CN1925923A - Dose delivery system - Google Patents
Dose delivery system Download PDFInfo
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- CN1925923A CN1925923A CN 200580006157 CN200580006157A CN1925923A CN 1925923 A CN1925923 A CN 1925923A CN 200580006157 CN200580006157 CN 200580006157 CN 200580006157 A CN200580006157 A CN 200580006157A CN 1925923 A CN1925923 A CN 1925923A
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Abstract
The present invention is directed to a unit dose delivery system for flowable substances. The delivery system or applicator of the present invention allows storage, mixing and well controlled dispensing of multi-material component substances.
Description
Technical field
The present invention relates to a kind of UD transfer system that is used for flowable mass.Transfer system of the present invention or application member allow storage, the mixing of many material compositions material and control appropriate distribution.
Background technology
As dose delivery system, use the standard syringes structure usually.The syringe construction that one of them shortcoming of standard syringe structure is to have the finger plate that is used for product distribution need change hand griping position when changing between distribution and treatment.This brings inconvenience to the dentist.Also exist on the market and be used for the treatment of the syringe tip that tooth can be fit to standard syringe (for example using road strategic point latching connector (Luer-lock coupling)).Yet these tips only are used for material is spread to the surface usually, and the mechanical force that is not sufficient to provide enough is to the surface.
In addition, some transfer systems are not used in the storage and the device of mixed material composition, and therefore when transmitting when just needing before must be by use raw materials mixed to become the material that branch constitutes, these transfer systems are just not too convenient.In this case, at first the material composition mixing then must be recharged in the system.This has demonstrated the deficiency aspect preparation and cleaning length.
In addition, some transfer systems that can store and mix many material compositions material are not used in the appropriate sealing means of material composition.
Therefore, have the needs to improved dose delivery system and method, these improved dose delivery systems and method can provide improved operation, expend minimum effort and are prepared and provide the controlled transmission of material and the flexibility of using two aspects.
Summary of the invention
The purpose of this invention is to provide multiple improved system and corresponding method thereof.This purpose can realize with the feature of claim.
The present invention has superiority, because this transfer system is designed so that with singlehanded and allow to distribute under the situation that does not change hand griping position and can treat.The present invention can be designed to grasping as pen or dental instrument.
The present invention has superiority, because this transfer system provides the accurate controlled distribution of material.
The present invention has superiority, because the material composition of material can be pre-charged with and be stored in this transfer system, then mixes automatically in this system before use or between the operating period.Therefore, do not need effort to be prepared.Certainly, because transfer system of the present invention is disposable, do not cost the power purging system after the use.
The present invention is flexibly, because a kind of transfer system is provided, it also can be used in and mixes with to distribute must be the operation that separates, promptly two go on foot such situation of operating.
Thereby the present invention also provides and only closely seals material composition with paillon foil and need not to use additional parts, for example advantage of plug seal body design.
Description of drawings
From the accompanying drawing of the following description and the preferred embodiment of the present invention, will know more superiority.
Fig. 1 is the perspective view of transfer system embodiment of the present invention.
Fig. 2 is (from the bottom) embodiment illustrated in fig. 1 another perspective view.
Fig. 3 is the sectional view of transfer system embodiment of the present invention.
Fig. 4 A is the sectional view that is in the sealing device embodiment of the present invention of detent position.
Fig. 4 B is the sectional view that is in the sealing device embodiment of the present invention of release position.
Fig. 5 is the perspective view of another embodiment of transfer system of the present invention.
Fig. 5 A is the perspective view of the actuating device of embodiment shown in Fig. 5.
Fig. 6 is the perspective view with embodiment of the invention of additional storage.
Fig. 7 is the schematic diagram with embodiment of the invention of additional storage.
Fig. 8 is the perspective view of illustrating the embodiment of the invention of sealing device.
Fig. 9 is the diagram of material composition stream among the embodiment of self opening shutdown system of transfer system of the present invention.
Figure 10 is the diagram of material composition stream among another embodiment of self opening shutdown system of transfer system of the present invention.
Figure 11 is the sectional view with embodiment of the invention of self opening shutdown system embodiment.
Figure 12 is the perspective view with embodiment of the invention of sealing device.
Figure 13 is the perspective view with embodiment of the invention of sealing device.
Figure 14 is the perspective view of another embodiment of transfer system of the present invention.
Figure 15 is the perspective view of the actuating device of embodiment shown in Figure 14.
Figure 16 is the side view of embodiment shown in Figure 14.
The specific embodiment
In the preferred embodiment of the present invention as shown in figs. 1 and 2, transfer system 10 generally includes: socket 20, this socket 20 have the mixing arrangement that is used for storing two compartments 22,24 of material composition and is used for the mixed material composition; Plunger 30, this plunger 30 have and raw material compartment 22, the 24 relevant and pistons 32,34 corresponding with it; And be used for the actuating device that makes the controlled distribution of mixed material material.
The socket 20 of transfer system 10 has preferred by hard relatively raw material, for example the main body made of polyformaldehyde.Shown in the sectional view of socket among Fig. 3 20, socket 20 comprises mixing arrangement and raw material compartment 22,24.Compartment or chamber 22,24 provide in this transfer system material composition or material are stored in device in the area of isolation.This permission system is pre-fills and stores material composition up to use.Though in various described embodiment, only shown two raw material compartments, can have the raw material compartment that comprises the different material composition if desired more than two.Each raw material compartment 22,24 at one end is communicated with the mixing arrangement fluid of socket 20, makes when activating material composition to be delivered in the mixing arrangement.
Mixing arrangement comprises mixing drum 26 and is used for the blender of mixed material composition.Preferably, blender comprises and is used for the static mixer 28 of blending constituent passively, mixes these material compositions during wherein in these compositions flow into mixing drums 26 and by static mixer 28.
In case activate, the plunger of transfer system of the present invention at first is used for the material composition that is comprised in the socket compartment is exerted pressure, thereby impel material composition to flow in the mixing arrangement of socket, composition is mixed at this.When removing actuating, the plunger of transfer system can be used as the sealing device of compartment rear end.The plunger 30 of transfer system 10 is preferably by relative soft resilient material, and for example high density polyethylene (HDPE) is made.Special as shown in the embodiment of Fig. 1-5, the surface 36 that plunger has the slide unit of two piston 32,34 forms and at one end connects piston 32,34 possibly.Optionally, connecting surface 36 can be with making evenly any device replacement of motion of piston.Piston 32,34 is designed to closely cooperate and can slide therein with corresponding raw material compartment 22,24.Seen in Fig. 4 A and 4B, each piston 32,34 has projection 32a in its front, and 34a forms tight fit with raw material compartment 22,24, thereby provides sealing closely in the rear end of compartment.The other end of raw material compartment 22,24 or front end are communicated with mixing drum 26 fluids, and are activated up to plunger 30 by the sealing device sealing.
In order to prevent that material composition from entering in the mixing arrangement before use, transfer system of the present invention preferably includes sealing device.The sealing device should make compartment closely seal, and just enters in the mixing arrangement before actuating plunger so that prevent material composition, and should just allow material composition to flow in the mixing drum when in a single day plunger activated.An embodiment who has shown sealing device among Fig. 4 A and the 4B.In this embodiment, sealing device comprises the outlet 22a that is suitable for being installed in raw material compartment 22,24 front ends, the stopper 60 in the 24a.Stopper 60 is used for the sealed compartment outlet opening, thereby prevents that material composition from flowing in the mixing drum 26 of mixing arrangement.Stopper 60 preferably by relative soft resilient material, for example make by high density polyethylene (HDPE).Stopper 60 can be together integrally molded with the blender 28 of mixing arrangement.When plunger 30 when the front end of socket moves, stopper 60 is promoted forward along the equidirectional that moves with plunger, thereby opens outlet 22a, 24a, and the material compositions in the compartment 22,24 can be flowed in the mixing drum 26.
Traditional sealing device also can be used in the transfer system of the present invention.
Illustrated the embodiment of actuating device of the present invention among Fig. 1.At this, this actuating device comprise with the whole control levers 52 that constitute of socket 20 and with plunger 30 integrally formed band tooth (geared) connecting rods 54.Control lever 52 have be positioned at connecting rod 54 on tooth or the ratchet 56 that engages of groove.When control lever 52 each promotions, ratchet 56 bendings, this impels the edge of ratchet 56 to move on the y direction of system 10, thereby forces connecting rod 54 to move forward clockwise.As a result, plunger 30 is moved forward, thereby impel material composition to flow in the mixing arrangement, discharge by the outlet of socket 20 as mixed material then.So each push lever 52 is extruded transfer system with predetermined a small amount of raw material, thereby the controlled transmission of material is provided.
When socket 20 by hard relatively elastomeric material (for example, polyformaldehyde) when making, control lever 52 and ratchet 56 will be returned to their initial positions after each the promotion, this makes needn't add the maintenance spring.
Preferably, transfer system of the present invention comprises distribution tip or the nozzle 40 that is located at socket 20 exits, as shown in Fig. 1-3 and 5-6.
Transfer system of the present invention also can be used for treating tooth, in particular for need or wish to repeat or constantly material is sent to the situation in zone to be treated during treating.This need not to use independent instrument to implement and treat.For this purpose, the present invention also can comprise the device that is used for the treatment of tooth.Preferably, the device that will be used for the treatment of tooth is designed to surface to be treated is applied a large amount of mechanical forces.
The device that is used for the treatment of tooth preferably includes brush.Verified so far, have the fiber and the mane that are arranged in the brush 45 in system's nozzle 40 outlet openings and have superiority, as shown in Figure 6.Preferably, constitute a branch of straight fiber by tight fit with the nozzle endoporus.This fiber preferably is made of PBT (terephthalic acids polybutene), so that realize the high relatively hardness of brush.Other optional raw materials that are used for this fiber comprise PA (polyamide), POM (polyformaldehyde), COC (cyclic olefine copolymer (cyclo olefine copolymer)) and LCP (liquid crystal polymer).The diameter of above-mentioned bundle is preferably 1.5mm, and the best arrives in the 2mm scope 1.The diameter of single fiber is preferably 0.25mm, and the best arrives in the 0.5mm scope 0.1.The length of brush preferably 1 and 3mm between.
Brush 45 can be with any conventional method manufacturing as known in the art.For example, the manufacturing of brush 45 can by mane and nozzle are sprayed injection molding (shot injection molding) twice, perhaps realize by assemble mane on spherical tips by to mane and nozzle-integrated molded.
In one aspect of the invention, provide the transfer system that to operate in two steps.When raw material mixes and distribute preferred this transfer system must separate operation the time.In some cases, what have superiority is, thereby the mixed material composition activates raw material and forms the material that mixes in the first step, then distributes the material of this mixing in second step.For example, when using static mixer, the efficient of mixing depends on that material composition flows through the flow velocity of this blender.In order to realize more uniform mixing, hope can have than the faster or slower actuating of using static mixer to obtain.
This one side of the present invention has been described in Fig. 5,6 and 7 especially.This each embodiment on the one hand of the present invention comprises additional storage 170,270,370, is used for receiving the compounding substances that comes out from the mixing arrangement of socket 20.Then from this storage 170,270,370, distribute this compounding substances.
In addition, in this each embodiment on the one hand of the present invention, promote plunger 30 forward, realize material composition is moved to the mixing arrangement from compartment by preceding extreme direction towards socket 20.This impels material composition to flow through mixing arrangement and when they mix they is activated.
In addition, in this each embodiment on the one hand of the present invention, the actuating device that is used for the mixed material composition be used to distribute the actuating device of compounding substances to separate, therefore can independent of each otherly operate.This makes transfer system can be used in the two step operations, wherein at first material composition is mixed and is stored in the storage, then distributes from storage in step subsequently again.
In this embodiment on the one hand of the present invention as shown in Figure 6, transfer system 100 comprises the storage device that is used to receive and keep compounding substances.This storage device can be connected in the outlet of socket 20 of transfer system 100.This storage device comprises a capsule 170, is preferably soft bubble form.Capsule 170 can for example be made by blow molding by any traditional method.By being pushed to its end position from initial position comes expulsion bladder 170 with connecing a step with 152 1 steps of control lever.This control lever mechanically can not return back to its initial position, thereby has locking mechanism in one direction.During each control lever 152 expulsion bladders 170, from capsule 170, extrude the compounding substances of scheduled volume, thereby the controlled transmission of compounding substances is provided.
In this second embodiment on the one hand of the present invention as shown in Figure 5, transfer system 200 also comprises the storage that is used to receive and keep compounding substances.Preferably, storage is made of the outer surface of socket 20 and the inner surface of removable sleeve pipe 270, wherein preferably constitutes cavity at this.In order to distribute compounding substances, socket 20 is moved in the sleeve pipe 270, force compounding substances to shift out like this by the nozzle 40 of system 200.Finish moving of socket by actuating device.Herein, actuating device preferably includes and the 270 whole control levers 252 that constitute of sleeve pipe movably.The preferred groove that forms on socket 20.Preferably, control lever 252 has the ratchet 256 that engages with the groove of socket 20.When control lever 252 each promotions, ratchet 256 is preferably crooked, and this impels the edge of ratchet 256 to move on the y direction of system 200, thereby forces socket 20 to move forward.Preferably, use an injection-molded technology that control lever 252 and ratchet 256 are integrally made with sleeve pipe 270.
Shown this 3rd embodiment on the one hand of the present invention in the schematic diagram as Fig. 7.In this embodiment, transfer system 300 also comprises a storage, is used for receiving the compounding substances that comes out from the mixing arrangement of socket.As shown in Figure 7, transfer system 300 preferably comprises the distributor that is connected to the socket outlet.This socket preferably has the mixing arrangement that is used to store two compartments of material composition and is used for blending constituent.Preferably, in mixing arrangement activate socket by plunger being pressed into forward.After coming out from mixing arrangement, the compounding substances of material composition can enter distributor.Preferably, distributor comprises actuating device and the storage 370 that is used to receive and keep compounding substances.Actuating device preferably comprises control lever 352, ratchet 356, connecting rod 354 and has the plunger 332 of piston.Preferably, connecting rod 354 is connected to the rear end of plunger 332, and has groove or the tooth that is used for engagement pawl 356 on its surface.By pushing control lever 352, ratchet 356 engages connecting rod 354, thus actuating plunger 332, and impel the piston of plunger 332 to move into storage 370 forward, thus compounding substances is pushed ahead in the nozzle 340, herein material is distributed.Preferably, this distributor is suitable for providing the accurate distribution of material.One of them advantage of this embodiment is, can not shorten on length when carrying out branch timing transfer system.
Another embodiment that in Figure 14-16, has shown transfer system of the present invention.Transfer system 400 comprise have compartment be used to store material composition socket 420, have the actuating device of plunger 30 relevant with the raw material compartment and corresponding piston with it and the controlled distribution mixed material material of energy.Equally, this transfer system can have the distribution top 40 of other suitable devices that comprise brush or be used for the treatment of tooth.
Actuating device comprise with the whole control lever 452 that constitutes of the actuation part 420a of socket 420 and with the plunger 30 whole band tooth connecting rods 454 that constitute.Control lever 452 have with connecting rod 454 on tooth or the ratchet 456 that engages of groove.In this embodiment, reinforcement feature 458 provides the reinforcing of ratchet 456, thereby can improve the joint of ratchet 456 in connecting rod 454 grooves, and stops connecting rod 454 possible recoils to be moved.Reinforcement feature 458 can constitute with actuation part 420a is whole.As shown in Figure 15, the element 458a at the edge on contact ratchet 456 surfaces is stretched out and had to reinforcement feature 458 level on the direction of ratchet 456 of being included in.Preferably, the edge of the element 458a of reinforcement feature 458 and the surface design of ratchet 456 are become like this, make when element 458a contacts with ratchet 456, on ratchet 456, apply a downward power, thereby assist engaged pawl in one of them groove of connecting rod 454.Preferably, the element 458a of reinforcement feature 458 can be out of shape fully, to strengthen engaging of ratchet 456 and connecting rod 454.Reinforcement feature 458 also comprises element 458b, and this element 458b can engage with the groove of connecting rod 454, thereby stops the possible recoil of bar 454.Ratchet 456 also can have such profile, and this profile has improved the groove of connecting rod 454 and the joint at ratchet tip, particularly as seen in Figure 16.
In addition, the actuating device of this embodiment can have the stop member 453 that restriction control lever 452 moves upward.When control lever 452 moves upward, ratchet 456 lifting reinforcement features 458, thus discharge connecting rod 454 and container 420b is resetted.On the surface of control lever 452, also projection 451 can be set, so that the user promptly.
Use the actuating device of this embodiment to distribute the distribution that is similar to former embodiment.When control lever 452 is each when promoting, ratchet 456 bendings, this impels the edge of ratchet 456 to move on the y direction of system 400, and engages with the groove of connecting rod 454, thus force connecting rod 454 to the previous dynasty system distribution tip 40 move.As a result, plunger 30 moves forward, thereby causes that material composition flows in the mixing arrangement, comes out by the outlet of distribution tip as compounding substances then.So each push lever 452 is extruded predetermined a small amount of raw material from transfer system, thereby the controlled transmission of material is provided.
Mixing arrangement can be a static mixer 28, as illustrated among Fig. 3, perhaps only is an aperture or an outlet that forces material composition to flow into together for example.
The socket 420 of this embodiment of the present invention also can be the socket that is made of some separating components.As previously described, socket 420 can comprise actuation part 420a and material container 420b, and wherein the actuation part 420a of material container 420b and transfer system 400 is separable.Material container 420b can have the raw material compartment of the raw material that comprises to be mixed and distribution.
In another aspect of this invention, transfer system 10,100,200,300,400 comprise sealing device and the self opening shutdown system as illustrating among Fig. 8-13.For example, this self opening shutdown system can be used as the alternative of the sealing device described in Fig. 4 A and the 4B.
Fig. 8 has shown that the use encapsulant seals the sealing device of the present invention of socket raw material compartment.The sealing material is preferably paillon foil.In this example, preferably only use piston to promote material composition.In an embodiment of sealing device, piston is sealed in the compartment with material composition.Plunger further comprises two pin rods of preferred picture spike shape.This pin rod is used for penetrating like a cork paillon foil and then promotes piston-advance.In another embodiment, do not use piston.On the contrary, the pin rod of plunger is used to penetrate and promotes paillon foil forward, thereby also promotes material composition forward.It has been found that though paillon foil is penetrated by the pin rod, these two embodiment have fully sealed material composition when they are moved forward.In other words, for example do not have because raw material comes out and the loss material composition from piston or the excellent periphery leakage of pin.
The present invention also comprises the self opening shutdown system at the front end of compartment.This shutdown system self opening of on this meaning, saying so, the front end that is the shutdown system sealed compartment is up to actuating plunger, thereby the restriction material composition flows in the mixing arrangement, opens this system when applying enough pressure by the material composition that is promoted forward by plunger when actuating plunger.Shutdown system preferably includes at least one encapsulant, at least two outlet opening and at least one inlets that are connected to the raw material compartment.Around the zone of socket front end, for good and all encapsulant is sealed.As shown in Figure 9, permanent seal zone 914 is around impermanent sealing area 912.Can be with encapsulant 918 along ring 914 sealing for good and all, impermanent thus sealing area 912 is in the inside of this ring.The zone be " impermanent sealing " be owing to this zone by tightly sealing till plunger promotes material composition and applies enough pressure.In case encapsulant 918 is applied enough pressure, impermanent sealing area 912 is opened, and flows to allow raw material, as set forth in fig. 9.The inlet of linking the outlet opening 910 of socket raw material compartment and linking mixing arrangement all is positioned at this impermanent sealing area 912.Fluid pressure forces encapsulant 918 to be peeled off from the substrate in zone 912 between period of energization.Encapsulant 918 and substrate constitute a chamber on outlet opening 910 and inlet, thereby material composition is flowed into the mixing arrangement from compartment.
In order to optimize the mixing of material composition, another embodiment of self opening shutdown system preferably includes two seals.In this embodiment, each compartment preferably uses the seal of a separation, and preferably uses two inlets, rather than an inlet.In addition, Zhong Jian chamber is preferably located between the outlet opening of the inlet of mixing arrangement and compartment.This can be used to be convenient to the synchronous unlatching of two outlet openings, as shown in Figure 10.In this example, if a unlatching more early, raw material will can not flow into the inlet of mixing arrangement but flow into the inlet of intermediate cavity.Because a hole of opening second compartment, plunger just can only be moved further, and the actuating of intermediate cavity takes place in the time of will only all having opened in two holes.When activating intermediate cavity, raw material will continue to flow into the inlet of mixing arrangement.As additional effect, can utilize the material composition that is positioned at first hole on the intermediate cavity, thereby activate second hole backward.
Can be by any way in conjunction with the aforesaid many aspects of the present invention, of the present invention various to constitute
Embodiment.
For example, preferred embodiment of the present invention has been described in Figure 11-13.In this embodiment, transfer system comprises the self opening shutdown system embodiment that combines the additional storage embodiment with scrotiform formula described in Fig. 6.Yet the seal feature of this embodiment also can be in conjunction with Fig. 1-3,5,7 and arbitrary embodiment of 14-16 use.
In this embodiment of the present invention as shown in Figure 11, socket preferably has the raw material compartment of groove shape.The compartment of groove shape preferably is tapered to the rear end from the front end of socket, so that provide the best of compartment to empty.Certainly, as seen in Figure 11, socket preferably further merges the substrate of aforesaid self opening shutdown system.
Preferably be filled with the groove shape compartment of material composition, as shown in Figure 12 and 13 by encapsulant capping and sealing.Encapsulant preferably extends to the front end of socket from the rear end of socket, and preferably capping raw material compartment and shutdown system.Seen in Figure 12 and 13, plunger preferably has and is used in groove sliding and two pistons or the projection of compressing encapsulant capping compartment.Preferably, piston is cylindric and corresponding to the shape of groove compartment.When promoting plunger forward, projection is pressed into encapsulant in the groove, thereby raw material is shifted and motion towards the self opening shutdown system forward.Preferably, used actuating device also can use the accurate distribution of the compounding substances in this embodiment among the embodiment as claimed in claim 6.
According to system of the present invention preferably further comprise following raw material at least one of them: comprise the synthetic of enzyme such as described in WO2004/017988 those; The tooth bed material; Adhesive; The etching gel/liquid; Paint; Glue such as cyanoacrylate; Medicine such as liquid and/or gel; Be used for the treatment of or prevent or differentiate the material of carious tooth; Be used to prevent or differentiate or remove the material of dental plaque; The material that is used for root canal treatment; Be used to remove carious tooth or rot or the material of the dentine that infects or enamel and/or be used to remove the material of sex change dentine.
Can further be included in the tool set according to system of the present invention, this tool set further comprises at least one with lower member: dental instrument, drill for example, particularly disposable dental instrument; Brush, the brush of particularly different sizes and hardness; Disposable socket is so that can be used as assembly system again with this system; In gloves and/or the above-mentioned material at least any one; And/or adhesive and/or etching agent/gel.
Certainly, the feature shown in the accompanying drawing or all belong to the present invention in specification separately or with other features any combines and clearly do not mention.
The present invention is not limited to the concrete embodiment that sets forth.And, the present invention can by the feature of claim with and any conspicuous modification accomplished.
Claims (19)
1. transfer system that is used for the controlled distribution of material, this system comprises:
Socket, it has at least two compartments that are used to store material composition and is used for the mixing arrangement of mixed material composition with constitute;
Be used for impelling material composition to flow into the plunger of mixing arrangement, this plunger has at least two pistons, is used for correspondingly sliding at least two compartments;
And
Be used to provide the actuating device of the controlled distribution of mixed material composition.
2. according to the transfer system of claim 1, further comprise
Be used to receive the storage device of the material that leaves the socket mixing arrangement, wherein this storage device can be compressed by actuating device.
3. according to the transfer system of claim 2, wherein
The storage device comprises the capsule that can be connected to the socket outlet, and
Actuating device comprises and is used for making and utilizing the each extruding of control lever to capsule with continuously and/or the control lever of mode expulsion bladder progressively, can extrude determined quantity of substance from capsule, thereby the controlled distribution of material is provided.
4. according to the transfer system of claim 2, wherein
The storage device comprises the sleeve pipe that can move and is used to receive the cavity of the material that leaves socket that this cavity is made of the inner surface of sleeve pipe and the outer surface of socket on the outer surface of socket.
5. according to the transfer system of claim 4, wherein
Actuating device comprises the control lever with ratchet, this control lever is connected on the sleeve pipe, this engaged pawl socket, and operate actuating device in mode progressively, make when the engaged pawl socket, impel socket to move towards cavity forward, thereby material is extruded from cavity, and the controlled distribution of material is provided.
6. according to the transfer system of claim 2, wherein
The storage device comprises the chamber that is used to receive material, and this chamber can be connected to the outlet of socket,
Wherein actuating device comprises control lever, connecting rod and links the piston that also can slip on the connecting rod in the chamber, handle this actuating device in mode lasting and/or progressively, make when joint is gone up control lever, impel connecting rod to move, and driven plunger moves forward into chamber, thereby impels determined quantity of substance to extrude from chamber.
7. each transfer system of claim 1 to 6, wherein
Socket comprises actuation part and has the material container of at least two compartments with the storage material composition that material container and actuation part are separable.
8. sealing system that is used to seal the transfer system socket, this system comprises:
Encapsulant;
Have the socket of at least two compartments with the storage material composition, these at least two compartments are sealed by encapsulant; With
Have at least two pin rods with plunger corresponding at least two compartments;
Wherein, when plunger moved forward, at least two pin rods were suitable for penetrating encapsulant, thereby promote material composition to preceding towards the socket front end in compartment, provided sealing closely so that penetrate the encapsulant place at the pin rod.
9. sealing system according to Claim 8,
Wherein plunger further comprises at least two pistons, and described at least two pistons are positioned at the compartment separately of encapsulant back;
Wherein, when plunger moved forward, at least two pin rods were suitable for penetrating encapsulant, and the corresponding piston of contact, promote piston then forward, thereby promoted material composition towards the front end of socket forward.
10. method that seals the transfer system socket, this method comprises:
Encapsulant is provided;
Provide and have the socket of at least two compartments with the storage material composition;
Encapsulant is placed on the length of at least two compartments, thereby material composition is sealed with compartment;
The plunger that has corresponding at least two pin rods of at least two compartments is provided;
By promoting plunger forward material composition is entered in the compartment,
Wherein, when promoting plunger forward, at least two pin rods penetrate encapsulant, thereby promote material composition in the compartment towards the front end of socket forward, provide sealing closely so that penetrate the encapsulant place at the pin rod.
11. a method that seals the transfer system socket, this method comprises:
Encapsulant is provided;
Provide and have the socket of at least two compartments with the storage material composition;
Provide and have corresponding at least two pistons that at least two compartments, slide and corresponding to the plungers of at least two pin rods of described at least two pistons;
Positioning piston in each compartment of socket;
Encapsulant be placed at least two compartments and be positioned at least two pistons in the corresponding compartment, thus with material composition and piston seal in compartment;
Come material composition in the mobile compartment by promoting plunger forward,
Wherein, when promoting plunger forward, at least two pin rods are suitable for penetrating encapsulant and contact corresponding piston below the encapsulant, promote piston then forward, thereby promote material composition in the compartment towards the front end of socket forward.
12. a self opening shutdown system that is used for the transfer system socket, this system comprises:
Socket, it has at least two compartments that are used to store material composition and is used for the mixing arrangement of mixed material composition with constitute;
Plunger with corresponding at least two pistons that slide at least two compartments; With
Be used for material composition is sealed in encapsulant in the compartment;
Wherein
Socket further comprises at least two compartment outlets and at least one inlet that is communicated with the mixing arrangement fluid corresponding at least two compartments,
Outlet of at least two compartments and inlet are sealed in the zone below the encapsulant, wherein, encapsulant is along the peripheral permanent sealing in this zone, and impermanent sealing in the zone above at least two compartment outlets and at least one inlet, made before actuating plunger, impermanent sealing prevents that enough material composition from exporting out and/or preventing to enter the inlet of mixing arrangement by compartment, and make when actuating plunger, be pressed in the pressure that causes on the encapsulant by material composition and enough impel impermanent unseal greatly, thereby allow material composition to export out, and enter in the inlet of mixing arrangement by compartment.
13. according to the self opening shutdown system of claim 12,
Wherein socket comprises that fluid is communicated to the inlet of intermediate cavity,
Wherein, when actuating plunger, be pressed in the pressure that causes on the encapsulant by material composition and enough impel impermanent unseal greatly, thereby allow material composition to export out, and before entering the inlet of mixing arrangement, enter intermediate cavity by compartment.
14. a transfer system that is used for the controlled distribution of material, this system comprises:
Socket, it has at least two compartments that are used to store material composition and is used for the mixing arrangement of mixed material composition with constitute;
Plunger with at least two pistons of corresponding at least two compartments; With
Be used for material composition is sealed in encapsulant in the compartment,
Wherein said at least two compartments are groove shapes, and described at least two pistons are made and the compartment corresponding shape, and, when moving forward plunger, along with piston forward moves, the outer surface of piston crush seal material, this can compress compartment, so that forward towards the front end extruding raw material composition of socket.
15. the transfer system of claim 14, wherein the compartment periphery is tapered, and each autokinesis of piston is corresponding to above-mentioned tapered shape.
16., further comprise in the following raw material at least one: the synthetic that comprises enzyme according to each system of aforementioned claim; The tooth bed material; Adhesive; The etching gel/liquid; Paint; Glue such as cyanoacrylate; Medicine such as liquid and/or gel; Be used for the treatment of or prevent or differentiate the material of carious tooth; Be used to prevent or differentiate or remove the material of dental plaque; The material that is used for root canal treatment; Be used to remove carious tooth or rot or the material of the dentine that infects or enamel and/or be used to remove the material of sex change dentine.
17. have according to each the tool set of system of aforementioned claim, further comprise with in the lower member at least one: dental instrument, drill for example, particularly disposable dental instrument; Brush, the brush of particularly different sizes and hardness; Disposable socket is so that can be used as assembly system again with this system; Gloves and/or at least any one according to the raw material of claim 16; And/or adhesive and/or etching agent/gel.
18. one kind is used for transfer system, particularly according to each the encapsulating method of socket of transfer system of aforementioned claim, this method comprises:
Provide to have and be used to store at least two compartments of material composition and be used for the socket of mixed material composition with the mixing arrangement of constitute;
Plunger with corresponding at least two pistons that slide at least two compartments is provided; With
Be provided for material composition is sealed in encapsulant in the compartment;
Provide at least two compartments that have corresponding at least two compartments to export the socket that is communicated with the inlet of mixing arrangement with at least one fluid, described at least two compartments outlet and inlet are sealed in the zone below encapsulant,
Wherein encapsulant is along the peripheral permanent sealing in this zone, and impermanent sealing in the zone above at least two compartment outlets and at least one inlet, made before actuating plunger, impermanent sealing prevents that enough material composition from exporting out and/or preventing to enter the inlet of mixing arrangement by compartment, and make when actuating plunger, be pressed in the pressure that causes on the encapsulant by material composition and enough cause impermanent unseal, thereby allow material composition to export out, and enter in the inlet of mixing arrangement by compartment.
19., have the combination that further is derived from the accompanying drawing or independent feature according to each system, tool set and method of aforementioned claim.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP04004596 | 2004-02-27 | ||
| EP04004596.5 | 2004-02-27 | ||
| EP04005468.6 | 2004-03-08 | ||
| EP04005614.5 | 2004-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1925923A true CN1925923A (en) | 2007-03-07 |
Family
ID=37818142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200580006157 Pending CN1925923A (en) | 2004-02-27 | 2005-02-25 | Dose delivery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1925923A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102892377A (en) * | 2010-04-16 | 2013-01-23 | 宋泳玩 | Injector for dental implants |
| CN108348947A (en) * | 2015-09-25 | 2018-07-31 | 苏尔寿混合技术有限公司 | Applicator for the flowable component for spraying multiple dosage |
-
2005
- 2005-02-25 CN CN 200580006157 patent/CN1925923A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102892377A (en) * | 2010-04-16 | 2013-01-23 | 宋泳玩 | Injector for dental implants |
| CN108348947A (en) * | 2015-09-25 | 2018-07-31 | 苏尔寿混合技术有限公司 | Applicator for the flowable component for spraying multiple dosage |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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