CN104856632B - A kind of endoscope wire line guide and endoscope - Google Patents
A kind of endoscope wire line guide and endoscope Download PDFInfo
- Publication number
- CN104856632B CN104856632B CN201510293622.2A CN201510293622A CN104856632B CN 104856632 B CN104856632 B CN 104856632B CN 201510293622 A CN201510293622 A CN 201510293622A CN 104856632 B CN104856632 B CN 104856632B
- Authority
- CN
- China
- Prior art keywords
- guide
- endoscope
- fitting recess
- hole
- wire line
- 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.)
- Active
Links
Classifications
-
- 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
- A61B1/01—Guiding arrangements therefore
-
- 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
- A61B1/00064—Constructional details of the endoscope body
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Endoscopes (AREA)
Abstract
The invention provides a kind of endoscope wire line guide, move forward and backward to regulate the steel wire rope of curved part of endoscope bending direction to lead for endoscope mirror body. Described guider is fixed on the substrate in endoscopic procedure portion, comprises a holder, at least two guides, a clamp. Described holder is fixed on substrate, has the U-shaped fitting recess corresponding with described guide number; Described clamp is fixed on described holder, has the through hole corresponding with described fitting recess number and position; Described guide is assemblied in respectively in described fitting recess and through described through hole, and endoscope steel wire rope passes in described guide. The present invention with simple in structure, that structure makes the assembling of described guider is cheaply more firm.
Description
Technical field
The present invention relates to endoscopic technique field, be specifically related to a kind of endoscope wire line guide and endoscope.
Background technology
Referring to Fig. 1, flexible endoscope is made up of with the operating portion 2 being connected with the cardinal extremity of insertion section 1 insertion section 1 in energy insertosome conventionally. The bend 12 that insertion section 1 is connected by elongated insertion flexible pipe 11, with this insertion flexible pipe front end, the insertion section 1 hard portion 13 foremost that is arranged at being connected with bend 12 front ends form. The cardinal extremity that inserts flexible pipe 11 is connected with operating portion 2.
Operating portion 2 is by four steel wire rope control bend 12 left and right four direction bendings up and down, and guiding hard portion 13 arrives suitable observation or operating position. Four steel wire ropes are placed in the passage that inserts flexible pipe 11 and bend 12, and one end of four steel wire ropes is separately fixed in hard portion 13, and the other end is connected on four terminals that move forward and backward that are positioned at operating portion 1.
In some endoscopes, for example, in bronchoscope, only need to control curvature section of endoscope 12 to two relative direction bendings, now use two steel wire ropes, one end of described two steel wire ropes is separately fixed in hard portion 13, and the other end is connected on two terminals that move forward and backward that are positioned at operating portion 1.
When steel wire rope moves forward and backward, in order to ensure mobile smoothness, in operating portion 2, be provided with wire line guide.
As shown in Figure 2, guider of the prior art, be fixed on the substrate 20 in endoscopic procedure portion 201, comprise a holder 21, at least two guides 22, described holder 21 is fixed on substrate 20, have the U-shaped fitting recess 211 corresponding with described guide number, described guide 22 is assemblied in respectively in described U-shaped fitting recess 211, and endoscope steel wire rope passes in described guide 22.
Because guide 22 plays guide effect to the moving direction of steel wire rope, moving forward and backward smoothly of steel wire rope carried out.
In this guider, for guide 22 is fixed in fitting recess 211, generally adopt interference fit, by external force larger guide 22 use from horizontal direction press fit to fitting recess 211. The mid portion of guide 22 can also form the small diameter part 221 adapting with U-shaped fitting recess 211, guide 22 is installed firm in the direction moving along steel wire rope. But firm for guide 22 is installed in the direction perpendicular to steel wire rope moving direction, the outside dimension of the small diameter part 221 that described and U-shaped fitting recess 211 adapts need to meet the demand of interference fit.
But the fixed structure of this employing interference fit has improved the difficulty of assembling, in addition, easily there is slippage in guide direction perpendicular to steel wire rope in fitting recess, affects the guide function of guide to steel wire rope.
Summary of the invention
In order to address the above problem, the invention provides a kind of endoscope wire line guide, make the assembling of described guider more firm.
The technical solution used in the present invention is:
A kind of endoscope wire line guide, is fixed on the substrate in endoscopic procedure portion, comprising: holder, at least two guides, a clamp; Described guide comprises the small diameter part that intermediate outer is thinner, and the thicker large diameter part of two ends external diameter; Described holder is fixed on substrate, has the U-shaped fitting recess corresponding with described guide number, and described U-shaped fitting recess and described small diameter part adapt, and U-shaped mouth is towards first direction; Described clamp is fixed on described holder, has the through hole corresponding with described U-shaped fitting recess number and position; Described guide is separately positioned in described U-shaped fitting recess and through described through hole, and described clamp can be located described guide in a first direction, to prevent that described guide from coming off from the first direction of described U-shaped fitting recess.
Preferably, described through hole has the opening being communicated with described clamp outer peripheral edges in second direction.
Preferably, the external diameter of the internal diameter of described through hole and the large diameter part of described guide adapts.
Described opening can be more than or equal to the internal diameter of described through hole, and now the internal diameter of described through hole can adapt with the small diameter part of described guide.
Described guide can be four.
The present invention also provides a kind of endoscope, adopts endoscope wire line guide of the present invention.
The invention has the beneficial effects as follows, prevent guide slippage in fitting recess, avoid adopting interference fit, with structure makes described guider simply, cheaply assembling more easily and more firm.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of endoscope.
Fig. 2 is the structural representation of endoscope wire line guide in prior art.
Fig. 3 is the structural representation of endoscope wire line guide embodiment of the present invention.
Fig. 4 is the perspective exploded view of endoscope wire line guide embodiment of the present invention.
Fig. 5 is the perspective exploded view of another embodiment of endoscope wire line guide of the present invention.
Detailed description of the invention
Below in conjunction with the Figure of description in the present invention, the technical scheme in invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 3, Figure 4, endoscope wire line guide of the present invention, comprises a holder 31, two guides 32, a clamp 33.
Described holder 31 have for endoscopic procedure portion in the fixed part 311 that is connected and fixed of substrate, and for assembling the department of assembly 312 of guide 32 and clamp 33. Described fixed part 311 is fixed on described substrate by screw; Described department of assembly 312 is perpendicular to described substrate, and its two ends have respectively and are parallel to described substrate setting and outwardly open U-shaped fitting recess 313, also have the screw 314 for assembling clamp 33 in department of assembly 312.
In certain embodiments, described U-shaped fitting recess 313 can also be perpendicular to described substrate setting, and U-lag notch upwards or downwards.
Described guide 32 comprises the small diameter part 321 that mid portion external diameter is thinner, and the thicker large diameter part 322 of two end portions external diameter, the external diameter of described small diameter part 321 and the bottom of described U-lag adapt, and the thickness of the length of described small diameter part 321 and described department of assembly 312 adapts. Owing to not needing to adopt interference fit between the small diameter part 321 of guide in the present invention 32 and U-shaped fitting recess 313, therefore the external diameter of small diameter part 321 can be slightly less than the internal diameter of U-shaped fitting recess 313. Described guide 32 is assembled in department of assembly 312 by the notch of U-shaped fitting recess 313.
Described clamp 33 has two through holes 331 corresponding with U-shaped fitting recess 313 positions, the external diameter of the large diameter part 322 of the internal diameter of through hole 331 and guide 32 adapts, described clamp is set on described large diameter part 322, and described clamp 33 is provided with installing hole 332, is assembled in screw 314 by screw.
In certain embodiments, described clamp through hole 331 has the opening 333 being communicated with described clamp 33 outer peripheral edges, and described opening 333 is less than the internal diameter of through hole 331. When assembling, steel wire rope, from described opening 333 receiving through-holes 331, then is sheathed on clamp 33 on large diameter part 322 along the direction of steel wire rope, assembling is more prone to. Described opening 333 can be opened in any direction of through hole 331, is preferably the direction perpendicular to substrate in operating portion.
In certain embodiments, described opening 333 is more than or equal to the internal diameter of through hole 331, now opening 333 towards direction be any direction except U-shaped fitting recess 313 opening directions, can locate described guide 32 in the direction of offering of U-shaped fitting recess 313 as long as meet described through hole 331, be preferably the direction perpendicular to substrate in operating portion. When assembling, clamp 33 is directly sheathed on large diameter part 322 by its opening 333, then is assembled in department of assembly 312 by installing hole 332. When opening 333 is more than or equal to the internal diameter of through hole 331, the scope of through hole 331 can also adapt with small diameter part 321, now the length of small diameter part can be held the thickness of department of assembly 312 and clamp 33, clamp 33 is directly sheathed on small diameter part 321 by its opening 333, then is assembled in department of assembly 312 by installing hole 332.
In another embodiment, as shown in Figure 5, endoscope needs four steel wire ropes to move forward and backward respectively to control the bending direction of insertion section head end, and now described guide 32 is four. Accordingly, the through hole 331 on U-shaped fitting recess 313 and the clamp 33 in department of assembly 312 is four. Its guide fixation principle and above-described similar. Different, in the time having four guides, through hole 331 can not be sheathed on small diameter part 321, four steel wire ropes can only be passed respectively to four through holes 331, or by after four openings, 333 difference receiving through-holes 331, clamp 33 is sheathed on large diameter part 322.
Endoscope steel wire rope guide frame of the present invention, because the small diameter part of guide 32 is fixed in U-shaped fitting recess 313, can in three directions, play positioning action, add the restriction effect of the through hole 331 on clamp 33, guide is all fixed on four direction, thereby can prevent guide slippage in fitting recess, avoid adopting interference fit, with structure makes described guider simply, cheaply assembling more easily and more firm.
The present invention also provides a kind of endoscope, and it adopts any one wire line guide of the present invention.
Endoscope of the present invention, owing to having adopted wire line guide of the present invention, makes the easier for installation of described guider, more firm, has improved the serviceability of endoscope.
A kind of endoscope steel wire rope guide frame and the endoscope that above the embodiment of the present invention are provided are described in detail, but the explanation of above embodiment is just understood structure of the present invention and core concept thereof for helping, and should not be construed as limitation of the present invention. In the technical scope that those skilled in the art disclose in the present invention, the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.
Claims (6)
1. an endoscope wire line guide, is fixed on the substrate in endoscopic procedure portion, comprising: holder, at least two guides, a clamp;
Described guide comprises the small diameter part that the external diameter of the mid portion that is positioned at guide is thinner, and is positioned at the thicker large diameter part of external diameter of the two end portions of guide;
Described holder is fixed on substrate, has the U-shaped fitting recess corresponding with described guide number, and described U-shaped fitting recess and described small diameter part adapt, and U-shaped mouth is towards first direction;
Described clamp is fixed on described holder, has the through hole corresponding with described U-shaped fitting recess number and position;
Described guide is separately positioned in described U-shaped fitting recess and through described through hole, and described clamp can be located described guide in a first direction, to prevent that described guide from coming off from the first direction of described U-shaped fitting recess.
2. endoscope wire line guide according to claim 1, is characterized in that, described through hole has the opening being communicated with described clamp outer peripheral edges in second direction.
3. endoscope wire line guide according to claim 1 and 2, is characterized in that, the external diameter of the internal diameter of described through hole and the large diameter part of described guide adapts.
4. endoscope wire line guide according to claim 2, is characterized in that, described opening is more than or equal to the internal diameter of described through hole, and the external diameter of the internal diameter of described through hole and the small diameter part of described guide adapts.
5. endoscope wire line guide according to claim 1, is characterized in that, described guide is four.
6. an endoscope, is characterized in that, has adopted the endoscope wire line guide as described in any one in claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293622.2A CN104856632B (en) | 2015-06-02 | 2015-06-02 | A kind of endoscope wire line guide and endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293622.2A CN104856632B (en) | 2015-06-02 | 2015-06-02 | A kind of endoscope wire line guide and endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104856632A CN104856632A (en) | 2015-08-26 |
| CN104856632B true CN104856632B (en) | 2016-05-25 |
Family
ID=53903149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510293622.2A Active CN104856632B (en) | 2015-06-02 | 2015-06-02 | A kind of endoscope wire line guide and endoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104856632B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107174187A (en) * | 2017-04-12 | 2017-09-19 | 深圳开立生物医疗科技股份有限公司 | A kind of steel wire cord-fixing structure of achievable fast assembling-disassembling |
| DE102022134198A1 (en) | 2022-12-20 | 2024-06-20 | Karl Storz Se & Co. Kg | Deflection control mechanism for a medical device, medical device, maintenance method and method for assembling a deflection control mechanism or a medical device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0644403Y2 (en) * | 1989-06-15 | 1994-11-16 | 株式会社町田製作所 | The bending part of the endoscope and the jig for bending the image signal transmission wire |
| DE19627016C1 (en) * | 1996-07-04 | 1998-02-12 | Etm Endotech Gmbh Medizintechn | Flexible endoscope |
| WO2007080899A1 (en) * | 2006-01-13 | 2007-07-19 | Olympus Medical Systems Corp. | Endoscope and rotary self-propelled endoscope |
| CN102835944B (en) * | 2012-09-18 | 2014-03-19 | 深圳市开立科技有限公司 | Connecting structure for inserting hose and bending part, endoscope and processing methods of connecting structure and endoscope |
| CN103263242B (en) * | 2013-06-03 | 2015-09-23 | 深圳开立生物医疗科技股份有限公司 | A kind of bending section controlling organization and endoscopic apparatus thereof |
| CN204009224U (en) * | 2013-12-11 | 2014-12-10 | 郑州新力光电技术有限公司 | A kind of four-way snake bone guiding mechanism |
| CN103698882B (en) * | 2013-12-23 | 2017-02-01 | 深圳开立生物医疗科技股份有限公司 | Connecting structure of insertion hose and elbow part and endoscope |
-
2015
- 2015-06-02 CN CN201510293622.2A patent/CN104856632B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104856632A (en) | 2015-08-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9192288B2 (en) | Endoscope | |
| CN103167823B (en) | Endoscope | |
| JP2010514408A5 (en) | ||
| WO2015083621A1 (en) | Flat transmission device and method for using same | |
| JP2009011136A (en) | Corrugated tube | |
| ATE513300T1 (en) | AUTOMATIC FOLDING CABLE | |
| CN104856632B (en) | A kind of endoscope wire line guide and endoscope | |
| RU2007109879A (en) | MEDICAL TUBE ASSEMBLY AND STYLE DEVICE FOR HER | |
| JP2009029313A (en) | Power supply device for sliding door | |
| JP2010524423A5 (en) | ||
| EP3135182A1 (en) | Endoscope bending section and endoscope | |
| WO2016056417A1 (en) | Endoscope | |
| JP6843528B2 (en) | Curved tube structure and endoscope | |
| JP2015223069A (en) | Geared motor and method for manufacturing the same, and damper device | |
| EP2128947A4 (en) | Feeding device and harness routing structure employing it | |
| TR200402698T4 (en) | Pre-insulated flexible duct. | |
| JP5657843B1 (en) | Endoscope operation unit structure | |
| JP2013170591A (en) | Cables protective guide device | |
| ATE539465T1 (en) | GROUNDING CLAMP FOR EQUALIZING THE POTENTIAL OF CABLE CHANNELS | |
| EP3140465A1 (en) | Channeled tube inspection device | |
| CN102770059A (en) | Endoscope | |
| JP2009179118A (en) | Mounting structure of wire harness for feeding electric power to slide door | |
| CN202699093U (en) | Endoscope | |
| EP3031671A1 (en) | Structure for routing power supply cables to electrically heated wire terminals | |
| JP2016038104A (en) | Duct for ventilation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518057 Shenzhen Nanshan District, Guangdong Province Patentee after: Biologic medical Science and Technology Co., Ltd. is opened in Shenzhen Address before: 518051 Yizhe Building, Yuquan Road, Nanshan District, Shenzhen City, Guangdong Province, 4th, 5th, 8th, 9th and 10th Floors Patentee before: Biologic medical Science and Technology Co., Ltd. is opened in Shenzhen |