CN204307127U - The negative pressure drainage device of one human nature - Google Patents
The negative pressure drainage device of one human nature Download PDFInfo
- Publication number
- CN204307127U CN204307127U CN201420767707.0U CN201420767707U CN204307127U CN 204307127 U CN204307127 U CN 204307127U CN 201420767707 U CN201420767707 U CN 201420767707U CN 204307127 U CN204307127 U CN 204307127U
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- shrouding
- liquid
- connection tube
- collection bag
- negative pressure
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- 239000007788 liquid Substances 0.000 claims abstract description 96
- 238000007789 sealing Methods 0.000 claims description 55
- 230000007704 transition Effects 0.000 claims description 3
- 210000001124 body fluid Anatomy 0.000 abstract description 49
- 239000010839 body fluid Substances 0.000 abstract description 49
- 206010011409 Cross infection Diseases 0.000 abstract description 7
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003172 expectorant agent Substances 0.000 description 2
- 230000003419 expectorant effect Effects 0.000 description 2
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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Abstract
This utility model relates to medical instruments field, be specifically related to the negative pressure drainage device of a human nature, include liquid cylinder, the collector tube be connected with described liquid cylinder and negative tube, below described liquid cylinder, be also provided with liquid-collection bag, dismountablely between described liquid-collection bag with described liquid cylinder to be connected.Dismountablely between liquid-collection bag with liquid cylinder to be connected, when using negative pressure drainage device of the present utility model, after filling body fluid in liquid-collection bag, liquid-collection bag can be taken off, replace with clean liquid-collection bag, so, when each liquid-collection bag collects full body fluid, only need to abandon liquid-collection bag, and without the need to whole negative pressure drainage device is changed, and then under the prerequisite avoiding cross infection, saved medical treatment cost, it also avoid waste.
Description
Technical field
This utility model relates to medical instruments field, is specifically related to a kind of negative pressure drainage device of a human nature.
Background technology
Negative pressure drainage device, as a kind of medical apparatus and instruments, applies to, in current clinical medicine treatment, be mainly used in the collection to patient body fluid in therapeutic process widely.Current negative pressure drainage device mainly includes liquid cylinder, the pipette be connected with liquid cylinder and negative tube, in use, negative tube is connected with negative pressure device, liquid cylinder inside is made to be in negative pressure state, one end of pipette extend into body fluid place, by patient body fluid sucking-off under the effect of negative pressure, body fluid enters in liquid cylinder along pipette, reaches the object of imbibition with this.
Due to the limited volume of liquid cylinder; so in the negative pressure drainage device of current structure; usually the collecting bag with larger volume is also provided with; in use; after filling body fluid in liquid cylinder, stop negative pressure device, after being discharged in collecting bag by the body fluid in liquid cylinder; proceed again to use, until liquid-collection bag fills body fluid.
Because the body fluid be sucked out also exists a large amount of pathogenic bacterias, in order to there is not cross infection situation, so negative pressure drainage device is all be disposable product at present, after liquid-collection bag collects full body fluid, just must change whole negative pressure drainage device, so have higher medical treatment cost, also result in waste.
So, based on above-mentioned, need one at present badly and can avoid waste, the negative pressure drainage device of Economy type medicine cost.
Summary of the invention
The purpose of this utility model is, for current negative pressure drainage device above shortcomings, to provide one repeatedly to use, the negative pressure drainage device of Economy type medicine cost.
To achieve these goals, the technical solution adopted in the utility model is:
The negative pressure drainage device of one human nature, includes liquid cylinder, the collector tube be connected with described liquid cylinder and negative tube, is also provided with liquid-collection bag below described liquid cylinder, dismountablely between described liquid-collection bag with described liquid cylinder is connected.Dismountablely between liquid-collection bag with liquid cylinder to be connected, when using negative pressure drainage device of the present utility model, after filling body fluid in liquid-collection bag, liquid-collection bag can be taken off, replace with clean liquid-collection bag, so, when each liquid-collection bag collects full body fluid, only need to abandon liquid-collection bag, and without the need to whole negative pressure drainage device is changed, and then under the prerequisite avoiding cross infection, saved medical treatment cost, it also avoid waste.
As preferably, described liquid-collection bag is provided with sealing device, described sealing device is for closing the connector that described liquid-collection bag is connected with liquid cylinder.In use, sealing device is in open mode, when liquid-collection bag is filled body fluid and needs to change, first sealing device cuts out, make sealing device by the closure of openings on liquid-collection bag, avoid in replacing liquid-collection bag process, the body fluid in liquid-collection bag flows out and pollutes; Also facilitate the subsequent treatment work of the liquid-collection bag filling body fluid simultaneously, avoid internal liquid outflow in its movement process and pollute.
As preferably, described liquid cylinder lower end is provided with switching device, and in use, described switching device is normally off, and described liquid-collection bag is connected with the outlet of described switching device is dismountable.In normal use procedure, switching device cuts out, because liquid cylinder inside is in negative pressure state, the body fluid in liquid-collection bag is avoided to be back in liquid cylinder thus, when the body fluid in liquid cylinder reaches a certain amount of, stop negative pressure device, open switching device, the body fluid in liquid cylinder is all flow in liquid-collection bag, then Closing Switch device more again, start negative pressure device, so the absorption work of body fluid is carried out in circulation.
As preferably, to lower convexity bottom described liquid cylinder, make the inwall bottom liquid cylinder have certain gradient, the bottom of described liquid cylinder is connected with the smooth-sided transition of described liquid cylinder.When body fluid (as: expectorant) be comparatively thickness time, facilitate body fluid to flow in liquid-collection bag.
As preferably, the upper end of described liquid-collection bag is provided with union joint, and described union joint is threaded with described switching device.Be threaded connection, facilitate the connection between liquid-collection bag and liquid cylinder.
As preferably, described sealing device is clip chain.Seal liquid-collection bag by clip chain, make its seal process efficient and convenient.
As preferably, the bottom of described liquid cylinder is provided with connection tube, described switching device is arranged on described connection tube, described switching device includes columniform spool, described spool is provided with valve opening, described spool inserts in described connection tube by the sidewall of described connection tube, outer wall and the described connection tube of described spool are sealed and matched, and run through the through hole of described connection tube inside, one end of described spool is positioned at described connection tube outside, when described Spool rotating, spool can make the space above and below described connection tube be connected or be blocked completely.In use, realize the connection between liquid-collection bag and liquid cylinder by rotary spool and close, because spool is inserted in connection tube, when rotary spool realizes connection between liquid-collection bag and liquid cylinder and is closed, the part contacted with connection tube due to spool is for being sealed and matched, make when the body fluid in liquid cylinder contacts with spool, body fluid can not leak into the outside of connection tube, and then ensure that drainage system of the present utility model operationally, patient body fluid is all in the inside of drainage system, and can not the outside of drainage system be polluted, avoid the danger occurring cross infection.
When the central axis of described valve opening and the central axis of described connection tube perpendicular time, described spool blocks the through hole of described connection tube inside completely.In use, realize the connection between liquid-collection bag and liquid cylinder by rotary spool and close.
Preferred as another, the bottom of described liquid cylinder is provided with connection tube, described switching device is arranged on described connection tube, described switching device includes shrouding, groove is provided with in described connection tube, described shrouding is slidably arranged in described groove, and described shrouding can block the through hole of described connection tube inside completely when sliding, the through hole making described connection tube inside is closed state; Also can stagger with the through hole of described connection tube inside completely, make the through hole of described connection tube inside be unimpeded state, the upper side and lower side and the described connection tube of described shrouding are sealed and matched.When drainage system collects patient body fluid, by shrouding, the through hole in connection tube is blocked, ensure that liquid cylinder inside is in negative pressure state under negative pressure device effect, also avoid the body fluid in liquid-collection bag to enter in liquid cylinder due to the negative pressure of liquid cylinder inside simultaneously; When collecting full patient body fluid in liquid cylinder, stop vacuum equipment, slide shrouding again, and the through hole of shrouding and connection tube inside is staggered, and the usual of connection tube inside is unimpeded state, liquid now in liquid cylinder flow in liquid-collection bag, after liquid stream in liquid cylinder is clean, then the shrouding that slides blocks the through hole of connection tube inside, and then starts the absorption work that negative pressure device continues body fluid, so repeatedly, until collect full patient body fluid in liquid-collection bag.
As preferably, described shrouding is coordinated by the first hinged shrouding and the second shrouding and forms, described first shrouding is connected with the first spanner, described second shrouding is provided with the second spanner, by controlling the relative distance of the first spanner and the second spanner, realize coordinating and disengaging of the first shrouding and the second shrouding, described first spanner and the second spanner are positioned at the outside of described connection tube, elastic device is provided with between described first spanner and the second spanner, described elastic device is exerted pressure to described first spanner and the second spanner, makes described first shrouding and the second shrouding normally off.When the first shrouding matches with the second shrouding, be the closed condition of switching device, when the first shrouding and the second shrouding are separated from, be the opening of switching device.
As preferably, sealing strip is provided with between described first shrouding and described second shrouding, described sealing strip includes the first sealing strip and the second sealing strip, and described first sealing strip is arranged on described first shrouding, and described second sealing strip is arranged on described second shrouding.By arranging sealing strip, when the first shrouding to match with the second shrouding make switching device be closure state time, first sealing strip also matches with the second sealing strip, make to obtain tight sealing between the first shrouding and the second shrouding, prevent the liquid in liquid cylinder from flowing in liquid-collection bag, and ensure that liquid cylinder is in good negative pressure state, avoid the liquid in liquid-collection bag to be inhaled in liquid cylinder.
As preferably, described first sealing strip has depression, and described second sealing strip has the flange closed with described recesses.By depression and the coordinating of flange, ensure that seal when coordinating between the first sealing strip with the second sealing strip, and then ensure that the first shrouding and the second shrouding are when mated condition, have good seal, the normal work of guarantee drainage system.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
Under the prerequisite avoiding cross infection, save medical treatment cost, it also avoid waste.
Accompanying drawing explanation
Fig. 1 is this practical new structural representation;
Sectional view when Fig. 2 is switching device closedown;
Fig. 3 is the sectional view of switching device when opening;
Sectional view when Fig. 4 is the switching device closedown of another structure;
Fig. 5 is the sectional view of Fig. 4 construction of switch when opening;
Fig. 6 is the structural representation that the first sealing strip coordinates with the second sealing strip,
Labelling in figure: 1-liquid cylinder, 2-collector tube, 3-negative tube, 4-liquid-collection bag, 5-sealing device, 6-switching device, 7-union joint, 8-connection tube, 9-spool, 10-valve opening, 11-first shrouding, 12-second shrouding, 13 first spanners, 14-second spanner, 15-elastic device, 16-first sealing strip, 17-second sealing strip, 18-caves in, 19-flange, 20-groove.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The negative pressure drainage device of a human nature as shown in the figure, includes liquid cylinder 1, the collector tube 2 be connected with described liquid cylinder 1 and negative tube 3, is also provided with liquid-collection bag 4 below described liquid cylinder 1, dismountablely between described liquid-collection bag 4 with described liquid cylinder 1 is connected.Dismountablely between liquid-collection bag 4 with liquid cylinder 1 to be connected, when using negative pressure drainage device of the present utility model, after filling body fluid in liquid-collection bag 4, liquid-collection bag 4 can be taken off, replace with clean liquid-collection bag 4, so, when each liquid-collection bag 4 collects full body fluid, only need to abandon liquid-collection bag 4, and without the need to whole negative pressure drainage device is changed, and then under the prerequisite avoiding cross infection, saved medical treatment cost, it also avoid waste.
As preferably, described liquid-collection bag 4 is provided with sealing device 5, described sealing device 5 is for closing 4 connectors be connected with liquid cylinder on described liquid-collection bag.In use, sealing device 5 is in open mode, when liquid-collection bag 4 is filled body fluid and needs to change, first sealing device 5 cuts out, make sealing device 5 by the closure of openings on liquid-collection bag 4, avoid in replacing liquid-collection bag 4 process, the body fluid in liquid-collection bag 4 flows out and pollutes; Also facilitate the subsequent treatment work of the liquid-collection bag 4 filling body fluid simultaneously, avoid internal liquid outflow in its movement process and pollute.
As preferably, described liquid cylinder 1 lower end is provided with switching device 6, and in use, described switching device 6 is in normally off, and described liquid-collection bag 4 is connected with the outlet of described switching device 6 is dismountable.In normal use procedure, switching device 6 cuts out, because liquid cylinder 1 inside is in negative pressure state, the body fluid in liquid-collection bag 4 is avoided to be back in liquid cylinder 1 thus, when the body fluid in liquid cylinder 1 reaches a certain amount of, stop negative pressure device, open switching device 6, make the body fluid in liquid cylinder 1 all flow in liquid-collection bag 4, then Closing Switch device 6 more again, start negative pressure device, so the absorption work of body fluid is carried out in circulation.
As preferably, to lower convexity bottom described liquid cylinder 1, make the inwall bottom liquid cylinder 1 have certain gradient, the bottom of described liquid cylinder 1 is connected with the smooth-sided transition of described liquid cylinder 1.When body fluid (as: expectorant) be comparatively thickness time, facilitate body fluid to flow in liquid-collection bag 4.
As preferably, the upper end of described liquid-collection bag 4 is provided with union joint 7, and described union joint 7 is threaded with described switching device 6.Be threaded connection, facilitate the connection between liquid-collection bag 4 and liquid cylinder 1.
As preferably, described sealing device 5 is clip chain.By clip chain sealing liquid-collection bag 4, make its seal process efficient and convenient.
As preferably, the bottom of described liquid cylinder 1 is provided with connection tube 8, described switching device 6 is arranged on described connection tube 8, described switching device 6 includes columniform spool 9, described spool 9 is provided with valve opening 10, described spool 9 inserts in described connection tube 8 by the sidewall of described connection tube 8, outer wall and the described connection tube 8 of described spool 9 are sealed and matched, and run through the through hole of described connection tube 8 inside, one end of described spool 9 is positioned at described connection tube 8 outside, when described spool 9 rotates, spool 9 can make the space above and below described connection tube 8 be connected or be blocked completely.In use, realize the connection between liquid-collection bag 4 and liquid cylinder 1 by rotary spool 9 and close, because spool 9 is inserted in connection tube 8, when rotary spool 9 realizes connection between liquid-collection bag 4 and liquid cylinder 1 and is closed, the part contacted with connection tube 8 due to spool 9 is for being sealed and matched, make when the body fluid in liquid cylinder 1 contacts with spool 9, body fluid can not leak into the outside of connection tube 8, and then ensure that drainage system of the present utility model operationally, patient body fluid is all in the inside of drainage system, and can not the outside of drainage system be polluted, avoid the danger occurring cross infection.
As preferably, when the central axis of described valve opening 10 and the central axis of described connection tube 8 perpendicular time, described spool 9 blocks the through hole of described connection tube 8 inside completely.
Preferred as another, the bottom of described liquid cylinder 1 is provided with connection tube 8, described switching device 6 is arranged on described connection tube 8, described switching device 6 includes shrouding, groove 20 is provided with in described connection tube 8, described shrouding is slidably arranged in described groove 20, and described shrouding can block the through hole of described connection tube 8 inside completely when sliding, the through hole making described connection tube 8 inside is closed state; Also can stagger with the through hole of described connection tube 8 inside completely, the through hole making described connection tube 8 inside is unimpeded state, and the upper side and lower side and the described connection tube 8 of described shrouding are sealed and matched.When drainage system collects patient body fluid, by shrouding, the through hole in connection tube 8 is blocked, ensure that liquid cylinder 1 inside is in negative pressure state under negative pressure device effect, also avoid the body fluid in liquid-collection bag 4 to enter in liquid cylinder 1 due to the negative pressure of liquid cylinder 1 inside simultaneously; When collecting full patient body fluid in liquid cylinder 1, stop vacuum equipment, slide shrouding again, and the through hole of shrouding and connection tube 8 inside is staggered, and the usual of connection tube 8 inside is unimpeded state, liquid now in liquid cylinder 1 flow in liquid-collection bag 4, after liquid stream in liquid cylinder 1 is clean, then the shrouding that slides blocks the through hole of connection tube 8 inside, and then starts the absorption work that negative pressure device continues body fluid, so repeatedly, until collect full patient body fluid in liquid-collection bag.
As preferably, described shrouding is coordinated by the first hinged shrouding 11 and the second shrouding 12 and forms, described first shrouding 11 is connected with the first spanner 13, described second shrouding 12 is provided with the second spanner 14, by controlling the relative distance of the first spanner 13 and the second spanner 14, realize coordinating and disengaging of the first shrouding 11 and the second shrouding 12, described first spanner 13 and the second spanner 14 are positioned at the outside of described connection tube 8, elastic device 15 is provided with between described first spanner 13 and the second spanner 14, described elastic device 15 is exerted pressure to described first spanner 13 and the second spanner 14, make described first shrouding 11 and the second shrouding 12 in normally off.When the first shrouding 11 matches with the second shrouding 12, be the closed condition of switching device 6, when the first shrouding 11 and the second shrouding 12 are separated from, be the opening of switching device 6.
As preferably, sealing strip is provided with between described first shrouding 11 and described second shrouding 12, described sealing strip includes the first sealing strip 16 and the second sealing strip 17, and described first sealing strip 16 is arranged on described first shrouding 11, and described second sealing strip 17 is arranged on described second shrouding 12.By arranging sealing strip, when the first shrouding 11 to match with the second shrouding 12 make switching device 6 in closure state time, first sealing strip 16 also matches with the second sealing strip 17, make to obtain tight sealing between the first shrouding 11 and the second shrouding 12, prevent the liquid in liquid cylinder 1 from flowing in liquid-collection bag 4, and ensure that liquid cylinder 1 is in good negative pressure state, avoid the liquid in liquid-collection bag 4 to be inhaled in liquid cylinder 1.
As preferably, described first sealing strip 16 has depression 18, and described second sealing strip 17 has the flange 19 matched with described depression 18.By cave in 18 with the coordinating of flange 19, ensure that seal when coordinating between the first sealing strip 16 with the second sealing strip 17, and then ensure that the first shrouding 11 and the second shrouding 12 are when mated condition, have good seal, ensure the normal work of drainage system.
All any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the negative pressure drainage device of a human nature, includes liquid cylinder, the collector tube be connected with described liquid cylinder and negative tube, is also provided with liquid-collection bag, it is characterized in that below described liquid cylinder, dismountablely between described liquid-collection bag with described liquid cylinder is connected.
2. negative pressure drainage device according to claim 1, is characterized in that, described liquid-collection bag is provided with sealing device, and described sealing device is for closing the connector that described liquid-collection bag is connected with liquid cylinder.
3. negative pressure drainage device according to claim 1 and 2, is characterized in that, described liquid cylinder lower end is provided with switching device, and described switching device is normally off.
4. negative pressure drainage device according to claim 1, is characterized in that, to lower convexity bottom described liquid cylinder, make the inwall bottom liquid cylinder have certain gradient, the bottom of described liquid cylinder is connected with the smooth-sided transition of described liquid cylinder.
5. negative pressure drainage device according to claim 3, is characterized in that, the upper end of described liquid-collection bag is provided with union joint, and described union joint is threaded with described switching device.
6. negative pressure drainage device according to claim 2, is characterized in that, described sealing device is clip chain.
7. negative pressure drainage device according to claim 3, it is characterized in that, the bottom of described liquid cylinder is provided with connection tube, described switching device is arranged on described connection tube, described switching device includes columniform spool, described spool is provided with valve opening, described spool inserts in described connection tube by the sidewall of described connection tube, outer wall and the described connection tube of described spool are sealed and matched, and run through the through hole of described connection tube inside, one end of described spool is positioned at described connection tube outside, when described Spool rotating, spool can make the space above and below described connection tube be connected or be blocked completely.
8. negative pressure drainage device according to claim 3, it is characterized in that, the bottom of described liquid cylinder is provided with connection tube, described switching device is arranged on described connection tube, described switching device includes shrouding, is provided with groove in described connection tube, and described shrouding is slidably arranged in described groove, described shrouding can block the through hole of described connection tube inside completely when sliding, the through hole making described connection tube inside is closed state; Also can stagger with the through hole of described connection tube inside completely, make the through hole of described connection tube inside be unimpeded state, the upper side and lower side and the described connection tube of described shrouding are sealed and matched.
9. negative pressure drainage device according to claim 8, it is characterized in that, described shrouding is coordinated by the first hinged shrouding and the second shrouding and forms, described first shrouding is connected with the first spanner, described second shrouding is provided with the second spanner, by controlling the relative distance of the first spanner and the second spanner, realize coordinating and disengaging of the first shrouding and the second shrouding, described first spanner and the second spanner are positioned at the outside of described connection tube, elastic device is provided with between described first spanner and the second spanner, described elastic device is exerted pressure to described first spanner and the second spanner, make described first shrouding and the second shrouding normally off.
10. negative pressure drainage device according to claim 9, it is characterized in that, sealing strip is provided with between described first shrouding and described second shrouding, described sealing strip includes the first sealing strip and the second sealing strip, described first sealing strip is arranged on described first shrouding, and described second sealing strip is arranged on described second shrouding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420767707.0U CN204307127U (en) | 2014-12-09 | 2014-12-09 | The negative pressure drainage device of one human nature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420767707.0U CN204307127U (en) | 2014-12-09 | 2014-12-09 | The negative pressure drainage device of one human nature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204307127U true CN204307127U (en) | 2015-05-06 |
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ID=53129463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420767707.0U Expired - Fee Related CN204307127U (en) | 2014-12-09 | 2014-12-09 | The negative pressure drainage device of one human nature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204307127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114053490A (en) * | 2021-11-15 | 2022-02-18 | 刘峰 | Portable adjustable negative pressure drainage device |
-
2014
- 2014-12-09 CN CN201420767707.0U patent/CN204307127U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114053490A (en) * | 2021-11-15 | 2022-02-18 | 刘峰 | Portable adjustable negative pressure drainage device |
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| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150921 Address after: 646100 B District, Chengxi Industrial Park, Luzhou, Sichuan, Luxian County Patentee after: SICHUAN XINGLIN MEDICAL INSTRUMENT CO.,LTD. Address before: 610072 Chengdu City, Qingyang Province, Sichuan District, West Ring Road, No. two, No. 32 Patentee before: SICHUAN PROVINCIAL PEOPLE'S HOSPITAL |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 |