CN203122348U - Multifunctional endoscopic pincer passing-through instrument - Google Patents
Multifunctional endoscopic pincer passing-through instrument Download PDFInfo
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- CN203122348U CN203122348U CN 201320139813 CN201320139813U CN203122348U CN 203122348 U CN203122348 U CN 203122348U CN 201320139813 CN201320139813 CN 201320139813 CN 201320139813 U CN201320139813 U CN 201320139813U CN 203122348 U CN203122348 U CN 203122348U
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- endoscopic forceps
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Abstract
The utility model discloses a multifunctional endoscopic pincer passing-through instrument which comprises a main channel, a secondary channel and an overall channel, wherein the lower ends of the main channel and the secondary channel are joined together at the upper end of the overall channel, so as to enable the main channel, the secondary channel and the overall channel form a Y-shaped structure together; a nut cap for sealing the opening of the main channel is movably connected to an opening part, and at least one non-return valve structure leading to the main channel is arranged inside the nut cap; at least one non-return valve structure leading to the secondary channel is arranged at the opening part of the upper end of the secondary channel; and more weak areas capable of allowing acupuncture are arranged on the outer wall of the main passage. The instrument achieves a favorable sealing effect to two channels, two branched channels have functions meeting requirements of operation to a conventional pliers channel operating apparatus, liquid injection to pliers channel and the like, can meet the requirements of auxiliary operations such as water injection at the same time, conducting wire insertion and the like, is simple to process, and is convenient for improving endoscope operation quality and speed.
Description
Technical field
This utility model belongs to technical field of medical instruments, relates to a kind of multi-functional endoscopic forceps channel apparatus, particularly relates 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, the fiexible endoscope diagnosis and treatment are extremely important.Based on the application of fiexible endoscope itself, 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, namely clamps valve, is also referred to as the biopsy medicated cap.
Pincers road valve is the inlet part of endoscopic forceps channel, in different operating process, realizes different functions.In the endoscopic technic process, be usually directed to: the duct is airtight, and is full and keep certain intracavity and press when satisfying the inflation in the scope tract of living in; The pincers road is under operating apparatus insertion conditions such as biopsy forceps, and apparatus enters, and channel opener but simultaneously airtight apparatus and on every side gap satisfy the full state of scope tract of living in; Not excessive along clamping liquid such as injecting water and drug solution in the road; When extracting the apparatus of pincers in the road, the valve in the pincers road, namely the elastoplast hole can in time be closed automatically, and it is too high and cause the outside splash of body fluid that clamps in the road to prevent from clamping internal pressure effectively.Yet the most frequently used scope is the single clamp channel scope, and the pincers road valve of the single clamp channel scope that scope producer provides has only duct identical inside and outside, can not satisfy the instrumentation more than two or two simultaneously.In the reagent endoscopic technic process, often there is existing single hole pincers road valve can not satisfy higher clinical needs.Coagulate, in the operating process such as foreign body forceps obtains foreign body, may be influenced the visual field by materials such as mucus, blood, chyme, feces such as, common biopsy, hot biopsy forceps electricity, need water filling in time to wash; Perhaps in the endoscopic technic process, need seal wire guiding etc.These inject operations such as liquid, seal wire is auxiliary in road simultaneously at pincers, can not finish under conventional single clamp channel operating condition.Therefore, design a kind of assistive device that satisfies above demand, have the important clinical purposes.
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 all is difficult to satisfy in the actual operation process.China's publication 201110248078.1 relates to a kind of single valve endoscopic biopsy medicated cap, and its check valve opening is positioned at sidewall, inserts in the pincers road process at apparatuses such as biopsy forcepss, is difficult to satisfy gas in the complete shutoff pincers road and the actual needs of liquid.
Summary of the invention
The purpose of this utility model is on the basis of existing technology, and a kind of multi-functional endoscopic forceps channel apparatus is provided, and it has 2 branched bottoms, and each branched bottom is the one-way cock structure.It is satisfying on the conventional func basis, has increased the duct of operations such as injectable liquids, insertion seal wire, draining fluids simultaneously.This device all can effectively prevent gas and the retrograde splash outside pincers road valve of liquid in the passage through each channel operation.This multifunctional pincer road apparatus has to be convenient to endoscope diagnosis and treatment operation, to promote to utilize common scope to finish the important function of difficult operating technology.
The purpose of this utility model can reach by following measure:
A kind of multi-functional endoscopic forceps channel apparatus, it is made 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 constitute y-type structure jointly; Upper end open place, described main channel flexibly connects the block of the airtight main channel of an energy mouth, is provided with at least one in this block and leads to one-way cock structure in the main channel; The upper end open place of described subchannel is provided with at least one and leads to the interior one-way cock structure of subchannel; But the outer wall of described overall channel is provided with the weak area of acupuncture break-through more than.
This multi-functional endoscopic forceps channel apparatus has two branched bottoms of primary and secondary, forms overall channel and connects the endoscopic forceps channel opening part after these two branched bottoms gather, and primary and secondary and overall channel constitute 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 be different shape or the various structure in order to connect the endoscopic forceps road junction, preferably adopts the simplest circular outer wall or inwall so that overall channel is connected with endoscopic forceps channel.
Be the one-way cock structure in two branched bottoms of primary and secondary in this apparatus, wherein the one-way cock structure in the main channel is in block, namely be provided with a plurality of one-way cock structures of axially leading to along the main channel in the main channel in the block, two one-way cock structures of preferred employing in the block.The control of the spacing of adjacent two valve mechanisms was in 1.0mm when two above one-way cock structures were arranged in the block.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 the subchannel has more than one, and preferred 1～2, most preferably two; The control of the spacing of adjacent two valve mechanisms was in 1.0mm when two above one-way cock structures were arranged in the subchannel.
In this utility model, block one-way cock structure optimization interior and that subchannel is interior 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 slit, are air-tight state when does not use in this slit, are convenient to during use insert or penetrate.The slit mid point line of adjacent two one-way cocks is overlapping, parallel with the axis of each passage or intersect, and is preferably overlapping with the axis of each passage.The slot line of adjacent two one-way cocks is along overlapping, the parallel or cross-distribution of its passage axis direction, preferred cross-distribution, most preferably rectangular cross-distribution.
Further, can be 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 the end that block is with at this elastic ring, and the other end of described block band is fixedlyed connected with described block.If block damages because use repeatedly, replaceable elastic ring is changed to satisfy block.The existence of block band can guarantee not make when the main channel does not need to block a shot block to lose.
But this utility model preferably is provided with the weak area of acupuncture break-through more than the place at the outer wall of overall channel, and this weak area is the structure to the overall channel sunken inside.Plastics or metal injection pin can be inserted in this zone, convenient injection, and perhaps convenient along inserting seal wire in the acupuncture sleeve pipe, its intensity satisfies blunt nosed plastics puncture thing and can puncture easily.Aforementioned acupuncture sleeve pipe is preferably plastic material, the tip that is used for puncture is taper, blunt nosed, and afterbody connects syringe plug-in type, joint such as spiral simultaneously for filling foot, both can satisfy the intervention syringe, metal tube, plastic tube with syringe adapter also can satisfy and be inserted in the plastic cement pipe.The puncture casing of hollow can satisfy demands such as inserting seal wire, liquid communication.
This utility model can also the overall channel lower end inwall be provided with and clamp the anastomotic stoma that screw thread is complementary, be beneficial to being connected of this apparatus and pincers road junction.
The product that this utility model is related can be made of plastic, processing cost and being not difficult.Can be disposable use, also after strict sterilization, reuse.
Apparatus of the present utility model is realized two good sealing effects of passage, two branched bottoms all satisfy in operating routine pincers road operating apparatus, the pincers road all functions such as fluid injection body, can also satisfy water filling simultaneously, insert the purposes of auxiliary operations such as seal wire, its processing is simple, is convenient to improve endoscopic surgery quality and speed.
Description of drawings
Fig. 1 is the cross-sectional view of a kind of endoscopic forceps channel apparatus of the present utility model;
Fig. 2 is scope handle and pincers road apparatus assembling sketch map.
Among the 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, the 10-overall channel, 11-arc valve slit, 12-scope handle, 13-endoscopic forceps channel apparatus, 14-endoscopic forceps road junction.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
The multi-functional endoscopic forceps channel apparatus of a kind of Y type, as shown in Figure 1, it is provided with two branched bottoms of primary and secondary, forms overall channel and connects the endoscopic forceps channel opening part after these two branched bottoms gather.These two branched bottoms are inner and overall channel formation y-type structure at apparatus.The main channel is connected with block, this block be installed to the main channel can airtight main channel when suitable for reading, in block, 2 arc one-way cock structures of leading in the main channel are arranged.Subchannel is block not, and 2 arc one-way cock structures are also arranged in the 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 slit, the long 2.5mm in slit, and adjacent 2 slit mid point lines and passage axis are overlapping, but 2 slot line are intersected at right angles.
Establish the circular weak area in 1 place being positioned at overall channel outer wall body, diameter 3.0mm, curved depression, the arc top is vertically towards the positive axis of overall channel, this distinguishes weak, can insert plastics or metal injection pin, the most suitable puncture in top of arc-shaped recess is used for liquid injection or convenient along inserting seal wire, injecting fluid in the acupuncture sleeve pipe.An auxiliary plastics acupuncture sleeve pipe can satisfy demands such as inserting seal wire, liquid communication.Its design is that the tip is taper, blunt nosed, and afterbody connects syringe plug-in type, spiral joint design simultaneously for filling foot, both can satisfy the metal tube that inserts syringe, has syringe adapter, perhaps is inserted in the plastic cement pipe.In appearance, be handled easily person identification, this zone can be scribbled color or at this zone periphery coating colour labelling.
The body that connects at overall channel has the movable and removable elastic ring that is connected the main channel valve cover, and it is embedded in periphery wall ringwise, and the performance fixation is with the fixedly connected block of an end in order to the block that connects block, and the other end connects elastic ring.Inwall in the overall channel lower end is provided with and clamps the anastomotic stoma that screw thread is complementary, and is connected with the pincers road junction in order to this apparatus.
The design is disposable use, not reproducible use, because reach break-through after in time the potential puncture spare area of overall channel uses, 2 one-way cock structures are not suitable for sterilization and sterilization.
The assembling of this multi-functional endoscopic forceps channel apparatus and scope handle as shown in Figure 2, the anastomotic stoma by overall channel is connected place, endoscopic forceps road junction with this device, makes after the connection that overall channel and endoscopic forceps channel are mutually airtight to be connected.
Operational approach: realize seal wire implantation, biopsy and flushing through having only a pincers road ultrasonic endoscope.At first keep seal wire in the original position of puncture for the seal wire plan of having implanted, it is subchannel that seal wire inserts the duct; Carry out biopsy then, biopsy forceps enters through the main channel.In biopsy, if run into the rocket position repeatedly hemorrhage, the visual field is unclear, can after not needing to extract biopsy forceps, spray the noradrenaline cellulose solution again, but directly the noradrenaline cellulose solution is established the circular weak area in 1 place along overall channel outer wall body, inject in the pincers road with the syringe that connects pin.Finally, seal wire, biopsy forceps and sprinkling hemostasis solution carry out simultaneously at same passage.
Embodiment 2:
The multi-functional endoscopic forceps channel apparatus of a kind of Y type.Be provided with 2 branched bottoms of primary and secondary, form overall channel and connect the endoscopic forceps channel opening part after 2 branched bottoms gather.2 branched bottoms and overall channel form y-type structure.The main channel is connected with block, this block be installed to the main channel can airtight main channel when suitable for reading, 2 arc one-way cock structures are arranged in the block, 2 one-way cock structures are at a distance of 0.5mm.2 valve mechanisms in the main channel center slit arranged, long 2.5mm, 2 slit mid point lines and passage axis are overlapping, but 2 slot line are intersected and are 45 °.Subchannel is block not, and 1 arc one-way cock structure is arranged in the subchannel.
Establish the circular weak area in 1 place being positioned at the overall channel body, diameter 3.0mm, curved depression, the arc top is vertically towards the positive axis of overall channel, this distinguishes weak, can insert plastics or metal injection pin, the most suitable puncture in top of arc-shaped recess, be used for injecting liquid or convenient along inserting seal wire, injecting fluid in the acupuncture sleeve pipe, its effect satisfies blunt nosed plastics puncture thing and can puncture easily.In appearance, for handled easily person identification, this zone can be coated with periphery bluing colour circle.The body that overall channel connects has the movable and removable elastic device that is connected the main channel valve cover, is embedded in periphery wall ringwise.The design is for both can disposablely using, and is reusable, still, in case the potential puncture spare area of overall channel punctures, then should not reuse.
Operational approach: realize seal wire implantation, biopsy and flushing through having only a pincers road ultrasonic endoscope.At first keep seal wire in the original position of puncture for the seal wire plan of having implanted, it is subchannel that seal wire inserts the duct; Carry out biopsy then, biopsy forceps enters through the main channel.In biopsy, if run into the rocket position repeatedly hemorrhage, the visual field is unclear, can after not needing to extract biopsy forceps, spray the noradrenaline cellulose solution again, but directly the noradrenaline cellulose solution is established the circular weak area in 1 place along overall channel outer wall body, inject in the pincers road with the syringe that connects pin.Finally, seal wire, biopsy forceps and sprinkling hemostasis solution carry out simultaneously at same passage.
Though here describes by certain or some particular arrangement and illustrate this utility model, yet its purpose and do not lie in the described details of restriction because may various modifications and structure modify be arranged in the patent claimed range, does not depart from utility model spirit.
This utility model relates to partly all, and the prior art that maybe can adopt same as the prior art is realized.
Claims (9)
1. a multi-functional endoscopic forceps channel apparatus is characterized in that it is made 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 constitute y-type structure jointly; Upper end open place, described main channel flexibly connects the block of the airtight main channel of an energy mouth, is provided with at least one in this block and leads to one-way cock structure in the main channel; The upper end open place of described subchannel is provided with at least one and leads to the interior one-way cock structure of subchannel; But the outer wall of described overall channel is provided with the weak area of acupuncture break-through more than.
2. multi-functional endoscopic forceps channel apparatus according to claim 1 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 endoscopic forceps channel apparatus according to claim 1, it is characterized in that being provided with elastic ring at the outer wall of overall channel, it is embedded on the periphery wall of overall channel, is fixedly connected with the end that block is with at this elastic ring, and the other end of described block band is fixedlyed connected with described block.
4. multi-functional endoscopic forceps channel apparatus according to claim 1 is characterized in that being provided with in the described block two one-way cock structures of axially leading to along the main channel in the main channel, and the spacing of these two one-way cock structures is in 1.0mm; Described one-way cock structure is arc, and the top of arcuate structure is towards the overall channel internal direction; The top center of each described arcuate structure or eccentric position are provided with 1 slit; The slit mid point line of interior two one-way cocks of blocking a shot is overlapping, parallel with the axis, main channel or intersect.
5. multi-functional endoscopic forceps channel apparatus according to claim 4, slit 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 at right angles along axis, main channel direction.
6. multi-functional endoscopic forceps channel apparatus according to claim 1, the upper end open place that it is characterized in that subchannel is provided with 1～2 one-way cock structure of leading in the subchannel, described one-way cock structure is arc, and the top of arcuate structure is towards the subchannel internal direction; The top center of each arcuate structure or eccentric position are provided with 1 slit.
7. multi-functional endoscopic forceps channel apparatus according to claim 6 is characterized in that the upper end open place of subchannel is provided with two one-way cock structures of leading in the subchannel, and the spacing of these two one-way cock structures is in 1.0mm; Slit 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 time ` passage axis direction.
8. multi-functional endoscopic forceps channel apparatus according to claim 1, but it is characterized in that being provided with at the outer wall of overall channel the weak area of acupuncture break-through more than 1 place, and this weak area is the structure to the overall channel sunken inside.
9. multi-functional endoscopic forceps channel apparatus according to claim 2 is characterized in that inwall in the overall channel lower end is provided with and clamps the anastomotic stoma that screw thread is complementary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320139813 CN203122348U (en) | 2013-03-25 | 2013-03-25 | Multifunctional endoscopic pincer passing-through instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320139813 CN203122348U (en) | 2013-03-25 | 2013-03-25 | Multifunctional endoscopic pincer passing-through instrument |
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| CN203122348U true CN203122348U (en) | 2013-08-14 |
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| CN 201320139813 Withdrawn - After Issue CN203122348U (en) | 2013-03-25 | 2013-03-25 | Multifunctional endoscopic pincer passing-through instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103211565A (en) * | 2013-03-25 | 2013-07-24 | 常州德天医疗器械有限公司 | Multifunctional endoscope path instrument |
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2013
- 2013-03-25 CN CN 201320139813 patent/CN203122348U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103211565A (en) * | 2013-03-25 | 2013-07-24 | 常州德天医疗器械有限公司 | Multifunctional endoscope path instrument |
| CN103211565B (en) * | 2013-03-25 | 2014-11-05 | 常州德天医疗器械有限公司 | Multifunctional endoscope path instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130814 Effective date of abandoning: 20141105 |
|
| RGAV | Abandon patent right to avoid regrant |