CA2068121C - Abdomen suspending device - Google Patents

Abdomen suspending device

Info

Publication number
CA2068121C
CA2068121C CA002068121A CA2068121A CA2068121C CA 2068121 C CA2068121 C CA 2068121C CA 002068121 A CA002068121 A CA 002068121A CA 2068121 A CA2068121 A CA 2068121A CA 2068121 C CA2068121 C CA 2068121C
Authority
CA
Canada
Prior art keywords
patient
elongate
generally thin
abdominal wall
pulling
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.)
Expired - Lifetime
Application number
CA002068121A
Other languages
French (fr)
Other versions
CA2068121A1 (en
Inventor
Michel Gagner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CA002068121A priority Critical patent/CA2068121C/en
Publication of CA2068121A1 publication Critical patent/CA2068121A1/en
Priority to US08/426,486 priority patent/US5634882A/en
Application granted granted Critical
Publication of CA2068121C publication Critical patent/CA2068121C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • A61B17/0281Abdominal wall lifters
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • A61B17/0218Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery

Abstract

The present invention relates to a method and device for suspending the abdominal wall of a patient. The device is formed of a substantially rigid rod comprising a first section having a free end and bent to define either a conical helix or a planar serpentine figure. A second section of the rod is used as a pulling member. In accordance with the method of the invention, to suspend the abdominal wall of a patient, (a) an incision is cut in the patient's abdominal wall, (b) the free end of the first rod section is inserted in the incision and the first rod section slid in this incision until it is completely introduced in the patient's abdominal cavity, and (c) the second rod section, situated on the outside of the abdominal wall, is pulled to apply the first rod section on the inner face of the patient's abdominal wall and then to suspend this abdominal wall.

Description

20681t~1 ABDOMEN SUSPENDING DEVICE

BACKGROUND OF THE INVENTION

1. Field of the invention:

The present invention relates to a method and device for mechanically suspending the abdominal wall of a patient during a surgical operation, for example during a laparascopic operation.
2. Brief description of the prior art:
During a laparascopic operation, the abdomen of the patient is conventionally inflated with carbonic gas (CO2) to enable displacement of the instruments in the patient's abdominal cavity.
A drawback of this conventional method is that any instruments, such as a catheter, used by the surgeon during the operation must be introduced in the patient's abdominal cavity through a gas-tight trocar to prevent deflating of the abdomen. Therefore, a surgical instrument that cannot be introduced in the abdominal cavity of the patient through such a gas-tight trocar cannot be used during the operation. One skilled in the art can appreciate that this drawback considerably limits the number and type of instruments employed during a laparascopic operation.

~ a ~

OBJECT OF THE INVENTION

An object of the present invention is to overcome the above mentioned drawback of the prior art by mechanically pulling the 5 abdominal wall of the patient, instead of inflating the abdomen.

SUMMARY OF THE INVENTION

More specifically, according to the present invention, there is provided a surgical device for pulling a patient's tissue wall in which an incision has been cut. The surgical device comprises a pulling member and an elongate, generally thin member having a first free end 15 and a second end. The elongate, generally thin member is bent into a wall support figure structured for enabling sliding of the elongate, generally thin member through the incision from the first free end to the second end until the wall support figure is completely located behind the patient's tissue wall. The pulling member is connected to the second end 20 of the elongate, generally thin member for applying the wall support figure to a rear face of the patient's tissue wall and then for pulling the patient's tissue wall.

The present invention also relates to a surgical device 25 for pulling a patient's abdominal wall in which an incision has been cut, comprising:

an elongate, generally thin member having a first free end and a second end, the elongate, generally thin member being bent into a wall support figure structured for enabling sliding of the elongate, generally thin member through the incision from the first free end to the 5 second end until the wall support figure is completely located behind the patient's abdominal wall; and a pulling member connected to the second end of the elongate, generally thin member for applying the wall support figure to a rear face of the patient's abdominal wall and then for pulling the patient's 10 abdominal wall.

The present invention further relates to a surgical device for suspending the abdominal wall of a patient Iying on his back, an incision having been cut in the patient's abdominal wall and the surgical~5 device comprising:
an elongate, generally thin member having a first free end and a second end, the elongate, generally thin member being bent into a wall support figure structured for enabling sliding of the elongate, generally thin member through the incision from the first free end to the 20 second end until the wall support figure is completely located behind the patient's abdominal wall;
a pulling member connected to the second end of the elongate, generally thin member; and mechanical means for pulling the pulling member 25 upwardly to apply the wall support figure to a rear face of the patient's abdominal wall and then to suspend the patient's abdominal wall.

'' -Still further in accordance with the present invention, there is provided a surgical device for pulling a patient's abdominal wall in which an incision has been cut (or for suspending the abdominal wall 5 of a patient Iying on his back, an incision having been cut in the patient's abdominal wall), comprising an elongate, generally thin member having a first free end and a second end. The elongate, generally thin member forms a generally conical helix having an apex, and the second end of the elongate, generally thin member is situated at the apex for enabling 10 sliding of the elongate, generally thin member in the incision from the firstfree end to the second end until the elongate, generally thin member is completely introduced in the patient's abdominal cavity. The surgical device further comprises a pulling member connected to the second end of the elongate, generally thin member to apply the generally conical helix 15 to a rear face of the patient's abdominal wall and then to pull (or suspend) the patient's abdominal wall.

Finally, the present invention relates to a surgical device for pulling a patient's abdominal wall in which an incision has been cut (or 20 for suspending the abdominal wall of a patient Iying on his back, an incision having been cut in the patient's abdominal wall), comprising:
an elongate, generally thin member having a first free end and a second end, the elongate, generally thin member being, from said first free end to said second end, successively bent in one direction 25 and the opposite direction to form a sinuous, generally planar figure structured for sliding in the incision from the first free end to the second ., 3 b end until the sinuous, generally planar figure is completely introduced in the patient's abdominal cavity; and a pulling member connected to the second end of the elongate, generally thin member, the pulling member having a hook 5 means Iying on an axis perpendicular to the plane of the sinuous figure and generally centered on the sinuous, generally planar figure, this hook means being pulled to apply the sinuous, generally planar figure to a rear face of the patient's abdominal wall and then to pull (or suspend) the patient's abdominal wall.
B

The objects, advantages and other features of the present invention will become more apparent upon reading of the following non restrictive description of preferred embodiments thereof, given by way of example only with reference to the accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS

In the appended drawings:

Figure 1 is a perspective view of a first embodiment of the abdomen suspending device in accordance with the present invention, comprising an elongate rod section defining a conical helix;

Figure 2 is a side elevational view, partially cross sectional, of the device of Figure 1, of which the elongate rod section has been introduced in the abdominal cavity of a patient;

Figure 3 is a perspective view showing the device of Figure 1 used to suspend the abdominal wall of the patient;

Figure 4, which is disposed on the same sheet of formal drawings as Figure 1, is a perspective view of a second embodiment of the device in accordance with the present invention, comprising an elongate rod section defining a planar serpentine figure; and 206~121 , ..

Figure 5, disposed on the same sheet of formal drawings as Figures 1 and 4, is a side elevational view, partially cross sectional, of the device of Figure 4, of which the elongate rod section has been introduced in the abdominal cavity of a patient.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

The first embodiment of the device in accordance with the present invention is generally identified by the reference numeral 1 in Figures 1 to 3.

The device 1 is formed, as illustrated in Figure 1, of a generally thin and slightly flexible rod 2 made for example of stainless steel and having a circular cross section.

The rod 2 comprises a first rod section 3 bent into a spiral figure. More specifically, the bent rod section 3 generally defines a conical helix.
The rod section 3 also comprises a free end 4.

The rod 2 is also formed with a second rod section 5. Rod section 5 is straight but has a free end bent to define a hook 6. As can be seen in Figure 1, the straight rod section 5 is aligned with the axis of the spiral, more specifically the conical helix of rod section 3.

. " ~

Between sections 3 and 5, the rod 2 is bent at 90~ (see 7).

To install the device 1, a small incision 10 is first made in the abdominal wall 8 of the patient 9 (see Figure 2), in the region of the umbilicus. Then, the free end 4 of the rod section 3 is inserted in the incision 10. Rod section 3 is slid in the incision 10 until this section 3 is completely introduced in the patient's abdominal cavity 11.

As illustrated in Figure 3, the hook 6 is then engaged with another hook 12 attached to one end of a small rope 13. The rope 13 is inserted in the grooves of a pair of pulleys 14 and 15 pivotally mounted at the respective ends of an horizontal support member 16 itself fixedly mounted on a vertical post 17. A weight (not shown) is attached to the other end 18 of the rope 13 to stretch that rope. As shown in Figure 3, the pulley 14 is positioned over the patient's abdomen.

In operation, the weight (not shown) attached to the end 18 of the rope 13 will stretch that rope to pull the rod section 3, situated in the patient's abdominal cavity 11, through the hook 12, the hook 6, and the rod section 5. The figure defined by the rod section 3 will be applied to the inner face of the patient's abdominal wall 8 and the tension in the small rope 13 will suspend this abdominal wall 8.
As can be appreciated, the straight rod section 5 serves as a member for pulling the rod section 3.

.~,, Accordingly, the abdominal wall 8 of the patient 9 is suspended by means of a mechanical device l. Therefore, it is no longer necessary to hold a gas pressure within the abdominal cavity 11 whereby the drawback discussed in the preamble of the present disclosure is overcome.

The second embodiment of the abdomen suspending device in accordance with the present invention is generally identified by the reference numeral 20 in Figures 4 and 5.

The device 20 is formed, as illustrated in Figure 4, of a generally thin and slightly flexible rod 21 made for example of stainless steel and having a circular cross section.

The rod 21 comprises a first rod section 22 bent into a planar serpentine figure. The rod section 33 includes a free end 23.

The rod 21 is also formed with a second rod section 24. Rod section 24 is straight but has a free end bent to define a hook 25. As can be seen in Figure 1, the straight rod section 24 has a longitudinal axis passing through the center of the serpentine figure defined by rod section 22.

Between rod sections 22 and 24, the rod 21 is bent a first time at 90~ (see 26 in Figures 4 and 5). It is also bent a second and a third time at 90~ (see points 27 and 28 in Figures 4 and 5) to align the straight rod section 24 with the center of the 206~121 w serpentine figure. This will enable application of a pulling force centered on the serpentine figure of rod section 22.

To install the device 20, the free end 23 of the rod section 22 is inserted in the small incision 10 (Figure 5). Serpentine rod section 22 is then slid in the incision 10 until this section 22 is completely introduced in the patient's abdominal cavity 11.

In the same manner as the device 1 (see Figure 3), the hook 25 is engaged with the hook 12 attached to one end of the small rope 13 itself inserted in the grooves of the pulleys 14 and 15.
Again, the pulley 14 is positioned over the patient's abdomen. The weight (not shown) attached to the end 18 of the rope 13 will stretch that rope to pull the serpentine rod section 22, situated in the patient's abdominal cavity 11 (Figure 5), through the hook 12, the hook 25, and the rod section 24. The straight rod section 24 therefore serves as a member for pulling the serpentine rod section 22 situated within the abdominal cavity 11. The serpentine figure defined by the rod section 22 will be applied to the inner face 19 of the patient's abdominal wall 8 and the tension in the small rope 13 will suspend this abdominal wall 8.

Again, the abdominal wall 8 of the patient 9 is suspended by means of a mechanical device 1.
Therefore, it is no longer necessary to hold a gas pressure within the abdominal cavity 11 whereby the ,_ drawback discussed in the preamble of the present disclosure is overcome.

As can be appreciated by one skilled in the art, the first embodiment 1 (Figures 1-3) will enable suspension of the abdominal wall 8 around the umbilicus (see Figure 2). The embodiment 20 (Figures 4 and 5) of the abdomen suspending device will enable suspension of the abdominal wall 8 on one side of the umbilicus (see Figure 5).

Although the present invention has been described hereinabove by way of preferred embodiments thereof, these embodiments can be modified at will, within the scope of the appended claims, without departing from the spirit and nature of the present invention.

Claims (14)

1. A surgical device for pulling a patient's tissue wall in which an incision has been cut, comprising:
an elongate, generally thin member having a first free end and a second end, the elongate, generally thin member being bent into a wall support figure structured for enabling sliding of the elongate, generally thin member through the incision from the first free end to the second end until the wall support figure is completely located behind the patient's tissue wall; and a pulling member connected to the second end of the elongate, generally thin member for applying the wall support figure to a rear face of the patient's tissue wall and then for pulling said patient's tissue wall.
2. A surgical device for pulling a patient's abdominal wall in which an incision has been cut, comprising:
an elongate, generally thin member having a first free end and a second end, the elongate, generally thin member being bent into a wall support figure structured for enabling sliding of the elongate, generally thin member through the incision from the first free end to the second end until the wall support figure is completely located behind the patient's abdominal wall; and a pulling member connected to the second end of the elongate, generally thin member for applying the wall support figure to a rear face of the patient's abdominal wall and then for pulling said patient's abdominal wall.
3. A surgical device as recited in claim 1 or 2, wherein the elongate, generally thin member and the pulling member are formed by a single generally thin rod.
4. A surgical device as recited in claim 1 or 2, wherein the elongate, generally thin member and the pulling member are formed by a single, generally thin and slightly flexible rod.
5. A surgical device as recited in claim 1 or 2, wherein the wall support figure is planar.
6. A surgical device for suspending the abdominal wall of a patient lying on his back, an incision having been cut in the patient's abdominal wall and the surgical device comprising:
an elongate, generally thin member having a first free end and a second end, the elongate, generally thin member being bent into a wall support figure structured for enabling sliding of the elongate, generally thin member through the incision from the first free end to the second end until the wall support figure is completely located behind the patient's abdominal wall;
a pulling member connected to the second end of the elongate, generally thin member; and mechanical means for pulling the pulling member upwardly to apply the wall support figure to a rear face of the patient's abdominal wall and then to suspend the patient's abdominal wall.
7. A surgical device for pulling a patient's abdominal wall in which an incision has been cut, comprising:
an elongate, generally thin member having a first free end and a second end, said elongate, generally thin member forming a generally conical helix having an apex, and the second end of the elongate, generally thin member being situated at the apex for enabling sliding of the elongate, generally thin member in said incision from the first free end to the second end until said elongate, generally thin member is completely introduced in the patient's abdominal cavity; and a pulling member connected to the second end of the elongate, generally thin member to apply said generally conical helix to a rear face of the patient's abdominal wall and then to pull the patient's abdominal wall.
8. A surgical abdominal wall pulling device according to claim 7, wherein said pulling member and the elongate, generally thin member are formed by a single, generally thin rod.
9. A surgical abdominal wall pulling device according to claim 7, wherein the elongate, generally thin member is slightly flexible.
10. A surgical device for suspending the abdominal wall of a patient lying on his back, an incision having been cut in the patient's abdominal wall and the surgical device comprising:
an elongate, generally thin member having a first free end and a second end, said elongate, generally thin member forming a generally conical helix having an apex, and the second end of the elongate, generally thin member being situated at the apex for enabling sliding of the elongate, generally thin member in said incision from the first free end to the second end until said elongate, generally thin member is completely introduced in the patient's abdominal cavity; and a pulling member connected to the second end of the elongate, generally thin member, said pulling member being pulled upwardly to apply said generally conical helix to a rear face of the patient's abdominal wall and then to suspend the patient's abdominal wall.
11. A surgical device for pulling a patient's abdominal wall in which an incision has been cut, comprising:
an elongate, generally thin member having a first free end and a second end, the elongate, generally thin member being, from said first free end to said second end, successively bent in one direction and the opposite direction to form a sinuous, generally planar figure structured for sliding in the incision from the first free end to the second end until said sinuous, generally planar figure is completely introduced in the patient's abdominal cavity; and a pulling member connected to said second end of the elongate, generally thin member, said pulling member having a hook means lying on an axis perpendicular to the plane of the sinuous figure and generally centered on the sinuous, generally planar figure, said hook means being pulled to apply the sinuous, generally planar figure to a rear face of the patient's abdominal wall and then to pull the patient's abdominal wall.
12. A surgical abdominal wall pulling device as recited in claim 11, wherein the elongate, generally thin member and the pulling member are formed by a single, generally thin rod.
13. A surgical abdominal wall pulling device as recited in claim 11, wherein the pulling member is formed of a section of said single, generally thin rod bent to position said hook means on said axis.
14. A surgical device for suspending the abdominal wall of a patient lying on his back, an incision having been cut in the patient's abdominal wall and the surgical device comprising:
an elongate, generally thin member having a first free end and a second end, the elongate, generally thin member being, from said first free end to said second end, successively bent in one direction and the opposite direction to form a sinuous, generally planar figure structured for sliding in the incision from the first free end to the second end until said sinuous, generally planar figure is completely introduced in the patient's abdominal cavity; and a pulling member connected to said second end of the elongate, generally thin member, said pulling member having a hook means lying on an axis perpendicular to the plane of the sinuous figure and generally centered on the sinuous, generally planar figure, said hook means being pulled upwardly to apply the sinuous, generally planar figure to a rear face of the patient's abdominal wall and then to suspend the patient's abdominal wall.
CA002068121A 1992-05-07 1992-05-07 Abdomen suspending device Expired - Lifetime CA2068121C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002068121A CA2068121C (en) 1992-05-07 1992-05-07 Abdomen suspending device
US08/426,486 US5634882A (en) 1992-05-07 1995-04-20 Abdomen suspending device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002068121A CA2068121C (en) 1992-05-07 1992-05-07 Abdomen suspending device

Publications (2)

Publication Number Publication Date
CA2068121A1 CA2068121A1 (en) 1993-11-08
CA2068121C true CA2068121C (en) 1998-11-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA002068121A Expired - Lifetime CA2068121C (en) 1992-05-07 1992-05-07 Abdomen suspending device

Country Status (2)

Country Link
US (1) US5634882A (en)
CA (1) CA2068121C (en)

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CN102860848B (en) * 2012-09-18 2014-07-30 吴东波 Sleeved gasless single-hole operating platform for laparoscopic surgery

Also Published As

Publication number Publication date
US5634882A (en) 1997-06-03
CA2068121A1 (en) 1993-11-08

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