CN101947347A - Washing and drainage device - Google Patents
Washing and drainage device Download PDFInfo
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- CN101947347A CN101947347A CN2010102687617A CN201010268761A CN101947347A CN 101947347 A CN101947347 A CN 101947347A CN 2010102687617 A CN2010102687617 A CN 2010102687617A CN 201010268761 A CN201010268761 A CN 201010268761A CN 101947347 A CN101947347 A CN 101947347A
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Abstract
The invention discloses a washing and drainage device which comprises a washing tube and a drainage tube. The washing and the drainage device also comprises an intubation tube communicated with the drainage tube through a control valve and the washing tube, wherein the control valve comprises a valve body and a control structure which is arranged on the valve body and used for controlling the washing tube and the drainage tube to be communicated or closed with the intubation tube respectively. By arranging the control structure, the washing tube is communicated with the intubation tube, the washing can be carried out or the drainage tube is communicated with the intubation tube, the drainage can be carried out or the drainage tube and the washing tube as well as the intubation tube are closed, the washing and the drainage can not be carried out, and the washing and drainage device does not work. By operating the control structure, the washing or drainage can be carried out or the washing and drainage can be closed, thus the washing and drainage device is convenient to operate.
Description
Technical field
The present invention relates to a kind of irrigation and drainage device.
Background technology
At present, the irrigation and drainage device that in operation, uses, include only a pipe that can wash usefulness or use do drain, in the operation end of pipe is inserted patient's operative region, when needs wash, the other end of pipe inserts in the perfusion bottle by puncturing head, and the pipe of flowing through under the effect of gravity of the flushing liquor in the perfusion bottle washes operative region; When the needs drain, the other end of pipe need change connected mode, the other end of this pipe is linked on the negative pressure bottle by the suction joint, be connected with depressimeter on the negative pressure bottle, depressimeter produces negative pressure, thereby the waste liquid in the operative region is sucked in the negative pressure bottle by pipe, in the existing irrigation and drainage device, should realize that by a pipe flushing realizes drain again, then attended operation is very inconvenient.
Summary of the invention
The purpose of this invention is to provide and a kind ofly be provided with that control valve conveniently washes or the irrigation and drainage device of drainage procedure.
For achieving the above object, the technical solution used in the present invention is: a kind of irrigation and drainage device, comprise syringe pipe, drainage tube, this irrigation and drainage device also comprises the intubate that can be connected with described syringe pipe and described drainage tube by control valve, and described control valve comprises valve body, be arranged on and be used to control the control structure that described syringe pipe and described drainage tube are connected or close with described intubate respectively on the described valve body.
Preferably, have first opening and second opening and the 3rd opening on the described valve body, one end of described syringe pipe and described drainage tube is connected with described first opening and second opening respectively, one end of described intubate and the mutually separable connection of described the 3rd opening, described control structure comprise first control structure that is used to control described first opening and is connected with described the 3rd opening or closes, be used to control second control structure that described second opening and described the 3rd opening are connected or close.
Further preferably, described first control structure comprises and is slidingly arranged in the intravital valve rod of described valve, be arranged in the described valve rod and with the liquid flow path of the intracavity inter-connection of described valve body, be opened on the described valve rod and the import that is connected with described liquid flow path, offer at least three circle grooves on the outer surface of described valve rod, be seated sealing ring in the described groove, described valve rod seals contact by at least three described sealing rings mutually with the inwall of described valve body, import on the described valve rod is arranged between two described sealing rings, described valve rod has first duty and second duty, when described valve rod is in first duty, import on the described valve rod is connected with first opening on the described valve body, first opening on the described valve body is connected with described the 3rd opening by the inner chamber of the import on the described valve rod and described liquid flow path and described valve body, and the import of first opening on described valve rod on the described valve body is arranged between described two sealing rings; When described valve rod was in second duty, first opening on import on the described valve rod and the described valve body was intercepted by described sealing ring, and first opening on the described valve body is between two described sealing rings.
Further preferably, described second control structure comprises and is slidingly arranged in the intravital valve rod of described valve, be arranged in the described valve rod and with the liquid flow path of the intracavity inter-connection of described valve body, be opened on the described valve rod and the outlet that is connected with described liquid flow path, offer at least two circle grooves on the outer surface of described valve rod, be seated sealing ring in the described groove, described valve rod seals contact by at least two described sealing rings mutually with the inwall of described valve body, outlet on the described valve rod is arranged between two described sealing rings, described valve rod has first duty and second duty, when described valve rod is in first duty, outlet on the described valve rod is connected with second opening on the described valve body, second opening on the described valve body is connected with described the 3rd opening by the inner chamber of the outlet on the described valve rod and described liquid flow path and described valve body, and the outlet of second opening on described valve rod on the described valve body is arranged between described two sealing rings; When described valve rod was in second duty, second opening on outlet on the described valve rod and the described valve body was intercepted by described sealing ring.
Still more preferably, have uncovered with its intracavity inter-connection on the described valve body, when described valve rod is in second duty, one end of described valve rod be exposed at described uncovered outside, be provided with between described valve rod and the described valve body and be used to provide described valve rod to return back to the elastic component of an elastic acting force of described second duty from described first duty.
Continue still more preferably, can be exposed at described uncovered outer end face on the described valve rod to outer lug or cave inward.
Still more preferably, glide direction along described valve rod on the described valve body offers gathering sill, described valve rod is inserted in the described gathering sill slidably, the terminal cell wall of described gathering sill formed be used for described valve rod inconsistent to forbid the limiting section of described valve rod excessive slip.
Still more preferably, the inwall of described valve body be provided be used for described valve rod inconsistent to forbid the limiting section of described valve rod excessive slip.
Further preferably, has the 4th opening on the described valve body with its intracavity inter-connection, seal the butt end that is provided with joint on described the 4th opening separably, seal separably on the thin end of described joint and be provided with lid, have the passage that can be connected with described the 4th opening on the described joint, described passage connects the butt end and the thin end of described joint.
Still more preferably, an end of described intubate is arranged on the 4th opening of described valve body separably, and the butt end of described joint is arranged on the 3rd opening of described valve body separably.
Still more preferably, the butt end of described the 4th opening and described joint is provided with the screw thread that cooperatively interacts, also be provided with the screw thread that cooperatively interacts on the thin end of described joint and the described lid, the inner surface of described lid is provided with pyramidal projections, has the tapered slope that matches with the outer surface of described pyramidal projections on the internal face of the passage of the thin end of described joint, when described lid was tightened on the thin end of described joint by threaded engagement, described pyramidal projections pushed against on described tapered slope.
Still more preferably, when the butt end sealing of described joint was arranged on described the 4th opening, the passage of the thin end of described joint and an end of described intubate faced straight-through.
Further preferably, an end of described intubate seals the 3rd opening that is arranged on described valve body separably by union joint, and described union joint has the connected chamber that is used to be communicated with described intubate and described the 3rd opening.
Still more preferably, the 3rd opening of described union joint and described valve body is provided with the screw thread that cooperatively interacts, and the end sealing of described intubate is seated in the connected chamber of described union joint.
Further preferably, an end of described syringe pipe or described drainage tube is connected with first opening or second opening of described valve body by elbow bend.
Further preferably, have the 5th opening with its intracavity inter-connection on the described valve body, on described the 5th opening separably sealing be provided with lid.
Still more preferably, an end of described intubate is arranged on the 5th opening of described valve body separably, and described lid is arranged on the 3rd opening of described valve body separably.
Because the utilization of technique scheme, the present invention compared with prior art has following advantage: by control structure is set, make syringe pipe be connected with intubate, then can wash, perhaps make drainage tube be connected, then can carry out drain, perhaps close drainage tube, syringe pipe and intubate with intubate, then neither yet not drain of flushing, the irrigation and drainage device is not worked.By the operation control structure, then can wash or drain or close irrigation and drainage, operation is easily.
Description of drawings
Schematic perspective view when accompanying drawing 1 uses for the present invention, wherein syringe pipe inserts in the perfusion bottle by puncturing head, and drainage tube is linked on the negative pressure bottle by the suction joint, and negative pressure bottle links to each other with filter and depressimeter;
Accompanying drawing 2 is a schematic perspective view of the present invention;
Accompanying drawing 3 is looked partial schematic sectional view, not shown syringe pipe and drainage tube for master of the present invention.
Accompanying drawing 4 is a side-looking partial schematic sectional view of the present invention.
The specific embodiment
Further set forth structure of the present invention below in conjunction with accompanying drawing.
Shown in Fig. 1-4, a kind of irrigation and drainage device, comprise syringe pipe 6, drainage tube 8, the intubate 1 that can be connected with syringe pipe 6 and drainage tube 8 by control valve 17, connect for convenience and use, syringe pipe 6, drainage tube 8 can adopt flexible pipe, intubate 1 can adopt stainless steel tube, intubate 1 is used to be inserted into patient's operative region, control valve 17 comprises valve body 9, be arranged on and be used to control the control structure that syringe pipe 6 and drainage tube 8 are connected or close with intubate 1 respectively on the valve body 9, by control structure is set, make syringe pipe 6 be connected, then can wash, perhaps make drainage tube 8 be connected with intubate 1 with intubate 1, then can carry out drain, perhaps close drainage tube 8, syringe pipe 6 and intubate 1, then neither also not drain of flushing, the irrigation and drainage device is not worked.By the operation control structure, then can wash or drain or close irrigation and drainage, operation is easily.
In Fig. 2 and Fig. 4, have first opening and second opening and the 3rd opening on the valve body 9, one end of syringe pipe 6 and drainage tube 8 is connected with first opening and second opening respectively, one end of intubate 1 and the mutually separable connection of the 3rd opening, the meaning of separable connection refers to, intubate 1 can be connected with the 3rd opening of valve body 9, intubate 1 also can be separated with the 3rd opening of valve body 9, control structure comprises and is used to control first control structure 4 that first opening is connected with the 3rd opening or closes, be used to control second control structure 5 that second opening is connected with the 3rd opening or closes, promptly by the switching of application valve body 9 control syringe pipe 6 and drainage tube 8 respectively with being connected or closing of intubate 1.
In Fig. 3, valve body 9 comprises main line 18, first installation pipeline 19 and second installation pipeline 20 that vertically extend to form outwardly from the outer circumference surface of main line 18, the connecting line 21 that vertically extends to form outwardly from the end of main line 18, first installation pipeline 19 and second installation pipeline 20 are arranged side by side the same side at main line 18, first control structure 4, second control structure 5 is installed in respectively in first installation pipeline 19 and second installation pipeline 20, first control structure 4 comprises the valve rod 22 that is slidingly arranged on the valve body 9 in first installation pipeline 19, be arranged in the valve rod 22 and with the liquid flow path 23 of the intracavity inter-connection of valve body 9, be opened on the valve rod 22 and the import 24 that is connected with liquid flow path 23, offer three circle grooves on the outer surface of valve rod 22, be seated sealing ring 25 in the groove, valve rod 22 seals contact by three sealing rings 25 mutually with the inwall of valve body 9, import 24 on the valve rod 22 is arranged between first sealing ring 25 and second sealing ring 25, valve rod 22 can be in first duty and second duty when sliding, when valve rod 22 is in first duty, import 24 on the valve rod 22 is connected with first opening on the valve body 9, first opening on the valve body 9 is connected with the 3rd opening by the inner chamber of the import on the valve rod 22 24 and liquid flow path 23 and valve body 9, this moment, syringe pipe 6 was connected with intubate 1 by control valve 17, can wash, the import 24 of first opening on the valve body 9 on valve rod 22 is arranged between first sealing ring 25 and second sealing ring 25, can prevent that like this flushing liquor is toward external leakage; When valve rod 22 is in second duty, import 24 on the valve rod 22 intercepts with the sealed circle 25 of first opening on the valve body 9, then syringe pipe 6 closes by control valve 17 and intubate 1, first opening on the valve body 9 is between second sealing ring 25 and the 3rd sealing ring 25, can prevent that like this flushing liquor from flowing in the valve body 9, and prevent that flushing liquor from passing through valve body 9 toward external leakage.Second control structure 5 is identical with the operation principle of first control structure 4 substantially, as shown in Figure 3, second control structure 5 is to make drainage tube 8 be connected with intubate 1 or close by the slip of valve rod 22 in second installation pipeline 20, when valve rod 22 is in first duty, outlet 47 on the valve rod 22 is connected with second opening on the valve body 9, second opening on the valve body 9 is connected with the 3rd opening by the inner chamber of the outlet on the valve rod 22 47 and liquid flow path 23 and valve body 9, this moment, drainage tube 8 was connected with intubate 1 by control valve 17, can carry out drain, the outlet 47 of second opening on the valve body 9 on valve rod 22 is arranged between first sealing ring 25 and second sealing ring 25, and the waste liquid that can prevent from like this to drain is toward external leakage; When valve rod 22 is in second duty, outlet 47 on the valve rod 22 intercepts with the sealed circle 25 of second opening on the valve body 9, then drainage tube 8 closes by control valve 17 and intubate 1, can prevent that like this waste liquid that drains from flowing out valve body 9, because the outlet 47 on the valve rod 22 is arranged between first sealing ring 25 and second sealing ring 25, the waste liquid that then can prevent to drain is by valve body 9 past external leakages.
In Fig. 2 and Fig. 3, setting main line 18 extends along fore-and-aft direction, be used to be provided with first control structure 4, first installation pipeline 19 of second control structure 5 and second installation pipeline 20 are vertically set on the same side of main line 18 side by side, first installation pipeline 19 and second installation pipeline 20 are extended along left and right directions, second opening on second installation pipeline 20 is arranged on its rear side, drainage tube 8 directly is inserted in second opening of rear side, first opening on first installation pipeline 19 is arranged on its downside, the connection of syringe pipe 6 for convenience, one end of syringe pipe 6 is connected with first opening of valve body 9 by elbow bend 11, can change closure by elbow bend 11, make an end of syringe pipe 6 can insert first opening from the rear side of syringe pipe 6.
In Fig. 2 and Fig. 3, the slip of valve rod 22 is by realizing by ovable valve stem 22, first installation pipeline 19 of valve body 9 and an end of second installation pipeline 20 have and uncovered 26 of its intracavity inter-connection, be provided with between valve rod 22 and the valve body 9 and be used to provide valve rod 22 to return back to the elastic component 27 of an elastic acting force of second duty from first duty, under no external force effect, valve rod 22 relies on the elastic-restoring force effect of elastic component 27, stretch out outside uncovered 26 the one end, be in second duty corresponding to valve rod 22 this moment, syringe pipe 6, drainage tube 8 is mutually obstructed with intubate 1, if wash or drain, then press ovable valve stem 22, valve rod 22 is towards the slide inside of valve body 9, need overcome the elastic-restoring force effect of elastic component 27, when sliding into correct position, make valve rod 22 be in first duty, this moment, syringe pipe 6 or drainage tube 8 were connected with intubate 1, in the time will closing flushing or drain, unclamp valve rod 22, valve rod 22 returns back to second duty under the elastic-restoring force effect of elastic component 27.The user distinguishes operation flushing and drain for convenience, as shown in Figure 2, be used for controlling first control structure 4 of flushing, can be exposed at uncovered 26 outer end faces on the valve rod 22 and cave inward, be used for controlling second control structure 5 of drain, can be exposed at uncovered 26 outer end faces on the valve rod 22 to outer lug.
In Fig. 2, valve body 9 glide direction along valve rod 22 on first installation pipeline 19 and second installation pipeline 20 offers gathering sill 28, the part of valve rod 22 is inserted in the gathering sill 28 slidably, the slip of 28 pairs of valve rods 22 of gathering sill is led, when valve rod 22 moves to gathering sill 28 terminal, the terminal cell wall of gathering sill 28 formed be used for valve rod 22 inconsistent to forbid the limiting section 29 of valve rod 22 excessive slip, among Fig. 2, one end of gathering sill 28 opens wide, and the cell wall of the other end is used to forbid that valve rod 22 excessively outwards slides under the elastic-restoring force effect of elastic component 27.In Fig. 3, the inwall of valve body 9 be provided be used for valve rod 22 inconsistent to forbid the limiting section 30 of valve rod 22 excessive slip, this limiting section 30 is used to forbid that valve rod 22 excessively inwardly slides, and makes valve rod 22 with limiting section 30 when inconsistent, and valve rod 22 just in time can be in first duty.
In Fig. 2 and Fig. 3, on the valve body 9, from an end of main line 18, vertically extend to form connecting line 21 outwardly, the two ends of connecting line 21 form the 3rd opening 31 and the 4th opening 32 with its intracavity inter-connection respectively, and the other end of main line 18 has formed the 5th opening 33 with its intracavity inter-connection.
The 3rd opening of the 3rd opening 31 is used for being connected with intubate 1, one end of intubate 1 seals the 3rd opening 31 that is arranged on valve body 9 separably by union joint 34, union joint 34 is provided with the screw thread that cooperatively interacts with the 3rd opening 31 of valve body 9, realize the setting of sealing separably of union joint 34 and the 3rd opening 31 by threaded engagement, union joint 34 has the connected chamber that is used to be communicated with intubate 1 and the 3rd opening, and the end sealing of intubate 1 is seated in the connected chamber of union joint 34.Union joint 34 can be separated with valve body 9 with intubate 1, can change the intubate 1 with different tube diameters so on the one hand, can change the connected mode of intubate and valve body on the other hand.
Seal the butt end that is provided with joint 36 on the 4th opening 32 separably, seal separably on the thin end of joint 36 and be provided with lid 37, have the passage that can be connected with the 4th opening of the 4th opening 32 on the joint 36, passage connects the butt end and the thin end of joint 36.The thin passage of the thin end of joint 36 is used to provide syringe needle to insert liquid medicine injection, and when the butt end sealing of joint 36 is arranged on the 4th opening 32, the passage of joint 36 thin ends and an end of intubate 1 face straight-through, the medicinal liquid that is injected into from the joint 36 thin passages of holding can directly enter intubate 1 like this, under injection pressure or action of gravity, the medicinal liquid of injection enters patient's operative site from intubate 1, this irrigation and drainage device can also carry out medication to patient's operative site, and medication is simple to operation.When this irrigation and drainage device normally carried out irrigation and drainage, sealing was provided with lid 37 on the thin end of joint 36, and lid 37 is used for the passage of thin end on the closed joint 36, and when the needs medication, impassioned lid 37 is opened and got final product.The 4th opening 32 is provided with the screw thread that cooperatively interacts with the butt end of joint 36, realizing by threaded engagement that joint 36 seals separably is arranged on the 4th opening 32, also be provided with the screw thread that cooperatively interacts on the thin end of joint 36 and the lid 37, equally, also seal separably and be arranged on the joint 36 by threaded engagement realization lid 37, in order to guarantee the sealing of lid 37 and joint 36, the inner surface of lid 37 is provided with pyramidal projections 38, has the tapered slope 39 that matches with the outer surface of pyramidal projections 38 on the internal face of the passage of joint 36 thin ends, when lid 37 is tightened on the thin end of joint 36 by threaded engagement, pyramidal projections 38 pushes against on tapered slope 39, screw by screw thread between lid 37 and the joint 36, again by the compressing mutually of tapered slope, the favorable sealing property between lid 37 and the joint 36 like this.Mention above, union joint 34 can be separated with valve body 9 with intubate 1, is in order to change the connected mode of intubate and valve body, and same, joint 36 can be separated with the 4th opening 32, also is in order to change connected mode.In Fig. 2 and Fig. 3, intubate 1 is arranged on the 3rd opening 31 by union joint 34, joint 36 is arranged on the 4th opening 32, the user is using this irrigation and drainage device to be like this, can adopt the gripping mode of similar gripping pistol to grip this irrigation and drainage device, finger is pressed first control structure 4 respectively, valve rod in second control structure 5, the carrying out of control flushing or drainage procedure, in other embodiment, intubate 1 is arranged on the 4th opening 32 by union joint 34, and joint 36 is arranged on the 3rd opening 31, and set-up mode can adopt threaded engagement, so also can control flushing or drain easily, also can carry out the medication operation.
Seal separably on the 5th opening 33 and be provided with lid 40, the 5th opening 33, lid 40 is provided with the screw thread that cooperatively interacts, when lid 40 is tightened on the 5th opening 33 by screw thread, lid 40 can be hermetically enclosed be lived the 5th opening of the 5th opening 33, the 5th opening is as cleaning with mouth, when carrying out drain, usually contain the blood streak in the waste liquid of drain, refuse such as clot or piece of tissue, when remaining in the valve body 9, can influence flushing or drain, even can stop up the inner chamber of valve body 9, this moment can uncap 40, discharge refuse, tighten lid 40 after having arranged again.In Fig. 2 and Fig. 3, intubate 1 is arranged on the 3rd opening 31 by union joint 34, lid 40 is arranged on the 5th opening 33, the user is using this irrigation and drainage device to be like this, can adopt the gripping mode of similar gripping pistol to grip this irrigation and drainage device, finger is pressed first control structure 4 respectively, valve rod in second control structure 5, the carrying out of control flushing or drainage procedure, in other embodiment, intubate 1 is arranged on the 5th opening 33 by union joint 34, lid 40 can be arranged on the 3rd opening 31, and set-up mode also can adopt threaded engagement, so also can control flushing or drain easily.
In Fig. 1, when the irrigation and drainage device uses, one end of syringe pipe 6 inserts in the perfusion bottle 42 by puncturing head 41, the folder 43 that dams is housed on the syringe pipe 6, flow by flushing liquor in the folder 43 scalable syringe pipes 6 that dam, press the valve rod 22 in first control structure 4, flushing liquor in the perfusion bottle 42 can be introduced patient's operative region, wash, an end of drainage tube 8 is connected on the negative pressure bottle 45 by suction joint 44, and negative pressure bottle 45 produces negative pressure by depressimeter 46, press the valve rod 22 in second control structure 5 like this, then the waste liquid drain can be gone in the negative pressure bottle 45, by the slip realization flushing or the drain of valve rod in the control structure, easy to operate.In this irrigation and drainage device joint is set also, makes things convenient for medication, also be provided with and clean, make things convenient for the intravital refuse of valve to discharge with mouth.In this irrigation and drainage device, intubate can be connected with the 3rd opening, the 4th opening or the 5th opening of valve body by union joint, and the user can carry out suitable connection to the position of intubate according to the use habit of oneself like this, this installs humanization designing, is user-friendly to.
Claims (17)
1. irrigation and drainage device, comprise syringe pipe, drainage tube, it is characterized in that: this irrigation and drainage device also comprises the intubate that can be connected with described syringe pipe and described drainage tube by control valve, and described control valve comprises valve body, be arranged on and be used to control the control structure that described syringe pipe and described drainage tube are connected or close with described intubate respectively on the described valve body.
2. irrigation and drainage device according to claim 1, it is characterized in that: have first opening and second opening and the 3rd opening on the described valve body, one end of described syringe pipe and described drainage tube is connected with described first opening and second opening respectively, one end of described intubate and the mutually separable connection of described the 3rd opening, described control structure comprise first control structure that is used to control described first opening and is connected with described the 3rd opening or closes, be used to control second control structure that described second opening and described the 3rd opening are connected or close.
3. irrigation and drainage device according to claim 2, it is characterized in that: described first control structure comprises and is slidingly arranged in the intravital valve rod of described valve, be arranged in the described valve rod and with the liquid flow path of the intracavity inter-connection of described valve body, be opened on the described valve rod and the import that is connected with described liquid flow path, offer at least three circle grooves on the outer surface of described valve rod, be seated sealing ring in the described groove, described valve rod seals contact by at least three described sealing rings mutually with the inwall of described valve body, import on the described valve rod is arranged between two described sealing rings, described valve rod has first duty and second duty, when described valve rod is in first duty, import on the described valve rod is connected with first opening on the described valve body, first opening on the described valve body is connected with described the 3rd opening by the inner chamber of the import on the described valve rod and described liquid flow path and described valve body, and the import of first opening on described valve rod on the described valve body is arranged between described two sealing rings; When described valve rod was in second duty, first opening on import on the described valve rod and the described valve body was intercepted by described sealing ring, and first opening on the described valve body is between two described sealing rings.
4. irrigation and drainage device according to claim 2, it is characterized in that: described second control structure comprises and is slidingly arranged in the intravital valve rod of described valve, be arranged in the described valve rod and with the liquid flow path of the intracavity inter-connection of described valve body, be opened on the described valve rod and the outlet that is connected with described liquid flow path, offer at least two circle grooves on the outer surface of described valve rod, be seated sealing ring in the described groove, described valve rod seals contact by at least two described sealing rings mutually with the inwall of described valve body, outlet on the described valve rod is arranged between two described sealing rings, described valve rod has first duty and second duty, when described valve rod is in first duty, outlet on the described valve rod is connected with second opening on the described valve body, second opening on the described valve body is connected with described the 3rd opening by the inner chamber of the outlet on the described valve rod and described liquid flow path and described valve body, and the outlet of second opening on described valve rod on the described valve body is arranged between described two sealing rings; When described valve rod was in second duty, second opening on outlet on the described valve rod and the described valve body was intercepted by described sealing ring.
5. according to claim 3 or 4 described irrigation and drainage devices, it is characterized in that: have uncovered with its intracavity inter-connection on the described valve body, when described valve rod is in second duty, one end of described valve rod be exposed at described uncovered outside, be provided with between described valve rod and the described valve body and be used to provide described valve rod to return back to the elastic component of an elastic acting force of described second duty from described first duty.
6. irrigation and drainage device according to claim 5 is characterized in that: can be exposed at described uncovered outer end face on the described valve rod to outer lug or cave inward.
7. according to claim 3 or 4 described irrigation and drainage devices, it is characterized in that: the glide direction along described valve rod on the described valve body offers gathering sill, described valve rod is inserted in the described gathering sill slidably, the terminal cell wall of described gathering sill formed be used for described valve rod inconsistent to forbid the limiting section of described valve rod excessive slip.
8. according to claim 3 or 4 described irrigation and drainage devices, it is characterized in that: the inwall of described valve body be provided be used for described valve rod inconsistent to forbid the limiting section of described valve rod excessive slip.
9. irrigation and drainage device according to claim 2, it is characterized in that: have the 4th opening on the described valve body with its intracavity inter-connection, seal the butt end that is provided with joint on described the 4th opening separably, seal separably on the thin end of described joint and be provided with lid, have the passage that can be connected with described the 4th opening on the described joint, described passage connects the butt end and the thin end of described joint.
10. irrigation and drainage device according to claim 9 is characterized in that: an end of described intubate is arranged on the 4th opening of described valve body separably, and the butt end of described joint is arranged on the 3rd opening of described valve body separably.
11. irrigation and drainage device according to claim 9, it is characterized in that: the butt end of described the 4th opening and described joint is provided with the screw thread that cooperatively interacts, also be provided with the screw thread that cooperatively interacts on the thin end of described joint and the described lid, the inner surface of described lid is provided with pyramidal projections, has the tapered slope that matches with the outer surface of described pyramidal projections on the internal face of the passage of the thin end of described joint, when described lid was tightened on the thin end of described joint by threaded engagement, described pyramidal projections pushed against on described tapered slope.
12. irrigation and drainage device according to claim 9 is characterized in that: when the butt end sealing of described joint was arranged on described the 4th opening, the passage of the thin end of described joint and an end of described intubate faced straight-through.
13. irrigation and drainage device according to claim 2, it is characterized in that: an end of described intubate seals the 3rd opening that is arranged on described valve body separably by union joint, and described union joint has the connected chamber that is used to be communicated with described intubate and described the 3rd opening.
14. irrigation and drainage device according to claim 13 is characterized in that: the 3rd opening of described union joint and described valve body is provided with the screw thread that cooperatively interacts, and the end sealing of described intubate is seated in the connected chamber of described union joint.
15. irrigation and drainage device according to claim 2 is characterized in that: an end of described syringe pipe or described drainage tube is connected with first opening or second opening of described valve body by elbow bend.
16. irrigation and drainage device according to claim 2 is characterized in that: have the 5th opening with its intracavity inter-connection on the described valve body, on described the 5th opening separably sealing be provided with lid.
17. irrigation and drainage device according to claim 16 is characterized in that: an end of described intubate is arranged on the 5th opening of described valve body separably, and described lid is arranged on the 3rd opening of described valve body separably.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102687617A CN101947347A (en) | 2010-09-01 | 2010-09-01 | Washing and drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102687617A CN101947347A (en) | 2010-09-01 | 2010-09-01 | Washing and drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101947347A true CN101947347A (en) | 2011-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102687617A Pending CN101947347A (en) | 2010-09-01 | 2010-09-01 | Washing and drainage device |
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| CN (1) | CN101947347A (en) |
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| CN113827787A (en) * | 2021-08-03 | 2021-12-24 | 山东颐诺医疗科技有限公司 | Anti-backflow flushing drainage device |
| CN115737970A (en) * | 2023-01-06 | 2023-03-07 | 吉林大学第一医院 | Diversified nursing device that washs in surgical nursing |
| WO2023092816A1 (en) * | 2021-11-24 | 2023-06-01 | 南微医学科技股份有限公司 | Operating device of lavage and drainage catheter and lavage and drainage device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113827787A (en) * | 2021-08-03 | 2021-12-24 | 山东颐诺医疗科技有限公司 | Anti-backflow flushing drainage device |
| CN113827787B (en) * | 2021-08-03 | 2024-09-13 | 山东颐诺医疗科技有限公司 | Anti-backflow flushing drainage device |
| WO2023092816A1 (en) * | 2021-11-24 | 2023-06-01 | 南微医学科技股份有限公司 | Operating device of lavage and drainage catheter and lavage and drainage device |
| CN115737970A (en) * | 2023-01-06 | 2023-03-07 | 吉林大学第一医院 | Diversified nursing device that washs in surgical nursing |
| CN118219278A (en) * | 2024-05-21 | 2024-06-21 | 登景(天津)科技有限公司 | Glass substrate conveying method and device based on distributed mechanical arm combined control |
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Application publication date: 20110119 |