Search Results

It is a motor driven, indoor and outdoor transportation vehicle with the intended use to provide mobility to a disabled or elderly person limited to a seated position.

The subject device, Model MS160A scooter is mainly battery-powered and driven by a DC motor, with the speed adjusted by a user-controlled panel.

The motor is driven, and the speed is adjusted by a user-controlled panel and speed knob.

The scooter consists of two folding armrests, a seat cushion, a folding frame, two front wheels, two rear drive wheels with a motor/electromagnetic brake assembly, a rechargeable lithium-ion battery, an off-board battery charger, a control panel, and a motor controller.

The MS160A scooter is designed to provide mobility for people limited to those who walk unchanged or for the elderly.

Folding design: Pull out the seat and backrest fixing pins, push the backrest forward, the seat and backrest fold into each other, release the handlebar locking knob, push the handlebar backward, the handlebar folds down, the whole scooter is folded.

Control panel: Includes speed knob, battery gauge, power key switch, horn button, throttle control lever, headlight switch, charger port, fuse.

Wheel and frame connection method: the motor is connected to the differential, the differential is connected to the frame, the wheels are mounted on both ends of the differential, the motor rotates with the differential, thus driving the scooter.

Frame design:

1. The frame of MS160A is aluminum alloy.
2. The folding mechanism is operated in two ways:
   a. In the non-riding state, pull out the seat fixing pin, push the backrest forward, the seat and backrest can be folded.
   b. Loosen the handlebar locking knob, push the handlebar forward, the handlebar will fold down.

The front wheels of the scooter are 7 inches and the rear wheels are 10 inches.

The motor of the scooter is ST-62D24-120W; the lithium-ion battery is 25.55V 10.4AH; the charger is 24V/2A.

Max. loading cannot be over than 125kg.

The maximum distance travelled with a fully charged battery is 8.2km and the maximum forward speed is 1.8m/s.

Braking time is about 2 seconds, braking distance is ≤1.5 meters.

The provided document (K242982 510(k) Summary for the Mobility Scooter (MS160A)) is a premarket notification to the FDA for a Mobility Scooter. This type of device is a physical product and not typically associated with AI/ML software or studies involving ground truth establishment by experts, multi-reader multi-case (MRMC) comparative effectiveness studies, or standalone algorithm performance.

Therefore, this document does not contain the information requested regarding acceptance criteria and study proving device meets acceptance criteria related to AI/ML product performance. The studies mentioned primarily confirm the device's compliance with physical safety and performance standards (e.g., ISO 7176 series for wheelchairs, biocompatibility).

Here's why the requested information cannot be extracted from this document:

• Device Type: A mobility scooter is a mechanical device, not imaging or diagnostic software that would rely on AI/ML algorithms to generate results requiring expert consensus or ground truth establishment.
• Study Types: The "non-clinical testing" section details adherence to established ISO standards for physical characteristics like stability, braking, dimensions, and biocompatibility. There is explicitly "No clinical study implemented for the scooter."
• Acceptance Criteria: The "acceptance criteria" for this device are its ability to meet the performance specifications outlined in the ISO standards, and to be "substantially equivalent" to a predicate device based on physical and functional comparisons. These are not acceptance criteria for AI model performance metrics like sensitivity, specificity, or AUC, which would be relevant for devices that interpret data or images.
• Ground Truth, Experts, Sample Sizes (for AI/ML): These concepts are entirely absent because they are not applicable to the type of device being submitted.

In summary, the provided document is for a physical medical device (mobility scooter) and does not involve AI/ML components or related performance studies that would utilize the concepts of ground truth, expert review, or statistical metrics like sensitivity/specificity for algorithm output.

Ask a specific question about this device