B01F35/754251

Bone cement applicator with retractable mixing rod and method for production of a bone cement
11109906 · 2021-09-07 · ·

A bone cement applicator comprising a cartridge with an internal space. The cartridge has a head with a dispensing opening for expulsion of bone cement, a dispensing plunger, a receptacle mobile in the cartridge, and a mixing rod with a mixer fastened to it and arranged in the internal space of the cartridge. The mixing rod is detachably connected, on a side opposite from the mixer, to a front side of the receptacle that faces the cartridge head. When the mixing rod is detached from the receptacle and the receptacle is propelled in the direction of the cartridge head the mixing rod can be pushed into the receptacle. A method is also disclosed for production of a bone cement using the bone cement applicator.

A CARBON DIOXIDE FLUIDITY CONTROL DEVICE AND METHOD

Provided is a carbon dioxide fluidity control device comprising, a sample preparation tank, a high-pressure stirring unit, a reciprocating plunger pump and a booster pump, wherein the stirring unit comprises one or more high-pressure stirring tanks, each provided with an atomizing spray probe and a piston, wherein a discharge port of the sample preparation tank is connected to the atomizing spray probe via a plunger pump, which is connected to the piston to push the piston to reciprocate; the booster pump is connected to the high-pressure stirring tanks to provide supercritical carbon dioxide to the high-pressure stirring tank; and a discharge port of the high-pressure stirring tanks is connected to an oilfield well group. Provided is a carbon dioxide fluidity control method using the device, comprising mixing surfactants and nanoparticles with heated carbon dioxide, and injecting a microemulsion of supercritical carbon dioxide and nano-silicon dioxide into an oilfield well group.

Apparatus For Manufacturing Cell Therapy Product
20210220817 · 2021-07-22 ·

A system and the method of use for processing a cell therapy product includes a centrifugation container and a rotor generating centrifugal field that extends to the centrifugation container. The centrifugation container has a substantially cylindrically shaped container body and a movable plunger rod. The container body contains cell suspension and the movable plunger rod is configured to have a mixing blade at the end of the movable plunger rod contacting the cell suspension in the container body. The mixing blade on the movable plunger rod generates mixing force applied to the cell suspension when the movable plunger rod is rotated around axis of the container body. The end of the movable plunger rod contacting the cell suspension is also movable in the container body along longitudinal direction of the container body when withdrawing and expelling fluid in and out of the centrifugation container body.

Mixing device and method for mixing media

Disclosed are systems and methods for a mixing device having a mixing chamber bounded by an inner surface of a wall, the wall having a cylindrical outer face and at least one feed duct which ends on one side with an opening in the cylindrical outer surface of the wall and on the other side with an opening in the inner surface of the wall. The mixing device also includes a magazine having a cylindrical inner surface, the cylinder axis of which is coaxial with a cylinder axis of the cylindrical outer surface of the wall, and a multiplicity of ducts. The magazine and wall are movable with respect to one another such that the openings of the multiplicity of ducts in the inner surface of the magazine are each connectable in a medium-conducting manner to the opening of the at least one feed duct in the outer surface of the wall.

Mixing device for bone cement
11033866 · 2021-06-15 · ·

A mixing device for bone cement comprising a plunger for extruding the mixed material, which plunger is also used as a cover. The plunger has spring blades adapted to be latched on a collar of the housing.

MIXING CAPSULE, IN PARTICULAR FOR THE FIELD OF DENTISTRY
20210186655 · 2021-06-24 · ·

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.

Bone cement applicator with retractable mixing rod and method for production of a bone cement
11109905 · 2021-09-07 · ·

A bone cement applicator comprising a cartridge with an internal space. The cartridge has a head with a dispensing opening for expulsion of bone cement, a first thread, a dispensing plunger, a threaded tube having a counter thread engaging the first thread, a receptacle mobile in the threaded tube, and a mixing rod with a mixer fastened to it and arranged in the internal space of the cartridge. The mixing rod is detachably connected to the receptacle and is guided through a feedthrough in the dispensing plunger and is supported in the feedthrough so as to be axially mobile. When detached from the receptacle, the mixing rod can be pushed into the receptacle when the receptacle is propelled in the direction of the cartridge head. A method is also disclosed for production of a bone cement using the bone cement applicator.

System for providing a single serving of a frozen confection
11021319 · 2021-06-01 · ·

A system for providing a single serving of a frozen confection, wherein the system comprises a pod comprising at least one ingredient for providing a single serving of a frozen confection; the system cools the pod; the system introduces water into the pod; the system simultaneously stirs the contents of the pod while scraping at least one wall of the pod to prevent a build-up of the frozen confection on the at least one wall of the pod; and the system ejects the frozen confection out of the pod.

Apparatus and method for formulation and dispensing of visually customized cosmetics
11004238 · 2021-05-11 · ·

A portioning machine for providing a custom cosmetic includes a mixer having a mixing chamber and also accommodates a plurality of dispensers having outlets that are directly coupled to the mixing chamber. In one embodiment, the portioning machine includes a plurality of slots, where each slot is configured to receive an assembly having at least one dispenser. In another embodiment, the portioning machine includes a slot configured to receive an assembly having a plurality of dispensers. Each dispenser is associated with an actuator, and the portioning machine includes a portioning processor configured to control the actuators to dispense additives from selected dispensers into the mixing chamber in accordance with a target set of additive ratios to produce the custom cosmetic.

Bone cement applicator with hollow cylinder on delivery plunger

One aspect relates to a device for producing a bone cement paste from a monomer liquid and a cement powder as parent components of the bone cement paste and for delivering the mixed bone cement paste. The device has a cartridge with a cylindrical interior. The interior of the cartridge is closed at a front side apart from a delivery opening for discharging the bone cement paste. In the interior of the cartridge a delivery plunger is arranged which is pushable in the direction of the delivery opening. The cement powder is arranged in the interior of the cartridge between the delivery opening and the delivery plunger. A hollow cylinder is arranged at a front side of the delivery plunger facing the delivery opening. The hollow cylinder is open at its front face facing the delivery opening and extends from the front side of the delivery plunger at least 3 mm into the interior of the cartridge.