Catheter TRIZ Cases
- Urinary Catheter with Visualization Stylet for Bladder Imaging
A urinary catheter integrates a visualization stylet to illuminate the bladder inner surface.
- Catheter Locking Formulation Using Ethanol and Trimethoprim
A catheter locking formulation combines ethanol, trimethoprim, and EDTA to prevent blood coagulation and eradicate microbial biofilms.
- Plasma Ablation Probe via Liquid Electrode Flow
Liquid electrode flow restriction creates focused plasma for controlled tissue ablation without collateral damage.
- Multipurpose Host System for Invasive Cardiovascular Diagnostic Measurement Acquisition
A multipurpose host system integrates modular measurement processing components and a multi-mode graphical user interface to acquire invasive cardiovascular sensor data.
- Soft Sternal PPG Patch for Vasoconstriction Monitoring
Flexible sternal photoplethysmographic patch uses elastomer layers to maintain conformal skin contact.
- Hemolysis-Reduction Connector Serpentine Channel
A flow restriction device with a serpentine channel reduces shear stress on red blood cells during vacuum blood collection.
- Pulse Oximeter Signal Reconstruction for Motion Artifact Detection
A pulse oximeter algorithm uses statistical learning to classify photoplethysmogram signal segments as clean or corrupted.
- Implantable Sensor Extended Detection Range
Multiple analysis regions with distinct reagent compositions extend the glucose detection range while maintaining measurement precision.
- Microcatheter Intermediate Layer Signal Transmission
An intermediate layer with embedded conducting wires transmits signals and electric energy, reducing medical personnel workload in minimally invasive surgery.
- Rotatable Catheter Holder with Crush-Prevention Guide
A rotatable catheter holder prevents kinking of hard pushable catheters by using a guide portion with a crush prevention mechanism.
- Single Mode Fiber Probe Epoxy Encapsulation and Angled Polish
Angled epoxy polishing optimizes reference power levels, resolving low signal-to-noise ratio in optical coherence tomography probes.
- Patient Monitoring Bed with Learning Processor for Automated Intervention
A patient monitoring bed integrates sensors and a learning processor to determine normal parameter ranges.
- Implantable Optical Sensor for Continuous Physiological Monitoring
An implantable medical device uses optical sensors to detect tissue oxygen saturation and pulsatile oxygen saturation values.
- Adhesive Patch With Reinforcement Liner For Physiological Sensor
A flexible adhesive patch arrangement with distinct sensor and device mounting regions enhances structural rigidity through a removable reinforcement liner.