Abstract: Systems, methods, and devices for computer-aided design, digital treatment planning, and direct additive manufacturing of dental appliances are provided. In some embodiments, a method includes receiving a treatment plan for a patient's teeth, the treatment plan specifying a target arrangement for the teeth and a plurality of treatment stages to reposition the teeth from an initial arrangement toward the target arrangement. The method can include identifying appliance design parameters for one or more dental appliances to implement at least one treatment stage of the plurality of treatment stages. The appliance design parameters can include one or more manufacturability parameters corresponding to an additive manufacturing process to be used to directly fabricate the one or more dental appliances. The method can further include determining an appliance geometry for the one or more dental appliances using the set of appliance design parameters.

Abstract: Appliances for intraoral delivery of agents are provided. In some embodiments, an appliance includes a shell having an inner surface and an outer surface, the inner surface defining a plurality of tooth-receiving cavities configured to apply a repositioning force to a patient's teeth, and the outer surface oriented away from the patient's teeth. The appliance can also include a reservoir integrally formed in the outer surface of the shell, the reservoir being configured to store at least one agent. The appliance can further include a membrane covering at least a portion of the reservoir to control release of the agent into an intraoral cavity of the patient. The membrane can include a plurality of pores that are configured to open based at least in part on a temperature of the patient's intraoral cavity to allow the at least one agent to pass therethrough.

Abstract: Disclosed is an unlocking device, battery replacing platform and movable battery replacing platform. The unlocking device comprises: a guide rail; a movable seat mounted on the guide rail; an unlocking ejector rod vertically mounted on the movable seat; and a driving member to drive the movable seat to move horizontally along a plane of the guide rail, the driving member is a driving push rod; the movable seat mounted on the guide rail includes a fixing cylinder fixed vertically mounted direct on the movable seat, and the unlocking ejector rod is movably mounted inside of the fixing cylinder, and a second spring is provided in the fixing cylinder, the second spring is configured to apply an upward thrust to the unlocking ejector rod. The unlocking ejector rod can be controlled to move on the predetermined rail, and the battery locking mechanism on the electric vehicle can be automatically unlocked.

Abstract: A movable battery replacing platform includes a travel-driving portion used for driving the movable battery replacing platform to move on the ground; a lifting portion mounted on the travel-driving portion, for lifting a battery during the replacement of the battery; and a battery mounting portion mounted on the top of the lifting portion, for placing a battery to be replaced or a replaced battery. The battery mounting porting is provided with a battery replacing device. The device can use an unlocking device to unlock a battery locked on the bottom of an electric vehicle, automatically aligning an unlocking point of a battery locking mechanism and realizing automatic unlocking in the movement. The angle of an upper board relative to the battery unlocking position can be adjusted by a movement actuating device, so that the unlocking point of the battery can automatically fit where the movable battery replacing platform remains still.

Abstract: Provided is a photovoltaic module, including a first intermediate busbar having a first lead-out terminal provided at an end thereof; a second intermediate busbar having a second lead-out terminal provided at an end thereof; and a first jumper wire arranged on a first isolation bar; the first lead-out terminal and the second lead-out terminal are located on two opposite sides of the first jumper wire, and the first lead-out terminal and the second lead-out terminal abut against two opposite side surfaces of the first isolation bar or overlap a top surface of the first isolation bar. Compared with the related art, the first isolation bar where the first jumper wire is located is clamped or pressed by the first lead-out terminal and the second lead-out terminal, to prevent short circuit or shielding of the cell caused by free movement of the first jumper wire, the first and second intermediate busbars.

Abstract: The present disclosure provides a switching device for shower system and a shower system including same. The switching device for shower system includes a shell main body, a valve, a handle kit, and a sealing cover. The shell main body is internally provided with a partition, the partition is provided with a plurality of water passing holes, and a side of the partition is provided with a plurality of water chambers. The valve is located inside the shell main body, and a first end of the valve abuts on a side of the partition and communicates with the water passing holes. The handle kit is connected to a second end of the valve. The sealing cover is configured to block the water chambers at an outer end.

Abstract: The photovoltaic module includes multiple cell sheets arranged in an array including multiple rows and multiple columns, where each of the multiple rows of cell sheets is arranged at intervals along a first direction, each of the multiple columns of cell sheets is arranged at intervals along a second direction, and each of the multiple cell sheets has a first surface and a second surface. The photovoltaic module further includes a first flexible cover layer located on a side of the first surface of each of the multiple cell sheets, and a second flexible cover layer located on a side of the second surface of each of the multiple cell sheets. The photovoltaic module is configured to be folded along a gap between two adjacent rows of cell sheets or along a gap between two adjacent columns of cell sheets with the folding angle of 0 degree to 180 degrees.

Abstract: The photovoltaic module includes multiple cell sheets arranged in an array including multiple rows and multiple columns. Each of the multiple rows of cell sheets is arranged at intervals along a first direction, each of the multiple columns of cell sheets is arranged at intervals along a second direction. The photovoltaic module includes multiple support plates arranged at intervals, where each of the multiple support plates extends along a direction in which each of the multiple rows or multiple columns of cell sheets is arranged, and each of the multiple support plates is arranged on the second surface of each of the multiple rows or the multiple columns of cell sheets. The photovoltaic module further includes a first flexible cover layer arranged on a side of the first surface of each of the multiple cell sheets and a second flexible cover layer arranged on each of the multiple support plates.

Abstract: Dental appliances and methods for expanding the lower dental arch. The appliances may be removable mandibular expander devices for efficient arch expansion while being comfortable to wear and easy to use. The appliances may include a lingual portion that is shaped and sized to apply an expansion force to lingual surfaces of one or more teeth. The shape and size of the lingual portion may be configured to distribute the forces among posterior and/or anterior teeth.

Abstract: Systems, methods, and devices for post-processing additively manufactured objects are disclosed herein. In some embodiments, a method includes receiving a plurality of additively manufactured objects on a rotor, the plurality of additively manufactured objects having excess material thereon. The method can include removing the excess material from the plurality of additively manufactured objects by rotating the plurality of additively manufactured objects via the rotor. The method can further include applying energy to the plurality of additively manufactured objects to cure a portion of each additively manufactured object while the plurality of additively manufactured objects are on the rotor.

Abstract: Systems and methods for processing additively manufactured objects are described herein. In some embodiments, for example, a system includes a controller configured to provide one or more control signals; a heater coupled to the controller, where the heater comprises one or more heating elements arranged to heat a blasting medium in response to the one or more control signals; a chamber coupled to the controller, where the chamber comprises an agitatable drum shaped to receive a plurality of additively manufactured objects, and to agitate the plurality of additively manufactured objects in response to the one or more control signals; and an applicator coupled to the controller, where the applicator comprises a nozzle operative to direct, in response to the one or more control signals, a plurality of thermally conductive particles in the blasting medium toward the plurality of additively manufactured objects within the agitatable drum.

Abstract: The present disclosure provides methods, computing device readable medium, devices, and systems having a dental attachment formation structures. One dental appliance includes a body having a first surface shaped to abut an exterior surface of a tooth and a well portion of the first surface shaped to form an attachment that is to be attached to the exterior surface of the tooth, a release layer formed over a surface of the well to allow the attachment to be removed from the well, and an attachment material that is used to form the attachment positioned within the well.

Abstract: The invention relates to eyelash coating compositions including water, at least one film-forming agent, at least 8% structuring agent, and at least one surfactant, which can be applied to eyelashes (natural or artificial), and which can be used to attach false (artificial) eyelashes to natural eyelashes, as well as to associated methods.

Abstract: Applicators for grasping and applying small items, such as fibers and eyelashes, are disclosed. The applicators passively hold the items and a user actuates the applicator to release the items. An applicator includes a compression spring that forces a disc against a disc retention element to hold the items passively, and a button is pressed to separate the disc from the disc retention element to release the items. An applicator includes an expansion spring that holds items between coils of the spring passively, and a button is pressed to separate the spring coils to release the items.

Abstract: The invention relates to the technical field of air outflow, and aims to solve the problem whereby louvers in an air outflow device in a current vehicle needs to be manually turned to adjust an air outflow direction. The invention provides an air outflow device. An opening/closing member and an air distribution member are rotatably disposed in an air inflow section, an outlet of a first air outflow section and an outlet of a second air outflow section are respectively provided with a first louver structure and a second louver structure, and a first driving member and a second driving member are disposed outside an air channel. The first driving member is capable of driving the opening/closing member to open/close the air inflow section so as to connect/disconnect the air inflow section, and is capable of driving the air distribution member to rotate so as to adjust an air outflow amount and a longitudinal air outflow direction.

Abstract: The present disclosure provides a range of printed materials comprising discrete layers or segment with distinct compositions, and which can collectively lend to high levels of strength, toughness, and break resistance, and these printed materials may contain thin, ductile layers interspersed between thicker, harder layers, thus in printing such materials, the present disclosure further provides a range of compositions and methods, including low viscosity, air stable, and rapidly solutions amenable to thin layer inkjet printing.

Abstract: The invention relates to compositions for removing nail polish comprising at least at least about 10% by weight of at least one polyhydric alcohol compound, at least one low carbon alcohol, at least one high boiling point ester compound, at least one thickening agent, and at least one abrasive compound, as well as to methods of removing nail polish from nails using such compositions.

Abstract: Improved systems, methods, and devices for treating sleep apnea are provided herein. In one aspect, an intraoral appliance for treating sleep apnea in a patient comprises an appliance shell comprising a plurality of cavities shaped to receive teeth of a jaw of the patient. The appliance shell can comprise an advancement structure arranged to interact with an opposing jaw of the patient so as to displace the lower jaw anteriorly relative to the upper jaw. The plurality of cavities can comprise cavity geometries shaped to reduce repositioning of one or more received teeth elicited by displacement of the lower jaw anteriorly relative to the upper jaw.

Abstract: Dental appliances having ornamental designs and associated methods are provided. In some embodiments, a method of providing a design on a dental appliance having a geometry configured to receive teeth includes providing the appliance, and altering an appearance of at least a portion of the appliance to provide the design on the appliance.

Abstract: A series of a palatal expanders increasing width can be used to gradually expand a patient's palate. Each palatal expander may have a palatal region flanked by teeth regions. The palatal region can have a plurality of anchor-receiving features (e.g., anchor interfaces) that allow the palatal expander to be attached to temporary anchorage device anchors that have been implanted into the patient's maxilla.