Endorectal Cooling Device Holder for TULSA Positioning

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Solution Overview

Problem

Endorectal cooling devices used during Transurethral Ultrasound Ablation (TULSA) procedures face challenges in maintaining their position and orientation, leading to potential complications such as rectal injury or rectourethral fistulas due to inadequate holding mechanisms.

Innovation Solution

A holder system with a base, arm, and pivotable receiver is designed to securely position and orient the endorectal cooling device, featuring a micro-suction tape for attachment, adjustable arm, and a receiving aperture to accommodate the device, preventing rotation and movement during procedures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If no holder mechanism is used, then the device structure remains simple, but the endorectal cooling device cannot maintain its position and orientation, leading to rectal injury or rectourethral fistulas

Engineering Contradiction:
Improvepositioning reliabilityVSAvoidholder structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The holder is divided into distinct functional segments: a base for attachment to the positioning system, an arm for positioning, and a receiver for securing the endorectal cooling device. This segmentation allows each component to perform its specific function effectively while maintaining overall system reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The holder is pre-assembled and attached to the positioning system base before the TULSA procedure begins. The receiver is configured in advance to receive and secure the endorectal cooling device, ensuring proper positioning is established before treatment starts, preventing positioning failures during the procedure.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If a rigid fixed holder is used, then the position is stable, but the device cannot be adjusted for different patients or procedural requirements

Engineering Contradiction:
Improvepositioning adaptabilityVSAvoidpositioning stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The holder incorporates dynamic elements including a rotatable arm that can rotate about the longitudinal axis of the base, and a pivotable receiver that can pivot relative to the arm. These dynamic features enable adjustment to different positions and orientations while maintaining stable positioning once configured, accommodating various patient anatomies and procedural needs.

Inventive Principle:
Principle #15Dynamics

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 holder system effectively maintains the endorectal cooling device's position and orientation, ensuring the device's functionality and reducing the risk of complications by securely holding it in place during TULSA procedures.

Implementation Method 1

The adhesive may include a micro-suction tape

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentUS20230285187A1Endorectal cooling device holder
Publication Date: 2023.09.14 BOARD OF RGT THE UNIV OF TEXAS SYST
  • US20230285187A1 patent drawing
  • US20230285187A1 patent drawing
  • US20230285187A1 patent drawing

AI summary

An endorectal cooling device holder is provided. The holder includes a base operable to be coupled to a surface, an arm extending from the base, and a receiver pivotably coupled with the arm. The receiver forms a receiving aperture operable to receive an endorectal cooling device and maintain the position of the endorectal cooling device.