CN205094386U - From locking -type joint endoscope mirror sheath and mirror sheath subassembly - Google Patents
From locking -type joint endoscope mirror sheath and mirror sheath subassembly Download PDFInfo
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- CN205094386U CN205094386U CN201520887758.1U CN201520887758U CN205094386U CN 205094386 U CN205094386 U CN 205094386U CN 201520887758 U CN201520887758 U CN 201520887758U CN 205094386 U CN205094386 U CN 205094386U
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- mirror sheath
- ring body
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Abstract
The utility model relates to the field of medical equipment, in particular to from locking -type joint endoscope mirror sheath and mirror sheath subassembly. The utility model discloses a from locking -type joint endoscope mirror sheath, including supporting passageway, sheath pipe and logical water or breather valve device, the supporting passageway with the sheath union coupling, lead to water or breather valve device with the supporting path connection still includes self -lock device, self -lock device sets up on the supporting passageway. Compared with the prior art, the utility model discloses a can realize self sealing and locking after locking -type joint endoscope mirror sheath and supporting apparatus cooperation, it is sealed reliable with the locking, do not need artificially to control locking force, convenient to use.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, particularly a kind of self-locking arthroscope mirror sheath and mirror sheath assembly.
Background technology
In the Minimally Invasive Surgery of joint, arthroscope will enter body cavity and mirror sheath need be relied on to set up operation path, and needs water flowing or ventilation to carry out corresponding operation technique.Chinese utility model patent CN202538041U discloses a kind of joint sheath puncture flushing suction device, and this joint sheath puncture flushing suction device comprises obturator and mirror sheath, obturator comprise close cap, close head, close bar, chuck and bayonet socket; Mirror sheath comprises mirror sheath puncture tube, end cap, support channels, tapered end handle and tapered end, is also provided with suction valve seat, flushing valve, sealing ring and suction valve; Described suction valve seat is fixedly connected with support channels, and flushing valve is fixedly connected with suction valve seat with suction valve, and described sealing ring is then inserted in suction valve seat and fixes.When the sealing of connection taper surface and the locking of obturator and mirror sheath will be realized, rotate the threaded tapered end handle rotation of tapered end handle is become connection taper surface that axial compressive force compresses obturator and mirror sheath simultaneously and can reach and seal and the object of locking.But there is following defect in this kind of mirror sheath:
Due to reasons in structure, the screw thread of tapered end handle can only use coarse thread, and tapered end handle need stretch certain length so that tune up or turn coupling mechanism force down.In operation process, when needing the different apparatus of replacing and mirror sheath to coordinate corresponding operation, the coupling mechanism force of tapered end handle is owing to being that manpower produces, and the coupling mechanism force of different users has difference, may occur that tapered end handle unclamps the situation of difficulty when coupling mechanism force is larger; And when coupling mechanism force is less, is just easy to generation gets loose if meet this tapered end handle stretched by mistake, thus sealing and locking inefficacy can be caused.In addition, in this utility model, the sealing of the connection taper surface of obturator and mirror sheath and locking are the principles utilizing rigidity taper surface fitted seal, each manufacturer always has certain manufacturing tolerance when processing and manufacturing, when the product of different manufacturers exchanges cooperation, easily there is the situation that sealing is bad.
Utility model content
This utility model object is to provide a kind of self-locking arthroscope mirror sheath, to solve the coupling mechanism force of the tapered end handle of existing joint sheath owing to being manpower generation, the coupling mechanism force of different users has difference, may occur that tapered end handle unclamps the situation of difficulty when coupling mechanism force is larger; And when coupling mechanism force is less, is just easy to generation gets loose if meet this tapered end handle stretched by mistake, thus can cause sealing and the technical matters of locking inefficacy.
Another object of the present utility model is to provide a kind of mirror sheath assembly comprising above-mentioned self-locking arthroscope mirror sheath.
This utility model object is realized by following technical scheme:
A kind of self-locking arthroscope mirror sheath, comprise support channels, sheath pipe and water flowing or breather valve device, described support channels is connected with described sheath pipe, and described water flowing or breather valve device are connected with described support channels, also comprise self-locking device, described self-locking device is arranged in described support channels.
Preferably, described self-locking device comprises tapered end seat and unlocks button assembly, and described tapered end seat is connected with described support channels, and described unlock button assembly is embedded in the containing cavity of described tapered end seat.
Preferably, can the supporting apparatus of auto lock by described unlock button assembly.
Preferably, described unlock button assembly comprises the first button body, the second button body, the first elastomer and the second elastomer, described first button body and described second button body are embedded in the containing cavity of described tapered end seat, described first button body comprises the first ring body and is arranged on first button portion of described first ring body one end, and described first ring body is provided with the first limiting section; Described second button body comprises the second ring body and is arranged on second button portion of described second ring body one end, and described second ring body is provided with the second limiting section; Described first ring body is arranged on the end face of described second ring body, described first button portion and described second button portion can be pressed from the side of described tapered end seat, described first elastomer is arranged between described second ring body and described first button portion, described second elastomer is arranged between described first ring body and described second button portion, by pressing the distance described in described first button portion and described second button portion scalable between the first limiting section and described second limiting section.
Preferably, described first limiting section comprises and is vertically connected on the first connecting plate on described first ring body and first limiting plate connected vertically with described first connecting plate, and the medial surface of described first limiting plate is inclined-plane; Described second limiting section comprises and is vertically connected on the second connecting plate on described second ring body and second limiting plate connected vertically with described second connecting plate, and the medial surface of described second limiting plate is inclined-plane; Described first limiting plate and described second limiting plate are oppositely arranged, and the bottom surface of described first limiting plate and the bottom surface of described second limiting plate are in same level, and the end face of described first limiting plate and the end face of described second limiting plate are in same level.
Preferably, described first button portion is provided with the first storage tank, and described first elastomer is arranged in described first storage tank, and described first elastomeric one end abuts with the sidewall of described first storage tank, and the other end abuts with described second ring body; Described second button portion is provided with the second storage tank, and described second elastomer is arranged in described second storage tank, and described second elastomeric one end abuts with the sidewall of described second storage tank, and the other end abuts with described first ring body.
Preferably, also comprise sealing ring, described support channels is provided with taper surface, and described sealing ring is fixedly installed on described taper surface.
Preferably, described taper surface is provided with annular groove, and described sealing ring is fixedly installed in described annular groove, and described sealing ring protrudes out described annular groove.
Preferably, the chamber wall of described containing cavity is provided with anti-rotation convex body.
Preferably, described water flowing or breather valve device comprise rotatable dual pathways water flowing or vent valve seat, the first water flowing or gas valve, the second water flowing or gas valve and end cover nut, described rotatable dual pathways water flowing or vent valve seat are threaded with described support channels, described first water flowing or gas valve, described second water flowing or gas valve are connected with described rotatable dual pathways water flowing or vent valve seat respectively, and described end cover nut is threaded with described support channels.
A kind of self-locking arthroscope mirror sheath assembly, comprise supporting apparatus and above-mentioned self-locking arthroscope mirror sheath, described supporting apparatus matches with described self-locking arthroscope mirror sheath.
Compared with prior art, this utility model has following beneficial effect:
1, self-locking arthroscope mirror sheath of the present utility model can realize automatic-sealed and locking after coordinating with supporting apparatus, and sealing and locking reliably, do not need manual control coupling mechanism force, easy to use.
2, self-locking arthroscope mirror sheath of the present utility model and the sealing of the connection taper surface of supporting apparatus utilize rigidity taper surface to coordinate and sealing ring seals, namely rigid seal seals in conjunction with flexible sealing, even if there is certain manufacturing tolerance in each manufacturer when processing and manufacturing, also can ensure that the sealing of supporting apparatus and self-locking arthroscope mirror sheath is good.
Accompanying drawing explanation
Fig. 1 is the side view of self-locking arthroscope mirror sheath of the present utility model;
Fig. 2 is the sectional view of self-locking arthroscope mirror sheath of the present utility model;
Fig. 3 is the sectional view of self-locking device of the present utility model;
Fig. 4 is the side view of self-locking arthroscope mirror sheath of the present utility model;
Fig. 5 is the schematic diagram of the first button body of the present utility model, the second button body assembling;
Fig. 6 is the assembling schematic diagram of self-locking device of the present utility model;
Fig. 7 is the structural representation of a kind of embodiment of supporting apparatus.
Detailed description of the invention
Below in conjunction with accompanying drawing, illustrate this utility model.In order to enable those skilled in the art to clear, complete knowing content of the present utility model and the technical solution of the utility model can be implemented, in embodiment, disclose a large amount of details.But, obviously, do not have these details those skilled in the art can implement the technical solution of the utility model yet, reach the purpose of this utility model, realize effect of the present utility model.These details are the embodiments of the optimum that inventor selects through a large amount of experiments, are not used for limiting protection domain of the present utility model.Protection domain of the present utility model is as the criterion with the content of claims, and those skilled in the art's technical scheme that content obtains without the need to creative work disclosed in present specification is also in protection domain of the present utility model.
Refer to Fig. 1, a kind of self-locking arthroscope mirror sheath, comprise support channels 3, sheath pipe 1 and water flowing or breather valve device, described support channels 3 is connected with described sheath pipe 1, described water flowing or breather valve device are connected with described support channels 3, also comprise self-locking device 4, described self-locking device 4 is arranged in described support channels 3.Can realize automatic-sealed and locking after self-locking arthroscope mirror sheath of the present utility model coordinates with supporting apparatus, sealing and locking reliably, do not need manual control coupling mechanism force, easy to use.
Wherein, support channels 3 is communicated with sheath pipe 1, and water flowing or breather valve device are communicated with support channels 3, and water or gas are entered in support channels 3 and sheath pipe 1 by water flowing or breather valve device.
Incorporated by reference to consulting Fig. 2,3,6, described self-locking device comprises tapered end seat 41 and unlocks button assembly, described tapered end seat 41 is fixedly connected with described support channels 3, described unlock button assembly is embedded in the containing cavity 412 of described tapered end seat 41, can the supporting apparatus of auto lock by described unlock button assembly.
Incorporated by reference to consulting Fig. 2-6, as a kind of embodiment, described unlock button assembly comprises the first button body 42, second button body 44, first elastomer 46 and the second elastomer 45, described first button body 42 and described second button body 44 are embedded in the containing cavity 412 of described tapered end seat 41, described first button body 42 comprises the first ring body 422 and is arranged on first button portion 423 of described first ring body 422 one end, and described first ring body 422 is provided with the first limiting section 421, described second button body 44 comprises the second ring body 442 and is arranged on second button portion 443 of described second ring body 442 one end, and described second ring body 442 is provided with the second limiting section 441, described first ring body 422 is arranged on the end face of described second ring body 442, described first button portion 423 and described second button portion 443 can be pressed from the side of described tapered end seat 41, described first button portion 423 and described second button portion 443 protrude out or do not protrude out described tapered end seat 41, described first elastomer 46 is arranged between described second ring body 442 and described first button portion 423, described second elastomer 45 is arranged between described first ring body 422 and described second button portion 443, by pressing the distance described in described first button portion 423 and described second button portion 443 scalable between the first limiting section 421 and described second limiting section 441.Wherein, the first elastomer 46 and the second elastomer 45 are spring, also can be other elastomers.
After supporting apparatus inserts the containing cavity 412 of described tapered end seat 41, described first limiting section 421 can block supporting apparatus with described second limiting section 441 and skid off described tapered end seat 41 voluntarily to prevent supporting apparatus, when supporting apparatus being extracted from the containing cavity 412 of described tapered end seat 41, press described first button portion 423 and described second button portion 443 makes the distance between described first limiting section 421 and described second limiting section 441 become greatly, supporting apparatus can be extracted from the containing cavity 412 of described tapered end seat 41.
Incorporated by reference to consulting Fig. 5,6, described first limiting section 421 comprises and is vertically connected on the first connecting plate 4211 on described first ring body 422 and first limiting plate 4212 connected vertically with described first connecting plate 4211, and the medial surface of described first limiting plate 4212 is inclined-plane; Described second limiting section 441 comprises and is vertically connected on the second connecting plate 4411 on described second ring body 442 and second limiting plate 4412 connected vertically with described second connecting plate 4411, and the medial surface of described second limiting plate 4412 is inclined-plane; Described first limiting plate 4212 is oppositely arranged with described second limiting plate 4412, the bottom surface of described first limiting plate 4212 and the bottom surface of described second limiting plate 4412 are in same level, and the end face of described first limiting plate 4212 and the end face of described second limiting plate 4412 are in same level.
Incorporated by reference to consulting Fig. 7, after supporting apparatus inserts the containing cavity 412 of described tapered end seat 41, described first limiting plate 4212 snaps in the draw-in groove 55 on supporting apparatus with described second limiting plate 4412, makes supporting apparatus can not skid off described tapered end seat 41 voluntarily thus realizes the locking of supporting apparatus and mirror sheath.
Incorporated by reference to consulting Fig. 2,3,5, described first button portion 423 is provided with the first storage tank 4231, described first elastomer 46 is arranged in described first storage tank 4231, one end of described first elastomer 46 abuts with the sidewall of described first storage tank 4231, and the other end abuts with described second ring body 442; Described second button portion 443 is provided with the second storage tank 4431, described second elastomer 45 is arranged in described second storage tank 4431, one end of described second elastomer 45 abuts with the sidewall of described second storage tank 4431, and the other end abuts with described first ring body 422.
After supporting apparatus inserts the containing cavity 412 of described tapered end seat 41, described first limiting plate 4212 and described second limiting plate 4412 snap in the draw-in groove on supporting apparatus under the elastic force effect of described second elastomer 45 and described first elastomer 46, make supporting apparatus can not skid off described tapered end seat 41 voluntarily thus realize the locking of supporting apparatus and mirror sheath.When supporting apparatus being extracted from the containing cavity 412 of described tapered end seat 41, press described first button portion 423 and described second button portion 443 makes the distance between described first limiting plate 4212 and described second limiting plate 4412 become greatly, supporting apparatus can be extracted from the containing cavity 412 of described tapered end seat 41.
Incorporated by reference to consulting Fig. 2,3,4, described mirror sheath also comprises sealing ring 43, and described support channels 3 is provided with taper surface 31, and described taper surface 31 is positioned at described tapered end seat 41, and described sealing ring 43 is fixedly installed on described taper surface 31.Wherein, sealing ring is flexible, and when supporting apparatus coordinates with mirror sheath, the taper surface of sealing ring and described support channels, supporting apparatus forms flexible sealing.Self-locking arthroscope mirror sheath of the present utility model and the sealing of the connection taper surface of supporting apparatus utilize rigidity taper surface to coordinate and sealing ring seals, namely rigid seal seals in conjunction with flexible sealing, even if there is certain manufacturing tolerance in each manufacturer when processing and manufacturing, also can ensure that the sealing of supporting apparatus and self-locking arthroscope mirror sheath is good.
Further, described taper surface 31 is provided with annular groove, and described sealing ring 43 is fixedly installed in described annular groove, and described sealing ring 43 protrudes out described annular groove.The part that described sealing ring 43 protrudes out described annular groove can fit tightly with the taper surface of supporting apparatus, good to ensure the sealing that supporting apparatus is connected with self-locking arthroscope mirror sheath.
After coordinating with self-locking arthroscope mirror sheath to prevent supporting apparatus, supporting apparatus rotates relative to self-locking arthroscope mirror sheath, anti-rotation convex body 411 is provided with at the chamber wall of described containing cavity, correspondingly, the chuck of supporting apparatus is provided with bayonet socket, and when supporting apparatus coordinates with self-locking arthroscope mirror sheath, anti-rotation convex body 411 snaps in bayonet socket and supporting apparatus can not be rotated relative to self-locking arthroscope mirror sheath.
Incorporated by reference to consulting Fig. 2,4, described water flowing or breather valve device comprise rotatable dual pathways water flowing or vent valve seat 22, first water flowing or gas valve 23, second water flowing or gas valve 24 and end cover nut 21, described rotatable dual pathways water flowing or vent valve seat 22 are threaded with described support channels 3, described first water flowing or gas valve 23, described second water flowing or gas valve 24 are fixedly connected with described rotatable dual pathways water flowing or vent valve seat 22 respectively, and described end cover nut 21 is threaded with described support channels 3.Wherein, described rotatable dual pathways water flowing or vent valve seat 22 are provided with sealing ring 25.
Below the installation of self-locking arthroscope mirror sheath of the present utility model and supporting apparatus and unloading process are described.Wherein, supporting apparatus take obturator as example, and the structure of obturator as shown in Figure 7.
Incorporated by reference to consulting Fig. 7, when obturator being inserted mirror sheath, bayonet socket 54 on the chuck 52 of obturator is aimed at the anti-rotation convex body 411 of the chamber wall of containing cavity 412, then certain insertion force is applied by handle 53, the medial surface of described first limiting plate 4212 and described second limiting plate 4412 is because there being inclined-plane, distance under the force of insertion between described first limiting plate 4212 and described second limiting plate 4412 can become large automatically, when obturator be inserted into described first limiting plate 4212 aim at draw-in groove 55 with described second limiting plate 4412 time, described first limiting plate 4212 and described second limiting plate 4412 snap in draw-in groove 55 under the elastic force effect of the first elastomer 46 and the second elastomer 45, automatic locking can be realized, now, described first limiting plate 4212 clamps draw-in groove 55 with described second limiting plate 4412 and can apply certain axial compressive force to chuck 52, make the taper surface 31 of sealing ring 43 and described support channels, the taper surface 51 of obturator fits tightly thus reaches the object of sealing and locking mirror sheath and obturator.When changing or pull down obturator, press described first button portion 423 and described second button portion 443 makes the distance between described first limiting plate 4212 and described second limiting plate 4412 become greatly, obturator can be extracted from the containing cavity 412 of described tapered end seat 41.
This utility model also provides a kind of self-locking arthroscope mirror sheath assembly, and this mirror sheath assembly comprises supporting apparatus and above-mentioned self-locking arthroscope mirror sheath, and described supporting apparatus matches with described self-locking arthroscope mirror sheath.Wherein, described supporting apparatus can be endoscope or obturator, also can be other medical apparatus and instruments.
Be only several specific embodiments of the application above, but the application is not limited thereto, the changes that any person skilled in the art can think of, all should drops in the protection domain of the application.
Claims (11)
1. a self-locking arthroscope mirror sheath, comprise support channels, sheath pipe and water flowing or breather valve device, described support channels is connected with described sheath pipe, described water flowing or breather valve device are connected with described support channels, it is characterized in that, also comprise self-locking device, described self-locking device is arranged in described support channels.
2. self-locking arthroscope mirror sheath as claimed in claim 1, it is characterized in that, described self-locking device comprises tapered end seat and unlocks button assembly, and described tapered end seat is connected with described support channels, and described unlock button assembly is embedded in the containing cavity of described tapered end seat.
3. self-locking arthroscope mirror sheath as claimed in claim 2, is characterized in that, can the supporting apparatus of auto lock by described unlock button assembly.
4. self-locking arthroscope mirror sheath as claimed in claim 2 or claim 3, it is characterized in that, described unlock button assembly comprises the first button body, the second button body, the first elastomer and the second elastomer, described first button body and described second button body are embedded in the containing cavity of described tapered end seat, described first button body comprises the first ring body and is arranged on first button portion of described first ring body one end, and described first ring body is provided with the first limiting section; Described second button body comprises the second ring body and is arranged on second button portion of described second ring body one end, and described second ring body is provided with the second limiting section; Described first ring body is arranged on the end face of described second ring body, described first button portion and described second button portion can be pressed from the side of described tapered end seat, described first elastomer is arranged between described second ring body and described first button portion, described second elastomer is arranged between described first ring body and described second button portion, by pressing the distance described in described first button portion and described second button portion scalable between the first limiting section and described second limiting section.
5. self-locking arthroscope mirror sheath as claimed in claim 4, it is characterized in that, described first limiting section comprises and is vertically connected on the first connecting plate on described first ring body and first limiting plate connected vertically with described first connecting plate, and the medial surface of described first limiting plate is inclined-plane; Described second limiting section comprises and is vertically connected on the second connecting plate on described second ring body and second limiting plate connected vertically with described second connecting plate, and the medial surface of described second limiting plate is inclined-plane; Described first limiting plate and described second limiting plate are oppositely arranged, and the bottom surface of described first limiting plate and the bottom surface of described second limiting plate are in same level, and the end face of described first limiting plate and the end face of described second limiting plate are in same level.
6. self-locking arthroscope mirror sheath as claimed in claim 4, it is characterized in that, described first button portion is provided with the first storage tank, described first elastomer is arranged in described first storage tank, described first elastomeric one end abuts with the sidewall of described first storage tank, and the other end abuts with described second ring body; Described second button portion is provided with the second storage tank, and described second elastomer is arranged in described second storage tank, and described second elastomeric one end abuts with the sidewall of described second storage tank, and the other end abuts with described first ring body.
7. self-locking arthroscope mirror sheath as claimed in claim 1, it is characterized in that, also comprise sealing ring, described support channels is provided with taper surface, and described sealing ring is fixedly installed on described taper surface.
8. self-locking arthroscope mirror sheath as claimed in claim 7, it is characterized in that, described taper surface is provided with annular groove, and described sealing ring is fixedly installed in described annular groove, and described sealing ring protrudes out described annular groove.
9. self-locking arthroscope mirror sheath as claimed in claim 2, it is characterized in that, the chamber wall of described containing cavity is provided with anti-rotation convex body.
10. self-locking arthroscope mirror sheath as claimed in claim 1, it is characterized in that, described water flowing or breather valve device comprise rotatable dual pathways water flowing or vent valve seat, the first water flowing or gas valve, the second water flowing or gas valve and end cover nut, described rotatable dual pathways water flowing or vent valve seat are threaded with described support channels, described first water flowing or gas valve, described second water flowing or gas valve are connected with described rotatable dual pathways water flowing or vent valve seat respectively, and described end cover nut is threaded with described support channels.
11. 1 kinds of self-locking arthroscope mirror sheath assemblies, is characterized in that, comprise the self-locking arthroscope mirror sheath in supporting apparatus and claim 1-10 described in any one, and described supporting apparatus matches with described self-locking arthroscope mirror sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520887758.1U CN205094386U (en) | 2015-11-09 | 2015-11-09 | From locking -type joint endoscope mirror sheath and mirror sheath subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520887758.1U CN205094386U (en) | 2015-11-09 | 2015-11-09 | From locking -type joint endoscope mirror sheath and mirror sheath subassembly |
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| Publication Number | Publication Date |
|---|---|
| CN205094386U true CN205094386U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520887758.1U Active CN205094386U (en) | 2015-11-09 | 2015-11-09 | From locking -type joint endoscope mirror sheath and mirror sheath subassembly |
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| Country | Link |
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| CN (1) | CN205094386U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110115599A (en) * | 2019-05-16 | 2019-08-13 | 声索生物科技(上海)有限公司 | Sheath tube assembly, ultrasonic probe and its assemble method |
-
2015
- 2015-11-09 CN CN201520887758.1U patent/CN205094386U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110115599A (en) * | 2019-05-16 | 2019-08-13 | 声索生物科技(上海)有限公司 | Sheath tube assembly, ultrasonic probe and its assemble method |
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Address after: 201201 Shanghai Pudong New Area Zhangjiang hi tech Park East area 528, 23, 2 floor. Patentee after: Shanghai Kinetic Medical Co., Ltd. Address before: 201201 Shanghai Pudong New Area Zhangjiang hi tech Park East area 528, 23, 1 floor. Patentee before: Shanghai Kinetic Medical Co., Ltd. |