CN213407187U - Novel drainage structure - Google Patents
Novel drainage structure Download PDFInfo
- Publication number
- CN213407187U CN213407187U CN202021599162.9U CN202021599162U CN213407187U CN 213407187 U CN213407187 U CN 213407187U CN 202021599162 U CN202021599162 U CN 202021599162U CN 213407187 U CN213407187 U CN 213407187U
- Authority
- CN
- China
- Prior art keywords
- drainage
- ball
- heparin cap
- outer cone
- internal thread
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 claims abstract description 52
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229960002897 heparin Drugs 0.000 claims abstract description 38
- 229920000669 heparin Polymers 0.000 claims abstract description 38
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 238000010079 rubber tapping Methods 0.000 claims description 16
- 230000008602 contraction Effects 0.000 claims description 9
- 230000000474 nursing effect Effects 0.000 abstract description 12
- 208000027418 Wounds and injury Diseases 0.000 abstract description 4
- 208000015181 infectious disease Diseases 0.000 abstract description 4
- 239000008280 blood Substances 0.000 abstract description 3
- 210000004369 blood Anatomy 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 208000014674 injury Diseases 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 241000521257 Hydrops Species 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 2
- 206010052428 Wound Diseases 0.000 description 2
- 208000001848 dysentery Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 206010073310 Occupational exposures Diseases 0.000 description 1
- 206010051986 Pneumatosis Diseases 0.000 description 1
- 206010067268 Post procedural infection Diseases 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000003445 biliary tract Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000675 occupational exposure Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a novel drainage structure, which comprises a drainage tube, a drainage ball, a heparin cap and an injector, wherein the drainage ball is provided with a liquid inlet end and a liquid outlet end, the drainage tube is connected with the liquid inlet end and is communicated with the interior of the drainage ball, the heparin cap is arranged on the liquid outlet end, the injector is detachably connected with the heparin cap, and a needle head of the injector can penetrate through the heparin cap to enter the interior of the drainage ball; the liquid discharging end of the utility model adopts the heparin cap, which is air-tight and liquid-tight, the heparin cap can be punctured repeatedly, the sealing performance is good, the safety is high, and the sterile environment in the drainage ball can be maintained; the retrograde infection of the drainage ball of the patient caused by the contact of the medical staff with the ball plug by hands in the prior art is prevented; the device can avoid the injury to nursing staff caused by blood splash caused by the self pressure of the drainage ball when the nursing staff deflates or discharges liquid; the accurate measurement drainage liquid volume simplifies the nursing operation, reduces nursing staff occupation exposure risk.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to novel drainage structure.
Background
The surgery drainage device that uses clinically is very much of a wide variety, and the drainage is carried out after mainly used wound, abdominal cavity, intestines and stomach, biliary tract etc. operation, and the purpose is that interstitial hydrops pneumatosis or surface of a wound sepage are inhaled to the external after the operation, prevent postoperative infection and promote wound healing, and at the in-process of drainage, the hydrops need last, effectual drainage, will prevent drainage liquid countercurrent simultaneously, lead to the infection, therefore negative pressure drainage ball is by wide application.
The existing drainage ball structure is generally provided with a plug opening structure at the end part of the drainage ball, the ball plug is plugged into the plug opening to form a closed negative pressure state by extruding gas in the drainage ball, and liquid in the drainage ball can be poured out by opening the ball plug. Because the wide-mouth setting of stopper mouth easily causes the stopper mouth and the ball stopper to be infected with the interior liquid of drainage ball when opening the ball stopper, should not jam tightly once more, and under the negative pressure effect of drainage ball, opening the ball stopper also easily causes the splash of the interior liquid of drainage ball simultaneously, is unfavorable for the operation.
In view of the above-mentioned drawbacks, the authors of the present invention have finally obtained the present invention through long-term research and practice.
SUMMERY OF THE UTILITY MODEL
For solving above-mentioned technical defect, the utility model discloses a technical scheme lie in, provide a novel drainage structure, including drainage tube, drainage ball, heparin cap and syringe, the drainage ball sets up feed liquor end and tapping end, the drainage tube with the feed liquor end connect and with communicate in the drainage ball, the heparin cap sets up tapping is served, the syringe with the connection can be dismantled to the heparin cap, the syringe needle of syringe can pass the heparin cap gets into in the drainage ball.
Preferably, the drainage tube is provided with a closing clip.
Preferably, the liquid inlet end is provided with a hard liquid inlet pipe, and the drainage pipe is sleeved outside the liquid inlet pipe and communicated with the drainage ball.
Preferably, the surface of the drainage ball is provided with scales for displaying the capacity.
Preferably, the syringe is provided with a scale for displaying the volume.
Preferably, the heparin cap comprises an internal thread collar and a luer outer cone body, two ends of the internal thread collar are respectively connected with the luer outer cone body and the liquid discharging end, the liquid discharging end is provided with a circulation hole, the luer outer cone body is hermetically connected with the liquid discharging end ring through the internal thread collar, and the circulation hole is communicated with the interior of the luer outer cone body.
Preferably, the internal thread retainer ring is of a tubular structure, the inner wall of the internal thread retainer ring is provided with an internal thread, and one end of the internal thread retainer ring is provided with a connecting hole.
Preferably, the tapping end is provided as a tubular member having an external thread, and the tapping end and the internal thread collar are hermetically connected through the internal thread and the external thread.
Preferably, the heparin cap still is provided with the connector, the connector outside is provided with the external screw thread, and passes through the external screw thread with the internal thread rand internal thread sealing connection, the connector center is provided with the through-hole, through inciting into the tip of connector in the through-hole, the through-hole passes through the through-hole with luer outer cone body intercommunication.
Preferably, a circulation cavity is arranged at the center of the luer outer cone body, a sealing cavity is arranged at one end of the circulation cavity, a rubber gasket is arranged in the sealing cavity, the end part of the luer outer cone body, far away from the sealing cavity, is provided with the luer outer cone, and an annular limiting ring with the diameter larger than the connecting hole is arranged on the outer circular surface of the luer outer cone; the annular limiting ring is positioned in the internal thread retainer ring, and the hole wall of the connecting hole is clamped in the connecting groove; the opening of the sealing cavity, which is far away from the luer outer cone, is slightly bent and extended inwards to form a contraction edge, the contraction edge is contacted with the rear end face of the rubber pad, and the diameter of a puncture hole formed by the contraction edge is smaller than that of the rubber pad and larger than that of a needle of the syringe.
Compared with the prior art, the beneficial effects of the utility model reside in that: the liquid discharging end of the utility model adopts the heparin cap, which is air-tight and liquid-tight, the heparin cap can be punctured repeatedly, the sealing performance is good, the safety is high, and the sterile environment in the drainage ball can be maintained; the retrograde infection of the drainage ball of the patient caused by the fact that medical staff contact the tail plug through hands in the prior art is prevented; the device can avoid the injury to nursing staff caused by blood splash caused by the self pressure of the drainage ball when the nursing staff deflates or discharges liquid; the accurate measurement drainage liquid volume simplifies the nursing operation, reduces nursing staff occupation exposure risk.
Drawings
FIG. 1 is a structural view of the novel drainage structure;
fig. 2 is a structural view of the heparin cap.
The figures in the drawings represent:
1-a drainage tube; 2-a drainage ball; 3-a heparin cap; 4-a syringe; 21-liquid inlet end; 22-tapping end; 31-an internal threaded collar; a 32-luer outer cone body; 33-a connector; 34-a rubber pad; 321-a flow-through chamber; 322-luer outer cone; 323-annular spacing collar; 324-puncture hole.
Detailed Description
The above and further features and advantages of the present invention will be described in more detail below with reference to the accompanying drawings.
Example one
As shown in fig. 1, fig. 1 is a structural view of the novel drainage structure; novel drainage structure includes drainage tube 1, drainage ball 2, heparin cap 3 and syringe 4, drainage ball 2 sets up feed liquor end 21 and tapping end 22, drainage tube 1 with feed liquor end 21 connect and with communicate in the drainage ball 2, heparin cap 3 sets up on the tapping end 22, syringe 4 with the connection can be dismantled to heparin cap 3, the syringe needle of syringe 4 can pass heparin cap 3 enters in the drainage ball 2.
Preferably, a closing clip is arranged on the drainage tube 1, and the closing clip is arranged on the drainage tube 1 to control the conduction of the drainage tube 1.
Preferably, the liquid inlet end 21 is provided with a hard liquid inlet pipe, the drainage tube 1 is sleeved outside the liquid inlet pipe and is communicated with the drainage ball 2, the closed clamp can be clamped at the position of the liquid inlet pipe when the drainage tube 1 is required to be kept in a conducting state, and the liquid inlet pipe is made of hard materials, so that the phenomenon that the closed clamp is displaced when a patient moves to cause the false closing of the soft drainage tube 1 can be effectively avoided.
The surface of the drainage ball 2 can be provided with scales for displaying the volume, and the injector 4 is also provided with scales for displaying the volume. The scale value of current drainage spheroid is detailed inadequately, and is little when the drainage liquid measure, perhaps the spheroid is in under the negative pressure state, can't the accurate measurement drainage liquid measure.
In the actual use process, the closing clamp is clamped, the drainage ball 2 is placed in a mode that the liquid discharging end 22 is arranged below the liquid inlet end 21 so as to read the drainage amount, the needle head of the syringe 4 penetrates through the heparin cap 3 to enter the drainage ball 2, the push rod of the syringe 4 is pulled so as to extract the drainage liquid in the drainage ball 2, the extraction amount of the drainage liquid can be accurately obtained according to the scale of the syringe 4, the needle head of the syringe 4 is pulled out of the heparin cap 3 after extraction is completed, and the closing clamp is opened again so as to complete operation.
The liquid discharging end 22 adopts the heparin cap 3, air leakage and liquid leakage do not occur, the heparin cap 3 can be punctured repeatedly, the sealing performance is good, the safety is high, and the sterile environment in the drainage ball 2 can be kept; the medical care personnel is prevented from contacting the ball plug by hands to cause retrograde infection of the drainage ball 2 of the patient; when the nursing personnel deflates or discharges liquid, the pressure of the drainage ball 2 per se can be prevented from causing blood splash, and the nursing personnel can be prevented from being injured; the nursing operation is simplified, the sterility is improved, and the occupational exposure risk of nursing staff is reduced.
Preferably, the 20ml syringe 4 is adopted as the syringe 4, so that the amount of the drainage liquid can be accurately recorded, and the negative pressure in the drainage ball 2 can be adjusted. Present spheroidal scale interval of drainage is detailed inadequately, and is little when the drainage liquid measure, perhaps the spheroid is under the negative pressure state, and the drainage liquid measure can't be measured to the accuracy, through being provided with of syringe 4 effectively carries out the detection of drainage liquid extraction numerical value. The scale difference of the drainage ball 2 is large, and the extraction value of the drainage liquid cannot be accurately read.
Example two
As shown in fig. 2, fig. 2 is a structural view of the heparin cap 3; the heparin cap 3 comprises an internal thread retainer ring 31 and a luer outer cone body 32, wherein two ends of the internal thread retainer ring 31 are respectively connected with the luer outer cone body 32 and the liquid discharging end 22. The liquid discharging end 22 is provided with a flow hole, the luer outer cone body 32 is hermetically connected with the liquid discharging end 22 through the internal thread clamping ring 31, and the flow hole is communicated with the interior of the luer outer cone body 32.
The internal thread rand 31 is of a tubular structure, an internal thread is arranged on the inner wall of the internal thread rand, and a connecting hole is formed in one end of the internal thread rand.
Preferably, the tapping end 22 is provided as a tubular member having an external thread, and the tapping end 22 and the internal threaded collar 31 are sealingly connected by the internal thread and the external thread.
It is worth pointing out simultaneously, the end of putting liquid 22 can only set up to the runner, heparin cap 3 still is provided with connector 33, connector 33 outside is provided with the external screw thread, and pass through the external screw thread with internal thread rand 31 internal thread sealing connection, connector 33 center is provided with the through-hole, through with the tip of connector 33 is filled in the runner, the runner passes through the through-hole with luer outer cone body 32 intercommunication, thereby realize heparin cap 3 with put the connection between the liquid end 22.
Through the internal thread setting of internal thread rand 31 to can add detachable connector 33 can realize according to the in-service use needs tapping end 22 with heparin cap 3's direct threaded connection, or through connector 33 with tapping end 22 carries out the plug-in type and connects, thereby improves heparin cap 3's suitability.
The luer outer cone comprises a luer outer cone body 32, wherein a flow cavity 321 is arranged in the center of the luer outer cone body 32, a sealing cavity is arranged at one end of the flow cavity 321, a rubber gasket 34 is arranged in the sealing cavity, a luer outer cone 322 is arranged at the end part, far away from the sealing cavity, of the luer outer cone body 32, and an annular limiting ring 323 with the diameter slightly larger than the connecting hole is arranged on the outer circular surface of the luer outer cone 322.
The sealing cavity is slightly bent inwards away from the opening of the luer outer cone 322 to form a contraction edge, the contraction edge is in contact with the rear end face of the rubber gasket 34 and limits the rubber gasket 34 in the sealing cavity, and the contraction edge forms a puncture hole 324 with the diameter smaller than that of the rubber gasket 34 and larger than that of the needle of the syringe 4.
Preferably, the outer diameter of the luer outer cone 322 is gradually reduced in a direction away from the sealing cavity. When the connector 33 is not arranged, the minimum diameter of the excircle of the Ruhr outer cone 322 is smaller than the diameter of the through hole, and when the connector 33 is arranged, the minimum diameter of the excircle of the Ruhr outer cone 322 is smaller than the diameter of the through hole.
Generally, when the internal thread collar 31 is rotatably mounted, the connector 33 or the tapping end 22 needs to be tightly attached to the annular limiting ring 323, or the luer outer cone 322 needs to be tightly attached to the through hole or the inner wall of the through hole, so as to ensure the sealing effect of the connection position of the heparin cap 3.
The internal thread clamping ring 31 is connected with the luer outer cone 322 body 32 in a split manner, when the internal thread clamping ring 31 is rotated to connect the heparin cap 3 with the liquid discharging end 22, the luer outer cone 322 body 32 does not rotate, and therefore, a puncture instrument inserted into the luer outer cone 322 body 32 can be prevented from falling off. The rubber pad 34 is fixed by the shrinkage edge formed by the opening at the rear part of the sealing cavity by adopting a heat sealing process, no adhesive or other components are added, and the rubber pad 34 after heat sealing fixation is completely limited in the sealing cavity and cannot fall off due to the retraction of a puncture instrument.
The foregoing is only a preferred embodiment of the present invention, which is illustrative, not limiting. Those skilled in the art will appreciate that many variations, modifications, and equivalents may be made thereto without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a novel drainage structure, its characterized in that, includes drainage tube, drainage ball, heparin cap and syringe, the drainage ball sets up feed liquor end and tapping end, the drainage tube with the feed liquor end connect and with communicate in the drainage ball, the heparin cap sets up tapping is served, the syringe with the connection can be dismantled to the heparin cap, the syringe needle of syringe can pass the heparin cap gets into in the drainage ball.
2. The novel drainage structure of claim 1 wherein a closure clip is provided on the drainage tube.
3. The novel drainage structure as claimed in claim 1, wherein the liquid inlet end is provided with a hard liquid inlet pipe, and the drainage pipe is sleeved outside the liquid inlet pipe and communicated with the drainage ball.
4. The novel drainage structure of claim 1, wherein the surface of the drainage ball is provided with graduations showing the volume.
5. The novel drainage structure of claim 1 wherein said syringe is provided with graduations indicating volume.
6. The novel drainage structure as claimed in claim 1, wherein the heparin cap comprises an internal thread collar and a luer outer cone body, two ends of the internal thread collar are respectively connected with the luer outer cone body and the liquid discharging end, the liquid discharging end is provided with a through hole, the luer outer cone body is hermetically connected with the liquid discharging end ring through the internal thread collar, and the through hole is communicated with the interior of the luer outer cone body.
7. The novel drainage structure of claim 6 wherein said internally threaded collar is tubular in configuration with an internal thread on the inner wall and a connecting bore at one end.
8. The novel drainage structure of claim 7, wherein said tapping end is provided as a tubular member having an external thread, said tapping end and said internally threaded collar being sealingly connected by said internal thread and said external thread.
9. The novel drainage structure as claimed in claim 7, wherein the heparin cap is further provided with a connector, the connector is externally provided with an external thread and is hermetically connected with the internal thread of the internal thread retainer ring through the external thread, the connector is centrally provided with a through hole, and the through hole is communicated with the luer outer cone body through the through hole by plugging the end part of the connector into the through hole.
10. The novel drainage structure as claimed in claim 8 or 9, wherein a flow cavity is arranged at the center of the luer outer cone body, a sealing cavity is arranged at one end of the flow cavity, a rubber pad is arranged in the sealing cavity, the end part of the luer outer cone body far away from the sealing cavity is provided with the luer outer cone, and an annular limiting ring with the diameter larger than the connecting hole is arranged on the outer circular surface of the luer outer cone; the annular limiting ring is positioned in the internal thread retainer ring, and the hole wall of the connecting hole is clamped in the connecting groove; the opening of the sealing cavity, which is far away from the luer outer cone, is slightly bent and extended inwards to form a contraction edge, the contraction edge is contacted with the rear end face of the rubber pad, and the diameter of a puncture hole formed by the contraction edge is smaller than that of the rubber pad and larger than that of a needle of the syringe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021599162.9U CN213407187U (en) | 2020-08-04 | 2020-08-04 | Novel drainage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021599162.9U CN213407187U (en) | 2020-08-04 | 2020-08-04 | Novel drainage structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213407187U true CN213407187U (en) | 2021-06-11 |
Family
ID=76256081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021599162.9U Expired - Fee Related CN213407187U (en) | 2020-08-04 | 2020-08-04 | Novel drainage structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213407187U (en) |
-
2020
- 2020-08-04 CN CN202021599162.9U patent/CN213407187U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213407187U (en) | Novel drainage structure | |
| CN114366213A (en) | Accurate handle card formula syringe | |
| CN208017830U (en) | A kind of multifunctional disposable uses negative pressure drainage device | |
| US3533400A (en) | Continuous reading venous manometer for injecting parenteral fluids | |
| CN203314976U (en) | Indwelling safe blood sampling device | |
| CN210843090U (en) | Disposable bladder pressure measuring extension tube | |
| CN107157495A (en) | A kind of anti-rebound needle holder | |
| CN212575361U (en) | Injection device for radiography | |
| CN211131050U (en) | Catheter device for measuring intracranial pressure | |
| CN206334140U (en) | Positive pressure connector urine collection bag | |
| CN205988303U (en) | Laparoscope penetration hole hemostasis device | |
| CN205126964U (en) | Special collection urine device of intermittent type catheterization | |
| CN211155837U (en) | Remaining needle with blood sampling function | |
| CN107049337A (en) | Anti-rebound needle holder | |
| CN213527023U (en) | Drainage tube with detect function | |
| CN210228281U (en) | Novel lumbar puncture device | |
| CN213249059U (en) | Intra-abdominal pressure measurer | |
| CN215460931U (en) | Indwelling needle | |
| CN210095870U (en) | Intracranial ommaya bag percutaneous puncture drainage device | |
| CN218684400U (en) | Connector structure for blood sampling device | |
| CN209996313U (en) | sexual central venous pressure measuring device | |
| CN214128525U (en) | Pressure measurement external member and pressure monitoring device | |
| CN215349318U (en) | Common bile duct radiography puncture needle with extension tube for laparoscope | |
| CN215458466U (en) | Novel visual continuous peripheral nerve blocking needle sleeve | |
| CN213048607U (en) | Enema syringe capable of retaining enema liquid in small amount |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210611 |