CN204106819U - Three lumen negative pressure drainage devices - Google Patents
Three lumen negative pressure drainage devices Download PDFInfo
- Publication number
- CN204106819U CN204106819U CN201420527571.6U CN201420527571U CN204106819U CN 204106819 U CN204106819 U CN 204106819U CN 201420527571 U CN201420527571 U CN 201420527571U CN 204106819 U CN204106819 U CN 204106819U
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- injection
- drainage
- negative pressure
- drainage tube
- drain
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Abstract
This utility model provides a kind of three lumen negative pressure drainage devices, comprise flow sub and drainage tube, drainage tube is flat tube structure, two drain flow paths and an injection runner is provided with in drainage tube, the free end of drainage tube offers multiple conduction hole and medicine-pouring hole, conduction hole is communicated with drain flow path, medicine-pouring hole and injection flow passage; In flow sub, correspondence is provided with two drainage channels and an injection passage, and flow sub is also arranged drain interface and injection interface, drain interface is communicated with drainage channel, injection interface and injection channel connection; Flow sub and drainage tube link together, and drain flow path is communicated with corresponding drainage channel, injection runner and corresponding injection channel connection.Independently drain flow path and injection runner are set in drainage tube, avoid the phenomenon occurring cross infection and secondary pollution to occur, improve the safety and reliability of three lumen negative pressure drainage devices.
Description
Technical field
This utility model relates to medical instruments field, particularly relates to a kind of three lumen negative pressure drainage devices.
Background technology
Negative pressure wound surface treatment technology is the new technique being used for the treatment of wound surface that development in recent years is got up, and it utilizes semipermeable membrane to be that open wound is closed, and uses special negative pressure machine to produce certain negative pressure, is acted on the wound surface after debridement by drainage tube and dressing.By adopting drainage tube to carry out drain and injection in prior art, and the lumen road of drainage tube is both for doing negative pressure drainage for doing injection, easily there is cross infection and secondary pollution, simultaneously, the medicinal liquid of injection can not spread fully, causes the safety and reliability of drainage tube in prior art lower.
Summary of the invention
This utility model provides a kind of three lumen negative pressure drainage devices, in order to solve the defect that in prior art, the safety and reliability of drainage tube is lower, realizes the safety and reliability of raising three lumen negative pressure drainage device.
This utility model provides a kind of three lumen negative pressure drainage devices, comprise flow sub and drainage tube, described drainage tube is flat tube structure, two drain flow paths and an injection runner is provided with in described drainage tube, the free end of described drainage tube offers multiple conduction hole and medicine-pouring hole, described conduction hole is communicated with described drain flow path, described medicine-pouring hole and described injection flow passage; In described flow sub, correspondence is provided with two drainage channels and an injection passage, described flow sub is also arranged drain interface and injection interface, and described drain interface is communicated with described drainage channel, described injection interface and described injection channel connection; Described flow sub and drainage tube link together, and described drain flow path is communicated with corresponding described drainage channel, described injection runner and corresponding described injection channel connection.
Further, described injection passage has sealing plug, and described sealing plug sealing is inserted in described injection runner.
Further, described injection runner is between two described drain flow paths.
Further, the edge of described drainage tube and sidewall offer described conduction hole respectively.
Further, described injection interface is also provided with dismountable sealing cap.
The three lumen negative pressure drainage devices that this utility model provides, by drainage tube is set to flat tube, can be implemented in drainage tube and independently drain flow path and injection runner are set, and drain flow path and injection runner correspondence are configured with conduction hole and medicine-pouring hole, the position that medicinal liquid fully can be distributed to negative pressure and can reach can be guaranteed, be sucked out after making medicinal liquid to be fully utilized and to clean, avoid the phenomenon occurring cross infection and secondary pollution to occur, improve the safety and reliability of three lumen negative pressure drainage devices.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of this utility model three lumen negative pressure drainage device embodiment;
Fig. 2 is the structural representation of flow sub in this utility model three lumen negative pressure drainage device embodiment;
Fig. 3 be in Fig. 2 A-A to sectional view.
Detailed description of the invention
For making the object of this utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
As shown in Figure 1-Figure 3, the present embodiment three lumen negative pressure drainage device, comprise flow sub 2 and drainage tube 1, described drainage tube 1 is flat tube structure, two drain flow paths 11 and an injection runner 12 is provided with in described drainage tube 1, the free end of described drainage tube 1 offers multiple conduction hole 111 and medicine-pouring hole 121, and described conduction hole 111 is communicated with described drain flow path 11, and described medicine-pouring hole 121 is communicated with described injection runner 12; In described flow sub 2, correspondence is provided with two drainage channels 21 and an injection passage 22, described flow sub 2 is also arranged drain interface 23 and injection interface 24, described drain interface 23 is communicated with described drainage channel 21, and described injection interface 24 is communicated with described injection passage 22; Described flow sub 2 and drainage tube 1 link together, and described drain flow path 11 is communicated with corresponding described drainage channel 21, and described injection runner 12 is communicated with corresponding described injection passage 22.
Specifically, the present embodiment three lumen negative pressure drainage device adopts flat tube as drainage tube 1, and be provided with independently drain flow path 11 and injection runner 12 in drainage tube 1, wherein, injection runner 12 is between two described drain flow paths 11, injection runner 12 is for site of injury liquid medicine injection, and drain flow path 11 is for the medicinal liquid of sucking-off site of injury and body fluid, and the conduction hole 111 that drainage tube 1 leading section is arranged and medicine-pouring hole 121, medicine-pouring hole 121 can guarantee the band of position that medicinal liquid can be distributed in negative pressure fully and can reach, guarantee that medicinal liquid can fully be utilized, and conduction hole 111 can liquid in the overlay area of sucking-off negative pressure more comprehensively and effectively, injection and drain complete respectively by independently runner, avoid occurring cross infection and secondary pollution.Simultaneously, conduction hole 111 and medicine-pouring hole 121 are positioned at identical locus, negative pressure drainage and injection diffusion is made all to be positioned at identical locus, can medicinal liquid be made fully to spread, be convenient to again medicinal liquid absorbed out after cleaning, preferably, the edge of described drainage tube 1 and sidewall offer described conduction hole 111 respectively, are cut the effective drain sucking-off in the end with more effective realization after medicinal liquid cleans.In addition, drainage tube 1 adopts flat tube mode whole height lower, and can insert easily in any negative pressure drainage sponge or other absorption pad, during application, patient does not have obvious foreign body sensation, also will vacuum suction be caused to be interrupted because of the extruding of patient.
Further, described injection passage 22 has sealing plug 221, and described sealing plug 221 sealing is inserted in described injection runner 12.Concrete, in order to avoid there is negative pressure drainage and the mutual phenomenon of leaking of injection diffusion in the junction of flow sub 2 and drainage tube 1, injection passage 22 is tightly connected by sealing plug 221 and injection runner 12, to guarantee that spreading two processes at negative pressure drainage and injection is independent of each other, and further improves reliability.And injection interface 24 is also provided with dismountable sealing cap 3, to realize, in the process of not injection, guaranteeing the safe and sanitary of injection interface 24.
The present embodiment three lumen negative pressure drainage device, by drainage tube is set to flat tube, can be implemented in drainage tube and independently drain flow path and injection runner are set, and drain flow path and injection runner correspondence are configured with conduction hole and medicine-pouring hole, the position that medicinal liquid fully can be distributed to negative pressure and can reach can be guaranteed, be sucked out after making medicinal liquid to be fully utilized and to clean, avoid the phenomenon occurring cross infection and secondary pollution to occur, improve the safety and reliability of three lumen negative pressure drainage devices.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail this utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of this utility model.
Claims (5)
1. a lumen negative pressure drainage device, comprise flow sub and drainage tube, it is characterized in that, described drainage tube is flat tube structure, two drain flow paths and an injection runner is provided with in described drainage tube, the free end of described drainage tube offers multiple conduction hole and medicine-pouring hole, and described conduction hole is communicated with described drain flow path, described medicine-pouring hole and described injection flow passage; In described flow sub, correspondence is provided with two drainage channels and an injection passage, described flow sub is also arranged drain interface and injection interface, and described drain interface is communicated with described drainage channel, described injection interface and described injection channel connection; Described flow sub and drainage tube link together, and described drain flow path is communicated with corresponding described drainage channel, described injection runner and corresponding described injection channel connection.
2. three lumen negative pressure drainage devices according to claim 1, is characterized in that, described injection passage has sealing plug, and described sealing plug sealing is inserted in described injection runner.
3. three lumen negative pressure drainage devices according to claim 1, is characterized in that, described injection runner is between two described drain flow paths.
4. three lumen negative pressure drainage devices according to claim 3, it is characterized in that, the edge of described drainage tube and sidewall offer described conduction hole respectively.
5. three lumen negative pressure drainage devices according to claim 1, is characterized in that, described injection interface is also provided with dismountable sealing cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527571.6U CN204106819U (en) | 2014-09-15 | 2014-09-15 | Three lumen negative pressure drainage devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527571.6U CN204106819U (en) | 2014-09-15 | 2014-09-15 | Three lumen negative pressure drainage devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204106819U true CN204106819U (en) | 2015-01-21 |
Family
ID=52324184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420527571.6U Expired - Fee Related CN204106819U (en) | 2014-09-15 | 2014-09-15 | Three lumen negative pressure drainage devices |
Country Status (1)
| Country | Link |
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| CN (1) | CN204106819U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126234A (en) * | 2015-09-23 | 2015-12-09 | 苏州新区明基高分子医疗器械有限公司 | Anti-squeezing flat drainage tube with medicine conveying tube |
| CN105288824A (en) * | 2015-09-23 | 2016-02-03 | 苏州新区明基高分子医疗器械有限公司 | Novel anti-pressing round drainage tube with drug delivery tube |
| CN113082467A (en) * | 2021-03-09 | 2021-07-09 | 深圳市擎源医疗器械有限公司 | Drainage catheter, drainage device and drainage method |
-
2014
- 2014-09-15 CN CN201420527571.6U patent/CN204106819U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126234A (en) * | 2015-09-23 | 2015-12-09 | 苏州新区明基高分子医疗器械有限公司 | Anti-squeezing flat drainage tube with medicine conveying tube |
| CN105288824A (en) * | 2015-09-23 | 2016-02-03 | 苏州新区明基高分子医疗器械有限公司 | Novel anti-pressing round drainage tube with drug delivery tube |
| CN113082467A (en) * | 2021-03-09 | 2021-07-09 | 深圳市擎源医疗器械有限公司 | Drainage catheter, drainage device and drainage method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20180915 |