CA2497684A1 - Endoscopic surgical instrument for aspiration and irrigation - Google Patents
Endoscopic surgical instrument for aspiration and irrigation Download PDFInfo
- Publication number
- CA2497684A1 CA2497684A1 CA002497684A CA2497684A CA2497684A1 CA 2497684 A1 CA2497684 A1 CA 2497684A1 CA 002497684 A CA002497684 A CA 002497684A CA 2497684 A CA2497684 A CA 2497684A CA 2497684 A1 CA2497684 A1 CA 2497684A1
- Authority
- CA
- Canada
- Prior art keywords
- cannula
- distal end
- irrigation
- surgical site
- fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Endoscopes (AREA)
- Surgical Instruments (AREA)
- External Artificial Organs (AREA)
- Laser Surgery Devices (AREA)
Abstract
~A surgical device for hydrodissection of tissue at a surgical site, comprising: connection means for a source of irrigation fluid; means for actuating said first connection means; a single lumen cannula means adapted to communicate with said fluid source through said connection means at a proximal end of said cannula means, said cannula means having a plurality of apertures at a distal end thereof and being positionable adjacent said surgical site to transport said fluid under pressure to said surgical site: and a sleeve member concentrically positioned about said cannula means and in substantial contact with said cannula means from said proximal end to said distal end, said sleeve member being longitudinally slidable to overlay at least one of said plurality of apertures in said distal end of said cannula means to vary the pressure of said fluid exiting therefrom.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78106291A | 1991-10-18 | 1991-10-18 | |
| US07/781,062 | 1991-10-18 | ||
| CA002080681A CA2080681C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002080681A Division CA2080681C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2497684A1 true CA2497684A1 (en) | 1993-04-19 |
| CA2497684C CA2497684C (en) | 2007-04-17 |
Family
ID=34423896
Family Applications (7)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002497736A Expired - Lifetime CA2497736C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
| CA002497684A Expired - Lifetime CA2497684C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
| CA002497738A Expired - Lifetime CA2497738C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
| CA002497687A Abandoned CA2497687A1 (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument instrument for aspiration and irrigation |
| CA 2497598 Expired - Lifetime CA2497598C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
| CA002497683A Expired - Lifetime CA2497683C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
| CA002497685A Expired - Lifetime CA2497685C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002497736A Expired - Lifetime CA2497736C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
Family Applications After (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002497738A Expired - Lifetime CA2497738C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
| CA002497687A Abandoned CA2497687A1 (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument instrument for aspiration and irrigation |
| CA 2497598 Expired - Lifetime CA2497598C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
| CA002497683A Expired - Lifetime CA2497683C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
| CA002497685A Expired - Lifetime CA2497685C (en) | 1991-10-18 | 1992-10-15 | Endoscopic surgical instrument for aspiration and irrigation |
Country Status (1)
| Country | Link |
|---|---|
| CA (7) | CA2497736C (en) |
-
1992
- 1992-10-15 CA CA002497736A patent/CA2497736C/en not_active Expired - Lifetime
- 1992-10-15 CA CA002497684A patent/CA2497684C/en not_active Expired - Lifetime
- 1992-10-15 CA CA002497738A patent/CA2497738C/en not_active Expired - Lifetime
- 1992-10-15 CA CA002497687A patent/CA2497687A1/en not_active Abandoned
- 1992-10-15 CA CA 2497598 patent/CA2497598C/en not_active Expired - Lifetime
- 1992-10-15 CA CA002497683A patent/CA2497683C/en not_active Expired - Lifetime
- 1992-10-15 CA CA002497685A patent/CA2497685C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2497598C (en) | 2008-08-05 |
| CA2497683A1 (en) | 1993-04-19 |
| CA2497685A1 (en) | 1993-04-19 |
| CA2497685C (en) | 2008-01-08 |
| CA2497687A1 (en) | 1993-04-19 |
| CA2497598A1 (en) | 1993-04-19 |
| CA2497738A1 (en) | 1993-04-19 |
| CA2497738C (en) | 2007-04-24 |
| CA2497736A1 (en) | 1993-04-19 |
| CA2497683C (en) | 2008-01-15 |
| CA2497736C (en) | 2007-03-27 |
| CA2497684C (en) | 2007-04-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry | ||
| MKEX | Expiry |
Effective date: 20121015 |
|
| MKEX | Expiry |
Effective date: 20121015 |