CN107951518B - Drag hook for laparoscopic weight-reduction surgery - Google Patents
Drag hook for laparoscopic weight-reduction surgery Download PDFInfo
- Publication number
- CN107951518B CN107951518B CN201711431048.8A CN201711431048A CN107951518B CN 107951518 B CN107951518 B CN 107951518B CN 201711431048 A CN201711431048 A CN 201711431048A CN 107951518 B CN107951518 B CN 107951518B
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- China
- Prior art keywords
- rod
- drag hook
- connecting piece
- bending
- shaped part
- 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.)
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- 238000001356 surgical procedure Methods 0.000 title description 8
- 208000016261 weight loss Diseases 0.000 title description 7
- 239000013585 weight reducing agent Substances 0.000 title description 6
- 238000005452 bending Methods 0.000 claims abstract description 36
- 210000000056 organ Anatomy 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 238000007681 bariatric surgery Methods 0.000 claims 2
- 210000001519 tissue Anatomy 0.000 abstract description 31
- 210000001072 colon Anatomy 0.000 abstract description 4
- 210000002747 omentum Anatomy 0.000 abstract description 4
- 230000006378 damage Effects 0.000 description 6
- 230000002496 gastric effect Effects 0.000 description 5
- 210000002784 stomach Anatomy 0.000 description 5
- 210000000813 small intestine Anatomy 0.000 description 4
- 230000003187 abdominal effect Effects 0.000 description 3
- 210000004185 liver Anatomy 0.000 description 3
- 230000003872 anastomosis Effects 0.000 description 2
- 210000001630 jejunum Anatomy 0.000 description 2
- 210000003127 knee Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000000713 mesentery Anatomy 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 210000002318 cardia Anatomy 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013110 gastrectomy Methods 0.000 description 1
- 210000002599 gastric fundus Anatomy 0.000 description 1
- 230000001969 hypertrophic effect Effects 0.000 description 1
- 238000007685 laparoscopic sleeve gastrectomy Methods 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007682 sleeve gastrectomy Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000451 tissue damage Effects 0.000 description 1
- 231100000827 tissue damage Toxicity 0.000 description 1
- 210000003384 transverse colon Anatomy 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0218—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00743—Type of operation; Specification of treatment sites
- A61B2017/00818—Treatment of the gastro-intestinal system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00982—General structural features
- A61B2017/00995—General structural features having a thin film
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The drag hook for the laparoscopic weight-reducing operation comprises a main rod and a drag hook, wherein the drag hook is arranged at one end of the main rod; the drag hook comprises a U-shaped part and a bending connecting piece, and the two U-shaped parts are connected through the bending connecting piece; the U-shaped part comprises a bending connecting piece and two straight rods, the two straight rods are respectively connected with two ends of the bending connecting piece, and the straight rods are tangent to the bending connecting piece at the connection position. The invention can pull more colon, large omentum and other tissues and organs through the two U-shaped parts during operation, and has the advantages of larger scope for exposing tissues and organs, better bearing performance of the drag hook and the like. The invention belongs to the field of laparoscopic weight-reducing surgical instruments.
Description
Technical Field
The invention belongs to the field of laparoscopic weight-reducing surgical instruments, and particularly relates to a retractor for laparoscopic weight-reducing surgery.
Background
Laparoscopic weight loss procedures include gastric bypass and sleeve gastrectomy, where it is often necessary to pull the liver, colon, omentum to reveal organs such as the stomach, small intestine, etc. in order to complete the procedure. At present, no special abdominal retractor specially aiming at laparoscopic weight-reducing surgery exists, and common spring clamps are used for replacing the special abdominal retractor clinically. At present, the drag hooks applied to the laparoscopic common abdominal operation comprise an L-shaped drag hook and a triangular drag hook, but the drag hooks have the defects of easy sliding, too small exposure range of tissue and organ pulled apart, incapability of bearing overweight tissues and the like in the using process.
Disclosure of Invention
Aiming at the problems, the invention provides the retractor for the laparoscopic weight-reducing surgery, which has the advantages of large tissue and organ exposure range and better bearing performance, and has better stability, reduced tissue and organ tearing risk and the like.
The drag hook for the laparoscopic weight-reducing operation comprises a main rod and a drag hook, wherein the drag hook is arranged at one end of the main rod; the drag hook comprises a U-shaped part and a bending connecting piece, and the two U-shaped parts are connected through the bending connecting piece; the U-shaped part comprises a bending connecting piece and two straight rods, the two straight rods are respectively connected with two ends of the bending connecting piece, and the straight rods are tangent to the bending connecting piece at the connection position. By adopting the structure, more colon, large omentum and other tissues and organs can be pulled away through the two U-shaped parts during operation, so that the tissues and organs needing to be exposed are exposed in a larger range, the subsequent operation is convenient, and the two U-shaped parts can pull more tissues and organs, namely, the drag hook has better bearing performance.
The upper end opening of the U-shaped part is 5 to 7 cm, and the height of the U-shaped part is 5 to 7 cm. By adopting the structure, more tissues and organs can be pulled and pulled, and the draw hook is reasonable in size and convenient for operation.
The novel drag hook also comprises a semicircle ball, wherein the semicircle ball is arranged at the tail end of the drag hook, the plane end of the semicircle ball is connected with the tail end of the drag hook, and the curved surface end of the semicircle ball is exposed. By adopting the structure, the curved surface end of the semicircular sphere is exposed, so that the end part of the straight rod of the second U-shaped part is prevented from being directly exposed, the exposed end part of the straight rod is prevented from damaging tissue and organs, and the risk of tissue damage is reduced.
The main rod comprises a long rod, a short rod and a bending rod, wherein the long rod and the short rod are connected through the bending rod, the long rod and the short rod are mutually perpendicular, and a drag hook is arranged at the tail end of the short rod. By adopting the structure, the draw hook is arranged through the connected long rod and short rod, and the long rod and the short rod are mutually vertical, so that a doctor can conveniently operate the draw hook for the laparoscopic weight-reducing operation by holding the long rod, and the tissue and the organ can be easily pulled in a labor-saving manner.
The novel long rod is characterized by further comprising a rubber sleeve, wherein the rubber sleeve is sleeved at the head end of the long rod. By adopting the structure, the rubber sleeve is antiskid, and the retractor for the laparoscopic weight reduction surgery is more stable in the operation process of doctors.
The sections of the drag hook and the short rod are round sections, and the diameter of the round section is 0.5 cm. By adopting the structure, the drag hook with the circular section and the short rod have more round appearance, can not damage tissues and organs, and have larger diameter, so the drag hook has good bearing performance and can bear more tissues and organs.
The main rod and the draw hook are made of stainless steel materials. By adopting the structure, the stainless steel material has good strength, good bearing performance and smooth surface, thereby being suitable for pulling tissues and organs.
The length of the long rod is 35 cm. The length of the rubber sleeve is 15 cm.
The first U-shaped part of the short rod and the drag hook is connected through a second bending rod, the second bending rod is tangent to the short rod at the connecting position, and the second bending rod is tangent to the U-shaped part at the connecting position. The joint of the short rod and the drag hook is Qu Shun and smooth, so that the damage to tissues and organs in the operation process is reduced.
The working principle of the invention is as follows: the main rod is held by hand, the retractor for laparoscopic weight reduction surgery is placed in the abdomen, tissue organs are embedded into the U-shaped part, and the tissue organs in the U-shaped part are pulled and pulled by slightly pushing and pulling the retractor, so that the organs to be revealed are revealed; more tissues and organs can be pulled through the double U-shaped parts, and the exposing range of the tissues and organs needing to be exposed is larger; and the double U-shaped part has better bearing, and can pull more tissues and organs when in use.
The invention has the advantages that: the invention adopts the design of two U-shaped parts, so that more tissues and organs can be pulled during operation, and the exposure range of the tissues and organs needing to be exposed is larger; the two U-shaped parts are connected by adopting a bending connecting piece, the straight rods in the U-shaped parts are also connected by adopting the bending connecting piece, a semicircle is arranged at the tail end of the second U-shaped part, and the sections of the short rod and the drag hook are circular sections, so that the damage of the drag hook to tissues and organs in the operation process can be avoided by adopting the radian or round design, and the risk of the damage of the tissues and organs in the operation process is reduced; according to the invention, two U-shaped parts are adopted, the U-shaped parts are made of stainless steel materials, and the diameters of the straight rod, the short rod and the bending connecting piece are thicker, so that the drag hook has good strength performance and good bearing performance, and can pull more tissues and organs.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the U-shaped portion.
Fig. 3 is a schematic structural view of the boom.
Wherein, 1 is the mobile jib, 2 is U type portion, and 3 is the crooked connecting piece, and 4 is the straight-bar, and 5 is the quarter butt, and 6 is the crooked pole, and 7 is the stock, and 8 is the rubber sleeve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The drag hook for the laparoscopic weight reduction surgery comprises a main rod and a drag hook, wherein the drag hook is arranged at one end of the main rod.
The drag hook comprises a U-shaped part and a bending connecting piece, and the two U-shaped parts are connected through the bending connecting piece. The U-shaped part comprises two straight rods and a bending connecting piece, the lower ends of the two straight rods are connected through the bending connecting piece, and the straight rods are tangent to the bending connecting piece at the connecting position; the upper openings of the two straight bars are preferably 6 cm (chosen from the range of 5 to 7 cm according to the actual situation). The height of the U-shaped part is 5-7 cm, preferably 6 cm in this embodiment. The lateral width of the curved connector is about 2 cm.
The straight rod, the curved connecting piece and the short rod are all circular sections, the diameters of the circular sections are the same, and the diameter of the circular section is 0.5 cm.
In this embodiment, a semi-sphere is connected to the end of the drag hook, the diameter of the semi-sphere is the same as the diameter of the section of the straight rod, the plane end of the semi-sphere is connected to the end of the drag hook, and the curved end (i.e. spherical surface) of the semi-sphere is exposed. The tail end of the drag hook with the spherical surface can reduce the damage to tissues and organs in the operation traction.
The main rod comprises a long rod and a short rod, the long rod is connected with the short rod through a bending rod, and the long rod is perpendicular to the short rod. The drag hook is installed at the end of quarter butt, and the end of quarter butt is installed the drag hook through the knee lever of minor segment, and the end of quarter butt is connected with the straight-bar of the first U type portion of drag hook through the knee lever of minor segment promptly. The rubber sleeve is sleeved on the long rod, so that the retractor for the laparoscopic weight reduction operation is convenient to hold in the operation. The first U-shaped part of the short rod and the drag hook is connected through a second bending rod, the second bending rod is tangent to the short rod at the connecting position, and the second bending rod is tangent to the U-shaped part at the connecting position.
The length of the long rod is 35 cm. The length of the rubber sleeve is 15 cm.
In the embodiment, the drag hook and the main rod are both made of stainless steel materials, and the materials are of medical use level.
When the surgical operation device is used in the surgical operation process, a doctor holds the long rod part of the main rod, downwards pulls the drag hook and lightly pulls tissue organs such as liver, colon, large omentum and the like, so that organs such as stomach, small intestine and the like can be exposed in a large range, and simultaneously, the tissue organs are stably pulled by the drag hook, thereby being convenient for the doctor to carry out subsequent surgical operation. Meanwhile, due to the structural design of the U-shaped part and the semicircular sphere, the risk of damage of the instrument to the tissue and the organ can be reduced in the process of pulling the tissue and the organ.
The drag hook for the laparoscopic weight-reducing operation is applied to the laparoscopic weight-reducing operation, and comprises a laparoscopic gastric bypass operation and a laparoscopic sleeve-shaped gastrectomy operation. In the laparoscopic gastric bypass operation, the device can be used for pulling the left lobe of the hypertrophic liver, clearly exposing the gastric fundus and cardiac part, and facilitating the production of gastric sachets and stomach and jejunum anastomosis; the device can also be used for pulling the transverse colon and the tie film to expose the Treitz ligament, so that the length of the small intestine can be conveniently measured, the transverse tie mesentery is cut, and the small intestine can reach the stomach and jejunum anastomosis at the small stomach capsule through the transverse tie mesentery incision. In laparoscopic sleeve gastrectomy, the fundus and cardia can be revealed, facilitating the separation of the fundus and the manufacture of the gastric pouch.
The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.
Claims (3)
1. The utility model provides a laparoscope subtracts heavy operation and uses drag hook which characterized in that: the device comprises a main rod and a drag hook, wherein the drag hook is arranged at one end of the main rod; the drag hook comprises a U-shaped part and a bending connecting piece, and the two U-shaped parts are connected through the bending connecting piece; the U-shaped part comprises a bending connecting piece and two straight rods, the two straight rods are respectively connected with two ends of the bending connecting piece, and the straight rods are tangent to the bending connecting piece at the connection position;
the device also comprises a semicircle ball, wherein the semicircle ball is arranged at the tail end of the drag hook, the plane end of the semicircle ball is connected with the tail end of the drag hook, and the curved surface end of the semicircle ball is exposed;
the main rod comprises a long rod, a short rod and a bending rod, the long rod and the short rod are connected through the bending rod, the long rod and the short rod are mutually perpendicular, and a drag hook is arranged at the tail end of the short rod;
the upper end of the U-shaped part is opened for 5 to 7 cm, and the height of the U-shaped part is 5 to 7 cm;
the sections of the drag hook and the short rod are circular sections, and the diameter of the circular section is 0.5 cm;
the second bending rod is connected with the short rod and the U-shaped part, and the second bending rod is cut off from the short rod and the U-shaped part at the connection part;
when in use in the operation process, a doctor holds the long rod part of the main rod, pulls the draw hook downwards and lightly pulls the tissue and the organ.
2. The retractor for laparoscopic weight loss surgery according to claim 1, wherein: the novel long rod is characterized by further comprising a rubber sleeve, wherein the rubber sleeve is sleeved at the head end of the long rod.
3. The retractor for laparoscopic weight loss surgery according to claim 1, wherein: the main rod and the draw hook are both made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711431048.8A CN107951518B (en) | 2017-12-26 | 2017-12-26 | Drag hook for laparoscopic weight-reduction surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711431048.8A CN107951518B (en) | 2017-12-26 | 2017-12-26 | Drag hook for laparoscopic weight-reduction surgery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107951518A CN107951518A (en) | 2018-04-24 |
| CN107951518B true CN107951518B (en) | 2024-03-15 |
Family
ID=61956926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711431048.8A Active CN107951518B (en) | 2017-12-26 | 2017-12-26 | Drag hook for laparoscopic weight-reduction surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107951518B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363734B (en) * | 2018-11-28 | 2021-01-15 | 中山大学附属第六医院 | Device for establishing working space of laparoscope complete extraperitoneal hernia repair operation |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6248062B1 (en) * | 2000-11-09 | 2001-06-19 | Flexbar Machine Corp. | Laparoscopic retractor |
| CN2765581Y (en) * | 2004-12-10 | 2006-03-22 | 张传祥 | Drag hook for general surgical operation |
| CN202515706U (en) * | 2012-01-19 | 2012-11-07 | 上海交通大学医学院附属新华医院 | Knot pusher for minimally-invasive surgery |
| CN202801702U (en) * | 2012-10-23 | 2013-03-20 | 中国医学科学院整形外科医院 | Visual medical lower jawbone drag hook |
| CN204445973U (en) * | 2014-12-29 | 2015-07-08 | 杭州桐庐时空候医疗器械有限公司 | Laparoscopic surgery fastening-type drawing device |
| CN204931741U (en) * | 2015-08-21 | 2016-01-06 | 北京大学第三医院 | For the liver retractor of laparoscopic surgery |
| CN208988982U (en) * | 2017-12-26 | 2019-06-18 | 暨南大学 | A kind of laparoscope loss of weight operation retractor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6887194B2 (en) * | 2003-01-17 | 2005-05-03 | Applied Medical Resources Corporation | Surgical access apparatus and method |
| US7300400B2 (en) * | 2005-06-27 | 2007-11-27 | Automated Medical Products Corporation | Pediatric liver retractor |
| GB201003516D0 (en) * | 2010-03-03 | 2010-04-21 | Surgical Innovations Ltd | Instruments |
-
2017
- 2017-12-26 CN CN201711431048.8A patent/CN107951518B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6248062B1 (en) * | 2000-11-09 | 2001-06-19 | Flexbar Machine Corp. | Laparoscopic retractor |
| CN2765581Y (en) * | 2004-12-10 | 2006-03-22 | 张传祥 | Drag hook for general surgical operation |
| CN202515706U (en) * | 2012-01-19 | 2012-11-07 | 上海交通大学医学院附属新华医院 | Knot pusher for minimally-invasive surgery |
| CN202801702U (en) * | 2012-10-23 | 2013-03-20 | 中国医学科学院整形外科医院 | Visual medical lower jawbone drag hook |
| CN204445973U (en) * | 2014-12-29 | 2015-07-08 | 杭州桐庐时空候医疗器械有限公司 | Laparoscopic surgery fastening-type drawing device |
| CN204931741U (en) * | 2015-08-21 | 2016-01-06 | 北京大学第三医院 | For the liver retractor of laparoscopic surgery |
| CN208988982U (en) * | 2017-12-26 | 2019-06-18 | 暨南大学 | A kind of laparoscope loss of weight operation retractor |
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| Publication number | Publication date |
|---|---|
| CN107951518A (en) | 2018-04-24 |
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