CN205549224U - Disinfectant cap - Google Patents
Disinfectant cap Download PDFInfo
- Publication number
- CN205549224U CN205549224U CN201620200962.6U CN201620200962U CN205549224U CN 205549224 U CN205549224 U CN 205549224U CN 201620200962 U CN201620200962 U CN 201620200962U CN 205549224 U CN205549224 U CN 205549224U
- Authority
- CN
- China
- Prior art keywords
- cap body
- disinfectant
- cap
- connector
- inner chamber
- 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.)
- Active
Links
Abstract
The utility model provides a disinfectant cap, personally experience sth. Part of the body and seal parts including the cap, the cap body is including cap body coupling mouth, cap body bottom and cap side wall, and this cap body bottom and cap side wall enclose into the internal chamber of cap jointly, the internal chamber of cap storage volatile disinfectant, seal parts and seal cap body coupling mouth, stoped internal chamber of cap and external contact, in order to prevent that disinfectant from getting into human blood circulation system through medical joint and can produce serious medical risk, be equipped with at least one on the cap body with internal chamber of cap and the external intercommunication mouth that is linked together, an intercommunication mouthful department is equipped with ventilative liquid -tight ventilated membrane, disinfectant steam accessible ventilated membrane volatilizees to the outside, not only makes medical joint obtain sterilization, makes it be in in the aseptic dry environment again.
Description
Technical field
This utility model relates to a kind of disinfectant cap, is mainly used in the sterilizing of medical connector, belongs to technical field of medical instruments.
Background technology
In clinic, for infusing, transfuse blood, the medical connector of Ink vessel transfusing radiography is often by indwelling and be used for multiple times, in order to input different types of medicine and enter blood circulation of human body system.But, existing medical connector is generally unworthy of protected cap, can be exposed to when medical connector is in disconnected state in the air that hospital is dirty, make medical connector be contaminated.At present, the disinfection way conventional for medical connector is repeatedly to sterilize with povidone iodine or cotton ball soaked in alcohol, but this kind of mode not only increases the workload of nursing staff, and it is thorough to there is sterilization, causes the hidden danger of secondary pollution.
For solving prior art problem, Chinese patent CN 200820006083.5 discloses a kind of Ruhr joint protective cap, and including cap body and the sterilization plug being adsorbed with volatile sterilant, described sterilization plug is arranged in the cavity of cap body, is made up of sponge.During use, by protective cap rotation set on medical connector, the disinfectant volatilization that sterilization plug includes, the microorganisms such as the antibacterial in medical connector are killed, thus plays the technique effect of sterilization.In use there is many technical problems in this protective cap: first, when protective cap tilts to horizontal direction, is easily caused disinfectant and flows out from cap body inner chamber, causes use inconvenience；Secondly; the sterilization plug of this protective cap is to be made up of the sponge with adsorption function; easily produce tiny chip; during use, the disinfectant of medical connector remained on surface is difficult to volatilize completely; when the disinfectant of medical connector remained on surface and sponge chip enter blood circulation of human body system through medical connector, bring serious medical-risk；Additionally, the microorganism of the outside attachment of this protective cap connector is easily dropped on medical connector surface, cause medical connector secondary pollution.
In sum, traditional disinfectant cap has not simply failed to the task into medical connector sterilization, and can bring serious medical-risk.To this end, medical apparatus and instruments research staff needs to research and develop a kind of safe and reliable medical connector decontaminating apparatus.
Summary of the invention
This utility model is to provide a kind of safe and reliable medical connector disinfectant cap, and this disinfectant cap is possible not only to, to medical connector disinfection, solve again the technical problem that the safety of traditional disinfection cap existence is relatively low.
The purpose of this utility model is to provide a kind of disinfectant cap, for medical connector is carried out disinfection, including cap body and sealing part, described cap body includes cap body connector, with cap body sidewall bottom cap body, described cap body connector includes that cap body connects peristoma, the cavity jointly surrounded with cap body sidewall bottom described cap body is cap body inner chamber, this cap body inner chamber stores volatile disinfectant, described sealing part closes cap body connector, stop cap body inner chamber and extraneous contact, described cap body is provided with at least one connected entrance being connected by cap body inner chamber with the external world, the ventilated membrane of gas-permeable, liquid-impermeable it is provided with at described connected entrance.Described medical connector includes clinical joint for respiratory device, remaining needle joint, infusion connector, hose coupling, hard pipe joint, monitor joint, female Luer etc..Described cap body uses the injection of medical grade plastic material to make, and this cap body is the cup-shaped of upper end open inner hollow.Described sealing part can be the easily tore film that a kind of medical grade composite is made, heat seal process or welding procedure is used to be sealed in cap body connector top, can also make for the injection of medical grade plastic material or medical-grade rubber material vulcanizes the parts made, be tightly connected with cap body connector.Described ventilated membrane can use medical grade bonding agent to be connected with connected entrance, welding procedure can also be used to be connected with connected entrance, another parts can also be used to be fixed be pressed on connected entrance, on the one hand this ventilated membrane stops extraneous antibacterial, microorganism to enter cap body inner cavity, on the other hand can promote the volatilization of cap body inner chamber disinfectant.Time specifically used, first sealing part is removed, one hands grips medical connector, another hands grips cap body, medical connector enters cap body inner chamber through cap body connector, it is infiltrated on inside the disinfectant of cap body inner chamber, medical connector is carried out disinfection sterilization by disinfectant, for making disinfectant the most too much remain on medical connector, medical connector is carried out disinfection while sterilization by disinfectant, disinfectant self evaporate into the external world by connected entrance through ventilated membrane the most in vapour form, when disinfectant the most all vapors away, medical connector surface is made to be in aseptic, the state being dried, disinfectant cap completes the task into medical connector sterilization.Arranging above-mentioned ventilated membrane can avoid the disinfectant of residual to enter blood circulation of human body system through medical connector, it is achieved the most important safety in utilization of disinfectant cap.
Described disinfectant cap also includes guard block, and this guard block is the tubulose of both ends open inner hollow, is positioned at outside ventilated membrane, and this guard block is used for protecting ventilated membrane, it is to avoid ventilated membrane damages.Described guard block can be the extension that cap body is outside, it is also possible to for separate part, and parts top is fixing with cap body is connected, and component bottom ends is also provided with one layer of netted interlayer, and this interlayer protects ventilated membrane, prevents ventilated membrane from damaging.
Being provided with the ventilated membrane seal member to external seal outside described ventilated membrane, this seal member stops cap body inner chamber by connected entrance through ventilated membrane and extraneous contact.Described seal member is the easily tore film that a kind of medical grade composite is made; heat seal process or welding procedure is used to be sealed on the connected entrance outside ventilated membrane; or it is sealed in the bottom of above-mentioned guard block, specifically refers to be enclosed in outside ventilated membrane so that it is disinfectant steam can not be passed through.Before disinfectant cap does not uses, the disinfectant of cap body inner chamber can not be volatilized by the ventilated membrane of connected entrance.Certainly, described seal member can also use the injection of medical grade plastic material to make or the sulfuration of medical-grade rubber material is made, and is tightly connected with the connected entrance outside ventilated membrane, or is connected with above-mentioned guard block bottom end seal.
Described seal member is provided with part easy to break, and seal member stress tailing edge part easy to break fractures, and makes cap body inner chamber be in communication with the outside through ventilated membrane by connected entrance.Described part easy to break is thinning and formed by seal member local wall thickness, hand is somewhat firmly broken seal member, cap body inner chamber is made to be in communication with the outside through ventilated membrane by connected entrance, arranging of this part easy to break can facilitate medical personnel to use disinfectant cap, and this part-structure easy to break is simple, and processing cost is relatively low.
Described disinfectant cap also includes that seal washer, described seal washer include seal washer outer rim and seal washer inner edge, and this seal washer is hollow and annular, is positioned at cap body connector, and seal washer inner edge contacts with medical connector face seal.
Described cap body is provided with the storage tank accommodating seal washer, and described storage tank includes that storage tank inner surface, described seal washer outer rim are in sealing contact with storage tank inner surface.Described seal washer is conformal to be sealingly fastened in inside storage tank, in order to strengthen the sealing between seal washer and storage tank, the surface that described storage tank contacts with seal washer is additionally provided with annular protrusion, and this annular protrusion inserts inside seal washer, coordinates with seal washer interference seal.When medical connector enters cap body inner chamber, seal washer inner edge contacts with medical connector face seal, stops cap body inner chamber disinfectant to flow out between seal washer inner edge and medical connector.In addition, in disinfectant, medical connector is carried out disinfection in sterilization process, when cap body inner chamber disinfectant is all vapored away through ventilated membrane by connected entrance in vapour form, the mode that seal washer inner edge contacts with medical connector face seal, make medical connector be in environment aseptic, that be dried.
Described storage tank is that cap body side wall inner surfaces caves inward formation cannelure.Described storage tank is arranged on cap body side wall inner surfaces, the ring-shaped depression of cap body side wall inner surfaces formed, and described seal washer snaps fit onto inside storage tank, and the sealing formed between storage tank and seal washer coordinates.
Described storage tank is that cap body upper surface caves inward formation cannelure.Described storage tank is arranged on the cap body upper surface of cap body, cap body upper end formed towards cap body bottom direction ring-shaped depression, and described seal washer is positioned at inside storage tank.
Described disinfectant cap also includes fixed component, and this fixed component is positioned at cap body connector, and at least some of seal washer is fixed and clamped inside storage tank by fixed component, prevents seal washer from deviating from from cap body inner cavity.When the storage tank that seal washer is positioned at cap body upper surface is internal, needs fixed component to compress seal washer, prevent seal washer from deviating from.Specifically, when the cap body inner chamber of medical connector turnover disinfectant cap, the external force driving seal washer upper and lower displacement can be produced, fixed component is set and contributes to fixing seal packing ring, prevent seal washer from deviating from.
Described disinfectant cap also includes that Obstruct membrane, described Obstruct membrane include Obstruct membrane outer rim, and this Obstruct membrane is film like, conformal it is positioned at cap body connector, Obstruct membrane outer rim is connected with cap body connector inner edge, and when medical connector screws in cap body inner chamber, Obstruct membrane is strutted by medical connector extruding.Described Obstruct membrane uses the sulfuration of medical-grade rubber material to make or use the injection of medical grade thermoplastic elastomer (TPE) material to make.Described Obstruct membrane is provided with the structure facilitating medical connector therethrough into cap body inner chamber, during use, in order to make medical connector insert cap body inner chamber smoothly, this cap body tilts to horizontal direction or is inverted, for making disinfectant cannot flow out from cap body inner chamber, above-mentioned Obstruct membrane stops that at cap body connector disinfectant is passed through, and prevents disinfectant from flowing out from cap body inner chamber.
Described Obstruct membrane is connected as a single entity with seal washer, and Obstruct membrane is the extension to cap body lumen centers direction of the seal washer inner peripheral surface.Described Obstruct membrane and both seal washers are molded into one or sulfuration is integrated, and connect as one and contribute to reducing in manufacture course of products operation, reduce cost of goods manufactured.
The thickness of described Obstruct membrane is successively decreased to center position by Obstruct membrane outer rim, described Obstruct membrane to cap body center position projection for being prone to deformation part, when being prone to deformation part and being extruded by medical connector, it is prone to deformation part bend to cap body bottom direction, when medical connector detaches from cap body inner chamber, it is easy to the rightabout bending bottom cap body of the deformation part.The thickness of described Obstruct membrane outer rim resistivity diaphragm center position wants thickness, because it is overall that thicker Obstruct membrane outer rim can support Obstruct membrane, disinfectant is passed through to make it stop at cap body connector, and the Obstruct membrane of center is relatively thin, medical connector can be made to pass through cap body connector and to insert cap body inner chamber.The thickness of described Obstruct membrane is successively decreased to center position by Obstruct membrane outer rim, Obstruct membrane entirety can be made to have the most restorative.When medical connector through cap body connector after cap body inner chamber detaches, it is prone to deformation part restore to the original state by natural resiliency, this is prone to the average wall thickness average wall thickness less than Obstruct membrane of deformation part, contribute to being prone to the state that deformation part is recovered to extend to cap body center position, stop disinfectant to flow out from cap body inner chamber.When medical connector detaches from cap body inner chamber, but when the two is not separated, described Obstruct membrane lower surface fits with medical connector surface, effectively prevents the outside attached microbial of cap body connector to drop on medical connector surface.
Described Obstruct membrane is provided with, along the radial direction of cap body connector, the tear line divided by Obstruct membrane, and when medical connector enters cap body inner chamber, Obstruct membrane is ftractureed along tear line by medical connector extruding.Described tear line is around the most radial distribution in cap body center, this tear line can be the multiple circular holes or slot run through on Obstruct membrane, in line style after several circular holes or slot connection, when medical connector enters cap body inner chamber, the tear line that Obstruct membrane is formed along circular hole or slot by medical connector extruding ftractures, Obstruct membrane is divided into several piece by tear line, and this tear line is easy to medical connector and is entered cap body inner chamber, reduces intake resistance.Certainly, described tear line can also be the multiple abnormity depressions not run through on Obstruct membrane, and in line style after abnormity depression connection, the tear line that Obstruct membrane is formed along abnormity depression by medical connector extruding ftractures.
Described Obstruct membrane is made up of multiple diaphragms, and this diaphragm is around cap body connector inner edge arranged distribution.Described Obstruct membrane is uniformly distributed around cap body connector inner edge annular by multiple diaphragms, entirety is conformal to be positioned at cap body connector, when medical connector enters cap body inner chamber, the Obstruct membrane of multiple diaphragms composition is easily separated, and reduces the resistance run into when medical connector enters cap body inner chamber.
Being provided with gap between two adjacent diaphragms of described Obstruct membrane, this gap is not more than 1mm.When described Obstruct membrane is made up of multiple diaphragms, between two diaphragms, gap can be set, gap is conducive to reducing the resistance run into when medical connector enters cap body inner chamber, but excesssive gap can make disinfectant overflow from gap, loses the effect that Obstruct membrane stops disinfectant to flow out from cap body inner chamber.So, above-mentioned gap is generally no greater than 1mm, when cap body tilts to horizontal direction or is inverted, the disinfectant of cap body inner chamber cannot be overflowed in the gap between two diaphragms, now the surface tension of disinfectant self, Obstruct membrane are to the adhesive force between adhesive force, disinfectant and the cap body between the support force of disinfectant, cap body support force, disinfectant and Obstruct membrane to disinfectant, making a concerted effort more than or equal to disinfectant self gravitation of five power, it is in poised state.
Two adjacent diaphragms marginal portions of described Obstruct membrane are overlapped, and the part of diaphragm overlap is bonded to each other, and when cap body tilts to horizontal direction or is inverted, this diaphragm stops disinfectant to flow out from cap body inner chamber.Described Obstruct membrane adjacent diaphragms marginal portion is overlapped, a diaphragm is used to push down the form of another diaphragm, or a diaphragm pushes down the form of adjacent two diaphragm, when cap body tilts to horizontal direction or is inverted, disinfectant is because gravity flows to Obstruct membrane direction, the overlapping part of adjacent two diaphragms is tightr by the extruding laminating of disinfectant gravity, and the stable prevention disinfectant of the Obstruct membrane that causes multiple diaphragm form is from the outflow of cap body inner chamber.
Described Obstruct membrane upper surface and/or seal washer inner peripheral surface are provided with multiple micro-protrusions and/or miniature depression, this micro-protrusions and/or miniature depression and add disinfectant and be attached to Obstruct membrane upper surface and/or the area of seal washer inner peripheral surface.The outer surface of described micro-protrusions or the inner surface of miniature depression are attached with disinfectant, Obstruct membrane upper surface or seal washer inner peripheral surface are played sterilization by this disinfectant, when the cap body inner chamber of medical connector turnover disinfectant cap, Obstruct membrane upper surface or seal washer inner peripheral surface are aseptic, the most just cannot pollute the surface of medical connector or make antibacterial enter blood circulation of human body system through medical connector.
Described cap body sidewall includes that cap body side wall inner surfaces, described cap body side wall inner surfaces are provided with the female thread being connected with medical connector external screw thread.Described female thread is cap body sidewall part outwardly, in sequential like or discontinuous form, use threaded engagement can make disinfectant cap and the connection of medical connector more closely, reliable.
Described cap body inner chamber is provided with partition member, this partition member is the extension to cap body center position of the cap body side wall inner surfaces, cap body inner chamber is divided into cap body epicoele and cap body cavity of resorption by partition member, described cap body epicoele stores volatile disinfectant, described cap body cavity of resorption is in communication with the outside by the ventilated membrane on connected entrance, described partition member is provided with weak coupling part, when medical connector screws in cap body inner chamber, the weak coupling part of partition member is connected with cap body cavity of resorption by external force extrusion fracture, cap body epicoele.Described weak coupling part is that partition member local wall thickness is thinning to be formed, and this partition member stops disinfectant directly to contact with ventilated membrane, affects the breathability of ventilated membrane, it is to avoid the disinfectant that before using, cap body inner chamber is prefilled is volatilized through ventilated membrane by connected entrance.During use, when medical connector screws in cap body inner chamber, partition member is ruptured along weak coupling part by medical connector extruding, and now disinfectant is flowed into cap body cavity of resorption by cap body epicoele, and disinfectant can be volatilized through ventilated membrane by connected entrance.
The inclined shape of described partition member, partition member is provided with weak coupling part near one end of cap body connector.Limitation due to medical connector length, when medical connector screws in cap body inner chamber, partition member is extruded by medical connector near one end of cap body connector, along the fracture of weak coupling part, and partition member is not extruded by medical connector away from one end of cap body connector, being connected intact with cap body side wall inner surfaces, the design of this structure not only increases the cap body epicoele storage volume to disinfectant, and it is easy to medical connector extruding partition member, prevent whole partition member from dropping.
Described partition member is provided with the projection prominent to cap body connector direction, and the position that this projection is connected with partition member is provided with weak coupling part.Also due to the limitation of medical connector length, described partition member projection shortens the spacing of medical connector and partition member, and when medical connector screws in cap body inner chamber, this projection is extruded by medical connector, along the fracture of weak coupling part, medical connector extruding partition member is easy in the design of this structure.
The protruding cup-shaped in top end opening inner hollow of described partition member, prominent to cap body connector direction, the inner hollow of this projection increases the cap body inner chamber memory capacity to disinfectant.Described cup-shaped partition member projection further increases the storage volume of disinfectant.
Technique effect:
Described disinfectant enters blood circulation of human body system through medical connector can produce serious medical-risk, so the cap body of disinfectant cap is provided with the ventilated membrane structure of gas-permeable, liquid-impermeable, this ventilated membrane can make the disinfectant of cap body inner cavity evaporate into the external world by ventilated membrane in vapour form, ensureing that the medical connector disinfectant of ordering of situation completely of sterilizing all is volatilized, the medical connector after sterilization is made to be in environment aseptic, that be dried, avoid disinfectant to enter blood circulation of human body system through medical connector, eliminate the serious medical risk that disinfectant is brought.
The cap body of described disinfectant cap utilizes the structure of Obstruct membrane to design, and stops disinfectant to flow out from cap body inner chamber, replaces the effect of sponge in prior art, it is to avoid sponge chip enters blood circulation of human body system through medical connector, eliminates the serious medical risk that chip brings；On the other hand, when medical connector is pulled out inside disinfectant cap, this Obstruct membrane is coated on medical connector surface, slowly delivers to medical connector and completely disengages from disinfectant cap, the microorganism being so possible to prevent the outside attachment of cap body connector is dropped on medical connector surface, it is ensured that the sterilization effect of disinfectant cap.
Accompanying drawing explanation
Fig. 1: this utility model disinfectant cap perspective cut-away structural representation Fig. 1；
Fig. 2: this utility model disinfectant cap medical connector perspective view；
Fig. 3: this utility model disinfectant cap cutting structural representation Fig. 1；
Fig. 4: this utility model disinfectant cap perspective cut-away structural representation Fig. 2；
Fig. 5: this utility model disinfectant cap sectional perspective cutting decomposition texture schematic diagram 1；
Fig. 6: this utility model disinfectant cap sectional perspective cutting decomposition texture schematic diagram 2；
Fig. 7: this utility model disinfectant cap cutting structural representation Fig. 2；
Fig. 8: this utility model disinfectant cap cutting structural representation Fig. 3；
Fig. 9: this utility model disinfectant cap uses state biopsy cavity marker devices structural representation Fig. 1；
Figure 10: this utility model disinfectant cap uses state biopsy cavity marker devices structural representation Fig. 2；
Figure 11: this utility model disinfectant cap Obstruct membrane perspective cut-away structural representation Fig. 1；
Figure 12: this utility model disinfectant cap Obstruct membrane perspective cut-away structural representation Fig. 2；
Figure 13: this utility model disinfectant cap Obstruct membrane perspective cut-away structural representation Fig. 3；
Figure 14: this utility model disinfectant cap Obstruct membrane perspective cut-away structural representation Fig. 4；
Figure 15: this utility model disinfectant cap perspective cut-away decomposition texture schematic diagram；
Figure 16: this utility model disinfectant cap sectional perspective cutting decomposition texture schematic diagram 3；
Figure 17: this utility model disinfectant cap perspective cut-away structural representation Fig. 3；
Figure 18: this utility model disinfectant cap perspective cut-away structural representation Fig. 4；
Figure 19: this utility model disinfectant cap perspective cut-away structural representation Fig. 5；
Figure 20: this utility model disinfectant cap perspective cut-away structural representation Fig. 6；
Figure 21: this utility model disinfectant cap perspective cut-away structural representation Fig. 7；
1. medical connector；11. external screw threads；2. cap body；21. cap body connectors；211. cap body connector inner edges；Bottom 22. cap body；23. cap body sidewalls；231. storage tank；2311. storage tank inner surface；2312. annular protrusion；232. cap body side wall inner surfaces；233. female thread；24. cap body inner chambers；241. partition member；2411. weak coupling part；2412. it is protruding；242. cap body epicoeles；243. cap body cavity of resorptions；25. connected entrances；27. cap body upper surfaces；3. disinfectant；4. Obstruct membrane；42. tear lines；43. gaps；45. are prone to deformation part；46. diaphragms；47. micro-protrusions；48. miniature depressions；49a. Obstruct membrane outer rim；5. sealing part；51. pulling-on pieces；6. ventilated membrane；61. guard blocks；611. interlayer；7. seal member；71. parts easy to break；72. draw rings；8. seal washer；82a. seal washer outer rim；82b. seal washer inner edge；9. fixed component.
Detailed description of the invention
Embodiment 1:
As shown in Figure 1-2, a kind of disinfectant cap, for medical connector 1 is carried out disinfection, including cap body 2 and sealing part 5, described cap body 2 uses high-density polyethylene material injection to make, the overall cup-shaped in upper end open inner hollow, including cap body connector 21, bottom cap body 22 and cap body sidewall 23, described cap body connector 21 includes cap body connector inner edge 211, described cap body sidewall 23 includes cap body side wall inner surfaces 232, bottom described cap body 22 and cap body sidewall 23 jointly surround cap body inner chamber 24, volatile sterilant 3 it is provided with in cap body inner chamber 24, it is specially the ethanol of 75% concentration.Described sealing part 5, for easily to tear aluminium foil film, is sealed in cap body connector 21 top by magnetic induction welding procedure, and described sealing part 5 is provided with is easy to the pulling-on piece 51 that staff grips, and convenient is torn by sealing part 5 when using.
As shown in Figure 3, described disinfectant cap also includes seal washer 8, described seal washer 8 uses the sulfuration of medical-grade rubber material to make, it is specially medical grade nitrile rubber material to make, its shore hardness one in 40HA, 60HA, 70HA, this seal washer 8, in hollow and annular, is positioned at cap body connector 21, and seal washer 8 includes seal washer outer rim 82a and seal washer inner edge 82b.Described seal washer inner edge 82b relies on natural resiliency deformation, formed with medical connector 1 surface and closely cooperate, when medical connector 1 inserts cap body inner chamber 24, seal washer inner edge 82b prevents the disinfectant 3 of cap body inner chamber 24 to flow out between seal washer inner edge 82b and medical connector 1 surface.Described cap body side wall inner surfaces 232 caves inward and forms annular storage tank 231, and it is internal that described seal washer 8 is contained in storage tank 231.Having certain interval between seal washer 8 and storage tank 231 in Fig. 3, mainly for the most more obviously showing storage tank 231, seal washer 8, in reality, seal washer 8 should be interference type with storage tank 231 and is tightly connected.
As shown in Figure 3, serious medical-risk is produced in order to avoid disinfectant 3 enters blood circulation of human body system through medical connector 1, bottom described cap body, 22 are provided with the connected entrance 25 being connected by cap body inner chamber 24 with the external world, the ventilated membrane 6 of gas-permeable, liquid-impermeable it is provided with at described connected entrance 25, described ventilated membrane 6 is the PTFE film of band specific coatings, use welding procedure to fix with connected entrance 25 to be connected, the disinfectant 3 that this ventilated membrane 6 can make cap body inner chamber 24 prefilled is volatilized by vapor form, medical connector 1 is made to be in aseptic, in dry environment, in addition this ventilated membrane 6 can stop external microbe, antibacterial enters cap body inner chamber 24.In order to avoid ventilated membrane 6 damages, disinfectant cap is additionally provided with guard block 61, and this guard block 61 is 22 outside extension bottom cap body; tubulose in both ends open inner hollow; annular is centered around around ventilated membrane 6, it is ensured that before disinfectant cap does not uses, and ventilated membrane 6 is in serviceable condition.In order to avoid the disinfectant 3 within cap body inner chamber 24 before using is vapored away through ventilated membrane 6 by connected entrance 25, described ventilated membrane 6 is outside to be provided with the ventilated membrane 6 seal member 7 to outer closure, described seal member 7 is for easily tearing aluminium foil film, it is sealed in guard block 61 bottom by magnetic induction welding procedure, use for convenience, described seal member 7 and sealing part 5 are connected as one by draw ring 72, during use, only need to pull pulling-on piece 51, sealing part 5 and seal member 7 are torn simultaneously, cap body inner chamber 24 is in communication with the outside by connected entrance 25, cap body connector 21 is opened, disinfectant cap can be used.
Embodiment 2:
As shown in figure 15, a kind of disinfectant cap, for medical connector 1 is carried out disinfection, including cap body 2 and sealing part 5, described cap body 2 uses medical grade polypropylene material injection to make, the overall cup-shaped in upper end open inner hollow, including cap body connector 21, bottom cap body 22 and cap body sidewall 23, described cap body connector 21 includes cap body connector inner edge 211, described cap body sidewall 23 includes cap body side wall inner surfaces 232, bottom described cap body 22 and cap body sidewall 23 jointly surround cap body inner chamber 24, volatile sterilant 3 it is provided with in cap body inner chamber 24, it is specially ethanol or the isopropanol of 70% concentration of 75% concentration, volatile sterilant 3 accounts between the 30%-80% of cap body inner chamber 24 volume.Described sealing part 5 is for easily tearing aluminium foil film, it is sealed in cap body connector 21 top by magnetic induction welding procedure, gripping sealing part 5 for the ease of staff, described sealing part 5 is provided with the pulling-on piece 51 with finger conformal, and described pulling-on piece 51 stretches out for sealing part 5 outer rim local.As shown in figure 15, described cap body side wall inner surfaces 232 is provided with the female thread 233 being connected with medical connector 1 external screw thread 11, cooperated by external screw thread 11 and female thread 233, make medical connector 1 be fixed on cap body inner chamber 24 internal, prevent medical connector 1 from deviating from cap body inner chamber 24.For ease of gripping cap body 2, described cap body sidewall 23 outer surface is provided with anti-slip veins, and described anti-slip veins is the rough lines that cap body sidewall 23 outer surface increases frictional force.Another kind of scheme, described cap body sidewall 23 outer surface does frosted or blasting treatment, strengthens the skid resistance of cap body sidewall 23 outer surface.
As shown in figure 15, described disinfectant cap also includes seal washer 8, described seal washer 8 uses the sulfuration of medical-grade rubber material to make, it is specially medical grade silicone rubber material to make, its shore hardness is a kind of in 30HA, 45HA, 60HA, this seal washer 8, in hollow and annular, is positioned at cap body connector 21, and seal washer 8 includes seal washer outer rim 82a and seal washer inner edge 82b.Cap body upper surface 27 in described cap body 2 caves inward and forms ring-type storage tank 231, described storage tank 231 includes storage tank inner surface 2311, described seal washer 8 is conformal is contained in storage tank 231 inside, and seal washer outer rim 82a is in sealing contact with storage tank inner surface 2311.Described seal washer inner edge 82b relies on natural resiliency deformation, forms crush seal with medical connector 1 surface, when medical connector 1 screws in cap body inner chamber 24, stops the disinfectant 3 within cap body inner chamber 24 to flow out between seal washer inner edge 82b and medical connector 1 surface.In order to prevent seal washer 8 from deviating from from cap body inner chamber 24, described disinfectant cap also includes fixed component 9, described fixed component 9 uses medical grade polypropylene material injection to make, overall in hollow and annular, the outwardly formation in this fixed component 9 lower surface local projection, this projection is provided with welding muscle, welding muscle angle is specially 45 °, 60 °, one in 90 ° or 120 °, described fixed component 9 is connected by ultrasonic welding process and storage tank inner surface 2311 bottom surface are fixing, seal washer 8 is fixed and clamped inside storage tank 231, prevent seal washer 8 from deviating from from cap body inner chamber 24.Described seal washer outer rim 82a upper surface caves inward and forms ring-shaped groove, described fixed component 9 is contained in seal washer outer rim 82a groove, and this seal washer outer rim 82a channel bottom is provided with and allows the protruding through hole through seal washer outer rim 82a of fixed component 9.In order to strengthen sealing between seal washer 8 and storage tank 231, described storage tank inner surface 2311 bottom surface is additionally provided with annular protrusion 2312, and this annular protrusion 2312 uses linear sealing form interference seal to coordinate with seal washer 8 lower surface.
As shown in figure 15, serious medical-risk can be produced in order to avoid disinfectant 3 enters blood circulation of human body system through medical connector 1, bottom described cap body, 22 are provided with the connected entrance 25 being connected by cap body inner chamber 24 with the external world, the ventilated membrane 6 of gas-permeable, liquid-impermeable it is provided with at described connected entrance 25, described ventilated membrane 6 is the PTFE film of band specific coatings, use welding procedure to fix with connected entrance 25 to be connected, the disinfectant 3 that this ventilated membrane 6 can make cap body inner chamber 24 prefilled is volatilized by vapor form, medical connector 1 is made to be in aseptic, in dry environment, in addition this ventilated membrane 6 stops external microbe, antibacterial enters cap body inner chamber 24.In order to avoid ventilated membrane 6 damages; described disinfectant cap also includes that guard block 61, described guard block 61 use the injection of medical grade polypropylene material to make, in the tubulose of both ends open inner hollow; described guard block 61 top is fixing with bottom cap body 22 to be connected, and opens to the outside world in bottom.This guard block 61 top is provided with welding muscle, and welding muscle angle is specially the one in 45 °, 60 °, 90 ° or 120 °, and bottom guard block 61 top and cap body, 22 employing ultrasonic welding processes are sealedly and fixedly connected.Additionally, bottom described cap body 22 be provided with accommodate guard block 61 welding muscle groove, it is simple to guard block 61 assembles and positions.The disinfectant 3 prefilled in order to avoid cap body inner chamber 24 before using is volatilized through ventilated membrane 6 by connected entrance 25; described disinfectant cap also includes seal member 7; this seal member 7 is overall in elongate shape, and specially guard block 61 bottom is downwardly extending, can be by guard block 61 bottom end closure.This seal member 7 position that is connected with guard block 61 is provided with part 71 easy to break, and this part 71 easy to break is formed for seal member 7 local wall thickness is thinning.During use, hand forces in seal member 7, and this seal member 7 can fracture along part 71 easy to break, makes cap body inner chamber 24 be in communication with the outside through ventilated membrane 6 by connected entrance 25, the disinfectant 3 of vapor form evaporate into the external world by connected entrance 25 through ventilated membrane 6, it is to avoid disinfectant 3 remains on medical connector 1.
As shown in figure 11, described disinfectant cap also includes Obstruct membrane 4, and this Obstruct membrane 4 entirety is the shape of thin film, including Obstruct membrane outer rim 49a.As shown in figure 13, in order to reduce operation in manufacture course of products, reducing cost of goods manufactured, described Obstruct membrane 4 is the extension to cap body inner chamber 24 center position of the 82b surface, seal washer inner edge, and Obstruct membrane 4 is one-body molded with seal washer 8.In order to reduce resistance when medical connector 1 enters cap body inner chamber 24, described Obstruct membrane 4 is made up of multiple diaphragms 46, and described diaphragm 46 is around cap body connector inner edge 211 arranged distribution, the overall shape in thin film, the Obstruct membrane 4 of multiple diaphragms 46 composition is easier to strut, and reduces intake resistance.Being provided with gap 43 between 4 two adjacent diaphragms 46 of described Obstruct membrane, this gap 43 is 1mm.As shown in Figure 7 and Figure 8, when cap body 2 tilts to horizontal direction or is inverted, owing to the now surface tension of disinfectant 3 self, Obstruct membrane 4 are to the adhesive force between adhesive force, disinfectant 3 and the cap body 2 between the support force of disinfectant 3, the cap body 2 support force, disinfectant 3 and Obstruct membrane 4 to disinfectant 3, making a concerted effort more than or equal to disinfectant 3 self gravitation of five power, described disinfectant 3 cannot flow out from Obstruct membrane 4 gap 43.Such as Fig. 7, Fig. 8, Fig. 9, shown in Figure 10 and Figure 11, the average thickness of described Obstruct membrane 4 is 0.3mm, the thickness of Obstruct membrane 4 is successively decreased to center position by Obstruct membrane outer rim 49a, Obstruct membrane 4 to cap body 2 center position projection for being prone to deformation part 45, this is prone to the wall thickness average wall thickness less than Obstruct membrane 4 of deformation part 45, contribute to being prone to deformation part 45 to be deformed upon by medical connector 1 extruding, the wall thickness of described Obstruct membrane outer rim 49a is more than the average wall thickness of Obstruct membrane 4, contribute to stretching and be prone to deformation part 45, it is made to recover the state extended to cap body 2 center position.During use, sealing part 5 is removed, one hands grips medical connector 1, another hands grips cap body 2, when cap body 2 is tilted to horizontal direction or is inverted, now Obstruct membrane 4 stops disinfectant 3 to flow out from cap body inner chamber 24, when medical connector 1 screws in cap body inner chamber 24, it is easy to deformation part 45 is pressed against 22 directions bottom cap body by medical connector 1 and bends；When medical connector 1 screws out from cap body inner chamber 24, drive and be prone to deformation part 45 rightabout bending of 22 bottom cap body, now Obstruct membrane 4 lower surface fits with medical connector 1 surface, effectively prevents the outside attached microbial of cap body connector 21 to drop on medical connector 1 surface；When medical connector 1 is after cap body inner chamber 24 screws out, it is easy to deformation part 45 restores to the original state by natural resiliency.
As shown in figure 13, described Obstruct membrane 4 upper surface is provided with multiple micro-protrusions 47 and miniature depression 48, 82b surface, described seal washer inner edge is provided with multiple micro-protrusions 47 and miniature depression 48, this micro-protrusions 47 is the outwardly part of the outwardly part of Obstruct membrane 4 upper surface and 82b surface, seal washer inner edge, the part that this miniature depression 48 is the part that caves inward of Obstruct membrane 4 upper surface and 82b surface, seal washer inner edge caves inward, this micro-protrusions 47, miniature depression 48 adds disinfectant 3 and is attached to Obstruct membrane 4 upper surface and the area on 82b surface, seal washer inner edge.Before sealing part 5 closes cap body connector 21, between Obstruct membrane 4 upper surface and sealing part 5 in lacuna preliminary filling equipped with disinfectant 3, disinfectant 3 can be attached to Obstruct membrane 4 upper surface and 82b surface, seal washer inner edge, Obstruct membrane 4 upper surface and 82b surface, seal washer inner edge are played sterilization, prevents the outside attached microbial of cap body connector 21 from dropping on medical connector 1 surface.
Embodiment 3:
As shown in figure 16, a kind of disinfectant cap, for medical connector 1 is carried out disinfection, including cap body 2 and sealing part 5, described cap body 2 uses medical grade polypropylene material injection to make, the overall cup-shaped in upper end open inner hollow, including cap body connector 21, bottom cap body 22 and cap body sidewall 23, described cap body connector 21 includes cap body connector inner edge 211, described cap body sidewall 23 includes cap body side wall inner surfaces 232, bottom described cap body 22 and cap body sidewall 23 jointly surround cap body inner chamber 24, volatile sterilant 3 it is provided with in cap body inner chamber 24, it is specially the isopropanol of 70% concentration, volatile sterilant 3 accounts for the 70% of cap body inner chamber 24 volume.As shown in Figure 7 and Figure 8, described sealing part 5 uses the sulfuration of medical-grade rubber material to make, sealing part 5 relies on natural resiliency deformation, crush seal is formed with cap body connector inner edge 211, described sealing part 5 is additionally provided with the pulling-on piece 51 with finger conformal, and this pulling-on piece 51 is the extension that sealing part 5 outer rim local is outside.As shown in figure 16, described cap body side wall inner surfaces 232 is provided with the female thread 233 being connected with medical connector 1 external screw thread 11.
As shown in figure 16, described disinfectant cap also includes that seal washer 8, described seal washer 8 use the injection of medical grade thermoplastic elastomer (TPE) material to make, and this seal washer 8 is in hollow and annular, being positioned at cap body connector 21, seal washer 8 includes seal washer outer rim 82a and seal washer inner edge 82b.Cap body upper surface 27 in described cap body 2 caves inward and forms annular storage tank 231, described storage tank 231 includes storage tank inner surface 2311, described seal washer 8 is conformal is contained in storage tank 231 inside, and described seal washer outer rim 82a is in sealing contact with storage tank inner surface 2311.Described seal washer inner edge 82b relies on natural resiliency deformation, formed with medical connector 1 surface and closely cooperate, when medical connector 1 screws in cap body inner chamber 24, seal washer inner edge 82b prevents the disinfectant 3 of cap body inner chamber 24 to flow out between seal washer inner edge 82b and medical connector 1 surface.In order to prevent seal washer 8 from deviating from from cap body inner chamber 24, described disinfectant cap also includes fixed component 9, described fixed component 9 uses medical grade polypropylene material injection to make, overall in hollow and annular, it is protruding that described fixed component 9 lateral wall is provided with annular sidewall, described holding tank 231 sidewall is provided with the sidewall notches corresponding with projected side wall, by the mutual male-female engagement of sidewall notches of the projected side wall of fixed component 9 Yu storage tank 231, is fixed and clamped inside storage tank 231 by seal washer 8.Described seal washer outer rim 82a upper surface caves inward and forms the recessed circle of annular accommodating fixed component 9.
As shown in Figure 12 and Figure 16, described disinfectant cap also includes that Obstruct membrane 4, described Obstruct membrane 4 are the extension to cap body inner chamber 24 center position of the 82b surface, seal washer inner edge, and Obstruct membrane 4 is one-body molded with seal washer 8, this Obstruct membrane 4 entirety is the shape of thin film, including Obstruct membrane outer rim 49a.When cap body 2 tilts to horizontal direction or is inverted, now Obstruct membrane 4 stops disinfectant 3 to flow out from cap body inner chamber 24.Cap body inner chamber 24 resistance is entered in order to reduce medical connector 1, described Obstruct membrane 4 is provided with tear line 42 along the radial direction of cap body connector 21, tear line 42 is distributed around cap body 2 center annular, tear line 42 is the multiple miniature circular hole run through on Obstruct membrane 4, in line style after the connection of several miniature circular holes, when medical connector 1 screws in cap body inner chamber 24, Obstruct membrane 4 is extruded by medical connector 1 and ftractures along tear line 42, Obstruct membrane 4 is divided into several piece by tear line 42, make Obstruct membrane 4 be easier to strut, reduce intake resistance.Another kind of scheme, described tear line 42 is the multiple miniature slot run through on Obstruct membrane 4, in line style after the connection of several miniature slots.
As shown in Figure 4, described cap body sidewall 23 is provided with the connected entrance 25 being connected by cap body inner chamber 24 with the external world, is provided with the ventilated membrane 6 of gas-permeable, liquid-impermeable at described connected entrance 25, and described ventilated membrane 6 is the PTFE film of band specific coatings, uses welding procedure to be connected with connected entrance 25.In order to avoid ventilated membrane 6 damages, also including guard block 61, this guard block 61 tubulose in both ends open inner hollow, guard block 61 one end is connected by concave-convex fit structure is fixing with cap body sidewall 23 outer surface, and the other end is opened to the outside world.In order to prevent ventilated membrane 6 from damaging further, described guard block 61 one end of opening to the outside world is provided with netted interlayer 611, and this interlayer 611 can effectively prevent ventilated membrane 6 from damaging.In order to avoid before using, the prefilled disinfectant of cap body inner chamber 24 3 is vapored away through ventilated membrane 6 by connected entrance 25, described ventilated membrane 6 is outside to be provided with the ventilated membrane 6 seal member 7 to outer closure, and described seal member 7 is for easily tearing aluminium foil film.
Embodiment: 4
As shown in Fig. 6 and Figure 17, a kind of disinfectant cap, for medical connector 1 is carried out disinfection, including cap body 2 and sealing part 5, described cap body 2 uses medical grade polypropylene material injection to make, the overall cup-shaped in upper end open inner hollow, including cap body connector 21, bottom cap body 22 and cap body sidewall 23, described cap body connector 21 includes cap body connector inner edge 211, described cap body sidewall 23 includes cap body side wall inner surfaces 232, bottom described cap body 22 and cap body sidewall 23 jointly surround cap body inner chamber 24, volatile sterilant 3 it is provided with in cap body inner chamber 24, it is specially the isopropanol of 70% concentration, volatile sterilant 3 accounts for the 50% of cap body inner chamber 24 volume.Described sealing part 5 is for easily to tear aluminium foil film, and described sealing part 5 is sealed in cap body connector 21 top.As shown in Figure 6, described cap body side wall inner surfaces 232 is provided with the female thread 233 being connected with medical connector 1 external screw thread 11, described female thread 233 is in discontinuous form, the multiple point-like portion connection protruded to cap body inner chamber 24 center position by cap body sidewall 23 is formed, when the female thread 233 of discontinuous form is connected with medical connector 1 external screw thread 11, can produce desultory interval, this interval contributes to disinfectant 3 and medical connector 1 external screw thread 11 carries out infiltration sterilization.Certainly, described female thread 233 can also be common sequential like female thread 233.
As shown in Figure 6, described disinfectant cap also includes that seal washer 8, described seal washer 8 use the sulfuration of medical grade silicone rubber material to make, and this seal washer 8 is in hollow and annular, being positioned at cap body connector 21, seal washer 8 includes seal washer outer rim 82a and seal washer inner edge 82b.The cap body upper surface 27 of described cap body 2 is provided with storage tank 231, and described seal washer 8 is conformal is contained in storage tank 231 inside, and seal washer outer rim 82a is in sealing contact with storage tank inner surface 2311.Described seal washer inner edge 82b coordinates with medical connector 1 face seal, when medical connector 1 screws in cap body inner chamber 24, prevents cap body inner chamber 24 disinfectant 3 to flow out between seal washer inner edge 82b and medical connector 1 surface.In order to prevent seal washer 8 from deviating from from cap body inner chamber 24, described disinfectant cap also includes fixed component 9, described fixed component 9 uses medical grade polypropylene material injection to make, overall in hollow and annular, this fixed component 9 is connected by concave-convex fit structure is fixing with storage tank 231, seal washer 8 is fixed and clamped in storage tank 231, prevents seal washer 8 from the internal abjection of cap body inner chamber 24.
As shown in figure 14, described disinfectant cap also includes that Obstruct membrane 4, described Obstruct membrane 4 are the extension to cap body inner chamber 24 center position of the 82b surface, seal washer inner edge, and Obstruct membrane 4 is one-body molded with seal washer 8, this Obstruct membrane 4 entirety is the shape of thin film, including Obstruct membrane outer rim 49a.When cap body 2 tilts or inversion to horizontal direction, and now Obstruct membrane 4 stops disinfectant 3 to flow out from cap body inner chamber 24.Entering cap body inner chamber 24 resistance to reduce medical connector 1, described Obstruct membrane 4 is made up of multiple diaphragms 46, and the plurality of diaphragm 46 is around cap body connector inner edge 211 arranged distribution, and the Obstruct membrane 4 of multiple diaphragms 46 composition is easier to strut, and reduces intake resistance.The marginal portion of described 4 two adjacent diaphragms 46 of Obstruct membrane is overlapped, the part of diaphragm 46 overlap is bonded to each other, laminating type is specially a diaphragm 46 edge upper surface and fits with adjacent diaphragms 46 rim under surface, can also be that one end, diaphragm 46 edge upper surface is fitted with adjacent diaphragms 46 rim under surface, other end lower surface and the laminating of adjacent diaphragms 46 edge upper surface, when cap body connector 21 tilts to horizontal direction or is inverted, this Obstruct membrane 4 not only stops disinfectant 3 to flow out from cap body inner chamber 24, Obstruct membrane 4 diaphragm 46 part overlapping with diaphragm 46 is tightr by the extruding laminating of disinfectant 3 gravity, disinfectant 3 is stoped to flow out from cap body inner chamber 24 further.
As shown in Figure 5, bottom described cap body, 22 are provided with the connected entrance 25 being connected by cap body inner chamber 24 with the external world, the ventilated membrane 6 of gas-permeable, liquid-impermeable it is provided with at described connected entrance 25, described ventilated membrane 6 is the PTFE film of band specific coatings, use welding procedure to fix with connected entrance 25 to be connected, the disinfectant 3 that this ventilated membrane 6 can make cap body inner chamber 24 prefilled is volatilized by vapor form, makes medical connector 1 be in aseptic, dry environment, and this ventilated membrane 6 stops external microbe, antibacterial to enter cap body inner chamber 24 in addition.In order to avoid ventilated membrane 6 damages; described disinfectant cap also includes guard block 61; described guard block 61 uses the injection of medical grade polypropylene material to make; tubulose in both ends open inner hollow; described guard block 61 top is connected by concave-convex fit structure is fixing with bottom cap body 22, opens to the outside world in bottom.The disinfectant 3 prefilled in order to avoid cap body inner chamber 24 before using is volatilized through ventilated membrane 6 by connected entrance 25; described disinfectant cap also includes seal member 7; this seal member 7 is overall in elongate shape, and specially guard block 61 bottom is downwardly extending, can be by guard block 61 bottom end closure.This seal member 7 position that is connected with guard block 61 is provided with and is easy to the part easy to break 71 that seal member 7 fractures.
As shown in figure 17, the disinfectant 3 prefilled in order to avoid cap body inner chamber 24 before using passes through connected entrance 25 and ventilated membrane 6 Long Term Contact, affect the permeability of ventilated membrane 6, described cap body inner chamber 24 is provided with partition member 241, described partition member 241 is horizontal, this partition member 241 is the cap body side wall inner surfaces 232 extension to cap body 2 center position, cap body inner chamber 24 is divided into cap body epicoele 242 and cap body cavity of resorption 243 by partition member 241, described cap body epicoele 242 stores volatile disinfectant 3, described connected entrance 25 is positioned at cap body cavity of resorption 243, ventilated membrane 6 can make cap body cavity of resorption 243 be in communication with the outside.During use, for the ease of medical connector 1 by partition member 241 extrusion fracture, make cap body epicoele 242 store disinfectant 3 and flow into cap body cavity of resorption 243, described partition member 241 is provided with weak coupling part 2411, described weak coupling part 2411 is positioned at partition member 241 center, is formed by partition member 241 local wall thickness is thinning.
Another kind of scheme, in order to increase cap body epicoele 242 to disinfectant 3 storage volume, medical connector 1 is made to extrude partition member 241 smoothly, as shown in figure 18, the described inclined shape of partition member 241, partition member 241 is provided with weak coupling part 2411 near one end of cap body connector 21, and described weak coupling part 2411 is the partition member 241 thinning formation of local wall thickness.When medical connector 1 screws in cap body inner chamber 24, owing to partition member 241 is nearer near one end of cap body connector 21 distance medical connector 1, being first subjected to medical connector 1 extrude, partition member 241 ruptures along weak coupling part 2411, and disinfectant 3 is flowed into cap body cavity of resorption 243 by cap body epicoele 242；Due to partition member 241 away from cap body connector 21 one end distance medical connector 1 farther out, it is not affected by medical connector 1 to extrude, partition member 241 is connected intact away from cap body connector 21 one end with cap body side wall inner surfaces 232, prevents whole partition member 241 from falling into cap body cavity of resorption 243.
Another kind of scheme, in order to increase cap body epicoele 242 to disinfectant 3 storage volume, medical connector 1 is made to extrude partition member 241 smoothly, as shown in figure 19, described partition member 241 is provided with the projection 2412 prominent to cap body connector 21 direction, described protruding 2412 are positioned at partition member 241 center, this projection 2412 inverted cup-shaped that 241 upper surfaces protrude in partition member, the position that this projection 2412 is connected with partition member 241 is provided with weak coupling part 2411, and described weak coupling part 2411 is the partition member 241 thinning formation of local wall thickness.Described partition member 241 projection 2412 shortens the spacing of medical connector 1 and partition member 241, when medical connector 1 screws in cap body inner chamber 24, this projection 2412 is extruded by medical connector 1, partition member 241 ruptures along weak coupling part 2411, and disinfectant 3 is flowed into cap body cavity of resorption 243 by cap body epicoele 242.As shown in figure 20, described protruding 2412 cup-shapeds of upright setting that 241 upper surfaces protrude in partition member, the cup chamber of upright cup-shaped is conducive to increasing cap body epicoele 242 and stores the capacity of disinfectant 3.As shown in figure 21, the described protruding 2412 inverted cup-shapeds that 241 upper surfaces protrude in partition member, and at the bottom of cup, it is being provided with pit, described pit can increase cap body epicoele 242 further to disinfectant 3 storage volume.
Claims (22)
- null1. a disinfectant cap，For medical connector (1) is carried out disinfection，Including cap body (2) and sealing part (5)，Described cap body (2) includes cap body connector (21)、(22) and cap body sidewall (23) bottom cap body，Described cap body connector (21) includes cap body connector inner edge (211)，The cavity that bottom described cap body, (22) and cap body sidewall (23) surround jointly is cap body inner chamber (24)，This cap body inner chamber (24) stores volatile disinfectant (3)，Described sealing part (5) closes cap body connector (21)，Stop cap body inner chamber (24) and extraneous contact，It is characterized in that，Described cap body (2) is provided with at least one connected entrance (25) being connected by cap body inner chamber (24) with the external world，Described connected entrance (25) place is provided with the ventilated membrane (6) of gas-permeable, liquid-impermeable.
- Disinfectant cap the most according to claim 1, it is characterised in that also include guard block (61); this guard block (61) tubulose in both ends open inner hollow; being positioned at ventilated membrane (6) outside, this guard block (61) is used for protecting ventilated membrane (6), it is to avoid ventilated membrane (6) damages.
- Disinfectant cap the most according to claim 1 and 2, it is characterized in that, described ventilated membrane (6) is outside to be provided with the ventilated membrane (6) seal member (7) to external seal, and this seal member (7) stops cap body inner chamber (24) by connected entrance (25) through ventilated membrane (6) and extraneous contact.
- Disinfectant cap the most according to claim 3, it is characterized in that, described seal member (7) is provided with part easy to break (71), and seal member (7) stress tailing edge part easy to break (71) fractures, and makes cap body inner chamber (24) be in communication with the outside through ventilated membrane (6) by connected entrance (25).
- 5. according to the arbitrary described disinfectant cap of claim 1,2,4, it is characterized in that, also include seal washer (8), described seal washer (8) includes seal washer outer rim (82a) and seal washer inner edge (82b), this seal washer (8) is in hollow and annular, being positioned at cap body connector (21) place, seal washer inner edge (82b) contacts with medical connector (1) face seal.
- Disinfectant cap the most according to claim 5, it is characterized in that, described cap body (2) is provided with the storage tank (231) accommodating seal washer (8), described storage tank (231) includes that storage tank inner surface (2311), described seal washer outer rim (82a) are in sealing contact with storage tank inner surface (2311).
- Disinfectant cap the most according to claim 6, it is characterised in that described storage tank (231) is that cap body side wall inner surfaces (232) caves inward formation cannelure.
- Disinfectant cap the most according to claim 6, it is characterised in that described storage tank (231) is that cap body upper surface (27) caves inward formation cannelure.
- Disinfectant cap the most according to claim 8, it is characterized in that, also include fixed component (9), this fixed component (9) is positioned at cap body connector (21) place, at least some of seal washer (8) is fixed and clamped internal at storage tank (231) by fixed component (9), prevents seal washer (8) from the internal abjection of cap body inner chamber (24).
- Disinfectant cap the most according to claim 9, it is characterized in that, also include Obstruct membrane (4), described Obstruct membrane (4) includes Obstruct membrane outer rim (49a), this Obstruct membrane (4) in film like, conformal cap body connector (21) place that is positioned at, Obstruct membrane outer rim (49a) is connected with cap body connector inner edge (211), when medical connector (1) screws in cap body inner chamber (24), Obstruct membrane (4) is strutted by medical connector (1) extruding.
- 11. disinfectant caps according to claim 10, it is characterised in that described Obstruct membrane (4) is connected as a single entity with seal washer (8), Obstruct membrane (4) is the extension to cap body inner chamber (24) center position of seal washer inner edge (82b) surface.
- 12. disinfectant caps according to claim 11, it is characterized in that, the thickness of described Obstruct membrane (4) is successively decreased to center position by outer rim, described Obstruct membrane (4) to cap body (2) center position projection for being prone to deformation part (45), when being prone to deformation part (45) and being extruded by medical connector (1), it is prone to deformation part (45) (22) direction bending bottom cap body, when medical connector (1) detaches from cap body inner chamber (24), it is easy to deformation part (45) is the rightabout bending of (22) bottom cap body.
- 13. disinfectant caps according to claim 12, it is characterized in that, described Obstruct membrane (4) is provided with, along the radial direction of cap body connector (21), the tear line (42) divided by Obstruct membrane (4), when medical connector (1) enters cap body inner chamber (24), Obstruct membrane (4) is ftractureed along tear line (42) by medical connector (1) extruding.
- 14. disinfectant caps according to claim 12, it is characterised in that described Obstruct membrane (4) is made up of multiple diaphragms (46), this diaphragm (46) is around cap body connector inner edge (211) arranged distribution.
- 15. disinfectant caps according to claim 14, it is characterised in that be provided with gap (43) between (4) two adjacent diaphragms (46) of described Obstruct membrane, this gap (43) are not more than 1mm.
- 16. disinfectant caps according to claim 14, it is characterized in that, (4) two adjacent diaphragms (46) marginal portions of described Obstruct membrane are overlapped, the part of diaphragm (46) overlap is bonded to each other, when cap body (2) tilts to horizontal direction or is inverted, this diaphragm (46) stops disinfectant (3) to flow out from cap body inner chamber (24).
- 17. according to the arbitrary described disinfectant cap of claim 10-16, it is characterized in that, described Obstruct membrane (4) upper surface and/or seal washer inner edge (82b) surface are provided with multiple micro-protrusions (47) and/or miniature depression (48), this micro-protrusions (47) and/or miniature depression (48) and add disinfectant (3) and be attached to Obstruct membrane (4) upper surface and/or the area on seal washer inner edge (82b) surface.
- 18. disinfectant caps according to claim 17, it is characterized in that, described cap body sidewall (23) includes that cap body side wall inner surfaces (232), described cap body side wall inner surfaces (232) are provided with the female thread (233) being connected with medical connector (1) external screw thread (11).
- null19. disinfectant caps according to claim 18，It is characterized in that，Described cap body inner chamber (24) is provided with partition member (241)，This partition member (241) is the cap body side wall inner surfaces (232) extension to cap body (2) center position，Cap body inner chamber (24) is divided into cap body epicoele (242) and cap body cavity of resorption (243) by partition member (241)，Described cap body epicoele (242) stores volatile disinfectant (3)，Described cap body cavity of resorption (243) is in communication with the outside by the ventilated membrane (6) on connected entrance (25)，Described partition member (241) is provided with weak coupling part (2411)，When medical connector (1) screws in cap body inner chamber (24)，The weak coupling part (2411) of partition member (241) is by external force extrusion fracture，Cap body epicoele (242) is connected with cap body cavity of resorption (243).
- 20. disinfectant caps according to claim 19, it is characterised in that described partition member (241) inclined shape, partition member (241) is provided with weak coupling part (2411) near one end of cap body connector (21).
- 21. disinfectant caps according to claim 19, it is characterized in that, described partition member (241) is provided with the projection (2412) prominent to cap body connector (21) direction, and the position that this projection (2412) is connected with partition member (241) is provided with weak coupling part (2411).
- 22. disinfectant caps according to claim 21, it is characterized in that, protruding (2412) cup-shaped in top end opening inner hollow of described partition member (241), prominent to cap body connector (21) direction, the inner hollow of this projection (2412) increases the cap body inner chamber (24) memory capacity to disinfectant (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620200962.6U CN205549224U (en) | 2016-03-16 | 2016-03-16 | Disinfectant cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620200962.6U CN205549224U (en) | 2016-03-16 | 2016-03-16 | Disinfectant cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205549224U true CN205549224U (en) | 2016-09-07 |
Family
ID=56817759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620200962.6U Active CN205549224U (en) | 2016-03-16 | 2016-03-16 | Disinfectant cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205549224U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198823A (en) * | 2016-03-16 | 2017-09-26 | 北京万生人和科技有限公司 | A kind of disinfectant cap |
| CN108114299A (en) * | 2018-01-24 | 2018-06-05 | 台州市路桥瑞豪科技有限公司 | A kind of disinfection cap stopper, cap stopper component and its processing technology |
| CN113149277A (en) * | 2021-04-19 | 2021-07-23 | 天津市远大工贸有限公司 | Filter element, sealing assembly and coffee machine |
| DE102022101151A1 (en) | 2022-01-19 | 2023-07-20 | B. Braun Melsungen Aktiengesellschaft | Cap for an enteral conduction set connector and conduction set with a cap |
-
2016
- 2016-03-16 CN CN201620200962.6U patent/CN205549224U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198823A (en) * | 2016-03-16 | 2017-09-26 | 北京万生人和科技有限公司 | A kind of disinfectant cap |
| CN107198823B (en) * | 2016-03-16 | 2023-09-15 | 北京万生人和科技有限公司 | Sterilizing cap |
| CN108114299A (en) * | 2018-01-24 | 2018-06-05 | 台州市路桥瑞豪科技有限公司 | A kind of disinfection cap stopper, cap stopper component and its processing technology |
| CN108114299B (en) * | 2018-01-24 | 2024-02-06 | 台州市路桥瑞豪科技有限公司 | Disinfection cap plug, cap plug assembly and processing technology of cap plug assembly |
| CN113149277A (en) * | 2021-04-19 | 2021-07-23 | 天津市远大工贸有限公司 | Filter element, sealing assembly and coffee machine |
| DE102022101151A1 (en) | 2022-01-19 | 2023-07-20 | B. Braun Melsungen Aktiengesellschaft | Cap for an enteral conduction set connector and conduction set with a cap |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205549223U (en) | Disinfectant cap | |
| US20230105566A1 (en) | Sanitizing caps for medical connectors | |
| US11224731B2 (en) | Needleless valve infection prevention and pre-opening device | |
| EP3240732B1 (en) | Individually sealed antiseptic applicators | |
| EP3628367B1 (en) | Disinfection cap for disinfecting a male luer end of an infusion therapy device | |
| CN205549224U (en) | Disinfectant cap | |
| US10029087B2 (en) | Disinfection device for connectors | |
| US10238856B2 (en) | Port and surface cleaning devices and techniques | |
| CN107377492A (en) | Device Port Cleaner | |
| KR20120067343A (en) | Cap for a male luer connector and having disinfecting means for female luer connector | |
| CN101618384A (en) | Cleaning tool | |
| WO2014049781A1 (en) | Barrel for pre-filled syringe, puncture device for pre-filled syringe, pre-filled syringe and barrel packaging body for pre-filled syringe | |
| WO2017158805A1 (en) | Syringe assembly, syringe assembly packaging, and prefilled syringe | |
| CN103007387A (en) | Detaining needle port protection cap | |
| CN107198823A (en) | A kind of disinfectant cap | |
| CN203208356U (en) | Multifunctional safety infusion bottle | |
| CN204864013U (en) | Medical infusion bottleneck visor | |
| CN107198822A (en) | A kind of disinfectant cap | |
| CN210750609U (en) | Infection-preventing infusion connector for hospital | |
| CN204073034U (en) | A kind of antibacterial conduit bag | |
| CN103007386A (en) | Detaining needle port protection cap | |
| CN218961372U (en) | Disposable needleless closed transfusion interface sterilizing device | |
| CN203001578U (en) | Remaining needle end mouth protective cap | |
| CN220327788U (en) | Medical cap | |
| CN203001579U (en) | Remaining needle port protective cap |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |