MIXING CAPSULE, IN PARTICULAR FOR THE FIELD OF DENTISTRY

Abstract

The invention relates to a mixing capsule (1) comprising a first chamber (2) to receive a composition A and a second chamber (3) to receive a composition B, characterised in that the first chamber (2) and the second chamber (3) are arranged rotatably about the longitudinal axis (5) of the mixing capsule (1), the first chamber (2) comprising a first opening (25), the second chamber (3) comprising a second opening (26), the first opening (25) and the second opening (26) being arranged perpendicularly to the longitudinal axis (5) and plan-parallelly to each other and/or perpendicularly spaced, the first opening (25) and the second opening (26) being arranged incongruently to each other in a storage position (4), the first opening (25) and the second opening (26) being arranged congruently to each other in a handling position (6). Furthermore, the invention relates to a method for mixing at least two compositions A and B to a composition C in a mixing capsule and to a use of the mixing capsule.

Claims

1. A mixing capsule (1) comprising a first chamber (2) to receive a composition A and a second chamber (3) to receive a composition B, the first chamber (2) and the second chamber (3) being arranged rotatably about the longitudinal axis (5) of the mixing capsule (1), the first chamber (2) comprising a first opening (25), the second chamber (3) comprising a second opening (26), the first opening (25) and the second opening (26) being arranged perpendicularly to the longitudinal axis (5) and faced to each other as well as plan-parallelly to each other and perpendicularly to the longitudinal axis, the first opening (25) and the second opening (26) being arranged incongruently to each other in a storage position (4), the first opening (25) and the second opening (26) being arranged congruently to each other in a handling position (6), the mixing capsule (1) comprising a first housing (18) and a second housing (19), the first housing (18) comprising a first pipe section (20) and a first tapered pedestal (21), the second housing (19) comprising a second pipe section (23) and a second tapered pedestal (24), the first chamber (2) being arranged within the first pipe section (20), the second chamber (3) being arranged within the second pipe section (23), the first housing (18) and the second housing (19) being mounted rotatably to each other about the longitudinal axis being parallel to the first pipe section (20) and the second pipe section (23), and the longitudinal axis being arranged between the first pipe section (20) and the second pipe section (23) and between or in the first tapered pedestal (23) and in the second tapered pedestal (24), wherein the tapered pedestals (21, 24) of the first and second housing (18, 19) is adapted to form an engageable handle-like form (12) by rotation about the longitudinal axis.

2. The mixing capsule (1) according to claim 1, wherein the first opening (25) of the first chamber (2) and the second opening (26) of the second chamber (3) are rotatable about the longitudinal axis (5) of the mixing capsule and are arranged plane-parallelly in relation to each other.

3. The mixing capsule (1) according to claim 2, wherein a first central axis of the first chamber (2) and a second central axis of the second chamber (3) are arranged parallelly to and offset from each other along the longitudinal axis (5) of the mixing capsule in storage position (4).

4. The mixing capsule (1) according to claim 3, wherein the longitudinal axis (5) of the mixing capsule is a rotational axis, the first chamber (2) and/or the second chamber (3) is mounted rotatably about which, the mixing capsule (1) being transferable into handling position (6) by rotation of the first chamber (2) and/or the second chamber (3) about the longitudinal axis (5) of the mixing capsule (1), the first central axis of the first chamber (2) and the second central axis of the second chamber (3) being arranged coaxially in a line running parallelly to the longitudinal axis (5) and forming a common mixing chamber (7) in handling position (6), so that compositions A and B are mixable with each other to composition C in the common mixing chamber (7) by shaking the mixing capsule (1).

5. The mixing capsule (1) according to claim 1, wherein the first chamber (2) has a connection geometry (8) at its side averting the second chamber (3) being adapted to receive a nozzle (10) having a piston section (10a) having a centrally situated cannula (9) and means (10b) to penetrate a membrane (7a) of the common mixing chamber (7), the cannula (9) being formed communicating with the common mixing chamber (7) at its side facing the common mixing chamber (7) and communicating with the environment at its side averting the common mixing chamber (7).

6. The mixing capsule (1) according to claim 5, wherein the common mixing chamber (7) is reducible in respect of its volume by the nozzle (10) having a piston section (10a) having a centrally situated cannula (9) and means (10b) to penetrate the membrane (7a) of the common mixing chamber (7) being displaceably introducible into the first chamber (2) parallelly to the central longitudinal axis (5).

7. The mixing capsule (1) according to claim 1, wherein the second chamber (3) comprises a second connection geometry (27) at its side averting the first chamber (2) being adapted to receive a piston (11) having a lumen to receive a press-in piston (28) of a PLT applicator (15), the piston (11) having a lumen to receive a press-in piston (28) of a PLT applicator (15) being mounted displaceably parallelly to the longitudinal axis (5), the common mixing chamber (7) being reducible in respect of its volume when the piston (11) being displaced parallelly to the longitudinal axis (5) in the direction of the common mixing chamber (7).

8. The mixing capsule (1) according to claim 1, wherein the mixing capsule (1) comprises a first housing (18) and a second housing (19), the first housing (18) comprising the first chamber (2), the second housing (19) comprising the second chamber (3), the first housing (18) and the second housing (19) each having a combined shape made of a pipe section (20, 23) and a tapered pedestal (21, 24).

9. The mixing capsule (1) according to claim 8, wherein the first housing (18) together with the second housing (19) form a shape similar to an inverted Z in storage position (4), the first housing (18) and the second housing (19) substantially forming a T-shape in handling position (6).

10. The mixing capsule (1) according to claims 1, wherein the mixing capsule (1) has an engageable handle-like form (12) below the longitudinal axis (5) in its handling position (6), the PLT applicator (15) engaging into its ejection position when the engageable handle-like form (12) being received into a punching (13) of a mounting (14) of the PLT applicator (15).

11. The mixing capsule (1) according to claim 1, wherein a first pipe section (20) of the first housing (18) comprises the first chamber (2) and a second pipe section (23) of the second housing (19) comprises the second chamber (3), the common mixing chamber (7) being formed from the first chamber (2) and the second chamber (3) in handling position (6) of the mixing capsule (1), the first pipe section (20) and the second pipe section (23) forming a common pipe.

12. The mixing capsule (1) according to claim 11, wherein the first pipe section (20) has a first sealing film at its side facing the second pipe section (23) and the second pipe section (23) has a second sealing film at its side facing the first pipe section (20), the first sealing film and the second sealing film being destroyable by force.

13. The mixing capsule (1) according to claim 1, wherein the first chamber (2) has a third sealing film (22) at its side averting the second chamber (3).

14. The mixing capsule (1) according to claim 1, wherein the mixing capsule comprises cyclic olefin polymer, cyclic olefin copolymers, polyethylene, polypropylene, polyethylene having low density, polyethylene having high density, polypropylene having low density, polypropylene having high density and/or mixtures containing at least one of the afore-mentioned polymers.

15. A method for mixing at least two compositions A and B to a composition C in a mixing capsule according to claim 1, the method comprising the steps of: (i) transferring the mixing capsule from a storage position (4) into a handling position (6) by rotating a first chamber (2) and/or a second chamber (3) about a longitudinal axis (5) of the mixing capsule (1) until a first opening (25) of the first chamber and a second opening (26) of the second chamber being arranged congruently to each other; (ii) mixing composition A and composition B in the common mixing chamber (7) by the mixing capsule (1) being moved; (iii) obtaining composition C.

16. The method according to claim 15, wherein (ii) mixing composition A and composition B to composition C in the common mixing chamber (7) is realised by a universal mixer for dental materials.

17. The method according to claims 15, wherein the method further comprises the steps of: (iv) putting on the nozzle (10) having a piston section (10a) having a centrally arranged cannula (9) and means (10b) to penetrate a membrane (7a) of the common mixing chamber (7) onto the first connection geometry (8) of the first chamber (2), the common mixing chamber (7) being reduced; (v) optionally, engaging the engageable handle-like form (12) of the mixing capsule (1) into a punching (13) of a mounting (14) of a PLT applicator, so that the PLT applicator gets to its ejection position.

18. A method of using a mixing capsule (1) according to claim 1, in which a second chamber (3) is rotatable into a handling position (6) by rotation about a longitudinal axis of the capsule housing, the second chamber with a first chamber (2) forming a common mixing chamber (7).

19. The method of using a mixing capsule (1) according to claim 18 for storing, mixing and application of pasty to kneadable compositions.

20. A kit comprising a mixing capsule (1) according to claim 1 and a first chamber (2) with a composition A and a second chamber (3) with a composition B.

Description

DESCRIPTION OF THE FIGURES

[0074] FIG. 1a shows the mixing capsule 1 according to the invention in its starting position, the storage position 4.

[0075] FIG. 1b shows the mixing capsule 1 according to the invention in its use situation with the handling position 6.

[0076] FIG. 2a shows the mixing capsule 1 according to the invention in its starting position, the storage position 4, in cross profile.

[0077] FIG. 2b shows the mixing capsule 1 according to the invention in cross profile in its use situation with the handling position 6 after rotation of the second housing 19 by substantially 180 degrees about the longitudinal axis of the mixing capsule.

[0078] FIG. 2c shows the mixing capsule 1 according to the invention in cross profile in its use situation with the handling position 6 after penetration of the first sealing film 25 and of the second sealing film 26 after movement of the mixing capsule 1.

[0079] FIG. 3a shows the mixing capsule 1 according to the invention in cross profile with nozzle 10 having piston section 10a, being put onto the first connection geometry 8.

[0080] FIG. 3b shows the mixing capsule 1 according to the invention in cross profile with nozzle 10 having piston section 10a, pulled into the common mixing chamber 7.

[0081] FIG. 4 shows the mixing capsule 1 according to the invention with a PLT applicator 15.

EMBODIMENTS OF THE INVENTION

[0082] FIG. 1a shows the mixing capsule 1 according to the invention in its starting position, the storage position 4. The mixing capsule 1 consists of two housings, a first housing 18 and a second housing 19. The first housing 18 consists of a first pipe section 20 and a first tapered pedestal 21. The second housing 19 consists of a second pipe section 23 and a second tapered pedestal 24. The first chamber 2 is arranged within the first pipe section 20. The second chamber 3 is arranged within the second pipe section 23. The first housing 18 and the second housing 19 are mounted rotatably to each other about a longitudinal axis being arranged parallelly to the first pipe section 20 and the second pipe section 23 and between the first pipe section 20 and the second pipe section 23 in the first tapered pedestal 21 and in the second tapered pedestal 24, in particular if the mixing capsule is arranged in a storage position. Particularly preferably, in storage position, the longitudinal axis of the mixing capsule as well as the first longitudinal or central axis respectively of the first chamber and the second longitudinal or central axis respectively of the second chamber are situated in a planar plane and the longitudinal or central axes respectively of the chambers on opposing sides of the longitudinal axis of the mixing capsule in the plane.

[0083] FIG. 1b shows the mixing capsule 1 according to the invention in its use situation with the handling position 6 after the second housing 19 being rotated by substantially 180 degrees about the longitudinal axis being arranged parallelly to the first pipe section 20 and the second pipe section 23 and between the first pipe section 20 and the second pipe section 23 in the first tapered pedestal 21 and in the second tapered pedestal 24 initially in storage position 4 of the second housing 19. The first central axis of the first pipe section 20 and the second central axis of the second pipe section 23 are now situated coaxially in a line and the first tapered pedestal 21 and the second tapered pedestal 24 form an engageable handle-like form 12. The first chamber 2 arranged in the first pipe section 20 and the second chamber 3 arranged in the second pipe section 23 are now situated coaxially in a line. The first pipe section 20 has a first connection geometry 8 to receive a nozzle 10 having a piston section 10a and a cannula 9 of a PLT applicator 15 (not sketched in). The second pipe section 23 has a second connection geometry 27 to receive a piston 11.

[0084] FIG. 2a shows the mixing capsule 1 according to the invention in starting position, the storage position 4, in cross profile. The first chamber 2 in the first pipe section 20 is situated offset along the longitudinal axis and parallelly to the second chamber 3 in the second pipe section 23. The first chamber 2 contains composition A. The second chamber 3 contains composition B. The first chamber 2 has the first connection geometry 8 to receive a nozzle 10 having a piston section 10a and a cannula 9 of a PLT applicator 15 (not sketched in). The second chamber 3 has the second connection geometry 27 to receive a piston 11. The first chamber 2 is closed by a first sealing film at its first opening 25 at the side averting the connection geometry 8. The second chamber 3 is closed by a second sealing film at a second opening 26 at the side averting the piston 11.

[0085] FIG. 2b shows the mixing capsule 1 according to the invention in cross profile in its use situation with the handling position 6, after the second housing 19 being rotated by substantially 180 degrees about the longitudinal axis which is arranged parallelly to the first pipe section 20 and the second pipe section 23 and between the first pipe section 20 and the second pipe section 23 in the first tapered pedestal 21 and in the second tapered pedestal 24 initially in storage position 4 of the second housing 19. The first central axis of the first pipe section 20 and the second central axis of the second pipe section 23 are now situated coaxially in a line and the first tapered pedestal 21 and the second tapered pedestal 24 form an engageable handle-like form 12. The first chamber 2 arranged in the first pipe section 20 and the second chamber 3 arranged in the second pipe section 23 are now situated coaxially in a line. The first pipe section 20 has a first connection geometry 8 to receive a nozzle 10 having a piston section 10a and a cannula 9 of a PLT applicator (not sketched in). The second pipe section 23 has a second connection geometry 27 to receive a piston 11. The first chamber 2 is closed by a first sealing film at the first opening 25 at the side averting the first connection geometry 8. The second chamber 3 is closed by a second sealing film at the second opening 26 at the side averting the piston 11.

[0086] FIG. 2c shows a mixing capsule 1 according to the invention in cross profile in its use situation with the handling position 6, after the first sealing foil at the first opening 25 and the second sealing foil at the second opening 26 being penetrated after the mixing capsule 1 being moved. The first chamber 2 and the second chamber 3 form a common mixing chamber 7. Composition A and composition B may now be mixed to a composition C.

[0087] FIG. 3a shows the mixing capsule 1 according to the invention in cross profile with nozzle 10 having a piston section 10a of a PLT applicator, put on the first connection geometry 8 (see FIG. 4). The nozzle 10 has a centrally situated cannula 9. In its starting position, the nozzle 10 is situated at the edge of the common mixing chamber 7 next to the first connection geometry 8.

[0088] FIG. 3b shows the mixing capsule 1 according to the invention in cross profile with nozzle 10 having a piston section 10a of a PLT applicator, pulled into the common mixing chamber 7 (see FIG. 4). The internal volume of the common mixing chamber 7 is reduced to a minimum. Composition C is strongly compressed. The mixing capsule 1 is situated on a mounting 14 of a PLT applicator 15 (not sketched in). The mounting 14 has a punching 13.

[0089] FIG. 3c shows the mixing capsule 1 according to the invention in cross profile in the state of being inserted into the punching 13 of the mounting 14 of a PLT applicator 15 with nozzle 10, pulled into the common mixing chamber. The tapered pedestals 21, 24 of the first and second housing 18, 19 form an engageable handle-like form 12 being insertable into the punching 13 of the mounting 14 of the PLT applicator 15. The mixing capsule 1 is now ready for application, i.e. for discharging composition C from the mixing capsule 1 by means of the PLT applicator 15.

[0090] FIG. 4 shows the mixing capsule 1 according to the invention with a PLT applicator 15. The PLT applicator 15 has a mounting 14 having a punching 13 in which the engageable handle-like form 12 made of the tapered pedestals 21, 24 of the mixing capsule 1 is insertable. The piston 11 is pressable into the common mixing chamber 7 by a press-in piston 28 of the PLT applicator 15 in its thus inserted state, thus conveying composition C out of the mixing capsule 1 through the cannula 9 of the nozzle 10 having a piston section 10a.

LIST OF REFERENCE NUMERALS

[0091] mixing capsule [0092] 2 first chamber [0093] 3 second chamber [0094] 4 storage position [0095] 5 longitudinal axis [0096] 6 handling position [0097] 7 common mixing chamber [0098] 7a membrane [0099] 8 first connection geometry [0100] 9 cannula [0101] 10 nozzle [0102] 10a piston section [0103] 10b means to penetrate the membrane [0104] 11 piston [0105] 12 engageable handle-like form [0106] 13 punching [0107] 14 mounting [0108] 15 PLT applicator [0109] 18 first housing [0110] 19 second housing [0111] 20 first pipe section [0112] 21 first tapered pedestal [0113] 22 third sealing film [0114] 23 second pipe section [0115] 24 second tapered pedestal [0116] 25 first opening [0117] 26 second opening [0118] 27 second connection geometry [0119] 28 press-in piston