Surgical Guide Cutter Protective Barrier for Debris Containment
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Solution Overview
Problem
Existing surgical guide production apparatuses face challenges in maintaining sterility within an operating theatre due to contamination risks from debris and difficulty in sterilizing devices with moving parts, leading to increased downtime and potential contamination of the sterile field.
Innovation Solution
Integration of protective barriers and sterile drapes around cutting attachments and surgical guide carriers to contain debris and maintain sterility during surgical guide production, along with a production apparatus design that positions the driving mechanism below the mount to prevent contamination.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If drill bits or cutting elements are used to cut holes or incisions in the impression, then the surgical guide can be produced accurately, but debris is created that can contaminate the surrounding area including sterilized equipment
Solution Approach 1:
A sterile barrier drape is introduced as an intermediary component between the cutting element and the surrounding sterile environment. The drape is positioned around the cutting element to contain debris within a defined area while allowing the cutting operation to proceed, thus preventing contamination of sterilized equipment and maintaining surgical guide accuracy
Solution Approach 2:
A flexible sterile barrier drape is used to create a physical separation between the cutting area and the surrounding sterile field. The drape can be positioned and adjusted to accommodate the cutting operation while maintaining the sterile boundary, effectively containing debris without compromising the sterile environment
2Reliability
If the production apparatus is sterilized completely, then contamination risk is reduced, but the sterilization procedure creates downtime during which the apparatus cannot be used
Solution Approach 1:
The production apparatus is divided into sterile and non-sterile zones using a sterile barrier drape. Only the specific cutting area requiring sterility is isolated, while the rest of the apparatus with moving parts can remain non-sterile or be quickly sterilized, significantly reducing sterilization downtime while maintaining reliability in the critical cutting zone
Solution Approach 2:
Sterility is applied locally only to the cutting area where it is most critical, rather than sterilizing the entire apparatus. The sterile barrier drape creates a localized sterile environment around the cutting element, allowing other parts of the apparatus to be used or sterilized separately, thus minimizing downtime while maintaining necessary sterility
3Loss of time
If certain parts of the production apparatus are not sterilized to save costs and speed up the process, then sterilization time is reduced, but there is a risk that clinicians may accidentally touch non-sterile areas and contaminate the sterile field
Solution Approach 1:
The sterile barrier drape acts as an intermediary protective layer between non-sterile parts of the apparatus and the sterile surgical field. It prevents direct contact between clinicians' hands or instruments and non-sterile surfaces, eliminating the risk of contamination while allowing rapid turnover without full apparatus sterilization
Solution Approach 2:
A flexible sterile barrier drape is positioned to physically separate non-sterile apparatus components from the sterile field. This thin film barrier allows the apparatus to function with reduced sterilization while preventing contamination, as clinicians can work near or even touch non-sterile areas without compromising the sterile field
Data Source
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AI summary
A surgical guide production apparatus and accessories are provided to simplify the process of using the production apparatus within the surgical environment. A cutting attachment is provided for use on a surgical guide production apparatus. The cutting attachment comprises a cutting element, a connector for connecting the cutting element to a drive mechanism of the surgical guide production apparatus so that the cutting element can be driven by the drive mechanism to modify an impression of a surgical site to produce a surgical guide, and a protective barrier. The protective barrier is configured to be positioned around the cutting element to surround a cutting area to help prevent contaminants from entering or leaving the cutting area during modification of the impression.