CN102319089A - Improved disposal endoscope sheath - Google Patents
Improved disposal endoscope sheath Download PDFInfo
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- CN102319089A CN102319089A CN201110286809A CN201110286809A CN102319089A CN 102319089 A CN102319089 A CN 102319089A CN 201110286809 A CN201110286809 A CN 201110286809A CN 201110286809 A CN201110286809 A CN 201110286809A CN 102319089 A CN102319089 A CN 102319089A
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Abstract
The invention provides an improved disposal endoscope sheath. The endoscope sheath comprises a sheath casing, a sheath main body and an endoscope bridge which is connected in the sheath main body, wherein the rear end of the sheath casing is connected with the sheath main body, and is isolated by a metal tube to form an independent metal endoscope cavity; the front end of the sheath casing is an opening port which is provided with an annular spacing stand; the annular inner diameter of the spacing stand adapts to the inner diameter of the metal tube which forms the endoscope cavity; a sealed transparent visible protective plate is arranged at the front end of the metal tube in the sheath casing, and keeps a certain adjustable distance with the front end of the sheath casing; and an endoscope locking device is arranged at the rear end of the endoscope bridge. The improved disposal endoscope sheath has the advantages and positive effects that: the length of the endoscope cavity which is isolated by adopting the metal tube can be adjusted appropriately, so that the problem that endoscopes with different work lengths are not convenient to connect is solved, the strength of the sheath is increased, and the sealing property is good; and furthermore, the endoscope can be arranged in the sheath only once and locked by the endoscope locking device, so that the endoscope sheath is prevented from being repeatedly used.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, especially relate to a kind of improved disposable endoscope mirror sheath.
Background technology
At medical field; Such as urology department; To checking or during Minimally Invasive Surgery related parts of human body inside; Not only often to use endoscope, also possibly need some operating theater instruments to get into human body simultaneously simultaneously and cooperate corresponding diagnosis of completion or treatment with endoscope, therefore need a kind of mirror sheath that can hold endoscope and operating theater instruments simultaneously.By avoiding endoscope to be polluted by apparatus, the sight glass tract of disposable endoscope sheath and instrument channel be independent isolating separately.
Granted publication number has disclosed a kind of disposal vesica urinaria examination mirror sheath for the Chinese patent of CN100569175C; This scheme provides can be held endoscope and operating theater instruments simultaneously and get into the dual pathways mirror sheath structure that inside of human body carries out diagnosis and treatment; Sight glass tract front end seals with transparent visual screening glass; In use, endoscope's sight glass tract of packing into, endoscope's eyepiece end should unrestrictedly be pressed close to sight glass tract closed front; The endoscope rear end is connected locking with the mirror bridge portion terminal lock lens device of mirror sheath, forms the isolated effect of endoscope.Because sight glass tract front end adopts the rigidity sealing; The entire length that has limited the sight glass tract is immutable; And different endoscope's working portion length there is some difference, following problem can appear: the one, when endoscope being put into sight glass tract front end and puts in place, as easy as rolling off a log mirror bridge terminal lock lens device and the endoscope's connecting portion locking that can not put in place that causes; Can't realize connecting, like the long transparent visual screening glass of hindering sight glass tract front end that possibly push up again of endoscope; The 2nd, though the terminal locking of endoscope and mirror bridge, the unfavorable distance of formation influences field of view between endoscope distal end and the transparent visual screening glass of sight glass tract front end, more than two all cause endoscope normally to use.In addition, though the terminal retaining mechanism that is provided with of the mirror bridge that also to have a problem be this mirror sheath, this retaining mechanism is also reusable after operation finishes to unload endoscope, causes infection easily.
Summary of the invention
The problem that the present invention will solve provides that a kind of endoscope that can make different operating length is convenient to be connected with the mirror sheath, can increase intensity and good airproof performance, has the disposable endoscope mirror sheath of metal tube and type self-destroyed lock lens device when avoiding polluting.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of improved disposable endoscope mirror sheath comprises sheath cover, mirror sheath main body and is connected the intravital Jing Qiao of mirror sheath master that sight glass sheath cover rear end is connected with mirror sheath main body; Said sight glass sheath cover is isolated by metal tube becomes independently metal speculums tract; Sight glass sheath cover front end is open opening, and opening is provided with the annular stop platform, and limiting stand ring internal diameter is suitable mutually with the metal tube internal diameter that forms the sight glass tract; The visual screening glass of metal tube front end installing sealed transparent in the said sight glass sheath cover, the position of transparent visual screening glass keeps certain adjustable distance apart from sight glass sheath cover front end; Said mirror bridge end is provided with the lock lens device.
Further; Said lock lens device is type self-destroyed mirror sheath lock lens device; Comprise and be connected the terminal Jing Qiaojiekou of mirror bridge, lock mirror cover, locking driving lever, lock pressure ring and disposable clamping ring; Said lock mirror cover links into an integrated entity with disposable clamping ring with the lock pressure ring, the outside locking driving lever that connects of said lock pressure ring; The interior hole shape of the card of said lock pressure ring is corresponding with the locking plate shape of endoscope's lock interface, and the card sizes of lock pressure ring matches with the locked groove of endoscope's lock interface; The unidirectional movable tooth of said lock mirror cover arrangement of bores, said unidirectional movable tooth rear end is provided with screw thread; The terminal outside of said mirror bridge also is designed with unidirectional tooth and screw thread successively, is connected with the unidirectional movable tooth cooperation of lock mirror cover endoporus and with lock mirror external threading.
Further, said mirror bridge end mirror bridge joint mouth endoporus adopts the conical surface design that adapts with endoscope's lock interface.
Further, the rear and front end is provided with supporting layer in the said sight glass sheath cover cavity, scribbles annular silica gel between metal tube and the supporting layer.
Further, said metal tube adopts welding to be connected with the gummed mode with transparent visual screening glass.
Further, said mirror sheath main body is provided with water intaking valve and outlet valve, and said metal tube rear end length surpasses the water intaking valve is connected with mirror sheath main body and outlet valve and communicates with Jing Qiao, and the metal tube internal diameter suits with the endoscope size of outer tube mutually.
Further, said sight glass sheath cover front end outer surface is the circular arc of protuberance.
Further, said metal tube is a stainless steel tube.
Advantage and good effect that the present invention has are:
1, the sight glass sheath cover intracavity stainless steel metal pipe of packing into forms independently sight glass tract, and has strengthened sight glass sheath cover bulk strength, makes operation safe, the convenience of endoscope;
2, the circular arc design that is protuberance of sight glass sheath cover front end outer surface can make things convenient for the sheath cover to insert human body; Damage when avoiding inserting; There is the annular stop platform at sight glass sheath cover front opening place, can effectively limit and scurry when the metal speculums tract moves to sight glass sheath cover front end;
3, the front loaded position of metal tube keeps certain distance apart from sight glass sheath cover front end; Pushing away metal tube before the different operating length according to endoscope during the dress mirror moves; Until the terminal lock of sight glass connecting portion and the mirror bridge lens device locking that puts in place; It is suitably adjustable that sight glass tract length is become, and solved the problem that the inconvenience of different operating length sight glass connects;
4, endoscope's mirror sheath of can only disposablely packing in operation; And by the pinning of lock lens device, behind the Operations Research, the disposable clamping ring of necessary artificial demolition lock lens device; The lock pressure ring is separated with lock mirror cover and Jing Qiao; With taking-up endoscope, and make the mirror sheath can not connect and lock endoscope once more, thereby guarantee that disposable endoscope mirror sheath is not repeated to use;
5, because the terminal mirror bridge joint mouth endoporus of mirror bridge adopts conical surface design, make it the cone match with endoscope's lock interface, guarantee that the sealing of mirror sheath is non-leakage in the operation;
6, the rear and front end is provided with supporting layer in the sight glass sheath cover cavity; Can the support metal pipe and it is moved forward on supporting layer; Scribble silica gel between metal tube and the supporting layer; Because of silica gel has certain elastic deformation, be beneficial to metal tube and move and seal, guarantee that endoscope distal end and the transparent visual screening glass in the metal partial view mirror tract closely pressed close to;
7, metal tube rear end length communicates with outlet valve and with Jing Qiao above water intaking valve, avoids Inlet and outlet water to flow into the sight glass tract and pollutes sight glass, guarantees the isolation of sight glass tract;
8, the transparent visual screening glass of the visual windows of metal tube front end plays the effect of sealing sight glass tract, guarantees visible observation, and the visual windows screening glass adopts welding to be connected with metal tube with the gummed mode, has strengthened connectivity robustness, can bear certain thrust.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the partial enlarged drawing of metal tube sight glass tract front-end architecture of the present invention;
Fig. 3 is the three-dimensional partial schematic sectional view of the type self-destroyed lock lens device of the present invention;
Fig. 4 is the structural representation of the type self-destroyed lock lens device of the present invention;
Fig. 5 is the structural representation of the type self-destroyed lock lens device lock of the present invention mirror cover;
Fig. 6 is that Fig. 5 is along the left view of B-B to shaft section;
Fig. 7 is the terminal outside structural representation of mirror bridge of the present invention;
Fig. 8 is that Fig. 7 is along the left view of A-A to shaft section.
Among the figure:
1, sight glass sheath cover 2, sight glass tract 3, supporting layer
4, metal tube 5, limiting stand 6, transparent visual screening glass
7, silica gel 11, mirror bridge 12, Jing Qiaojiekou
13, lock mirror cover 14, locking driving lever 15, lock pressure ring
16, disposable locking cracking groove 18, unidirectional tooth 19, unidirectional movable tooth
21, helicla flute 22, sight glass alignment pin 31, guide cylinder
51, sight glass locking end
The specific embodiment
As depicted in figs. 1 and 2, a kind of improved disposable endoscope mirror sheath of the present invention comprises sheath cover 1, mirror sheath main body, is connected the intravital mirror bridge 11 of mirror sheath master; Be connected the lock lens device of mirror bridge 11 ends; The sight glass sheath overlaps 1 rear end and is connected with mirror sheath main body, and mirror sheath main body is provided with water intaking valve and outlet valve, and sight glass sheath cover 1 is isolated by metal tube 4 becomes independently metal speculums tract 2; The sight glass sheath overlaps the interior rear and front end of 1 cavity and is provided with supporting layer 3; Can support metal pipe 4 and it is moved forward on supporting layer 3, scribble annular silica gel 7 between metal tube 4 and the supporting layer 3, because of silica gel 7 has certain elastic deformation; Be beneficial to metal tube 4 and move and seal, guarantee that endoscope distal end and the transparent visual screening glass 6 in the metal tube 4 sight glass tracts 2 closely pressed close to; The sight glass sheath overlaps the circular arc that 1 front end outer surface is protuberance; It is open opening that the sight glass sheath overlaps 1 front end; Opening is provided with annular stop platform 5; Limiting stand 5 ring internal diameters are suitable mutually with sight glass tract 2 metal tubes 4 internal diameters, when work, effectively limit to scurry when metal speculums tract 2 moves to the sight glass sheath and overlap outside 1 front end; A kind of optimal way as this instance; Metal tube 4 front ends adopt welding to be connected the visual screening glass 6 of sealed transparent with the gummed mode in the sight glass sheath cover 1; The position of transparent visual screening glass 6 is overlapped 1 front end apart from the sight glass sheath and is kept certain adjustable distance; Push away metal tube 4 before the different operating length according to endoscope at dress during mirror and move, until the terminal lens devices locking that puts in place of locking of endoscope's connecting portion and mirror bridge 11, it is suitably adjustable that sight glass tract 2 length are become.
The present invention is a Disposable, self-destroying lock lens device with the mirror bridge 11 terminal lock lens devices that are connected; Like Fig. 3, shown in Figure 4; Comprise that being connected mirror bridge 11 terminal mirror bridge joint mouth 12, lock mirrors overlaps 13, locks driving lever 14, lock pressure ring 15 and disposable clamping ring; Lock mirror cover 13 links into an integrated entity with the disposable clamping ring of lock pressure ring 15 usefulness, and lock pressure ring 15 outside attachings locking driving levers 14, lock mirror overlap 13 and are connected with mirror bridge 11.Owing to process one when lock mirror cover 13, locking driving lever 14, lock pressure ring 15 and disposable clamping ring are initial; Lock mirror cover 13 is connected with the disposable clamping ring of lock pressure ring 15 usefulness; Disposable clamping ring side is provided with disposable locking cracking groove 16; When this design is convenient to bring into use with pack into mirror sheath and lock mirror of endoscope; Thereby and after using disposable clamping ring torn along disposable locking cracking groove 16 lock mirror cover 13 and lock pressure ring were left in 15 minutes, be convenient to endoscope's taking-up from the sight glass tract of mirror sheath and mirror bridge 11.The locking plate of lock pressure ring 15 card endoporus (being sight glass locking end 51) shape, size and endoscope lock interface and shape, the size of locked groove are corresponding; Make things convenient for endoscope's attaching to cooperate and the lock mirror; Lock pressure ring 15 outside locking driving levers 14 drive lock pressure ring 15 and rotate, and make lock pressure ring 15 cards lock endoscope's locked groove.
Like Fig. 5-shown in Figure 8, the lock mirror overlaps the unidirectional movable tooth 19 of 13 arrangement of bores, and unidirectional movable tooth 19 rear ends are provided with screw thread; Mirror bridge 11 terminal outsides also are designed with unidirectional tooth 18 and screw thread successively; Overlap that the unidirectional movable tooth 19 of 13 endoporus cooperates and overlap 13 with the lock mirror and be threaded with the lock mirror; Promptly locking guide cylinder 31 that mirror overlaps 13 inner surfacies moves along helicla flute 21 spirals of mirror bridge 11 terminal outer setting; The locking that puts in place, unidirectional tooth 18 is unidirectional stopping ring lock tooth with unidirectional movable tooth 19; Mirror bridge 11 ends are provided with sight glass alignment pin 22, with the locating slot location chucking in the endoscope.
Like Fig. 5-shown in Figure 8; The lock mirror overlaps 13 endoporus and mirror bridge 11 terminal outside unidirectional teeth 8 cooperatively interact; The binding ring 15 that assurance is connected with lock mirror cover 13 can only one-directional rotation be locked mirror; And can not the rollback release, must disposable clamping ring be torn lock mirror cover 13 and lock pressure ring were left in 15 minutes, just can be with endoscope's taking-up from the sight glass tract of mirror sheath and mirror bridge 11; The lock mirror overlap 13 endoporus and mirror bridge 11 terminal outside screw thread design be convenient to lock mirror overlap 13 with being connected and rotation of mirror bridge 11; Mirror bridge 11 end mirror bridge joint mouths 12 endoporus adopt conical surface design, make it the cone match with endoscope's lock interface, guarantee that the sealing of mirror sheath is non-leakage in the operation.
In addition, metal tube 4 rear end length surpass the water intaking valve is connected with mirror sheath main body and communicate with outlet valve and with Jing Qiao, and the metal tube internal diameter is suitable mutually with the endoscope size of outer tube, avoids Inlet and outlet water to flow into sight glass tract 2 pollution sight glass, 2 isolation of assurance sight glass tract.
More than one embodiment of the present of invention are specified, but said content is merely preferred embodiment of the present invention, can not be considered to be used to limit practical range of the present invention.All equalizations of doing according to application range of the present invention change and improve etc., all should still belong within the patent covering scope of the present invention.
Claims (8)
1. improved disposable endoscope mirror sheath; Comprise sheath cover (1), mirror sheath main body and be connected the intravital Jing Qiao of mirror sheath master (11); Sight glass sheath cover (1) rear end is connected with mirror sheath main body, it is characterized in that: said sight glass sheath cover (1) is isolated by metal tube (4) becomes independently metal speculums tract (2), and sight glass sheath cover (1) front end is open opening; Opening is provided with annular stop platform (5), and limiting stand (5) ring internal diameter is suitable mutually with metal tube (4) internal diameter that forms sight glass tract (2);
The interior metal tube of said sight glass sheath cover (1) (4) the front end installing visual screening glass of sealed transparent (6), the position of transparent visual screening glass (6) keeps certain adjustable distance apart from sight glass sheath cover (1) front end;
Said Jing Qiao (11) end is provided with the lock lens device.
2. a kind of improved disposable endoscope mirror sheath according to claim 1; It is characterized in that: said lock lens device is type self-destroyed mirror sheath lock lens device; Comprise and be connected the terminal Jing Qiaojiekou (12) of Jing Qiao (11), lock mirror cover (13), locking driving lever (14), lock pressure ring (15) and disposable clamping ring; Said lock mirror cover (13) links into an integrated entity with disposable clamping ring with lock pressure ring (15), the outside locking driving lever (14) that connects of said lock pressure ring (15);
The interior hole shape of the card of said lock pressure ring (15) is corresponding with the locking plate shape of endoscope's lock interface, and the card sizes of lock pressure ring (15) matches with the locked groove of endoscope's lock interface;
The unidirectional movable tooth of said lock mirror cover (13) arrangement of bores (19), said unidirectional movable tooth (19) rear end is provided with screw thread;
The terminal outside of said Jing Qiao (11) also is designed with unidirectional tooth (18) and screw thread successively, cooperates with lock mirror cover (13) the unidirectional movable tooth of endoporus (19) and with lock mirror cover (13) and be threaded.
3. a kind of improved disposable endoscope mirror sheath according to claim 2 is characterized in that: said Jing Qiao (11) end mirror bridge joint mouth (12) endoporus adopts the conical surface design that adapts with endoscope's lock interface.
4. a kind of improved disposable endoscope mirror sheath according to claim 1 is characterized in that: the rear and front end is provided with supporting layer (3) in said sight glass sheath cover (1) cavity, scribbles annular silica gel (7) between metal tube (4) and the supporting layer (3).
5. a kind of improved disposable endoscope mirror sheath according to claim 1 is characterized in that: said metal tube (4) adopts welding to be connected with the gummed mode with transparent visual screening glass (6).
6. a kind of improved disposable endoscope mirror sheath according to claim 1; It is characterized in that: said mirror sheath main body is provided with water intaking valve and outlet valve; Said metal tube (4) rear end length surpasses the water intaking valve is connected with mirror sheath main body and outlet valve and communicates with Jing Qiao, and metal tube (4) internal diameter suits with the endoscope size of outer tube mutually.
7. according to claim 1 or 4 described a kind of improved disposable endoscope mirror sheaths, it is characterized in that: said sight glass sheath cover (1) front end outer surface is the circular arc of protuberance.
8. according to claim 1 or any described a kind of improved disposable endoscope mirror sheath of 4-6, it is characterized in that: said metal tube (4) is a stainless steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110286809 CN102319089B (en) | 2011-09-24 | 2011-09-24 | Improved disposal endoscope sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110286809 CN102319089B (en) | 2011-09-24 | 2011-09-24 | Improved disposal endoscope sheath |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102319089A true CN102319089A (en) | 2012-01-18 |
| CN102319089B CN102319089B (en) | 2013-04-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110286809 Active CN102319089B (en) | 2011-09-24 | 2011-09-24 | Improved disposal endoscope sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102319089B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103505176A (en) * | 2013-09-18 | 2014-01-15 | 天津博朗科技发展有限公司 | Length-adjustable endoscope sheath with disposable locking mechanism |
| CN103908214A (en) * | 2013-01-07 | 2014-07-09 | 雪力光纤有限公司 | Endoscope |
| CN105231979A (en) * | 2015-10-19 | 2016-01-13 | 珠海康弘发展有限公司 | Medical endoscope, inner and outer sheath kits and medical endoscope system |
| WO2016049804A1 (en) * | 2014-09-29 | 2016-04-07 | 董涛 | Disposable endoscope and system |
| CN110200576A (en) * | 2019-05-06 | 2019-09-06 | 南京奥亿斯医学科技有限公司 | Disposable full throwing formula endoscope |
| WO2020168868A1 (en) * | 2019-02-19 | 2020-08-27 | 普多邦兴达(天津)医疗科技有限公司 | Protective auxiliary device for minimally invasive endoscope |
| CN114145691A (en) * | 2021-12-21 | 2022-03-08 | 张家港市华美医疗器械有限公司 | Disposable endoscope protective sheath |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5807237A (en) * | 1997-03-31 | 1998-09-15 | Tindel; Nathaniel L. | Endoscopic device |
| WO2006063497A1 (en) * | 2004-12-14 | 2006-06-22 | Kerang Jiang | A endoscope assembly with a disposable sheath |
| CN101313841A (en) * | 2008-07-21 | 2008-12-03 | 李英奎 | Disposal vesica urinaria examination mirror sheath |
| CN201802706U (en) * | 2010-09-20 | 2011-04-20 | 东莞微视医疗科技有限公司 | Disposable self-locked protecting device |
-
2011
- 2011-09-24 CN CN 201110286809 patent/CN102319089B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5807237A (en) * | 1997-03-31 | 1998-09-15 | Tindel; Nathaniel L. | Endoscopic device |
| WO2006063497A1 (en) * | 2004-12-14 | 2006-06-22 | Kerang Jiang | A endoscope assembly with a disposable sheath |
| CN101313841A (en) * | 2008-07-21 | 2008-12-03 | 李英奎 | Disposal vesica urinaria examination mirror sheath |
| CN201802706U (en) * | 2010-09-20 | 2011-04-20 | 东莞微视医疗科技有限公司 | Disposable self-locked protecting device |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103908214A (en) * | 2013-01-07 | 2014-07-09 | 雪力光纤有限公司 | Endoscope |
| CN103908214B (en) * | 2013-01-07 | 2016-10-05 | 雪力光纤有限公司 | Endoscope |
| CN103505176A (en) * | 2013-09-18 | 2014-01-15 | 天津博朗科技发展有限公司 | Length-adjustable endoscope sheath with disposable locking mechanism |
| CN103505176B (en) * | 2013-09-18 | 2015-04-29 | 天津博朗科技发展有限公司 | Length-adjustable endoscope sheath with disposable locking mechanism |
| WO2016049804A1 (en) * | 2014-09-29 | 2016-04-07 | 董涛 | Disposable endoscope and system |
| CN105517480A (en) * | 2014-09-29 | 2016-04-20 | 深圳市鹏瑞智能技术应用研究院 | Disposable endoscope and system |
| US10456012B2 (en) | 2014-09-29 | 2019-10-29 | Tao Dong | Disposable endoscope and system |
| CN105231979A (en) * | 2015-10-19 | 2016-01-13 | 珠海康弘发展有限公司 | Medical endoscope, inner and outer sheath kits and medical endoscope system |
| WO2020168868A1 (en) * | 2019-02-19 | 2020-08-27 | 普多邦兴达(天津)医疗科技有限公司 | Protective auxiliary device for minimally invasive endoscope |
| CN110200576A (en) * | 2019-05-06 | 2019-09-06 | 南京奥亿斯医学科技有限公司 | Disposable full throwing formula endoscope |
| CN114145691A (en) * | 2021-12-21 | 2022-03-08 | 张家港市华美医疗器械有限公司 | Disposable endoscope protective sheath |
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| Publication number | Publication date |
|---|---|
| CN102319089B (en) | 2013-04-03 |
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