Advanced Surgical Instrument with Enhanced Articulation and Real-Time Feedback
Legal Citation
Summary of the Inventive Concept
The next-generation surgical instrument integrates advanced articulation capabilities, real-time feedback, and haptic feedback, revolutionizing minimally invasive surgery with enhanced dexterity and precision.
Background and Problem Solved
The original patent addressed the need for increased surgical dexterity in minimally invasive robotic systems. However, it had limitations in terms of articulation flexibility, real-time feedback, and haptic feedback. The new inventive concept overcomes these limitations by introducing a third shaft segment, advanced sensor systems, and haptic feedback capabilities, enabling surgeons to operate with unprecedented precision and control.
Detailed Description of the Inventive Concept
The advanced surgical instrument comprises a housing, a closure driver, and a shaft assembly extending from the housing. The shaft assembly includes a first shaft segment, a second shaft segment, and a third shaft segment, which is rotatably coupled to the second shaft segment and configured to rotate around a longitudinal axis. This enables the instrument to articulate in multiple degrees of freedom, providing unparalleled flexibility and precision. Additionally, the instrument features a sensor system that detects the position and orientation of the shaft assembly, providing real-time feedback to the surgeon. Furthermore, the system incorporates haptic feedback, allowing the surgeon to experience tactile sensations during the surgical procedure, further enhancing the overall surgical experience.
Novelty and Inventive Step
The new claims introduce several novel features, including the third shaft segment, advanced sensor systems, and haptic feedback capabilities, which collectively provide a significant inventive step over the original patent. These features enable the instrument to operate with unprecedented precision, flexibility, and control, making it a paradigm shift in minimally invasive surgery.
Alternative Embodiments and Variations
Alternative embodiments of the inventive concept could include variations in the shaft assembly design, such as using different materials or geometries, or incorporating additional features like force feedback or tactile sensing. The concept could also be adapted for use in other medical specialties, such as cardiology or neurosurgery, or integrated with other technologies, like artificial intelligence or augmented reality, to further enhance its capabilities.
Potential Commercial Applications and Market
The advanced surgical instrument has significant commercial potential in the medical device industry, particularly in the minimally invasive surgery market. The instrument's enhanced precision, flexibility, and control capabilities make it an attractive solution for hospitals and surgical centers, with potential applications in various medical specialties. The market for such instruments is expected to grow significantly in the coming years, driven by the increasing demand for minimally invasive surgical procedures and the need for more advanced and effective surgical tools.
CPC Classifications
| Section | Class | Group |
|---|---|---|
| A | A61 | A61B17/07207 |
| A | A61 | A61B17/105 |
| A | A61 | A61B17/29 |
| A | A61 | A61B34/30 |
| A | A61 | A61B34/35 |
| A | A61 | A61B34/37 |
| A | A61 | A61B34/71 |
| A | A61 | A61B17/00234 |
| A | A61 | A61B2017/00309 |
| A | A61 | A61B2017/00314 |
| A | A61 | A61B2017/00398 |
| A | A61 | A61B2017/00477 |
| A | A61 | A61B2017/07214 |
| A | A61 | A61B2017/07271 |
| A | A61 | A61B2017/07278 |
| A | A61 | A61B2017/2903 |
| A | A61 | A61B2017/2908 |
| A | A61 | A61B2017/2929 |
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Minimally invasive robotic surgical instrumentation, with expertise in mechanical design, articulation mechanisms, and surgical robotic systems involving multi-segment shaft assemblies and control interfaces
Person of Ordinary Skill (PHOSITA) Profile
A biomedical engineer or mechanical engineer with advanced degree, 3-5 years experience in surgical robotics, familiar with articulation mechanisms, sensor integration, and robotic control systems
Obviousness Rationale
A PHOSITA would recognize that adding a third rotatable shaft segment, integrating sensor feedback, and implementing haptic control are predictable engineering extensions of existing surgical robotic instrument designs. The core mechanical principles of articulated surgical instruments remain consistent, with incremental improvements in degrees of freedom and control systems being a natural progression in the field. These variations represent standard evolutionary design approaches within surgical robotics technology.
Obvious Combinations & Variations
Original Patent Information
| Patent Number | US 11,857,189 |
|---|---|
| Title | Surgical instrument including first and second articulation joints |
| Assignee(s) | Cilag GmbH International |