparatus structure of the present invention is simple, easy to use, significantly reduces 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 a kind of overall structure diagram of controlled deflection device of the invention；
Fig. 2 is the decomposing schematic representation in joint 1 in Fig. 1；
Fig. 3 is the structural representation in joint 1；
Fig. 4 is the structural representation when controlled deflection device of Fig. 1 bends to side；
Fig. 5 is the structural representation when controlled deflection device of Fig. 1 bends to both sides；
Fig. 6 is the structural representation when present invention is applied to endoscope.
Component label instructions
1 joint
11 convex portions
12 recesses
2 traction fibers
3 insertion tubes
4 handles
41 control devices
5 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 Figures 1 to 5, the present invention provides a kind of controlled deflection device, it is adaptable to various endoscopes, including in industry
Sight glass, medical endoscopes etc., the tiny position in object or person body can be carried out comprehensively observation with detection, it is of the invention can
Control bending apparatus can also be applied in the various structures for needing and being bent to specific direction.In the present invention, with medical interior
Illustrated as a example by sight glass.But the present invention is not limited merely to this, industry or other various fields are applied also for.
The present invention provides a kind of controlled deflection device, it is convenient to bent according to using needs.The controlled deflection device bag
Containing the joint 1 that multiple is serially connected, and the control device 41 for controlling the joint 1 that is serially connected to bend.At this
In invention, joint 1 is cylindrical structure, and the one end of the tube wall in joint 1 is formed with multiple convex portions 11 for extending in the axial direction,
The other end of the barrel in joint 1 is formed with the recess 12 that multiple is corresponding with convex portion 11, extend in the axial direction, many
After individual joint 1 is connected, the convex portion 11 in joint 1 fastens with the recess 12 in adjacent joint 1, the recess in joint 1
12 fasten with the convex portion 11 in another adjacent joint 1, and convex portion 11 can moving reciprocatingly in recess 12 after engaging.
In the present invention, convex portion 11 is preferably and is higher by the circular protrusions of the end face of joint 1, and the both sides in convex portion 11 barrel
On, the opening for the activity of recess 12 is offered respectively, the shape of two openings is corresponding with the shape of convex portion 11.Further,
In the present invention, the preferably circular ring structure with opening of recess 12, the end face of the two ends also above joint 1 of recess 12,
When the first place of multiple joints 1 is connected, the two ends of recess 12 can be respectively protruding into the opening of the both sides of convex portion 11, due to opening
Depth ratio recess 12 annulus length it is big, therefore after convex portion 11 is snapped into recess 12, also have space in opening
Do not occupied by the annulus of recess 12, therefore convex portion 11 can rotate in recess 12.Further, when joint 1 is provided with
When multiple convex portions 11 or multiple recesses 12, multiple convex portions 11 are distributed in the end in joint 1, and multiple recesses 12 are also distributed in
The other end end in joint 1.The simple structure of joint of the invention 1, can be molded by Laser cutting, and processing cost is low
It is honest and clean, and high yield rate.
Further, in the present invention, the joint of flat mouth can be set at outside two ends in the joint 1 being serially connected
1, to prevent from causing danger to user higher than the convex portion 11 of the end face of joint 1 or recess 12.
In the present invention, the material in joint 1 is preferably nonmetallic materials, such as nylon, polyurethane (PU), thermoplastic poly ammonia
The various plastic materials such as ester elastomer rubber (TPU), polyvinyl chloride (PVC), thermoplastic elastomer (TPE) (TPE)；Outer tube with
And the material of inner tube can also be preferably and have resilient metal material.
In order that user is preferably controlled to controlled deflection device, in the present invention, also using control device 41 pairs
The joint 1 being serially connected is controlled.Further, control device 41 is preferably one or more traction fiber 2, for controlling
Joint 1 after system series connection is bent towards one or more directions, and traction fiber 2 is penetrated from the one end in the joint 1 being serially connected, and
Joint 1 with the other end outermost end positioned at the joint 1 being serially connected is fixedly connected, when external force is applied on traction fiber 2,
When pulling traction fiber 2, the joint 1 being fixedly connected with traction fiber 2 can be driven to be moved, it is now convex on the joint 1
Rotated between the recess 12 in portion 11 and joint 1 adjacent thereto, after the convex portion 11 in the joint 1 goes to extreme position
Continue to pull traction fiber 2, can continue to drive adjacent joint 1 to continue to rotate, so that whole bending apparatus generation is curved
It is bent；After bending apparatus is bent to angle to needed for user, the external force and fixed traction being applied on bending apparatus are removed
Silk 2, you can make bending apparatus be maintained at the bending position.
Further, in the present invention, tractive unit is preferably steel wire, but the invention is not limited in this, tractive unit can be with
It is any filamentous structure, filamentary structure can also select any metal or non-metallic material.
In order that traction fiber 2 preferably coordinates with bending apparatus, the activity in the joint 1 of bending apparatus of traction fiber 2 is prevented,
The effect of bending is influenceed, one or more can be also provided with the present invention, on joint 1 for the fixed part of fixed traction silk 2.
As shown in Figure 4 and Figure 5, preferably set one in the joint 1 of multiple series connection or two traction fibers 2 are filled as control
41 are put, so that controlled deflection device can bend towards one or two direction
Further, when joint 1 is provided with multiple fixed parts, multiple fixed parts are distributed on joint 1, to ensure bending
Device can be bent with one way or another.
Further, fixed part can be the pipe that is fixedly connected on the inwall of joint 1, or be opened in joint 1
Wire casing on inwall.Traction fiber 2 is fixed by fixed part, can prevent traction fiber 2 from slipping causes controlled deflection device
Failure.
The need for controlled deflection device involved in the present invention can be according to user, joint group is carried out using control unit curved
It is bent, it is possible to which that any direction towards required for user is bent, flexibly and easily.
To make description of the invention apparent, the present invention is illustrated by taking medical endoscope as an example, but the present invention does not limit to
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 situations.
In the present invention, because controlled deflection device is used for medical science, therefore, as shown in fig. 6, the present invention is also
A kind of endoscope of controlled deflection, including insertion tube 3 are provided, the part that inside of human body can be entered on insertion tube 3 is provided with
Controlled deflection device is stated, camera and one or more light sources, camera and display are additionally provided with the insertion end of insertion tube 3
Device 5 is connected.The non-intrusive end of insertion tube 3 is provided with handle 4, and the control device 41 for the bending of controlled deflection device can set
It is placed on the handle 4.When camera is shot, light source provides bright shooting environmental, display 5 for camera
By captured by camera and export image show.When insertion tube 3 enters human body, camera can also be to entering people
The process of body is shot, and the picture transmission that will be shot is to display 5, and is shown by display 5；Work as insertion
Behind the precalculated position that pipe 3 enters in human body, camera can shoot to human internal environment, while the real-time picture that will be shot
Face is shown in display 5, so that user is observed.
Further, camera can be connected with display 5 by wired or wireless mode.When camera and display 5
When being connected in wired mode, can be connected by being arranged at the electric connection line inside insertion tube 3；When camera with it is aobvious
When showing that device 5 is wirelessly connected, wireless generating means can be set in insertion tube 3, will by wireless generating means
Camera is connected with display 5.
Further, in the present invention, light source can be one, or multiple, to realize the effect without shadow.And
Light source can use any type of luminous original paper, such as LED light source, light emitting diode various forms.Additionally, display 5
Can also be various models, the display 5 of all size or other displays 5.For example, when using indoors, Ke Yiyu
Larger display 5 is connected, the image more to obtain multiplication factor, and when endoscope is carried into outgoing, can use
Portable display 5, or pluggable miniscope 5 is set on insertion tube 3.
In the present invention, in order that operator possesses more comfortable feel, hand can also be set at the non-intrusive end of insertion tube 3
Handle 4, convenient use person's operation.In order that handle 4 is more reliable with the connection of insertion tube 3, can also handle 4 with insert
Connector is set between entering pipe 3, the connection between handle 4 and outer tube is reinforced.
Further, the control device 41 having for controlling traction fiber 2, control unit and the phase of traction fiber 2 can be set on handle 4
Connection, draws to traction fiber 2, so as to realize the traction to bending apparatus, bends bending apparatus.
Further, in the present invention, in order to avoid the external diameter of insertion tube 3 is excessive, wireless launcher can also be set
In in handle 4, further reduce the external diameter of insertion tube 3, it is to avoid in use to causing the discomfort of patient.
In the present invention, in order to preferably be treated to patient, can also be by setting different purposes in insertion tube 3
Functional module, to realize more functions.
Further, can be provided for stretching into the instrument channel of therapeutic device in insertion tube 3, one end of instrument channel is set
In handle 4 or insertion tube 3 on the periphery wall outside human body, the other end of instrument channel is arranged at the insertion of insertion tube 3
On end face.When any focus is found in inspection, auxiliary treatment apparatus can be stretched into patient's body from instrument channel in time,
Patient is treated, it is also possible to which suspected abnormality is sampled.
Further, the water pipe for water flowing can be provided with insertion tube 3, one end of water pipe is arranged at handle 4 or insertion tube 3
On the periphery wall outside human body, the other end of water pipe is arranged on the insertion end face of insertion tube 3.When controlled deflection device
After in into patient's body, if there is obstruction to block camera, 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 insertion tube 3 can water down watery blood, or obstruction is washed open, make camera
Shooting environmental be apparent from.Meanwhile, water pipe is also used as suction hose and uses, by being arranged at handle 4 or insertion tube
It is outer on 3 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 insertion tube 3 can be mutually general, it is also possible to only in insertion tube 3
One Multi-use pipeline of interior setting, according to using needing to carry out the switching between function.And a Multi-use pipeline is only set can be with
The diameter of insertion tube 3 is further reduced, it is convenient that any trickle position is checked.
During specific implementation, when insertion tube 3 enters the position for needing to check, camera can play guide effect, and guiding is inserted
Enter the position observed needed for pipe 3 is entered into.After insertion tube 3 reaches look-out station, pulled using control device 41
Traction fiber 2, makes insertion tube 3 bend, and now the observation visual angle of camera also changes therewith, so that will be to be checked
All angles around position are checked, realize 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 (10)
1. a kind of controlled deflection device, it is characterised in that comprising the joint that multiple is serially connected, and it is described for controlling
The control device that the joint being serially connected bends, the joint is cylindrical structure, the one end shape of the barrel in the joint
Into there is multiple convex portions for extending in the axial direction, the other end of the tube wall in the joint is formed with multiple relative with the convex portion
Recess answering, extending along the axis direction, after the series connection of the multiple joint, the convex portion in the joint and adjacent joint
The recess fasten, the recess in the joint fastens with the convex portion in another adjacent joint, and the convex portion can after engaging
Moving reciprocatingly in the recess.
2. controlled deflection device as claimed in claim 1, it is characterised in that the control device includes one or more
Traction fiber, the traction fiber is penetrated from described joint one end being serially connected, and with positioned at the another of the joint being serially connected
The arthrodesis connection of one end.
3. controlled deflection device as claimed in claim 1, it is characterised in that the convex portion is distributed in the end in the joint
Portion, the recess is distributed in the end of the other end in the joint.
4. controlled deflection device as claimed in claim 2, it is characterised in that be additionally provided with one or more on the joint
Fixed part for fixing the traction fiber.
5. controlled deflection device as described in claim 4, it is characterised in that the multiple fixed part is distributed in described
On joint.
6. controlled deflection device as claimed in claim 4, it is characterised in that the fixed part is to be opened in the joint
Wire casing on inwall.
7. controlled deflection device as claimed in claim 1, it is characterised in that the fixed part is described to be fixedly connected on
Pipe in internal knuckle walls.
8. a kind of endoscope of controlled deflection, it is characterised in that including insertion tube, can enter in human body on the insertion tube
The part in portion is provided with the controlled deflection device as described in claim 1 to 7, is additionally provided with the insertion end of the insertion tube and taken the photograph
As head and one or more light sources, the camera is connected with display.
9. controlled deflection device as claimed in claim 8, it is characterised in that the non-intrusive end of the insertion tube is provided with hand
Handle, the control device is arranged on the handle.
10. controlled deflection device as claimed in claim 1, it is characterised in that be provided with instrument channel in the insertion 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 of the insertion tube
On face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120380.1A CN106901676A (en) | 2016-03-03 | 2016-03-03 | Controlled deflection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610120380.1A CN106901676A (en) | 2016-03-03 | 2016-03-03 | Controlled deflection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106901676A true CN106901676A (en) | 2017-06-30 |
Family
ID=59206091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610120380.1A Pending CN106901676A (en) | 2016-03-03 | 2016-03-03 | Controlled deflection device |
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| Country | Link |
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| CN (1) | CN106901676A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107811600A (en) * | 2017-10-20 | 2018-03-20 | 上海安清医疗器械有限公司 | The soft or hard swan-neck of multisection type gradual change, endoscope-use insertion tube and endoscope using the swan-neck |
| CN107951456A (en) * | 2017-12-13 | 2018-04-24 | 谢超 | A kind of integral type insertion section of sight glass and production method |
| CN108553071A (en) * | 2018-05-17 | 2018-09-21 | 黄琴 | Controllable bending curved tube structure |
| CN108670321A (en) * | 2018-06-01 | 2018-10-19 | 常州市久成电子设备有限公司 | Endoscope operation instruments and its neck bending structure |
| CN108777453A (en) * | 2018-06-26 | 2018-11-09 | 中国电信集团工会上海市委员会 | A kind of comprehensive wiring is actively turned pipe perforator and its application method |
| CN108817653A (en) * | 2018-06-28 | 2018-11-16 | 中船重工海为郑州高科技有限公司 | A kind of snakelike pulse laser machining robot of rope driving |
| CN108836235A (en) * | 2018-05-17 | 2018-11-20 | 上海安清医疗器械有限公司 | Controllable bending curved tube structure |
| CN109116546A (en) * | 2018-09-10 | 2019-01-01 | 深圳市亚泰光电技术有限公司 | A kind of encapsulating structure and packaging method encapsulating snake bone and woven tube |
| CN109248369A (en) * | 2017-07-12 | 2019-01-22 | 襄阳职业技术学院 | Medical urethral catheter inner support leads core |
| WO2019075708A1 (en) * | 2017-10-20 | 2019-04-25 | 周震华 | Multi-section bending tube having graduated rigidity, and insertion tube and endoscope using same |
| TWI747342B (en) * | 2020-06-24 | 2021-11-21 | 醫電鼎眾股份有限公司 | Combined structure of the head end and flexible neck of the pipe endoscope |
| CN116115175A (en) * | 2023-01-10 | 2023-05-16 | 北京市春立正达医疗器械股份有限公司 | Detect arthroscope of visual angle adjustable |
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2016
- 2016-03-03 CN CN201610120380.1A patent/CN106901676A/en active Pending
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109248369A (en) * | 2017-07-12 | 2019-01-22 | 襄阳职业技术学院 | Medical urethral catheter inner support leads core |
| CN107811600A (en) * | 2017-10-20 | 2018-03-20 | 上海安清医疗器械有限公司 | The soft or hard swan-neck of multisection type gradual change, endoscope-use insertion tube and endoscope using the swan-neck |
| WO2019075708A1 (en) * | 2017-10-20 | 2019-04-25 | 周震华 | Multi-section bending tube having graduated rigidity, and insertion tube and endoscope using same |
| CN107951456A (en) * | 2017-12-13 | 2018-04-24 | 谢超 | A kind of integral type insertion section of sight glass and production method |
| CN108836235B (en) * | 2018-05-17 | 2024-02-09 | 上海安清医疗器械有限公司 | Controllable bending pipe structure |
| CN108553071A (en) * | 2018-05-17 | 2018-09-21 | 黄琴 | Controllable bending curved tube structure |
| CN108553071B (en) * | 2018-05-17 | 2024-05-17 | 黄琴 | Controllable bending pipe structure |
| CN108836235A (en) * | 2018-05-17 | 2018-11-20 | 上海安清医疗器械有限公司 | Controllable bending curved tube structure |
| CN108670321A (en) * | 2018-06-01 | 2018-10-19 | 常州市久成电子设备有限公司 | Endoscope operation instruments and its neck bending structure |
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