CN109008905B - Endoscope operation part and endoscope - Google Patents
Endoscope operation part and endoscope Download PDFInfo
- Publication number
- CN109008905B CN109008905B CN201810874668.7A CN201810874668A CN109008905B CN 109008905 B CN109008905 B CN 109008905B CN 201810874668 A CN201810874668 A CN 201810874668A CN 109008905 B CN109008905 B CN 109008905B
- Authority
- CN
- China
- Prior art keywords
- groove
- rotating
- wheel
- endoscope
- rotating shaft
- 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
Images
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
- A61B1/00002—Operational features of endoscopes
-
- 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
- A61B1/00066—Proximal part of endoscope body, e.g. handles
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
An endoscope operation part comprises a rotating wheel assembly, a bidirectional ratchet wheel assembly and a shifting lever. The rotating wheel assembly comprises a rotating wheel and a rotating wheel outer sleeve, the rotating wheel comprises a rotating disc and a rotating shaft, the rotating shaft is fixedly connected with one side of the rotating disc, the rotating wheel outer sleeve is sleeved on the rotating shaft, an outer gear is arranged at one end, away from the rotating disc, of the rotating shaft, and the outer gear penetrates out of the rotating wheel outer sleeve; the bidirectional ratchet wheel assembly comprises a ratchet wheel core, a regulating component, an annular shifting component, a limiting component and an elastic sliding component; the deflector rod is sleeved on the rotating shaft. The endoscope operation part is provided with the external tooth bidirectional ratchet wheel structure, so that three functions of forward rotation, reverse rotation and stopping of the rotating wheel can be realized, the use is convenient, and the operation can be carried out by one hand. And more accurate in limiting the fixing mode, the fixing mode is stable, the head end direction can be well fixed, and the operation is more convenient. Further, an endoscope including the endoscope operation portion is provided.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an endoscope operating part and an endoscope.
Background
When a hospital needs to use an endoscope for examination and treatment, an electronic endoscope is needed. Sometimes, in order to fix the head end direction and prevent an accident from occurring, the endoscope operation portion needs to be fixed. The operation is mostly carried out by using two hands, and the operation by one hand is very inconvenient.
The side control structure of the endoscope is generally of two types, namely a side runner type and a side poking rod type. Traditional avris runner formula fixed scheme relies on the increase frictional force to fix for toggle switch, and needs to pay attention to toggle switch and prevents that it from skidding, causes the skew of head end direction. The side shifting levers do not provide a means for attachment.
Disclosure of Invention
In view of this, it is desirable to provide an endoscope operation section and an endoscope that can be operated with one hand and that can fix the head end direction well.
An endoscope operation part comprises a rotating wheel assembly, a bidirectional ratchet wheel assembly and a deflector rod;
the rotating wheel assembly comprises a rotating wheel and a rotating wheel outer sleeve, the rotating wheel comprises a rotating disc and a rotating shaft, the rotating shaft is fixedly connected with one side of the rotating disc, the rotating wheel outer sleeve is sleeved on the rotating shaft, an outer gear is arranged at one end, away from the rotating disc, of the rotating shaft, and the outer gear penetrates out of the rotating wheel outer sleeve;
the bidirectional ratchet wheel assembly comprises a ratchet wheel core, a regulating component, an annular shifting component, a limiting component and an elastic sliding component;
the ratchet wheel core is sleeved on the rotating wheel outer sleeve and provided with an accommodating cavity, a first groove, a second groove and a third groove are formed in the periphery of the ratchet wheel core, and a mounting hole extending in the direction parallel to the central axis of the ratchet wheel core is further formed in the ratchet wheel core;
the regulating part is sleeved on the outer gear and comprises an arc-shaped body and a regulating groove body arranged on the outer side of the arc-shaped body, the arc-shaped body is accommodated in the accommodating cavity, the regulating groove body comprises a connecting piece and a clamping part, the connecting piece is fixedly connected with the outer side of the arc-shaped body, a fourth groove, a fifth groove and a sixth groove are sequentially formed in the connecting piece along the periphery of the arc-shaped body, the clamping part is arranged on one side, away from the arc-shaped body, of the connecting piece, and the clamping part extends out of the third groove to the outer side of the ratchet wheel core;
the annular shifting piece is sleeved on the adjusting piece, a seventh groove is formed in the inner side of the annular shifting piece, and the buckling part is arranged in the seventh groove;
the limiting assembly comprises a first limiting terminal, a second limiting terminal and a first elastic piece, two ends of the first elastic piece are respectively connected with the first limiting terminal and the second limiting terminal, the first limiting terminal is arranged in the first groove in a penetrating mode, the second limiting terminal is arranged in the second groove in a penetrating mode, one ends, far away from the first elastic piece, of the first limiting terminal and one end, far away from the first elastic piece, of the second limiting terminal extend into the arc-shaped body, and one ends, far away from the first elastic piece, of the first limiting terminal and one end, far away from the first elastic piece, of the second limiting terminal are used for limiting the external gear;
the elastic sliding assembly is arranged in the mounting hole, and one end, far away from the mounting hole, of the elastic sliding assembly can slide among the fourth groove, the fifth groove and the sixth groove;
the deflector rod is sleeved on the rotating shaft.
In one embodiment, the elastic sliding assembly includes a second elastic member and a bead, one end of the second elastic member is disposed in the mounting hole, the bead is disposed at the other end of the second elastic member, the bead is partially received in the adjusting groove, and the bead is slidable among the fourth groove, the fifth groove and the sixth groove.
In one embodiment, the first and second elastic members are each a spring.
In one embodiment, the shifting lever is provided with a connecting portion and a shifting portion fixedly connected with the connecting portion, the connecting portion is circular, a second through hole is formed in the middle of the connecting portion, the shape of the second through hole is matched with the structure of one end, far away from the rotating disc, of the rotating shaft, and one end, far away from the connecting portion, of the shifting portion extends to one end, close to the rotating disc, of the shifting portion.
In one embodiment, the wheel housing is fixedly connected to the housing of the operating portion.
In one embodiment, a fixing screw is arranged at the end part of one end of the rotating shaft, which is far away from the rotating disc, and the shifting lever is fixed on the rotating shaft by the fixing screw.
In one embodiment, the annular poking piece comprises an annular body and a poking piece fixedly connected with the periphery of the annular body, and the seventh groove is formed in the inner side of the annular body.
In one embodiment, the ratchet wheel further comprises a nut, the nut is sleeved on the wheel outer sleeve, and the nut is used for locking the ratchet wheel core on the wheel outer sleeve.
In one embodiment, the ratchet mechanism further comprises a casing member, the casing member is arranged on the outer sleeve of the rotating wheel, and the casing member is arranged on one side of the ratchet core far away from the annular poking member.
An endoscope comprises a snake bone suction head and the endoscope operation part, wherein the snake bone suction head is connected with the endoscope operation part.
The endoscope operation part is provided with the external gear bidirectional ratchet structure, can realize three functions of forward rotation, reverse rotation and stop of the rotating wheel by utilizing the advantages of forward rotation, reverse rotation and stop of the bidirectional ratchet, is convenient to use and operable by one hand, and can prevent the misoperation of a doctor under the condition that the doctor does not know which side the lens rotates. Compare with traditional endoscope operation portion, more accurate on the fixed mode of restriction, fixed mode is steady, fixed head end direction that can be good, it is also more convenient to operate.
In the endoscope, the endoscope operation part is provided with the external tooth bidirectional ratchet wheel structure, and three functions of forward rotation, reverse rotation and stop of the rotating wheel can be realized by utilizing the advantages of forward rotation, reverse rotation and stop of the bidirectional ratchet wheel. Therefore, the endoscope is convenient to use, can be operated by one hand, and can prevent the misoperation of a doctor under the condition that the doctor does not know which side the lens rotates.
Drawings
FIG. 1 is an exploded view of an endoscope operating section according to an embodiment;
FIG. 2 is another exploded view of the operating section of the endoscope shown in FIG. 1;
FIG. 3 is a schematic view of the elastic sliding member at a fourth groove of the control member;
FIG. 4 is a schematic view of the elastic sliding member at a sixth groove of the control member;
FIG. 5 is a schematic view of the elastic sliding member at a fifth groove of the control member;
fig. 6 is a schematic configuration diagram of an endoscope according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 2, an endoscope operating portion 100 of an embodiment includes a wheel assembly, a bidirectional ratchet assembly, and a shift lever 80.
The wheel assembly includes a wheel 10 and a wheel sleeve 20. The wheel 10 includes a turntable 12 and a shaft 14. The rotating shaft 14 is fixedly connected with one side of the rotating disc 12. The wheel housing 20 is disposed on the shaft 14. The end of the rotating shaft 14 far away from the rotating disc 12 is provided with an external gear 16, and the external gear 16 penetrates through the wheel outer sleeve 20.
The bidirectional ratchet assembly includes a ratchet core 30, a regulating member 40, an annular toggle member 50, a limiting assembly 60 and an elastic sliding assembly 70.
The endoscope operation portion 100 is equipped with the external gear bidirectional ratchet structure, and can realize three functions of forward rotation, reverse rotation and stop of the rotating wheel by utilizing the advantages of forward rotation, reverse rotation and stop of the bidirectional ratchet, is convenient to use and operable by one hand, and can prevent the misoperation of a doctor when the doctor does not know which side the lens rotates. Compare with traditional endoscope operation portion, more accurate on the fixed mode of restriction, fixed mode is steady, fixed head end direction that can be good, it is also more convenient to operate.
The ratchet core 30 is sleeved on the rotating wheel outer sleeve 20, the ratchet core 30 is provided with a containing cavity 33, the periphery of the ratchet core 30 is provided with a first groove 32, a second groove 34 and a third groove 36, and the ratchet core 30 is further provided with a mounting hole 38 extending along the direction parallel to the central axis of the ratchet core 30.
Further, the ratchet core 30 is provided with a first through hole 31 penetrating through the ratchet core 30. The shape of the first through hole 31 matches with the structure of the end of the wheel housing 20 away from the rotating disc 12, so that the ratchet wheel core 30 can be well fixed and cannot move axially.
The adjusting member 40 is sleeved on the outer gear 16, the adjusting member 40 includes an arc-shaped body 42 and an adjusting groove body 44 arranged outside the arc-shaped body 42, the arc-shaped body 42 is accommodated in the accommodating cavity, the adjusting groove body 44 includes a connecting member 442 and a fastening portion 444, the connecting member 442 is fixedly connected with the outer side of the arc-shaped body 42, a fourth groove 441, a fifth groove 443 and a sixth groove 445 are sequentially formed in the connecting member 442 along the periphery of the arc-shaped body 42, the fastening portion 444 is arranged on one side of the connecting member 442 away from the arc-shaped body 42, and the fastening portion 444 extends out of the third groove 36 to the outer side of the ratchet wheel core.
The annular shifting member 50 is sleeved on the adjusting member 40, a seventh groove 52 is formed on the inner side of the annular shifting member 50, and the fastening portion 444 is disposed in the seventh groove 52.
The limiting assembly 60 comprises a first limiting terminal 62, a second limiting terminal 64 and a first elastic piece 66, two ends of the first elastic piece 66 are respectively connected with the first limiting terminal 62 and the second limiting terminal 64, the first limiting terminal 62 is arranged in the first groove 32 in a penetrating manner, the second limiting terminal 64 is arranged in the second groove 34 in a penetrating manner, one ends, far away from the first elastic piece 66, of the first limiting terminal 62 and the second limiting terminal 64 all stretch into the arc body 42, and one ends, far away from the first elastic piece 66, of the first limiting terminal 62 and the second limiting terminal 64 are used for limiting the external gear 16.
A connecting groove 35 for connecting the first groove 32 and the second groove 34 is arranged between the first groove 32 and the second groove 34 of the ratchet wheel core 30. The first elastic member 66 is disposed in the coupling groove 35.
The elastic sliding member 70 is disposed in the mounting hole 38, and an end of the elastic sliding member 70 remote from the mounting hole 38 is slidable between the fourth groove 441, the fifth groove 443, and the sixth groove 445.
One end of the shift lever 80 is sleeved on the rotating shaft 14.
In one embodiment, the elastic sliding assembly 70 includes a second elastic member 72 and a bead 74, one end of the second elastic member 72 is disposed in the mounting hole 38, the bead 74 is disposed at the other end of the second elastic member 74, the bead 74 is partially received in the regulating groove body 44, and the bead 74 is slidable among the fourth groove 441, the fifth groove 443 and the sixth groove 445. In the present embodiment, the beads 74 are steel balls. It is understood that in other embodiments, the beads 74 may be beads of other materials.
In one embodiment, the first and second resilient members 66, 72 are both springs. It is understood that the first and second elastic members 66 and 72 may be other elastic bodies.
In one embodiment, the driving lever 80 has a connecting portion 82 and a driving portion 84 fixedly connected to the connecting portion 82, the connecting portion 82 has a circular shape, a second through hole 86 is formed in the middle of the connecting portion 82, the second through hole 86 has a shape matching the structure of the end of the rotating shaft 14 away from the rotating disc 12, and the end of the driving portion 84 away from the connecting portion 82 extends toward the end near the rotating disc 12. When the shift lever 8 moves, the rotating wheel 10 also moves.
In one embodiment, the wheel housing 20 is fixedly connected to the housing of the operating portion.
In one embodiment, a fixing screw 90 is disposed at an end of the rotating shaft 14 away from the rotating disc 12, and the fixing screw 90 fixes the shift lever 80 to the rotating shaft 14.
In one embodiment, the annular toggle member 50 includes an annular body 54 and a toggle piece 56 fixedly connected to the outer periphery of the annular body 54, and the seventh groove 52 opens on the inner side of the annular body 54.
The annular shifting piece 50 is provided with a shifting piece 56, which is convenient for users to regulate and control. The normal rotation, reverse rotation and stopping of the rotary wheel 10 can be realized by adjusting the position of the poke sheet 56.
In one embodiment, the endoscope operating portion 100 further includes a nut 95, the nut 95 is disposed on the wheel housing 20, and the nut 95 is used for locking the ratchet core 30 on the wheel housing 20 to prevent the ratchet core from moving. It will be appreciated that the ratchet core 30 may be secured to the housing in other ways.
In one embodiment, the endoscope operating portion 100 further includes a housing member 20, the housing member 20 is disposed on the wheel housing 20, and the housing member 20 is disposed on a side of the ratchet core 30 away from the annular dial 50.
When the adjustment member 40 is pulled forward, that is, when the elastic sliding member 70 is located in the fourth groove 441, as shown in fig. 3, the right second limit terminal 64 in fig. 3 is pressed by the adjustment member 40, so that the right second limit terminal 64 deviates from the gear contact area, and the movement of the gear is not affected. The first limit terminal 62 on the left side can well limit the counterclockwise operation of the gear. The clockwise operation pushes the first limit terminal 50 to move inward, and thus the clockwise operation is not affected. The first position-limiting terminal 62 is then rebounded to its original position by the first elastic member 66. Therefore, when the shift lever 80 is shifted, the rotating wheel 10 can be driven to move clockwise, but not counterclockwise.
When the adjusting member 40 is pulled backward, that is, the elastic sliding component 70 is located in the sixth recess 445, the first limit terminal 62 on the left side in fig. 4 is pressed by the adjusting member 40, so that the first limit terminal 62 on the left side deviates from the gear contact area, and the movement of the gear is not affected. The second limit terminal 64 on the right side can well limit the clockwise operation of the gear. The counterclockwise operation pushes the second limit terminal 64 to move inward, and thus the counterclockwise operation is not affected. The second position-limiting terminal 64 is then rebounded to its original position by the first elastic member 66. Therefore, when the shift lever 80 is shifted, the rotating wheel 10 can be driven to move counterclockwise, but not clockwise.
When the adjusting member 40 stays at the home position, i.e. the elastic sliding member 70 is located in the fifth groove 443, please refer to fig. 5. The gear is limited by the limit terminal both clockwise and counterclockwise, that is, the shift lever 80 cannot drive the rotary wheel 10 to rotate, and enters a stop state.
Further, as shown in fig. 6, there is provided an endoscope including a snake bone suction head and the endoscope operation section 100, wherein the snake bone suction head is connected to the endoscope operation section.
In the endoscope, the endoscope operation part is provided with the external tooth bidirectional ratchet wheel structure, and three functions of forward rotation, reverse rotation and stop of the rotating wheel can be realized by utilizing the advantages of forward rotation, reverse rotation and stop of the bidirectional ratchet wheel. Therefore, the endoscope is convenient to use, can be operated by one hand, and can prevent the misoperation of a doctor under the condition that the doctor does not know which side the lens rotates.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An endoscope operation part comprises a rotating wheel assembly, a bidirectional ratchet wheel assembly and a deflector rod;
the rotating wheel assembly comprises a rotating wheel and a rotating wheel outer sleeve, the rotating wheel comprises a rotating disc and a rotating shaft, the rotating shaft is fixedly connected with one side of the rotating disc, the rotating wheel outer sleeve is sleeved on the rotating shaft, an outer gear is arranged at one end, away from the rotating disc, of the rotating shaft, and the outer gear penetrates out of the rotating wheel outer sleeve;
the bidirectional ratchet wheel assembly is characterized by comprising a ratchet wheel core, a regulating part, an annular shifting part, a limiting assembly and an elastic sliding assembly;
the ratchet wheel core is sleeved on the rotating wheel outer sleeve and provided with an accommodating cavity, a first groove, a second groove and a third groove are formed in the periphery of the ratchet wheel core, and a mounting hole extending in the direction parallel to the central axis of the ratchet wheel core is further formed in the ratchet wheel core;
the regulating part is sleeved on the outer gear and comprises an arc-shaped body and a regulating groove body arranged on the outer side of the arc-shaped body, the arc-shaped body is accommodated in the accommodating cavity, the regulating groove body comprises a connecting piece and a clamping part, the connecting piece is fixedly connected with the outer side of the arc-shaped body, a fourth groove, a fifth groove and a sixth groove are sequentially formed in the connecting piece along the periphery of the arc-shaped body, the clamping part is arranged on one side, away from the arc-shaped body, of the connecting piece, and the clamping part extends out of the third groove to the outer side of the ratchet wheel core;
the annular shifting piece is sleeved on the adjusting piece, a seventh groove is formed in the inner side of the annular shifting piece, and the buckling part is arranged in the seventh groove;
the limiting assembly comprises a first limiting terminal, a second limiting terminal and a first elastic piece, two ends of the first elastic piece are respectively connected with the first limiting terminal and the second limiting terminal, the first limiting terminal is arranged in the first groove in a penetrating mode, the second limiting terminal is arranged in the second groove in a penetrating mode, one ends, far away from the first elastic piece, of the first limiting terminal and one end, far away from the first elastic piece, of the second limiting terminal extend into the arc-shaped body, and one ends, far away from the first elastic piece, of the first limiting terminal and one end, far away from the first elastic piece, of the second limiting terminal are used for limiting the external gear;
the elastic sliding assembly is arranged in the mounting hole, and one end, far away from the mounting hole, of the elastic sliding assembly can slide among the fourth groove, the fifth groove and the sixth groove;
the deflector rod is sleeved on the rotating shaft.
2. The endoscope operating portion of claim 1, wherein the resilient sliding assembly comprises a second resilient member and a ball, one end of the second resilient member is disposed within the mounting hole, the ball is disposed at the other end of the second resilient member, the ball is partially received in the adjustment groove, and the ball is slidable between the fourth groove, the fifth groove, and the sixth groove.
3. The endoscope operating section according to claim 2, wherein each of the first elastic member and the second elastic member is a spring.
4. The endoscope operating section according to claim 1, wherein the lever has a connecting portion and a toggle portion fixedly connected to the connecting portion, the connecting portion is circular, a second through hole is formed in a middle portion of the connecting portion, a shape of the second through hole matches a structure of an end of the rotating shaft away from the turntable, and an end of the toggle portion away from the connecting portion extends toward an end close to the turntable.
5. The endoscope operating section according to claim 1, wherein the wheel housing is fixedly connected to a housing of the operating section.
6. The endoscope operating section according to claim 1, wherein a fixing screw is provided at an end of the rotating shaft at an end thereof remote from the turntable, and the fixing screw fixes the shift lever to the rotating shaft.
7. The endoscope operating section according to claim 1, wherein the annular toggle member includes an annular body and a toggle piece fixedly connected to an outer periphery of the annular body, and the seventh groove is opened inside the annular body.
8. The endoscope operating portion of claim 1, further comprising a nut disposed over the wheel housing, the nut for locking the ratchet core to the wheel housing.
9. The endoscope operating section of claim 1, further comprising a sheath member disposed on the wheel sheath, the sheath member being disposed on a side of the ratchet core remote from the annular dial member.
10. An endoscope characterized by comprising a snake bone suction head and an endoscope operation part as described in any one of claims 1 to 9, the snake bone suction head and the endoscope operation part being connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810874668.7A CN109008905B (en) | 2018-08-03 | 2018-08-03 | Endoscope operation part and endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810874668.7A CN109008905B (en) | 2018-08-03 | 2018-08-03 | Endoscope operation part and endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109008905A CN109008905A (en) | 2018-12-18 |
| CN109008905B true CN109008905B (en) | 2021-05-18 |
Family
ID=64648172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810874668.7A Active CN109008905B (en) | 2018-08-03 | 2018-08-03 | Endoscope operation part and endoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109008905B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5464007A (en) * | 1994-02-23 | 1995-11-07 | Welch Allyn, Inc. | Fluid insensitive braking for an endoscope |
| US5667476A (en) * | 1995-06-05 | 1997-09-16 | Vision-Sciences, Inc. | Endoscope articulation system to reduce effort during articulation of an endoscope |
| WO2013078846A1 (en) * | 2011-11-30 | 2013-06-06 | 深圳市永恒丰塑胶制品有限公司 | Endoscope hose control mechanism capable of being bent multidirectionally and endoscope thereof |
| CN103153156A (en) * | 2010-11-25 | 2013-06-12 | 奥林巴斯医疗株式会社 | Bending operation device for endoscope, and endoscope |
| CN103286718A (en) * | 2013-03-29 | 2013-09-11 | 上海齐迈五金有限公司 | Ratchet handle |
| WO2013156025A1 (en) * | 2012-04-18 | 2013-10-24 | Karl Storz Gmbh & Co. Kg | Rotational device and method for rotating an endoscope |
| CN205923960U (en) * | 2016-06-22 | 2017-02-08 | 深圳市先赞科技有限公司 | Medical endoscope damping subassembly |
| CN206007206U (en) * | 2016-02-18 | 2017-03-15 | 深圳市先赞科技有限公司 | A kind of endoscope's locking mechanism and apply its handle |
| CN106880332A (en) * | 2017-02-27 | 2017-06-23 | 重庆金山医疗器械有限公司 | A kind of endoscopic procedure handwheel handle locking mechanism |
| CN107847104A (en) * | 2015-06-02 | 2018-03-27 | 武汉佑康科技有限公司 | A kind of endoscope of multidirectional turning |
-
2018
- 2018-08-03 CN CN201810874668.7A patent/CN109008905B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5464007A (en) * | 1994-02-23 | 1995-11-07 | Welch Allyn, Inc. | Fluid insensitive braking for an endoscope |
| US5667476A (en) * | 1995-06-05 | 1997-09-16 | Vision-Sciences, Inc. | Endoscope articulation system to reduce effort during articulation of an endoscope |
| CN103153156A (en) * | 2010-11-25 | 2013-06-12 | 奥林巴斯医疗株式会社 | Bending operation device for endoscope, and endoscope |
| WO2013078846A1 (en) * | 2011-11-30 | 2013-06-06 | 深圳市永恒丰塑胶制品有限公司 | Endoscope hose control mechanism capable of being bent multidirectionally and endoscope thereof |
| WO2013156025A1 (en) * | 2012-04-18 | 2013-10-24 | Karl Storz Gmbh & Co. Kg | Rotational device and method for rotating an endoscope |
| CN103286718A (en) * | 2013-03-29 | 2013-09-11 | 上海齐迈五金有限公司 | Ratchet handle |
| CN107847104A (en) * | 2015-06-02 | 2018-03-27 | 武汉佑康科技有限公司 | A kind of endoscope of multidirectional turning |
| CN206007206U (en) * | 2016-02-18 | 2017-03-15 | 深圳市先赞科技有限公司 | A kind of endoscope's locking mechanism and apply its handle |
| CN205923960U (en) * | 2016-06-22 | 2017-02-08 | 深圳市先赞科技有限公司 | Medical endoscope damping subassembly |
| CN106880332A (en) * | 2017-02-27 | 2017-06-23 | 重庆金山医疗器械有限公司 | A kind of endoscopic procedure handwheel handle locking mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109008905A (en) | 2018-12-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7794392B2 (en) | Bent state holding mechanism of an endoscope | |
| US5575755A (en) | Fluid insensitive braking for an endoscope | |
| US9089263B2 (en) | Endoscope and instrument lifting operation device for the same | |
| US6599265B2 (en) | Brake assembly for a steerable cathether | |
| US8172713B2 (en) | Rotation output device | |
| US20100139429A1 (en) | Actuator for lifting device | |
| CN109008902B (en) | Endoscope operation part and endoscope | |
| JP5592757B2 (en) | Medical instruments | |
| EP2407278A2 (en) | Installation structure for a braking mechanism in a power tool | |
| WO2010101008A1 (en) | Electric power tool | |
| US9671000B2 (en) | Device for controlling a furniture drive | |
| CN109008903B (en) | Endoscope operation part and endoscope | |
| CN109008905B (en) | Endoscope operation part and endoscope | |
| US7064287B2 (en) | Push button switch for vehicle | |
| CN109077696B (en) | Endoscope and endoscope snake bone adjusting device thereof | |
| CN109008904B (en) | Endoscope operation part and endoscope | |
| CN109157180B (en) | Ratchet operating device for medical endoscope | |
| JP2011110183A (en) | Normal and reverse rotation mechanism and electric mascara applicator having the same | |
| CN108567398B (en) | Endoscope operation section and electronic endoscope | |
| JP6897995B2 (en) | Switch device | |
| JP5120626B2 (en) | Dial operation device | |
| JP6113010B2 (en) | Endoscope | |
| CN216256997U (en) | Bending locking device and endoscope | |
| CN219516185U (en) | Endoscope | |
| CN221357032U (en) | Adjusting device of clamping mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |