CN106821511A - A kind of OCT medical catheters pumpback device - Google Patents
A kind of OCT medical catheters pumpback device Download PDFInfo
- Publication number
- CN106821511A CN106821511A CN201710137482.9A CN201710137482A CN106821511A CN 106821511 A CN106821511 A CN 106821511A CN 201710137482 A CN201710137482 A CN 201710137482A CN 106821511 A CN106821511 A CN 106821511A
- Authority
- CN
- China
- Prior art keywords
- driving wheel
- driven pulley
- conduit
- pumpback
- medical catheters
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 8
- 229920001903 high density polyethylene Polymers 0.000 claims description 7
- 239000004700 high-density polyethylene Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 229920001328 Polyvinylidene chloride Polymers 0.000 claims description 3
- 239000010425 asbestos Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000005033 polyvinylidene chloride Substances 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000012014 optical coherence tomography Methods 0.000 description 19
- 239000000523 sample Substances 0.000 description 4
- 238000003745 diagnosis Methods 0.000 description 2
- 239000002783 friction material Substances 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000004624 confocal microscopy Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 229920001596 poly (chlorostyrenes) Polymers 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0062—Arrangements for scanning
- A61B5/0066—Optical coherence imaging
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of OCT medical catheters pumpback device, including a conduit, a pumpback structure and an actuator, the pumpback structure includes a driving wheel and one first driven pulley, the driving wheel is fixedly installed in the actuator, the conduit is located between the driving wheel and first driven pulley, and contacted with the driving wheel and first driven pulley, the actuator drives the driving wheel to rotate makes the conduit be pushed or pumpback.Compared to existing technology, OCT medical catheters pumpback device conduit of the present invention is located between driving wheel and the first driven pulley, and contacted with driving wheel and the first driven pulley, actuator drives driving wheel to rotate makes conduit be pushed or pumpback, and supports supplementary structure to be capable of the moving direction of guiding catheter.
Description
Technical field
The present invention relates to medicine equipment, more particularly, to a kind of OCT medical catheters pumpback device.
Background technology
Optical coherence tomography (Optical coherence Tomography, OCT) is a kind of high-resolution imaging
Technology, the technology is to be based on low-coherent light principle of interference, and is combined with confocal microscopy, can detect biological tissue different deep
Degree layer obtains sample two dimension to the backward scattered wave echo time delay and echo signal intensity of incident weak coherent light by scanning
Or the high-resolution heterogeneous microstructure of three-dimensional, so as to obtain sample in the lossless tomography image of body.
In OCT technology, its probe by circumferential circular scanning, can with full angle obtain a certain section of detection tubular tissue
The pathological information in face, but the information that single section is showed is often relatively limited, is unfavorable for that healthcare givers precisely determines focus
Type and size.To improve focus diagnosis rate, a kind of method of partial 3 d reconstruct, i.e. multi-section are mainly taken in practical application
The duct type stereo-picture of composition.To realize this purpose, it is necessary to OCT probe is moved axially along pipeline.But, it is mobile at present to visit
The mode of head is mostly manual movement, and mobile displacement is very inaccurate, is calculated to follow-up image forming and brings many margins of error
According to picture quality is poor, leverages the using effect of endoscope.
The content of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide it is a kind of by computer controls, it is electronic can
Accurate movement, the OCT medical catheter pumpback devices that healthcare givers's lifting accuracy rate of diagnosis can be helped.
The purpose of the present invention is realized using following technical scheme：
A kind of OCT medical catheters pumpback device, including a conduit, a pumpback structure and an actuator, the pumpback structure
Including a driving wheel and one first driven pulley, the driving wheel is fixedly installed in the actuator, and the conduit is located at the master
Between driving wheel and first driven pulley, and contacted with the driving wheel and first driven pulley, the actuator drives institute
Stating driving wheel and rotating makes the conduit be pushed or pumpback.
Preferably, the driving wheel and first driven pulley are equipped with a groove, and the conduit is located at two groove
Among and contact with two groove.
Preferably, material of the active wheel outer surface by coefficient of friction more than 0.5 is made.
Preferably, the active wheel outer surface is made up of synthetic rubber or polyvinylidene chloride or asbestos.
Preferably, the conduit will not be provided with laciniation, the driving wheel fluted external surface into one end of human body
Laciniation is provided with, the laciniation of the conduit coordinates with the laciniation of the driving wheel fluted external surface and makes institute
State driving wheel and drive the conduit movement.
Preferably, the OCT medical catheters pumpback device also includes a support supplementary structure, the support supplementary structure bag
One second driven pulley and one the 3rd driven pulley are included, second driven pulley and the 3rd driven pulley are equipped with a groove, described
Conduit is located between second driven pulley and the 3rd driven pulley, and the groove with second driven pulley and the described 3rd
The groove of driven pulley is contacted in order to guide the moving direction of the conduit.
Preferably, the driving wheel and second driven pulley are located at the conduit side, the driving wheel and described the
Two driven pulleys can be moved along one perpendicular to the direction of the conduit.
Preferably, first driven pulley, the second driven pulley and the 3rd driven wheel outer surface are less than 0.5 by coefficient of friction
Material is made.
Preferably, first driven pulley, the second driven pulley and the 3rd driven wheel outer surface are by polytetrafluoroethylene (PTFE) or polychlorostyrene
Ethene or high density polyethylene (HDPE) are made.
Preferably, the OCT medical catheters pumpback device also includes a drive mechanism, and the drive mechanism includes one first
Gear and a second gear, the first gear are fixedly installed in the actuator, and the second gear is fixedly installed in described
Driving wheel, the first gear is engaged with the second gear.
Compared to existing technology, OCT medical catheters pumpback device conduit of the present invention is located between driving wheel and the first driven pulley,
And contacted with driving wheel and the first driven pulley, actuator drives driving wheel to rotate makes conduit be pushed or pumpback, and supports auxiliary
Structure is helped to be capable of the moving direction of guiding catheter.
Brief description of the drawings
Fig. 1 is a stereogram of OCT medical catheters pumpback device of the present invention.
Fig. 2 is another stereogram of OCT medical catheters pumpback device of the present invention.
Fig. 3 is the another stereogram of OCT medical catheters pumpback device of the present invention.
In figure：100th, OCT medical catheters pumpback device；10th, conduit；20th, pumpback structure；22nd, driving wheel；220、240、
320th, 340, groove；222nd, 242,322,342, mounting hole；24th, the first driven pulley；30th, supplementary structure is supported；32nd, second is driven
Wheel；34th, the 3rd driven pulley；40th, drive mechanism；42nd, first gear；44th, second gear；50th, actuator.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It should be noted that when component is referred to as " being fixed on " another component, it can directly on another component
Or can also there is component placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or may be simultaneously present component placed in the middle.When a component is considered as " being arranged at " another component, it
Can be set directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " level ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article with belong to technical field of the invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all of combination of the Listed Items of pass.
Fig. 1 to Fig. 3 is referred to, a kind of OCT medical catheters pumpback device 100 includes a conduit 10, a pumpback structure 20,
Support supplementary structure 30, a drive mechanism 40 and an actuator 50.
The pumpback structure 20 includes a driving wheel 22 and one first driven pulley 24.It is recessed that the outer ring of the driving wheel 22 is provided with one
Groove 220 and center is provided with a mounting hole 222.The outer ring of first driven pulley 24 is provided with a groove 240 and center is provided with one
Mounting hole 242.Material of the outer surface of the driving wheel 22 by coefficient of friction more than 0.5 is made.In one embodiment, the active
22 outer surfaces are taken turns to be made up of synthetic rubber or polyvinylidene chloride or asbestos.The outer surface of first driven pulley 24 is by coefficient of friction
Material less than 0.5 is made.Preferably, the outer surface of the first driven pulley 24 is by polytetrafluoroethylene (PTFE) or polyvinyl chloride or high density
Polyethylene is made.
The support supplementary structure 30 includes one second driven pulley 32 and one the 3rd driven pulley 34.Second driven pulley 32
Outer ring is provided with a groove 320 and center is provided with a mounting hole 322.The outer ring of 3rd driven pulley 34 is provided with a groove 340 simultaneously
And center is provided with a mounting hole 342.Second driven pulley 32 and the outer surface of the 3rd driven pulley 34 are less than by coefficient of friction
0.5 material is made.Preferably, second driven pulley 32 and the outer surface of the 3rd driven pulley 34 are by polytetrafluoroethylene (PTFE) or poly-
Vinyl chloride or high density polyethylene (HDPE) are made.
The drive mechanism 40 includes a first gear 42 and a second gear 44.The actuator 50 is a miniature horse
Reach.
When assembling the OCT medical catheters pumpback device 100, the first gear 42 is fixedly installed in the actuator
50.The second gear 44 is fixedly installed in the driving wheel 22.The first gear 42 is engaged with the second gear 44.Institute
State conduit 10 be located between the driving wheel 22 and first driven pulley 24 and with the groove 220 and the side of the groove 240
Edge contact makes the conduit 10 be held between the driving wheel 22 and first driven pulley 24.The one end of the conduit 10 position
Between second driven pulley 32 and the 3rd driven pulley 34 and it is contained in the groove 320 and the groove 340.It is described
Groove 320 and the groove 340 protect the conduit 10, reduce friction.
During using the OCT medical catheters pumpback device 100, the actuator 50 orders about the driving wheel 22 and rotates, institute
State driving wheel 22 drives the conduit 10 to push or pumpback by rubbing.The now driving wheel 22 and second driven pulley 32
Positioned at the side of the conduit 10, the driving wheel 22 and second driven pulley 32 are according to being capable of relative institute the need for healthcare givers
Conduit 10 is stated to be moved perpendicular to the direction of the conduit 10 along one.The driving wheel 22 and second driven pulley 32 movement are most
Big distance is the radius of the conduit 10.
In another embodiment, the one end of the conduit 10 is provided with laciniation, and the fluted external surface of the driving wheel 22 sets
There is laciniation, the laciniation of the conduit 10 coordinates with the laciniation of the fluted external surface of the driving wheel 22 and makes
The driving wheel 22 drives the conduit 10 to move.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
It is corresponding to change and deformation, and all these change and deformation should all belong to the protection domain of the claims in the present invention
Within.
Claims (10)
1. a kind of OCT medical catheters pumpback device, an including conduit and a pumpback structure, it is characterised in that：The OCT is medical to be led
Pipe pumpback device also includes an actuator, and the pumpback structure includes a driving wheel and one first driven pulley, and the driving wheel is consolidated
Dingan County be loaded on the actuator, the conduit be located between the driving wheel and first driven pulley, and with the driving wheel
And the first driven pulley contact, the actuator drives the driving wheel to rotate makes the conduit be pushed or pumpback.
2. OCT medical catheters pumpback device according to claim 1, it is characterised in that：The driving wheel and described first
Driven pulley is equipped with a groove, and the conduit is located among two groove and is contacted with two groove.
3. OCT medical catheters pumpback device according to claim 2, it is characterised in that：The active wheel outer surface is by rubbing
Material of the coefficient more than 0.5 is wiped to be made.
4. OCT medical catheters pumpback device according to claim 3, it is characterised in that：The active wheel outer surface is by closing
It is made into rubber or polyvinylidene chloride or asbestos.
5. OCT medical catheters pumpback device according to claim 2, it is characterised in that：The tube at one end is provided with sawtooth
Shape structure, the driving wheel groove is provided with laciniation, the saw of the laciniation of the conduit and the driving wheel groove
Dentalation coordinates makes the driving wheel drive the conduit to move.
6. OCT medical catheters pumpback device according to claim 1, it is characterised in that：The OCT medical catheters pumpback dress
Put and also include a support supplementary structure, the support supplementary structure includes one second driven pulley and one the 3rd driven pulley, described the
Two driven pulleys and the 3rd driven pulley are equipped with a groove, and the conduit is located at second driven pulley and described 3rd driven
Between wheel, and groove and the groove of the 3rd driven pulley with second driven pulley is contacted in order to guide the conduit
Moving direction.
7. OCT medical catheters pumpback device according to claim 6, it is characterised in that：The driving wheel and described second
Driven pulley is located at the conduit side, the driving wheel and second driven pulley can relatively described conduit towards one away from described
The direction movement of conduit.
8. OCT medical catheters pumpback device according to claim 6, it is characterised in that：First driven pulley, second from
The material of driving wheel and the 3rd driven wheel outer surface by coefficient of friction less than 0.5 is made.
9. OCT medical catheters pumpback device according to claim 8, it is characterised in that：First driven pulley, second from
Driving wheel and the 3rd driven wheel outer surface are made up of polytetrafluoroethylene (PTFE) or polyvinyl chloride or high density polyethylene (HDPE).
10. OCT medical catheters pumpback device according to claim 1, it is characterised in that：The OCT medical catheters pumpback
Device also includes a drive mechanism, and the drive mechanism includes a first gear and a second gear, and the first gear is fixed
The actuator is installed on, the second gear is fixedly installed in the driving wheel, the first gear and the second gear
Engagement.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137482.9A CN106821511A (en) | 2017-03-09 | 2017-03-09 | A kind of OCT medical catheters pumpback device |
| PCT/CN2017/078567 WO2018161385A1 (en) | 2017-03-09 | 2017-03-29 | Oct medical catheter withdrawal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710137482.9A CN106821511A (en) | 2017-03-09 | 2017-03-09 | A kind of OCT medical catheters pumpback device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106821511A true CN106821511A (en) | 2017-06-13 |
Family
ID=59143542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710137482.9A Pending CN106821511A (en) | 2017-03-09 | 2017-03-09 | A kind of OCT medical catheters pumpback device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106821511A (en) |
| WO (1) | WO2018161385A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023109191A1 (en) * | 2021-12-14 | 2023-06-22 | 深圳市爱博医疗机器人有限公司 | Simple slave-side operating device for interventional surgery robot |
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| JP2004113541A (en) * | 2002-09-27 | 2004-04-15 | Pentax Corp | Insert/pull out apparatus for long-sized treating element of endoscope |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2018161385A1 (en) | 2018-09-13 |
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Application publication date: 20170613 |