Patents
US 7866983 B2: Surgical simulator system
- Granted
- 2011-01-11
- Filed
- 2007-01-16 application 11623716
- Type
- Utility · 15 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
Disclosed is a surgical simulator for teaching, practicing, and evaluating surgical techniques. Such a simulator may comprise a cassette of organs, blood vessels, and tissues that may be disposable. The simulator also comprises a hemodynamic simulator and a frame assembly, the frame assembly providing support for the cassette of organs as well as a fluid conduit through which simulated blood flow from the hemodynamic simulator may be connected to the blood vessels of the organs and related tissues. The hemodynamic simulator provides adjustable and variable pressures to the arteries and veins, as well as variable pulse rates, which can be programmed at settings chosen by an instructor or user.
Source: PVGPATDIS, file of 2026-04-10 (ipg110111.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| East Tennessee State University Research Foundation 6 patents | US company or organization | Johnson City, TN | EAST TENNESSEE STATE UNIVERSITY RESEARCH FOUNDATION Nonprofit EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| William K. Hemphill | Johnson City, TN | 3 | PVGPATDIS, file of 2026-04-10 | |
| J. Paul Sims | Greeneville, TN | 3 | PVGPATDIS, file of 2026-04-10 | |
| Martin E. Olsen | Johnson City, TN | 2 | Person page FUZZY medium confidence | PVGPATDIS, file of 2026-04-10 |
| Martin P. Eason | Johnson City, TN | 3 | PVGPATDIS, file of 2026-04-10 | |
| Sheldon R. Davis | Nashville, TN | 1 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| G09B | Educational or demonstration appliances; appliances for teaching, or communicating with, the blind, deaf or mute; models; planetaria; globes; maps; diagrams | G09B23/28 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2008-09-17 | Assignment Assignment of assignor's interest | OLSEN, MARTIN E. signed 2007-11-16 HEMPHILL, WILLIAM K. signed 2008-05-02 SIMS, J. PAUL signed 2008-05-05 EASON, MARTIN P. signed 2008-06-02 DAVIS, SHELDON R. signed 2008-07-25 | EAST TENNESSEE STATE UNIVERSITY RESEARCH FOUNDATION JOHNSON CITY, TN | 21553/898 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.