3D Spine Correction Robot with Elastic Push-and-Pull

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Solution Overview

Problem

Traditional massage and traction treatments for spinal intervertebral diseases are non-quantifiable, lack accuracy, and often result in inadequate force distribution, leading to prolonged treatment cycles and limited effectiveness, especially for serious patients.

Innovation Solution

A three-dimensional spine correction robot with a pillar, seat, human body fixing belts, and a spine lateral push-and-pull apparatus that applies precise, three-dimensional forces to correct vertebral alignment, utilizing elastic connections, displacement sensors, and a push-and-pull mechanism to ensure accurate and controlled treatment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional massage and traction treatments are used, then the treatment can be applied with simple equipment and manual operation, but the treatment lacks accuracy in force application and three-dimensional directional control

Engineering Contradiction:
Improveforce application accuracyVSAvoidequipment structure
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces manual mechanical therapy with an automated robotic system that uses computer-controlled mechanisms to apply precise three-dimensional forces to the spine. The robot employs motorized actuators, sensors, and control algorithms to substitute human manual operations with automated mechanical systems capable of precise force application in multiple directions.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent transitions from unidirectional or bidirectional manual force application to three-dimensional force application. The robotic system incorporates multiple degrees of freedom with actuators that can apply forces in vertical, horizontal, and rotational directions simultaneously, enabling comprehensive three-dimensional spinal correction that manual therapy cannot achieve.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Manufacturing precision

If manual bone-setting and massage techniques are used, then the treatment can be applied quickly with simple equipment, but the treatment strength and extent cannot be accurately controlled

Engineering Contradiction:
Improvetreatment parameter controlVSAvoidoperation complexity
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The robotic system incorporates sensors that continuously monitor the position, force, and movement of the spinal components during treatment. This feedback is processed by a control system that automatically adjusts the applied forces and movements in real-time, ensuring precise control over treatment parameters while maintaining ease of operation through automated closed-loop control.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system enables precise control of treatment parameters such as force magnitude, direction, duration, and movement amplitude through computerized control. The robotic actuators can programmatically adjust these parameters to match the specific requirements of different spinal conditions, allowing accurate control of treatment strength and extent without complex manual adjustment.

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If linear traction devices are used, then the equipment structure remains simple, but the traction force is evenly distributed and cannot accurately position specific vertebrae

Engineering Contradiction:
Improvevertebrae positioning accuracyVSAvoidtraction mechanism
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The robotic traction system divides the spinal column into individual vertebral segments, each capable of independent positioning and force application. Instead of applying uniform linear traction to the entire spine, the system can target specific vertebrae with customized forces and movements, enabling precise localization and correction of individual vertebral misalignments.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from static linear traction to dynamic multi-directional force application. The robotic mechanism can adjust the direction, magnitude, and timing of forces applied to different vertebrae in real-time, enabling complex three-dimensional movements that accurately position specific vertebral segments while correcting misalignments.

Inventive Principle:
Principle #15Dynamics

4Productivity

If traditional massage therapy is used, then the treatment cycle becomes prolonged for serious patients, but the equipment and operation remain simple

Engineering Contradiction:
Improvetreatment efficiencyVSAvoidrobotic system
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The robotic system enables continuous and consistent application of corrective forces without the interruptions, variability, and fatigue limitations inherent in manual therapy. The automated robot can maintain precise force application throughout the entire treatment session and across multiple sessions, providing uninterrupted therapeutic action that accelerates healing and reduces treatment cycle duration.

Inventive Principle:
Principle #20Continuity of useful action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The robot provides a scientifically structured, highly controllable, and efficient treatment that reduces treatment duration, minimizes tissue damage, and effectively corrects vertebral misalignments, improving patient comfort and outcomes for both acute and degenerative spine conditions.

Implementation Method 1

a first elastic connection object is connected between the pillar casing pipes

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

The lifting platform is connected to a displacement sensor for monitoring the descent distance of the seat

Methodology Applied
Scientific EffectDisplacement detection: Displacement

Data Source

PatentUS9775762B2Three-dimensional spine correction robot
Publication Date: 2017.10.03 ZHANG JILIN
  • US9775762B2 patent drawing
  • US9775762B2 patent drawing
  • US9775762B2 patent drawing

AI summary

A three-dimensional spine correction robot includes: a pillar, a seat, human body fixing belts, a head fixing apparatus, a bracket, pillar casing pipes, a spine lateral push-and-pull apparatus and a seat locking mechanism. The head fixing apparatus is fixed on the top of the bracket. The pillar casing pipes are movably sleeved over the pillar, and each pillar casing pipe is connected to a human body fixing belt. The lower end of the pillar casing pipe is connected to the seat, and the upper end is connected to the pillar. A first elastic connection object is connected between the pillar casing pipes. The spine lateral push-and-pull apparatus may move up and down along the pillar and swing. The seat is connected to the pillar through a bearing, and may move up and down along the pillar. The seat locking mechanism is fixed between the bracket and the seat.