WO1999025238A2 - Device for endoscopic vessel harvesting - Google Patents
Device for endoscopic vessel harvesting Download PDFInfo
- Publication number
- WO1999025238A2 WO1999025238A2 PCT/US1998/024644 US9824644W WO9925238A2 WO 1999025238 A2 WO1999025238 A2 WO 1999025238A2 US 9824644 W US9824644 W US 9824644W WO 9925238 A2 WO9925238 A2 WO 9925238A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- semi
- tubular hood
- endoscope
- shaft
- endoscopic
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00008—Vein tendon strippers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00163—Optical arrangements
- A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B2017/320044—Blunt dissectors
Definitions
- Vessel harvesting has traditionally required skin incisions as long as the
- the present invention addresses the need for less invasive
- branches are ligated and transected thereby. Perhaps most important, methods
- the vessel harvesting method described above is typically a
- one hand is required to hold and maintain the endoscope in position
- tissue is retracted with the endo-retractor, a pair of scissors is used to dissect the
- Applicant attaches a self-supporting, full-length semi-tubular hood to the shaft containing the endoscope.
- the hood provides easy access to
- staplers, retractors or dissectors may be easily inserted within the semi-tubular
- Applicant has devised an apparatus for removing vessels and arteries from
- the apparatus has a self-
- a dissector and retractor simultaneously, e.g., a dissector and retractor.
- Figure 1 A schematically illustrates a side view of the device of the present
- Figure IB schematically illustrates a bottom view of the device of the
- Figure 1C schematically illustrates a cross-section of the device of the
- Figure 2 schematically illustrates a top view of the device of the present
- Figure 3 schematically illustrates a surgeon in the process of inserting the
- Figure 4 schematically illustrates an enlarged perspective view of the distal
- Figure 5 schematically illustrates the perspective view of Figure 4 with
- Figure 6 schematically illustrates a side elevation of the tool tip showing
- Figure 7 schematically illustrates a bottom plan view of the tool tip of
- Figure 8 schematically illustrates a transverse cross-section taken along the
- the device of the present invention allows a generous working space for
- Figure 1 A is a side view of device 8 showing a shaft 2 attached to a semi-tubular
- Figure 1 A lacks an
- any endoscope as shown as 18 in Figure 4, may be inserted
- An optional handle 1 provides convenient manual
- a bottom view of the device 8 of the present invention is schematically illustrated, in one embodiment of the present
- tubular hood and is otherwise open.
- the semi-tubular hood preferably extends over the full length of the
- endoscope shaft or at least the length thereof that is to be inserted into the
- the side walls of the semi-tubular hood 3 support the top and retain the
- tubular hood is meant that at least one, or preferably at least two, separate
- a retractor and an excisor will preferably fit within the semi-tubular
- the semi-tubular hood 3 support thus creates a tunnel space for
- the top wall of the semi-tubular hood has an arc of greater
- the side walls may extend in a downward direction from the arc to
- the side walls terminate in smooth, rounded
- height of the side walls is greater, i.e., between about 2.5 cm and about 5.0 cm.
- a hatched area 7 secures the cord for the endoscope, and is
- tubular hood 3 power source 10, and endoscopic fiber optic wire 19 are shown. It
- Figure 4 schematically illustrates, in one embodiment of the present
- the downward looking scope 12 is shown immediately over
- This embodiment also shows that the shaft 2 is placed on top of the semi-tubular
- hood 3 but other embodiments include a shaft placed inside of the semi-tubular
- hood e.g., attached to the inside and the top of the semi-tubular hood.
- FIG. 5 schematically illustrates, in one embodiment of the present
- the dissector here is a
- Endo-scissors 15 are a disposable rod
- Figure 6 schematically illustrates, in one embodiment of the present
- FIG. 7 schematically illustrates, in one embodiment of the present
- scope 12 with phantom lines 11 for the field of endoscopic vision are shown.
- the leading edge of the tip or spoon has an indentation 20 to
- FIG. 8 schematically illustrates, in one embodiment of the present
- the semi-tubular hood 3 is preferably made of transparent plastic, or
- stainless steel Preferably, it is made of transparent plastic, making it less costly.
- a steel strut may be inserted into the shaft 2 or the back of the semi-tubular hood
- the dimensions of the semi-tubular hood 3 vary according to the length
- the preferred height of the semi-tubular hood 3 is about 2.5 cm.
- the semi-tubular hood 3 is attached to the length of the shaft 2, but need
- the shaft 2 need not be attached on top and outside of the semi-
- tubular hood 3 may be attached to the top of the inside of the semi-
- tubular hood 3 tubular hood 3.
- the preferred arrangement is a shaft attachment to the top and
- the width of the semi-tubular hood 3 is the breadth across the bottom of
- the width may vary according to
- Width may vary between about 2.0 cm and about 5.0 cm, preferably between about 2.0 cm to about 3.0 cm. For obese patients, a greater width is typically
- the semi-tubular hood 3 may vary in a single device, such that the semi-tubular hood 3 tapers in width.
- the shaft 2 houses the endoscope, and should be big enough to only
- the inner diameter of the first endoscope is selected for the appropriate endoscope.
- the inner diameter of the second endoscope is selected for the appropriate endoscope.
- shaft 2 will vary according to the size of the endoscope 18, and may range
- fiber optic quartz rods of about 30 cm in length, with about 5 mm in diameter.
- endoscopes are cables with substantially smaller diameter, e.g., about 2 mm.
- the device of the present invention is adaptable to various types of endoscopes,
- endoscopes with a downward looking scope 12 with an
- the invention is able to utilize an endoscope with a
- Device 8 is
- a dissector e.g., 14, is
- the dissector may be withdrawn and replaced with a retractor which is
- the dissector may remain under the semi-tubular hood. At this
- endo-scissors may be inserted, as shown in Figure 5, or any other
- a retractor including a retractor, and endo-stapler, a suction or
- cautery apparatus or blower device.
- the vessel may be
- the device 8 can
- the present invention accommodates an endoscope 18 with a downward looking
- scope 12 with an angle of between about 0° and about 90°, preferably between
- lymphomas or in situ saphenous vein by-pass grafting for peripheral vascular
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Optics & Photonics (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- Rheumatology (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Surgical Instruments (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002310426A CA2310426A1 (en) | 1997-11-18 | 1998-11-18 | Device for endoscopic vessel harvesting |
AU15907/99A AU1590799A (en) | 1997-11-18 | 1998-11-18 | Device for endoscopic vessel harvesting |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6561897P | 1997-11-18 | 1997-11-18 | |
US60/065,618 | 1997-11-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1999025238A2 true WO1999025238A2 (en) | 1999-05-27 |
WO1999025238A3 WO1999025238A3 (en) | 1999-07-29 |
Family
ID=22063960
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1998/024644 WO1999025238A2 (en) | 1997-11-18 | 1998-11-18 | Device for endoscopic vessel harvesting |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU1590799A (en) |
CA (1) | CA2310426A1 (en) |
WO (1) | WO1999025238A2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1090593A3 (en) * | 1999-10-05 | 2002-07-24 | Ethicon Endo-Surgery | Surgical device with integrally mounted image sensor |
US6818003B2 (en) | 2003-01-16 | 2004-11-16 | Mark H. Genovesi | Blood vessel harvesting device |
US7309342B2 (en) | 2003-01-16 | 2007-12-18 | Mark Genovesi | Heatless blood vessel harvesting device |
EP1932486A2 (en) * | 2006-12-13 | 2008-06-18 | Curexo Inc. | Endoscopic tissue dissector |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2575253A (en) * | 1949-05-16 | 1951-11-13 | Joseph F Bicek | Vaginal speculum |
US5373840A (en) * | 1992-10-02 | 1994-12-20 | Knighton; David R. | Endoscope and method for vein removal |
US5667480A (en) * | 1995-10-20 | 1997-09-16 | Ethicon Endo-Surgery, Inc. | Method and devices for endoscopic vessel harvesting |
-
1998
- 1998-11-18 CA CA002310426A patent/CA2310426A1/en not_active Abandoned
- 1998-11-18 AU AU15907/99A patent/AU1590799A/en not_active Abandoned
- 1998-11-18 WO PCT/US1998/024644 patent/WO1999025238A2/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2575253A (en) * | 1949-05-16 | 1951-11-13 | Joseph F Bicek | Vaginal speculum |
US5373840A (en) * | 1992-10-02 | 1994-12-20 | Knighton; David R. | Endoscope and method for vein removal |
US5667480A (en) * | 1995-10-20 | 1997-09-16 | Ethicon Endo-Surgery, Inc. | Method and devices for endoscopic vessel harvesting |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1090593A3 (en) * | 1999-10-05 | 2002-07-24 | Ethicon Endo-Surgery | Surgical device with integrally mounted image sensor |
US6818003B2 (en) | 2003-01-16 | 2004-11-16 | Mark H. Genovesi | Blood vessel harvesting device |
US7309342B2 (en) | 2003-01-16 | 2007-12-18 | Mark Genovesi | Heatless blood vessel harvesting device |
EP1932486A2 (en) * | 2006-12-13 | 2008-06-18 | Curexo Inc. | Endoscopic tissue dissector |
EP1932486A3 (en) * | 2006-12-13 | 2009-05-20 | Curexo Inc. | Endoscopic tissue dissector |
Also Published As
Publication number | Publication date |
---|---|
AU1590799A (en) | 1999-06-07 |
WO1999025238A3 (en) | 1999-07-29 |
CA2310426A1 (en) | 1999-05-27 |
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