Jet Injection Syringes TRIZ Cases

A helium plasma nutational infrasonic liposculpture system removes fat cells via mechanical vibration while tightening skin through thermal energy.

Stored energy devices in a hollow microneedle array ensure consistent penetration depth and accurate fluid dispensing, eliminating manual operation variability.

R5000 and R5001 cyclic peptides bind complement protein C5 to block cleavage, reducing residual hemolysis in paroxysmal nocturnal hemoglobinuria.

An elastomer ring blocks relative pivoting between the cap and stopper, preventing misalignment with the cover.

A needle-free syringe uses dual-stage pressurizing modes to deliver injection substances into skin structures without needles.

Torque-limited rotational valve isolates residual fluid to prevent exposure during disconnection.

A servo-controlled needleless injector adjusts injection pressure using real-time skin compliance measurements from a stochastic source probe.

A nozzle delivers liquid streams into skin pores using negative pressure and electrical current.

A collimated particle stream penetrates biological tissue using a focused gas jet, eliminating liquid splashing and reducing injection pain.

A single-use cap transfers an elastomeric sleeve to a needleless connector head upon insertion.

Solenoid valves restore pressure in a local chamber to overcome delivery tube losses, enabling portable multi-dose operation.

Integrating the valve and seal members simplifies manufacturing while ensuring smooth liquid flow and preventing backflow.

Segmented and reinforced separation membranes prevent laser-induced damage in needleless drug delivery systems.

Segmented pneumatic wand assembly reduces bulky pistol-shape intimidation while maintaining fluid delivery capacity in confined oral spaces.

Segmentation and intermediary valve resolve contradiction between bacteria-free environment and sterilization accessibility in needleless injector devices.

A pressurized fluid catheter redirects flow to propel therapeutic agents, resolving weak injection streams and minimizing healthy tissue exposure.

Electronic hydraulic sequencer generates steep-sided pressure pulses for medical fluid delivery.

Spring-pretensioned pistons propel fluid via nozzles to eliminate hygiene risks and animal discomfort in poultry farming.

A needleless syringe design incorporates a pneumatic braking mechanism to control the downstream obturator movement during injection.

Segmented tower ribs trap gas bubbles to prevent jetting head blockage during vertical upward fluid delivery.

A disposable nozzle uses a frangible detent to snap onto a holder, providing an audible signal upon installation.

A liquid injector uses a resilient tube to accumulate and continuously discharge a fixed quantity of analgesic fluid.

Robotic positioning and sensor feedback enable secure cartridge retention and accurate injection by non-medical users.

Continuous recirculation prevents particulate settling to ensure uniform dosing and reduce waste.

Piercing conduit extends through slits to establish hermetic seal, preventing air and medicine backflow.

An ultrasonic robotic cleaner uses high-frequency vibration to fragment blood lipids inside vessels.

A soft fluid connector uses a skirt with compressible fingers to provide pull-out strength and user comfort.

Microprojections coated with a biocompatible formulation penetrate the stratum corneum to bypass low permeability and achieve sustained blood concentration.

A linear Lorentz-force actuated jet injector delivers solid bodies and fluids with precise depth control.

Integrated sources eliminate connecting tubes, resolving the trade-off between supply capacity and one-hand operational convenience.

Nesting coils resolve the height-stroke contradiction, enabling adjustable force settings without increasing device size.

Silicone oleogel mediates shock wave transmission from pyrotechnic material to a membrane, reducing explosive mass while achieving 600 m/s injection speeds.

An alignment mechanism orients elongated particles parallel to the propellant stream, resolving insufficient momentum and low functional material loading.

A spark generator uses an electromagnet to move a movable electrode against a fixed electrode in a fluid-filled pressure chamber.

External and axial nozzles blast air jets to cool the internal and external surfaces of an elongated glass hollow body.

Segmented heavy and light particles create micropores in tissue to resolve momentum limitations during deep penetration.

Periodic pressure pulses replace continuous jets to prevent water jet cutting injuries while maintaining injection speed and precise delivery depth.

A compliance chamber buffers pressure pulsations from the peristaltic pump to stabilize cavity distension and eliminate fluid turbulence.

Mesh-reinforced syringe barrels prevent bursting during needleless delivery, enabling standard plastic syringes to handle high force.

A nasal delivery device uses a restoring elastic portion to generate force for moving a plunger and jetting medicinal solution through a nozzle.

Piezo-driven micropumps generate up to 40 bar pressure to eject fluid as a free jet, enabling precise subcutaneous insulin delivery without needles.

Segmented housing and elastic blocking elements resolve the contradiction between structural stability and device complexity in single-use injectors.

Segmenting the barrel into multiple drug portions enables even injection over large skin areas, reducing tissue damage while maintaining simple structure.

A needleless connector uses a recessed distal tip to confine antimicrobial composition within the fluid path.

A custom medicament injection system uses a computing device to capture treatment area images and identify target injection sites for precise self-administration.

An annular washer limits axial creep of the membrane disc to prevent seal damage and leaks during high-pressure injection.

A needle-free injector trigger mechanism limits recoil movement through a dedicated restriction member coupled to the actuation system.

Non-collinear port angles and a protective hub assembly prevent cannula damage during drug delivery while reducing tissue bruising at the injection site.

Radial reservoirs enable multi-substance storage in a compact form while maintaining efficacy through central refrigeration.

Handheld unit applies pressure pulses to eject liquid micro-jets through an orifice for transdermal delivery.