CN103272298B - Disposable medical flushing device - Google Patents
Disposable medical flushing device Download PDFInfo
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- CN103272298B CN103272298B CN201310208452.4A CN201310208452A CN103272298B CN 103272298 B CN103272298 B CN 103272298B CN 201310208452 A CN201310208452 A CN 201310208452A CN 103272298 B CN103272298 B CN 103272298B
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Abstract
The invention belongs to the technical field of medical equipment manufacturing, and particularly relates to a disposable medical automatic flushing device. According to the technical scheme, the disposable medical flushing device comprises a cylinder body. A first piston is arranged in the cylinder body and is matched with the cylinder body in a sliding and sealed mode. The inner portion of the cylinder body is divided into two zones by the first piston, namely a first zone and a second zone. The first zone is communicated with a flushing liquid inlet pipe and a flushing liquid jet pipe. The flushing liquid inlet pipe and the flushing liquid jet pipe are respectively provided with a counter-flow resistant device. The second zone is communicated with an external negative-pressure source through a piston moving negative-pressure pipe. The disposable medical flushing machine is provided with a flushing driving device which drives the first piston to compress the first zone of the cylinder body, so that flushing liquid in the first zone is jetted through the flushing liquid jet pipe. The medical automatic flushing machine is a disposable medical product, and the disposable medical flushing device is safe. The negative-pressure source of a medical mechanism serves as power, so that the disposable medical flushing device has the advantages that power is strong, flushing is efficient, an extra power source is not needed, and cost is low.
Description
Technical field
The invention belongs to manufacture technology field of medical appliance, be specifically related to a kind of Dispoable medical automatic flushing device.
Background technology
In surgery medical field, rinse a kind of medical care precess program that is absolutely necessary, such as, the debridement of open wound, clear for ensureing visual area in operation, remove operation residue etc., all need to rinse with various liquid (normal saline, hydrogen peroxide etc.).
Traditional method mainly contains two kinds: 1, manual cleaning; 2, washer cleaning.Two kinds of traditional purging methods respectively have pluses and minuses: one, the advantage of manual cleaning is, if ball, syringe etc. are all single use, can not cause cross-contamination, and with low cost.And manual defect of cleaning existence is: waste time and energy, and cleaning performance is undesirable, as in most of bone surgery, the craft cleaning of bone bits is just difficult to carry out.Two, rinse function and spray the liquid stream that power is penetrated in certain punching, good developing result can be reached, and attract the foreign material such as waste liquid, chip simultaneously, greatly reduce the workload of medical worker, reduce operating time, significant clinically.But, washer rinses has a key issue to solve, although current washer is pipe, machine separate design, flushing line is single use, but, the liquid that washer rinses is driven by water pump and flows, even if external pipeline is single use, and the pipeline of washer inside cannot accomplish single use, and be difficult to cleaning, sterilization, repeatedly use, easily pollute and cause cross-contamination, there is serious potential safety hazard.
Except above-mentioned two kinds of traditional modes, existing a small amount of medical institutions use disposable flusher (portable washer), it adopts aneroid battery to drive pump working to reach the object of flushing, there is safety, efficiently advantage, but as disposable medical supplies, the price of this disposable portable washer is too expensive, and the patient of general condition is unable to be born, therefore, its meaning not having popularity to use.
Summary of the invention
For solving the above-mentioned technical problem that prior art exists, the invention provides a kind of Dispoable medical flusher, it has safety, efficient, economic dispatch advantage.
The present invention takes following technical scheme: Dispoable medical flusher, comprises cylindrical shell, establishes first piston in cylindrical shell, slides and be sealed and matched between first piston and cylindrical shell; Inner barrel is separated into Liang Ge district i.e. the firstth district, the secondth district by first piston, and the firstth district is communicated with flushing liquor inlet tube, flushing liquor playpipe, and flushing liquor inlet tube, flushing liquor playpipe are respectively provided with anti-backflow device; Secondth district is communicated with extraneous negative pressure source by piston movement negative tube; If one rinses driving device, this flushing driving device drives the firstth district of first piston compression cylindrical shell, by the flushing liquor in the firstth district by the ejection of described flushing liquor playpipe.
Preferably, described anti-backflow device be check valve or/and switch, namely anti-backflow device is installed check valve or switch, or, anti-backflow device installs check valve and switch simultaneously.
Preferably, in the secondth district of cylindrical shell, establish the second piston and the first sealing holly strip, the second piston and cylindrical shell slide and are sealed and matched, first seal holly strip be fixed on cylindrical shell interior and both be sealed and matched; Second piston is connected by connecting rod with between first piston, and connecting rod seals holly strip through first and slides between the two and be sealed and matched; Described piston movement negative tube is communicated in the cylindrical shell between the first sealing holly strip and piston.
Preferably, set firmly the second sealing holly strip in cylindrical shell, the second sealing holly strip is in cylindrical shell away from the second piston side, and the second sealing holly strip and cylindrical shell are sealed and matched; Described connecting rod seals holly strip through second and slides between the two and be sealed and matched; Described piston movement negative tube is piston up motion negative tube; In the inner barrel district of the second sealing holly strip and the second piston space by piston down motion negative tube be communicated with extraneous negative pressure source.
Preferably, piston up motion negative tube, piston down motion negative tube be communicated with extraneous negative pressure source by negative tube, piston up motion negative tube, piston down arranges piston movement negative pressure switch between motion negative tube and negative tube.
Preferably, piston movement negative pressure switch comprises movable part, fixed part, and an end face of movable part and fixed part is slidably matched, and movable part is fixed grafting negative tube, and the port of negative tube and the aforementioned end face of movable part maintain an equal level; Curved and top and the bottom, the opposite side longitudinal section of movable part convexly; Fixed part is fixed the end of grafting piston down motion negative tube, piston up motion negative tube, piston down motion negative tube, piston up the port of motion negative tube and the aforementioned end face of fixed part maintain an equal level; The interlinking lever end be in outside the second sealing holly strip connects fork; The inner concave of movable part is stretched in the outer end of described fork, and can drive movable part move up and down to negative tube port just in time with piston down motion negative tube or piston up motion negative tube port just to and can ventilate.
Preferably, if a reservoir, the firstth described district is communicated with flushing liquor inlet tube, flushing liquor playpipe by described reservoir.
Preferably, rinsing driving device is a spring, and both ends of the spring is individually fixed in the second piston, cylindrical shell away from the inwall sealing holly strip side.
Preferably, piston movement negative tube is provided with piston movement negative pressure switch.
Preferably, if a waste liquid suction catheter, waste liquid suction catheter is communicated with extraneous negative pressure source.
Preferably, waste liquid suction catheter arranges waste liquid suction shaft.
The existing equipment that the present invention is based on medical institutions designs, and its mentality of designing is: flushing liquid be made to reach certain and rush the power of penetrating, must have a power source, and for liquid flow provides power, and domestic medical institutions operating room, ward are all equipped with negative pressure source.The present invention is used as power with the negative pressure source of medical institutions, forms mechanical movement, makes liquid flow, reach flushing object.
The medical automatic flushing device of the present invention is disposable medical product, has safe characteristic; It is used as power with the negative pressure source of medical institutions, and powerful, flushing efficiently, again without the need to extra power source, thus have the advantages such as low cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment 1.
Fig. 2 is the partial structurtes enlarged drawing of embodiment 1.
Fig. 3 is the structural representation of embodiment 2.
Fig. 4 is the structural representation of embodiment 3.
Fig. 5 is the structural representation of embodiment 4.
Fig. 6 is the structural representation of embodiment 5.
Fig. 7 is the structural representation of embodiment 6.
Fig. 8 is the structural representation of embodiment 7.
In diagram, 1-negative tube, 2-piston movement negative pressure switch, 3-spring, 4,5-piston, 6-flushing liquor inlet tube, 7-suctions switch, 8-flushing liquor playpipe, 9-waste liquid suction catheter, 10-piston movement negative tube, 11-connecting rod, 12-cylindrical shell, 13,14-seals holly strip, 16-fork, 17-gas tube, 18-reservoir.
Detailed description of the invention
Below the preferred embodiment of the present invention is elaborated.
Embodiment 1
See Fig. 1, cylindrical shell 12 is in interior hollow round column shape, flushing liquor playpipe 8 is communicated with bottom it, flushing liquor inlet tube 6 is communicated with near the side of bottom, flushing liquor inlet tube 6 is provided with check valve 6-1(flushing liquor inlet tube 6 can only suck flushing liquor from outside, and the flushing liquor in cylindrical shell 12 then outwards cannot be flowed out by this pipe 6).Flushing liquor playpipe 8 is also provided with check valve 8-2, flushing liquor can only be sprayed outside flushing liquor playpipe 8, and cannot be entered in pipe 8 by refluence.
Built-in two pistons 4,5 of cylindrical shell 12, and be fixedly installed two sealing holly strips 13,14, be sealing holly strip 13, piston 4, sealing holly strip 14, piston 5 from top to down successively, five regions will be separated in cylindrical shell 12.Aforesaid flushing liquor inlet tube 6, flushing liquor playpipe 8 all with the lowest part regional connectivity of cylindrical shell 12.Two-piston 4,5 coordinates with the inner wall sealing of cylindrical shell 12.Be fixedly connected with connecting rod 11 between two-piston 4,5, connecting rod 11 through sealing holly strip 13,14, and slides with sealing holly strip 13,14 and is sealed and matched.
The zone line of cylindrical shell 12 (namely between piston 4 with sealing holly strip 14) and piston down motion negative tube 10-1 are communicated with; Between piston 4 with sealing holly strip 13 region and piston up motion negative tube 10-2 be communicated with.Two negative tube 10-1,10-2 are communicated with negative tube 1 by piston movement negative tube 10 by piston movement negative pressure switch 2, and concrete structure is see Fig. 2, and the end being in the connecting rod 11 outside sealing holly strip 13 connects fork 16.Piston movement negative pressure switch 2 comprises two parts of parts, i.e. movable part 2-1, fixed part 2-2, one end face of movable part 2-1 and fixed part 2-2 is slidably matched, fixing grafting piston movement negative tube 10 on movable part 2-1, and the port of negative tube 10 and the aforementioned end face of movable part 2-1 maintain an equal level; Curved and top and the bottom, the opposite side longitudinal section of movable part 2-1 convexly; The end of fixing grafting two negative tube 10-1,10-2 on fixed part 2-2, the port of two negative tube 10-1,10-2 and the end face of fixed part 2-2 maintain an equal level.The inner concave of movable part 2-1 is stretched in the outer end of aforementioned fork 16, and movable part 2-1 can be driven to move up and down, that is: when connecting rod 11 moves downward, during to certain position, fork 16 can contact the inner concave bottom of movable part 2-1, movable part 2-1 is down moved until put in place (bottom of fixing 2-2 is provided with the limiting section of protrusion) along fixed part 2-2, now, the port of negative tube 10 just in time with the port of negative tube 10-2 just to and can ventilate.On the contrary, when connecting rod 11 moves upward, during to certain position, fork 16 can contact the inner concave top of movable part 2-1, movable part 2-1 is made up to move until put in place (top of fixing 2-2 is also provided with the limiting section of protrusion) along fixed part 2-2, now, the port of negative tube 10 just in time with the port of negative tube 10-1 just to and can ventilate.
Negative tube 1 is communicated with the negative pressure source of medical institutions, and negative tube 1 is also communicated with waste liquid suction catheter 9.The suction inlet 9-1 place of waste liquid suction catheter 9 and the jet 8-1 place of flushing liquor playpipe 8 arrange flush switch 7.
Make negative tube 10 and piston down under motion negative tube 10-1 connected state when piston movement negative pressure switch 2 is in, open the negative pressure source of medical institutions, piston 4 is down moved under suction function, and then drives piston 5 also down to move by connecting rod 11, when piston 4 stroke to sealing holly strip 14 be affixed position time, (under the effect of fork 16) piston movement negative pressure switch 2 converted duty and negative tube 10 and piston down motion negative tube 10-1 close, and be communicated with negative tube 10 and piston up motion negative tube 10-2, subsequently, piston 4 up moves, and then drive piston 5 up to move by connecting rod 11, thus suck flushing liquor by flushing liquor inlet tube 6, when piston 4 arrives the position be affixed with sealing holly strip 13, (under the effect of fork 16) piston movement negative pressure switch 2 again converted duty and negative tube 10 and piston up motion negative tube 10-2 close, and be communicated with negative tube 10 and piston down motion negative tube 10-1, piston 4 down moves, and then drive piston 5 down to move by connecting rod 11, flushing liquor is outwards sprayed liquid (now flush switch 7 is in open mode) by the jet 8-1 of flushing liquor playpipe 8.Complete an impulse stroke.Certainly, meanwhile, waste liquid can be sucked by the suction inlet 9-1 of waste liquid suction catheter 9.
Embodiment 2
See Fig. 3, the difference of the present embodiment and embodiment 1 is: the present embodiment sets up a reservoir 18, for depositing flushing liquor, and flushing liquor inlet tube 6 and flushing liquor playpipe 8 is installed on reservoir 18; Reservoir 18 is by the bottommost regional connectivity of gas tube 17 with cylindrical shell 12.
Other content of the present embodiment and operation principle, process can reference example 1.
Embodiment 3
See Fig. 4, cylindrical shell 12 is in interior hollow round column shape, flushing liquor playpipe 8 is communicated with bottom it, flushing liquor inlet tube 6 is communicated with near the side of bottom, flushing liquor inlet tube 6 is provided with check valve 6-1(flushing liquor inlet tube 6 can only suck flushing liquor from outside, and the flushing liquor in cylindrical shell 12 then outwards cannot be flowed out by this pipe 6).Flushing liquor playpipe 8 is also provided with check valve 8-2, flushing liquor can only be sprayed outside flushing liquor playpipe 8, and cannot be entered in pipe 8 by refluence.
Built-in two pistons 4,5 of cylindrical shell 12, two-piston 4,5 coordinates with the inner wall sealing of cylindrical shell 12, aforesaid flushing liquor inlet tube 6, flushing liquor playpipe 8 all with the lowest part regional connectivity of cylindrical shell 12.Be connected by connecting rod 11 between two-piston 4,5, between the top of piston 4 and the top of cylindrical shell 12, fill a spring 3.
Cylindrical shell 12 internal fixtion sealing holly strip 14 between two-piston 4,5, connecting rod 11, through sealing holly strip 14, slides between the two and is sealed and matched.
The region of cylindrical shell 12 between piston 5 with sealing holly strip 14 is communicated with negative tube 1 by piston movement negative tube 10, and piston movement negative tube 10 is provided with piston movement negative pressure switch 2.Negative tube 1 is communicated with the negative pressure source of medical institutions, and negative tube 1 is also communicated with waste liquid suction catheter 9.The suction inlet 9-1 place of waste liquid suction catheter 9 and the jet 8-1 place of flushing liquor playpipe 8 arrange flush switch 7.
Open piston movement negative pressure switch 2, connect piston movement negative tube 10, piston 4,5 down moves under suction function, spring 3 is stretched gradually, after piston 4,5 down moves to certain position, closure piston motion negative pressure switch 2, piston 4,5 up moves under the restoring force effect of spring 3, flushing liquor is sucked from flushing liquor inlet tube 6, puts in place until piston 4,5 is replied; Again open piston movement negative pressure switch 2, piston 4,5 down moves under suction function, now suctions beginning 7 open through suction switch 7() after outwards sprayed by the jet 8-1 of flushing liquor playpipe 8.Meanwhile, waste liquid can be sucked by the suction inlet 9-1 of waste liquid suction catheter 9.
Embodiment 4
See Fig. 5, the difference of the present embodiment and embodiment 3 is: only establish a piston 5 in cylindrical shell 12, and this piston 5 is directly connected with one end of spring 3.Also corresponding technique effect can be reached.
Other content of the present embodiment can reference example 3.
Embodiment 5
See Fig. 6, the difference of the present embodiment and embodiment 3 is: spring 3 is arranged between the bottom of piston 5 and cylindrical shell 12.
Other content reference example 3 of the present embodiment.
Embodiment 6
See Fig. 7, the difference of the present embodiment and embodiment 4 is: spring 3 is arranged between the bottom of piston 5 and cylindrical shell 12.
Other content reference example 4 of the present embodiment.
Embodiment 7,
See Fig. 8, the difference of the present embodiment and embodiment 1 is: without sealing holly strip 13, and negative tube 10-1 is communicated between piston 5 and sealing holly strip 14, and negative tube 10-2 is communicated between sealing holly strip 14 and piston 5.
Other content of the present embodiment can reference example 1.
Above the preferred embodiments of the present invention and principle are described in detail, for those of ordinary skill in the art, according to thought provided by the invention, detailed description of the invention will change, and these changes also should be considered as protection scope of the present invention.
Claims (9)
1. Dispoable medical flusher, is characterized in that comprising cylindrical shell, establishes first piston in cylindrical shell, slides and be sealed and matched between first piston and cylindrical shell; Inner barrel is separated into Liang Ge district i.e. the firstth district, the secondth district by first piston, and the firstth district is communicated with flushing liquor inlet tube, flushing liquor playpipe, and flushing liquor inlet tube, flushing liquor playpipe are respectively provided with anti-backflow device; Secondth district is communicated with extraneous negative pressure source by piston movement negative tube; If one rinses driving device, this flushing driving device drives the firstth district of first piston compression cylindrical shell, by the flushing liquor in the firstth district by the ejection of described flushing liquor playpipe; In the secondth district of cylindrical shell, establish the second piston and the first sealing holly strip, the second piston and cylindrical shell slide and are sealed and matched, first seal holly strip be fixed on cylindrical shell interior and both be sealed and matched; Second piston is connected by connecting rod with between first piston, and connecting rod seals holly strip through first and slides between the two and be sealed and matched; Described piston movement negative tube is communicated in the cylindrical shell between the first sealing holly strip and piston.
2. Dispoable medical flusher as claimed in claim 1, is characterized in that: described anti-backflow device is that check valve is or/and switch.
3. Dispoable medical flusher as claimed in claim 1, is characterized in that: in cylindrical shell, set firmly the second sealing holly strip, and the second sealing holly strip is in cylindrical shell away from the second piston side, and the second sealing holly strip and cylindrical shell are sealed and matched; Described connecting rod seals holly strip through second and slides between the two and be sealed and matched; Described piston movement negative tube is piston up motion negative tube; In the inner barrel district of the second sealing holly strip and the second piston space by piston down motion negative tube be communicated with extraneous negative pressure source.
4. Dispoable medical flusher as claimed in claim 3, it is characterized in that: piston up motion negative tube, piston down motion negative tube be communicated with extraneous negative pressure source by negative tube, piston up motion negative tube, piston down arranges piston movement negative pressure switch between motion negative tube and negative tube.
5. Dispoable medical flusher as claimed in claim 4, it is characterized in that: piston movement negative pressure switch comprises movable part, fixed part, one end face of movable part and fixed part is slidably matched, and movable part is fixed grafting negative tube, and the port of negative tube and the aforementioned end face of movable part maintain an equal level; Curved and top and the bottom, the opposite side longitudinal section of movable part convexly; Fixed part is fixed the end of grafting piston down motion negative tube, piston up motion negative tube, piston down motion negative tube, piston up the port of motion negative tube and the aforementioned end face of fixed part maintain an equal level; The interlinking lever end be in outside the second sealing holly strip connects fork; The inner concave of movable part is stretched in the outer end of described fork, and can drive movable part move up and down to negative tube port just in time with piston down motion negative tube or piston up motion negative tube port just to and can ventilate.
6. the Dispoable medical flusher as described in any one of claim 1-5, is characterized in that: establish a reservoir, and the firstth described district is communicated with flushing liquor inlet tube, flushing liquor playpipe by described reservoir.
7. the Dispoable medical flusher as described in any one of claim 1-2, is characterized in that: described flushing driving device is a spring, and both ends of the spring is individually fixed in the second piston, cylindrical shell away from the inwall sealing holly strip side.
8. the Dispoable medical flusher as described in any one of claim 1-3, is characterized in that: piston movement negative tube is provided with piston movement negative pressure switch.
9. the Dispoable medical flusher as described in any one of claim 1-5, is characterized in that: establish a waste liquid suction catheter, waste liquid suction catheter is communicated with extraneous negative pressure source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310208452.4A CN103272298B (en) | 2013-05-29 | 2013-05-29 | Disposable medical flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310208452.4A CN103272298B (en) | 2013-05-29 | 2013-05-29 | Disposable medical flushing device |
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| Publication Number | Publication Date |
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| CN103272298A CN103272298A (en) | 2013-09-04 |
| CN103272298B true CN103272298B (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310208452.4A Active CN103272298B (en) | 2013-05-29 | 2013-05-29 | Disposable medical flushing device |
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| CN (1) | CN103272298B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111012968B (en) * | 2020-01-20 | 2022-09-30 | 姜智勇 | Handheld pen-shaped wound cleaning device for thoracic surgery wounds |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7000267B2 (en) * | 2003-06-03 | 2006-02-21 | Thomas Peter Chesters | Portable recyclable fluid flushing method |
| CN201164614Y (en) * | 2008-03-13 | 2008-12-17 | 柴振乾 | Medical flushing aspirator handle |
| CN202161618U (en) * | 2011-05-25 | 2012-03-14 | 杨桑 | Continuous negative-pressure flusher |
| CN202666073U (en) * | 2012-07-04 | 2013-01-16 | 丘奂阳 | Portable gastric lavaging device |
| CN203354994U (en) * | 2013-05-29 | 2013-12-25 | 丁一阳 | Disposable medical flushing device |
-
2013
- 2013-05-29 CN CN201310208452.4A patent/CN103272298B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7000267B2 (en) * | 2003-06-03 | 2006-02-21 | Thomas Peter Chesters | Portable recyclable fluid flushing method |
| CN201164614Y (en) * | 2008-03-13 | 2008-12-17 | 柴振乾 | Medical flushing aspirator handle |
| CN202161618U (en) * | 2011-05-25 | 2012-03-14 | 杨桑 | Continuous negative-pressure flusher |
| CN202666073U (en) * | 2012-07-04 | 2013-01-16 | 丘奂阳 | Portable gastric lavaging device |
| CN203354994U (en) * | 2013-05-29 | 2013-12-25 | 丁一阳 | Disposable medical flushing device |
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| CN103272298A (en) | 2013-09-04 |
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Effective date of registration: 20210918 Address after: 321000 room 106, plant 7, No. 609, Jinxing South Street, Wucheng District, Jinhua City, Zhejiang Province Patentee after: ZHEJIANG YIYANG MEDICAL TECHNOLOGY Co.,Ltd. Address before: 310014 1808, block a, New Youth Plaza, Gongshu District, Hangzhou City, Zhejiang Province Patentee before: Ding Yiyang |
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Effective date of registration: 20220622 Address after: 321000 Room 302, unit 2, building 47, No. 1388, Bayi South Street, Sanjiang street, Wucheng District, Jinhua City, Zhejiang Province Patentee after: Ding Yiyang Address before: 321000 room 106, plant 7, No. 609, Jinxing South Street, Wucheng District, Jinhua City, Zhejiang Province Patentee before: ZHEJIANG YIYANG MEDICAL TECHNOLOGY CO.,LTD. |