CN103211565B - Multifunctional endoscope path instrument - Google Patents
Multifunctional endoscope path instrument Download PDFInfo
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- CN103211565B CN103211565B CN201310095949.XA CN201310095949A CN103211565B CN 103211565 B CN103211565 B CN 103211565B CN 201310095949 A CN201310095949 A CN 201310095949A CN 103211565 B CN103211565 B CN 103211565B
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Abstract
The invention discloses a multifunctional endoscope path instrument, which comprises a main passage, a secondary passage and a general passage. The lower ends of the main passage and the secondary passage are crossed at the upper end of the general passage, so that the main passage, the secondary passage and the general passage form a Y-shaped structure; a nut cap which can close a main passage port is movably connected to an opening of the upper end of the main passage, and at least one check valve leading to the inside of the main passage is arranged in the nut cap; at least one check valve leading to the inside of the secondary passage is arranged at the opening of the upper end of the secondary passage; and more than one weak area which can be penetrated through acupuncture is arranged on the external wall of the general passage. Through the instrument, the excellent closing effect of two passages is realized; the two branch passages both satisfy all functions of a common endoscope path, such as operating the instrument for multiple functions, and filling liquid in the endoscope path; and the auxiliary purposes such as filling water and inserting guide leads can be satisfied. The instrument is simple to process, and is convenient for improving the quality and speed of endoscopic surgery.
Description
Technical field
The invention belongs to technical field of medical instruments, relate to a kind of multi-functional endoscope pincers road apparatus, particularly relate to a kind of dual pathways valve mechanism of endoscopic forceps channel.
Background technology
Endoscopic technic is used widely in the whole world, and especially, in the diagnosis and treatment of esophagus, gastrointestinal, gallbladder ductus pancreaticus, tracheal disease, fiexible endoscope diagnosis and treatment are extremely important.Application based on fiexible endoscope itself, the various assistive devices for diagnosis and treatment emerge in an endless stream, and constantly advance the development of endoscopic diagnosis and gastro-intestinal therapeutic.Nearly all endoscopic technic, all relates to the parts of one of them core of scope, and Ji Qian road valve, also referred to as biopsy cap.
Pincers road valve is the inlet part of endoscopic forceps channel, in different operating process, realizes different functions.In endoscopic technic process, be usually directed to: duct is airtight, full and maintain certain intracavity and press when meeting the inflation in scope tract of living in; Pincers road is under the operating apparatus insertion conditions such as biopsy forceps, and apparatus enters, and channel opener but simultaneously airtight apparatus and gap around meet the full state of scope tract of living in; The liquid such as injected water and drug solution in Yan Qian road and not excessive; While extracting the apparatus in pincers road, the valve in pincers road, elastoplast hole can be closed in time automatically, effectively prevents from clamping the outside splash of body fluid in the too high Er Zhiqian of internal pressure road.Yet the most frequently used scope is single clamp channel scope, the single clamp channel scope Qian road valve that scope producer provides only has duct identical inside and outside, can not meet two or two above instrumentations simultaneously.In reagent endoscopic technic process, often there is existing single hole pincers road valve can not meet higher clinical needs.Such as, common biopsy, hot biopsy forceps coagulation, foreign body forceps obtain in the operating process such as foreign body, may be affected the visual field by materials such as mucus, blood, chyme, feces, need water filling to rinse in time; Or in endoscopic technic process, need seal wire guiding etc.In these Qian roads, the operations such as simultaneously filling liquid, seal wire be auxiliary can not complete under conventional single clamp channel operating condition.Therefore, design a kind of assistive device that meets above demand, there is important clinical application.
U.S. publication US20050267417A1 relates to the biopsy valve of a kind of single channel, single valve structure, U.S. publication US7967744B2, US2007282168A1 relate to the biopsy valve of a kind of dual pathways, single valve structure, realize the needs of multiple operation when it is all difficult to meet in actual operation process.China's publication 201110248078.1 relates to a kind of single valve endoscopic biopsy cap, and its check valve opening is positioned at sidewall, at the apparatus such as biopsy forceps, inserts in pincers road process, is difficult to meet gas in complete shutoff pincers road and the actual needs of liquid.
Summary of the invention
The object of the invention is on the basis of existing technology, a kind of multi-functional endoscope pincers road apparatus is provided, it has 2 branched bottoms, and each branched bottom is one-way cock structure.It is meeting on conventional func basis, has increased the duct that injectable liquids, insertion seal wire, draining fluids etc. operate simultaneously.This device, through each channel operation, all can effectively prevent gas and the outer splash of the retrograde Xiang Qian of liquid road valve in passage.This multifunctional pincer road apparatus has to be convenient to endoscope diagnosis and treatment operation, to promote to utilize common scope to complete the important function of difficult operating technology.
Object of the present invention can reach by following measures:
A multi-functional endoscope pincers road apparatus, it consists of main channel, subchannel and overall channel, and the upper end that is compiled in overall channel is intersected in the lower end of described main channel and subchannel, makes main channel, subchannel and overall channel jointly form y-type structure; Upper end open place, described main channel is flexibly connected the block of the airtight main channel of an energy mouth, is provided with at least one and leads to the one-way cock structure in main channel in this block; The upper end open place of described subchannel is provided with at least one and leads to the one-way cock structure in subchannel; The outer wall of described overall channel is provided with an above weak area that can acupuncture break-through.
This multi-functional endoscope pincers road apparatus has two branched bottoms of primary and secondary, after these two branched bottoms gather, forms overall channel and connects endoscopic forceps channel opening part, and primary and secondary and overall channel form y-type structure jointly, and each passage finally all communicates with endoscopic forceps channel.This realizes this purpose, and the outer wall of overall channel lower end or inwall can, in order to connect various shapes or the various structure at endoscopic forceps road junction, preferably adopt the simplest circular outer wall or inwall so that overall channel is connected with endoscopic forceps channel.
In two branched bottoms of primary and secondary in this apparatus, be one-way cock structure, wherein the one-way cock structure in main channel is in block, in block, be provided with a plurality of one-way cock structures of axially leading to along main channel in main channel, in block, preferably adopt two one-way cock structures.While having two above one-way cock structures in block, the spacing of adjacent two valve mechanisms is controlled in 1.0mm.Subchannel does not have lid, and its one-way cock structure is located at the upper end open place of subchannel, and the one-way cock structure in subchannel has more than one, and preferably 1～2, most preferably two; While having two above one-way cock structures in subchannel, the spacing of adjacent two valve mechanisms is controlled in 1.0mm.
In the present invention, the one-way cock structure optimization in block and in subchannel is arcuate structure (being arc valve), and wherein the top of arcuate structure is towards each channel interior direction.Top center or eccentric position at each arcuate structure are provided with 1 gap, when this gap is not used, are air-tight state, are convenient to insert or penetrate during use.The gap mid point line of adjacent two one-way cocks is overlapping, parallel with the axis of each passage or intersect, preferably overlapping with the axis of each passage.The slot line of adjacent two one-way cocks is overlapping, parallel or cross-distribution along its passage axis direction, preferably cross-distribution, most preferably rectangular cross-distribution.
Further, on the outer wall of overall channel, can be provided with elastic ring, it is embedded on the periphery wall of overall channel, is fixedly connected with one end of block band on this elastic ring, and the other end of described block band is fixedly connected with described block.If block damages because of Reusability, replaceable elastic ring is changed to meet block.The existence of block band can guarantee not make block to lose when main channel does not need to block a shot.
The present invention is preferably provided with more than a place weak area that can acupuncture break-through on the outer wall of overall channel, and this weak area is the structure to overall channel sunken inside.Plastics or metal injection pin can be inserted in this region, convenient injection, or convenient along inserting seal wire in acupuncture sleeve pipe, its intensity meets blunt nosed plastics puncture thing and can puncture easily.Aforementioned acupuncture sleeve pipe is preferably plastic material, for the tip of puncturing, be taper, blunt nosed, afterbody connects syringe plug-in type, the joint such as spiral for filling foot simultaneously, both can meet intervented injection syringe, metal tube, the plastic tube with syringe adapter, also can meet and be inserted in plastic pipe.The puncture casing of hollow can meet demands such as inserting seal wire, liquid communication.
The present invention can also overall channel lower end inwall be provided with the anastomotic stoma that Yu Qian road screw thread matches, be beneficial to being connected of this apparatus and pincers road junction.
Product involved in the present invention, can be finished with plastic, processing cost and being not difficult.Can be disposable use, also after strict sterilization, reuse.
Apparatus of the present invention is realized two good sealing effects of passage, two branched bottoms all meet in operating routine pincers road operating apparatus, pincers road all functions such as fluid injection body, can also meet water filling simultaneously, insert the purposes of the auxiliary operations such as seal wire, its processing is simple, is convenient to improve endoscopic surgery quality and speed.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of a kind of endoscopic forceps channel apparatus of the present invention;
Fig. 2 is scope handle Ji Qian road apparatus assembling schematic diagram.
In figure, 1-main channel, 2-subchannel, 3-block, the 4-band of blocking a shot, 5-weak area, 6-subchannel arc valve, the 7-arc valve of blocking a shot, 8-elastic ring, 9-anastomotic stoma, 10-overall channel, 11-arc valve gap, 12-scope handle, 13-endoscopic forceps channel apparatus, 14-endoscopic forceps road junction.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Embodiment 1
A Y type multi-functional endoscope pincers road apparatus, as shown in Figure 1, it is provided with two branched bottoms of primary and secondary, after these two branched bottoms gather, forms overall channel and connects endoscopic forceps channel opening part.These two branched bottoms are inner and overall channel formation y-type structure at apparatus.Main channel is connected with block, this block be installed to main channel can airtight main channel when suitable for reading, in block, have 2 arc one-way cock structures of leading in main channel.Subchannel is block not, also has 2 arc one-way cock structures in subchannel.
2 one-way cock structures in above-mentioned each passage are at a distance of 0.5mm.2 arc one-way cock structures in each passage have center gap, the long 2.5mm in gap, and adjacent 2 gap mid point lines and passage axis are overlapping, but 2 slot line are intersected at right angles.
Establish 1 circular weak area, place being positioned at overall channel outer wall body, diameter 3.0mm, curved depression, arc top is vertically towards the positive axis of overall channel, this district is weak, can insert plastics or metal injection pin, the most applicable puncture in top of arc-shaped recess, for liquid injection or convenient along inserting seal wire, injecting fluid in acupuncture sleeve pipe.An auxiliary plastics acupuncture sleeve pipe, can meet demands such as inserting seal wire, liquid communication.Its design is that tip is taper, blunt nosed, and afterbody connects syringe plug-in type, spiral joint design for filling foot simultaneously, both can meet access syringe, have the metal tube of syringe adapter, or be inserted in plastic pipe.In appearance, for convenience of operator identification, this region can be scribbled to color or at this region periphery coating colour labelling.
The body connecting at overall channel has the elastic ring of movable and removable connection main channel valve cover, and it is embedded in periphery wall ringwise, and performance fixation is fixedly connected with block in order to connect block band one end of block, and the other end connects elastic ring.On the inwall of overall channel lower end, be provided with the anastomotic stoma that Yu Qian road screw thread matches, in order to this apparatus, be connected with pincers road junction.
The design is disposable use, not reproducible use, because the potential puncture spare area of overall channel is used afterwards and break-through in time, 2 one-way cock structures are not suitable for sterilization and sterilizing.
As shown in Figure 2, the anastomotic stoma by overall channel is connected to endoscopic forceps road junction by this device and locates in the assembling of this multi-functional endoscope pincers road apparatus and scope handle, makes that overall channel and endoscopic forceps channel are mutually airtight to be connected after connection.
Operational approach: through only having Yi Geqian road ultrasonic endoscope to realize seal wire implantation, biopsy and flushing.First for the seal wire plan of having implanted, retain seal wire in the original position of puncture, it is subchannel that seal wire inserts duct; Then carry out biopsy, biopsy forceps enters through main channel.In biopsy, if run into rocket position Repeated Hemorrhage, the visual field is unclear, can after not needing to extract biopsy forceps, spray again noradrenaline cellulose solution, but directly noradrenaline cellulose solution is established to circular weak area, 1 place along overall channel outer wall body, with injection in the syringe Xiang Qian road of connecting needle.Finally, seal wire, biopsy forceps and sprinkling hemostasis solution carry out at same passage simultaneously.
Embodiment 2:
A kind of Y type multi-functional endoscope pincers road apparatus.Be provided with 2 branched bottoms of primary and secondary, after 2 branched bottoms gather, form overall channel and connect endoscopic forceps channel opening part.2 branched bottoms and overall channel form y-type structure.Main channel is connected with block, this block be installed to main channel can airtight main channel when suitable for reading, in block, have 2 arc one-way cock structures, 2 one-way cock structures are at a distance of 0.5mm.2 valve mechanisms in main channel have a center gap, long 2.5mm, 2 gap mid point lines and passage axis are overlapping, but 2 slot line are intersected and are 45 °.Subchannel is block not, has 1 arc one-way cock structure in subchannel.
Establish 1 circular weak area, place being positioned at overall channel body, diameter 3.0mm, curved depression, arc top is vertically towards the positive axis of overall channel, this district is weak, can insert plastics or metal injection pin, the most applicable puncture in top of arc-shaped recess, for filling liquid or convenient along inserting seal wire, injecting fluid in acupuncture sleeve pipe, its effect meets blunt nosed plastics puncture thing and can puncture easily.In appearance, for convenience of operator's identification, this region can be coated with to periphery bluing colour circle.The body that overall channel connects has the elastic device of movable and removable connection main channel valve cover, is embedded in ringwise periphery wall.The design is for both can disposablely using, reusable, still, once the potential puncture spare area of overall channel punctures, should not reuse.
Operational approach: through only having Yi Geqian road ultrasonic endoscope to realize seal wire implantation, biopsy and flushing.First for the seal wire plan of having implanted, retain seal wire in the original position of puncture, it is subchannel that seal wire inserts duct; Then carry out biopsy, biopsy forceps enters through main channel.In biopsy, if run into rocket position Repeated Hemorrhage, the visual field is unclear, can after not needing to extract biopsy forceps, spray again noradrenaline cellulose solution, but directly noradrenaline cellulose solution is established to circular weak area, 1 place along overall channel outer wall body, with injection in the syringe Xiang Qian road of connecting needle.Finally, seal wire, biopsy forceps and sprinkling hemostasis solution carry out at same passage simultaneously.
Although here describes and illustrate the present invention by certain or some particular arrangement, yet its object do not lie in the described details of restriction, because may have various modifications and structure modify in patent claimed range, does not depart from invention spirit.
The present invention relates to part all the prior art that maybe can adopt same as the prior art realized.
Claims (9)
1. a multi-functional endoscope pincers road apparatus, is characterized in that it consists of main channel, subchannel and overall channel, and the upper end that is compiled in overall channel is intersected in the lower end of described main channel and subchannel, makes main channel, subchannel and overall channel jointly form y-type structure; Upper end open place, described main channel is flexibly connected the block of the airtight main channel of an energy mouth, is provided with at least one and leads to the one-way cock structure in main channel in this block; The upper end open place of described subchannel is provided with at least one and leads to the one-way cock structure in subchannel; The outer wall of described overall channel is provided with an above weak area that can acupuncture break-through.
2. multi-functional endoscope pincers according to claim 1 road apparatus, is characterized in that the outer wall of overall channel lower end or inwall are in order to connect the circle of endoscopic forceps channel, and overall channel is connected with endoscopic forceps channel.
3. multi-functional endoscope according to claim 1 clamps road apparatus, it is characterized in that being provided with elastic ring on the outer wall of overall channel, it is embedded on the periphery wall of overall channel, is fixedly connected with one end of block band on this elastic ring, and the other end of described block band is fixedly connected with described block.
4. multi-functional endoscope pincers according to claim 1 road apparatus, is characterized in that being provided with two one-way cock structures of axially leading to along main channel in main channel in described block, and the spacing of these two one-way cock structures is in 1.0 mm; Described one-way cock structure is arc, and the top of arcuate structure is towards overall channel internal direction; Described in each, the top center of arcuate structure or eccentric position are provided with 1 gap; The gap mid point line of interior two one-way cocks of blocking a shot is overlapping, parallel with axis, main channel or intersect.
5. multi-functional endoscope according to claim 4 pincers road apparatus, gap mid point line and the axis, main channel of interior two one-way cocks that it is characterized in that blocking a shot are overlapping, and 2 slot line are intersected rectangular along axis, main channel direction.
6. multi-functional endoscope according to claim 1 clamps road apparatus, the upper end open place that it is characterized in that subchannel is provided with 1～2 one-way cock structure of leading in subchannel, described one-way cock structure is arc, and the top of arcuate structure is towards subchannel internal direction; The top center of each arcuate structure or eccentric position are provided with 1 gap.
7. multi-functional endoscope pincers according to claim 6 road apparatus, is characterized in that the upper end open place of subchannel is provided with two one-way cock structures of leading in subchannel, and the spacing of these two one-way cock structures is in 1.0 mm; Gap mid point line and the subchannel axis of these two one-way cocks are overlapping, and 2 slot line are intersected at right angles along subchannel axis direction.
8. multi-functional endoscope according to claim 1 pincers road apparatus, it is characterized in that being provided with on the outer wall of overall channel more than 1 place can acupuncture break-through weak area, this weak area is the structure to overall channel sunken inside.
9. multi-functional endoscope pincers according to claim 2 road apparatus, is characterized in that being provided with on the inwall of overall channel lower end the anastomotic stoma that Yu Qian road screw thread matches.
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| CN201310095949.XA CN103211565B (en) | 2013-03-25 | 2013-03-25 | Multifunctional endoscope path instrument |
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| CN201310095949.XA CN103211565B (en) | 2013-03-25 | 2013-03-25 | Multifunctional endoscope path instrument |
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| CN103211565B true CN103211565B (en) | 2014-11-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106793919B (en) * | 2014-12-25 | 2019-06-11 | 奥林巴斯株式会社 | Endoscope |
| CN110141279A (en) * | 2019-05-31 | 2019-08-20 | 胡刚峰 | A kind of digestive endoscopy biopsy cap |
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|---|---|---|---|---|
| CN201519129U (en) * | 2009-09-22 | 2010-07-07 | 申屠作本 | Dual-valve double-channel speculum bridge |
| CN101903061A (en) * | 2007-12-18 | 2010-12-01 | 住友电木株式会社 | Guide tube having balloons for puncture |
| CN203122348U (en) * | 2013-03-25 | 2013-08-14 | 常州德天医疗器械有限公司 | Multifunctional endoscopic pincer passing-through instrument |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4946133A (en) * | 1988-11-21 | 1990-08-07 | Schneider (U.S.A.) Inc., A Pfizer Co. | Hemostasis valve |
| EP1779764B1 (en) * | 2004-08-04 | 2014-04-16 | Olympus Corporation | Plug body for endoscope |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101903061A (en) * | 2007-12-18 | 2010-12-01 | 住友电木株式会社 | Guide tube having balloons for puncture |
| CN201519129U (en) * | 2009-09-22 | 2010-07-07 | 申屠作本 | Dual-valve double-channel speculum bridge |
| CN203122348U (en) * | 2013-03-25 | 2013-08-14 | 常州德天医疗器械有限公司 | Multifunctional endoscopic pincer passing-through instrument |
Non-Patent Citations (1)
| Title |
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| JP平2-243167A 1990.09.27 * |
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