B29K2105/0035

Tamper resistant dosage forms

The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.

MICRO-ELECTROPORATION BASED DRUG DELIVERY SYSTEM, METHODS FOR USE AND FABRICATION THEREOF
20230381476 · 2023-11-30 ·

The present invention provides an electricity-driven, micro-electroporation based drug delivery system, in particular, an electrically conductive array of microprotrusions containing intended substances or molecules to be delivered, which is to the benefit of a recipient receiving vaccination transcutaneously in the absence of any assistive mechanical or actuation means as in conventional injection methods, so as to lower safety risks, improve immunization efficiency, and also induce immune response of the recipient more effectively at a relatively lower dose of vaccines.

THREE-DIMENSIONAL PRINTING SYSTEM AND EQUIPMENT ASSEMBLY

A three-dimensional printing system and equipment assembly for the manufacture of three-dimensionally printed articles is provided. The equipment assembly includes a three-dimensional printing build system, an optional liquid removal system and an optional harvester system. The build system includes a conveyor, plural build modules and at least one build station having a powder-layering system and a printing system. The equipment assembly can be used to manufacture pharmaceutical, medical, and non-pharmaceutical/non-medical objects. It can be used to prepare single or multiple articles.

RIGID RESORBABLE MATERIALS WITH POLYMER AND ORGANIC FILLERS

This invention relates to the composition of flexible resorbable polymers with rigid resorbable fillers. The invention further relates to processing of flexible resorbable polymers with rigid resorbable fillers. The invention relates also to the use of such materials for applications in fast degradation applications. The invention also relates to the composition of flexible resorbable polymers with rigid resorbable for making shape memory materials. This invention also related to the processing of such materials by extrusion, injection molding, thermoforming, solvent mixing, and additive manufacturing. The invention also relates to the use of such materials as bone filler, vascular closure and other hemostasis devices, aneurysms, and stent applications. The invention also relates to the use of such materials as drug delivery platforms.

Monolithic intravaginal rings comprising progesterone and methods of making and uses thereof

The present invention relates to monolithic intravaginal rings comprising progesterone, methods of making, and uses thereof. The intravaginal rings comprise progesterone, a polysiloxane elastomer, and a pharmaceutically acceptable hydrocarbon or glycerol esters of a fatty acid.

Three-dimensional printing system and equipment assembly

A three-dimensional printing system and equipment assembly for the manufacture of three-dimensionally printed articles is provided. The equipment assembly includes a three-dimensional printing build system, an optional liquid removal system and an optional harvester system. The build system includes a conveyor, plural build modules and at least one build station having a powder-layering system and a printing system. The equipment assembly can be used to manufacture pharmaceutical, medical, and non-pharmaceutical/non-medical objects. It can be used to prepare single or multiple articles.

Batch-wise melt extrusion process and device for preparing a solid dispersion
11413247 · 2022-08-16 · ·

The present invention relates to a melt extrusion process for preparing a solid dispersion comprising a pharmaceutically active ingredient, a polymeric binder, and, optionally, one or more auxiliary agents, comprising a) in a batch-wise operation, placing a pre-determined amount of the polymeric binder, a pre-determined amount of the active ingredient, and, optionally, a pre-determined amount of the auxiliary agent(s) in a melting vessel; melting the polymeric binder with agitation to disperse the active ingredient in the polymeric binder to obtain a molten pre-dispersion; b) feeding the pre-dispersion into an extruder to homogenize the pre-dispersion and release a melt through a die; and c) allowing the melt to solidify.

MICRONEEDLE ARRAYS WITH UNDERCUT FEATURES FOR CUTANEOUS AND NON-CUTANEOUS DRUG DELIVERY

The disclosed methods relate to forming microneedle arrays from a production mold that comprises a flexible mold material. The disclosed methods can be used to reproducibly manufacture undercut dissolvable and coated microneedle arrays with various shapes and structures.

Multicolored flexible wearables and related methods

Multicolored flexible wearables include a first portion having a first flexible polymer forming a toroid and including one or more colorants, a first surface, a second surface, and a recess in the first surface not reaching the second surface. A second portion formed of a second flexible polymer fills a majority of the recess and includes one or more colorants. The first and second flexible polymers have different colors and are permanently bonded together. Precious material particles may be disposed within the first and/or second flexible polymers. One or more of the colorants may have a color matching a color of the precious material particles. One method of bonding the portions includes depositing a liquid second portion into the recess and then curing it. Another method includes depositing a solid second portion into the recess and then curing a liquid layer of polymer between the first portion and second portion.

HIGH-THROUGHPUT AND HIGH-PRECISION PHARMACEUTICAL ADDITIVE MANUFACTURING SYSTEM
20220212408 · 2022-07-07 ·

The present disclosure relates generally to manufacturing pharmaceutical products using additive manufacturing technology. An exemplary printing system comprises: a material supply module for receiving a set of printing materials; a flow distribution module comprising a flow distribution plate, wherein the material supply module is configured to transport a single flow corresponding to the set of printing materials to the flow distribution plate; wherein the flow distribution plate comprises a plurality of channels for dividing the single flow into a plurality of flows; a plurality of nozzles, wherein the plurality of nozzles comprises a plurality of needle-valve mechanisms; one or more controllers for controlling the plurality of needle-valve mechanisms to dispense the plurality of flows based on a plurality of nozzle-specific parameters; and a printing platform configured to receive the dispensed plurality of flows, wherein the printing platform is configured to move to form a batch of the pharmaceutical product.