CN111759387A - Laparoscopic porta hepatis blocker - Google Patents
Laparoscopic porta hepatis blocker Download PDFInfo
- Publication number
- CN111759387A CN111759387A CN202010629749.8A CN202010629749A CN111759387A CN 111759387 A CN111759387 A CN 111759387A CN 202010629749 A CN202010629749 A CN 202010629749A CN 111759387 A CN111759387 A CN 111759387A
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- CN
- China
- Prior art keywords
- laparoscopic
- pull rod
- fixed
- hole
- fastening
- 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.)
- Pending
Links
- 230000001105 regulatory effect Effects 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000003780 insertion Methods 0.000 abstract description 15
- 230000037431 insertion Effects 0.000 abstract description 15
- 230000000694 effects Effects 0.000 description 12
- 230000002440 hepatic effect Effects 0.000 description 5
- 201000010099 disease Diseases 0.000 description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 4
- 210000004185 liver Anatomy 0.000 description 3
- 210000000683 abdominal cavity Anatomy 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000036770 blood supply Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003200 peritoneal cavity Anatomy 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12009—Implements for ligaturing other than by clamps or clips, e.g. using a loop with a slip knot
- A61B17/12013—Implements for ligaturing other than by clamps or clips, e.g. using a loop with a slip knot for use in minimally invasive surgery, e.g. endoscopic surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
Abstract
The invention discloses a laparoscopic porta hepatis blocker, which belongs to the technical field of medical instruments, wherein a through hole is arranged at the central position of an insertion tube, one end of the through hole is connected with a fixing cover through threads, symmetrical connecting holes are formed in the surface of the fixing cover, a strapping rope and a pull rod are respectively sleeved in the two symmetrical connecting holes, one end of the strapping rope is fixedly connected with a shackle, one end of the pull rod is provided with an anti-drop hook which is clamped with the shackle, a fastening block arranged on the laparoscopic porta hepatis blocker has the function of manually and quickly fixing the telescopic position of the pull rod, so that the fastening position of the strapping rope is fixed, the medical staff does not need to continuously and manually fix the fastening position, the labor intensity of the medical staff is reduced, and a baffle plate is arranged to have the function of fixing the insertion position of the insertion tube, so that the insertion tube can not move under the condition that the, thereby reducing the use of human resources.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a laparoscopic porta hepatis blocker.
Background
Liver resection procedures often involve the blockage of the hepatic portal blood vessels to reduce the blood supply to the liver to reduce the amount of bleeding during the procedure.
At present, a present peritoneoscope hepatic portal blocker, in the use, need the position of tying up of the manual fixed strapping of medical personnel, and manual location's time is longer, great increase medical personnel's intensity of labour, and current blocker is accomplishing the back of tying up of hepatic portal, still need medical personnel to go to carry out manual fixed position, avoid the blocker intubate to remove to the disease peritoneal cavity, can't liberate medical personnel's both hands after tying up and blocking accomplishing the hepatic portal, thereby carry out other manual work, human resource's use has been increased to a certain extent.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a laparoscopic porta hepatis blocker, wherein a fastening block arranged in the laparoscopic porta hepatis blocker has the function of manually and quickly fixing the telescopic position of a pull rod, so that the fastening position of a strapping rope is fixed, medical staff does not need to continuously and manually fix the fastening position, the labor intensity of the medical staff is reduced, and a baffle plate is arranged to have the function of fixing the insertion position of an insertion tube, so that the insertion tube cannot move under the condition that the medical staff loses the hands, the hands of the medical staff are liberated, and the use of manpower resources is reduced.
In order to solve the above problems, the present invention adopts the following technical solutions.
A laparoscopic porta hepatis blocker comprises an insertion tube, wherein a through hole is formed in the center of the insertion tube, one end of the through hole is connected with a fixing cover through threads, connecting holes which are symmetrical are formed in the surface of the fixing cover, a binding rope and a pull rod are sleeved in the two connecting holes which are symmetrical, a shackle is fixedly connected to one end of the binding rope, an anti-drop hook is arranged at one end of the pull rod, the surface of the anti-drop hook is clamped with the surface of the shackle, a fastening block is connected to the surface of the pull rod through threads, one surface of the fastening block is in contact connection with the surface of the fixing cover, the outer diameter of the fastening block is larger than the inner diameter of the connecting hole, a fastening knob is fixedly connected to the other end of the fastening block, a regulating block is sleeved on the surface of the insertion tube, a baffle is fixedly sleeved on the surface of the regulating block, a protective pad is fixedly connected to the surface of the baffle, and the fastening block arranged, thereby the tight position of tying of fixed bundling need not medical personnel and lasts manual fixed tight position, has reduced medical personnel's intensity of labour to the baffle that sets up has the effect of fixed intubate inserted position, makes the intubate can not remove under the condition that loses medical personnel is hand, has liberated medical personnel's both hands, thereby has reduced manpower resources's use.
Further, a fixed surface of fixed lid is connected with the spliced pole, the surface of spliced pole is equipped with the external screw thread, the inner wall of through-hole be equipped with spliced pole external screw thread assorted internal thread, spliced pole and through-hole threaded connection, the spliced pole that sets up makes fixed lid have the function of dismantling, the dismouting of the strapping of being convenient for is changed.
Further, the fixed elastic sleeve that cup joints in the regulating block, the material of elastic sleeve is medical elasticity silica gel, the elastic sleeve is equipped with the trepanning, the inner wall of trepanning is connected with the surface contact of intubate, and the internal diameter of the trepanning that the elastic sleeve set up is less than the external diameter of intubate, has the effect of compression elasticity when receiving the extrusion of intubate, and elasticity makes the baffle have automatic positioning's function.
Furthermore, the central point of fastening block puts and is equipped with the screw, the surface of pull rod is equipped with the external screw thread with screw internal thread assorted, screw and pull rod threaded connection, the fastening block of setting has the effect of upper and lower adjusting position.
Furthermore, the other end fixedly connected with anticreep piece of strapping rope, the shape of anticreep piece is cylindrical, the external diameter of anticreep piece is greater than the internal diameter of connecting hole, and the anticreep piece of setting can restrict the one end position of strapping rope, has the spacing effect of anticreep.
Furthermore, the side all around of fastening knob has seted up anti-skidding groove, the cross-sectional shape in anti-skidding groove is square, and the anti-skidding groove that sets up has the effect of anti-skidding anticreep hand when the user manually rotates fastening knob, has improved the operating stability of fastening knob.
Furthermore, the shape of the fixed cover is cylindrical, the side surfaces of the periphery of the fixed cover are provided with anti-skidding lines, and the set manual control connecting column of the fixed cover is convenient for a user to rotate, so that the fixed cover is convenient to disassemble and assemble.
Compared with the prior art, the invention has the advantages that:
(1) the fastening block that this scheme set up has the function of manual quick fixed pull rod telescopic position to the position of tightening of fixed strapping rope need not medical personnel and lasts manual fixed position of tightening, has reduced medical personnel's intensity of labour, and the baffle that sets up has the effect of fixed intubate inserted position, makes the intubate can not remove under the condition that loses medical personnel's hand, has liberated medical personnel's both hands, thereby has reduced manpower resources's use.
(2) A fixed surface of fixed lid is connected with the spliced pole, and the surface of spliced pole is equipped with the external screw thread, and the inner wall of through-hole be equipped with spliced pole external screw thread assorted internal thread, spliced pole and through-hole threaded connection, the spliced pole that sets up makes fixed lid have the function of dismantling, the dismouting change of the bundling of being convenient for.
(3) The fixed elastic sleeve that cup joints in the adjusting block, and the material of elastic sleeve is medical elasticity silica gel, and elastic sleeve is equipped with the trepanning, and the inner wall of trepanning is connected with the surface contact of intubate, and the internal diameter of the trepanning that the elastic sleeve set up is less than the external diameter of intubate, has the effect of compression elasticity when receiving the extrusion of intubate, and elasticity makes the baffle have automatic positioning's function.
(4) The central point of fastening block puts and is equipped with the screw, and the surface of pull rod is equipped with the external screw thread with screw internal thread assorted, screw and pull rod threaded connection, and the fastening block of setting has the effect of upper and lower adjusting position.
(5) The other end fixedly connected with anticreep piece of strapping rope, the shape of anticreep piece is cylindrical, and the external diameter of anticreep piece is greater than the internal diameter of connecting hole, and the anticreep piece of setting can restrict the one end position of strapping rope, has the spacing effect of anticreep.
(6) The anti-slip groove has been seted up to the side all around of fastening knob, and the cross sectional shape in anti-slip groove is square, and the anti-slip groove that sets up has the effect of anti-skidding anticreep hand when the user manually rotates fastening knob, has improved the operating stability of fastening knob.
(7) The fixed lid is cylindrical in shape, the side all around of fixed lid is equipped with anti-skidding line, and the fixed lid person of facilitating the use manual control spliced pole that sets up rotates, makes things convenient for the dismouting of fixed lid.
Drawings
FIG. 1 is a perspective view of the overall construction of the present invention;
FIG. 2 is a cross-sectional view of the cannula and tether mounting arrangement of the present invention;
FIG. 3 is a bottom view of the fastening knob structure of the present invention;
FIG. 4 is a bottom view of the retaining cap structure of the present invention;
FIG. 5 is a top view of the adjustment block and bezel mounting arrangement of the present invention.
The reference numbers in the figures illustrate:
the anti-slip device comprises a 1 inserting pipe, 11 through holes, 2 fixing covers, 21 connecting columns, 22 connecting holes, 3 binding ropes, 31 anti-slip blocks, 32 hook rings, 4 pull rods, 41 anti-slip hooks, 5 fastening knobs, 51 anti-slip grooves, 52 fastening blocks, 53 screw holes, 6 baffles, 61 protection pads, 62 adjusting blocks, 63 elastic sleeves and 64 sleeve holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a laparoscopic porta hepatis blocker includes an insertion tube 1, referring to fig. 1-5, a through hole 11 is formed at a central position of the insertion tube 1, the through hole 11 is used for passing a strapping rope 3 and a pull rod 4, one end of the through hole 11 is connected with a fixing cover 2 through a screw thread, the fixing cover 2 is used for limiting a moving position of the strapping rope 3 and a fastening block 52, symmetrical connection holes 22 are formed on a surface of the fixing cover 2, the strapping rope 3 and the pull rod 4 are respectively sleeved in the two symmetrical connection holes 22, one end of the strapping rope 3 is fixedly connected with a shackle 32, one end of the pull rod 4 is provided with an anti-disengaging hook 41, the anti-disengaging hook 41 is prevented from disengaging through an elastic buckle, which belongs to the prior art, a surface of the anti-disengaging hook 41 is clamped with a surface of the shackle 32, a surface of the pull rod 4 is connected with a fastening block 52 through a screw thread, one surface of the fastening block 52 is connected, the other end fixedly connected with fastening knob 5 of fastening block 52, fastening knob 5 is used for the mobile position of manual regulation fastening block 52, regulating block 62 has been cup jointed on the surface of intubate 1, regulating block 62 is used for the position of manual regulation baffle 6, the fixed surface of regulating block 62 has been cup jointed baffle 6, baffle 6 is used for restricting the position of intubate 1, avoid accomplishing the liver gate and tie up the back, under the condition that loses hand-held, intubate 1 carries out automatic removal under the pulling of strapping rope 3, thereby make strapping rope 3 lose the effect, a fixed surface of baffle 6 is connected with protection pad 61, protection pad 61 is the medical silica gel of softer material, avoid baffle 6 and the skin of disease to produce the friction, the use travelling comfort of baffle 6 has been improved.
Please refer to fig. 4 and 5, a surface of the fixing cover 2 is fixedly connected with the connecting column 21, the surface of the connecting column 21 is provided with an external thread, the inner wall of the through hole 11 is provided with an internal thread matched with the external thread of the connecting column 21, the connecting column 21 is in threaded connection with the through hole 11, the fixing cover 2 has a disassembling function due to the arranged connecting column 21, the strapping rope 3 is convenient to disassemble, assemble and replace, the adjusting block 62 is fixedly sleeved with an elastic sleeve 63, the elastic sleeve 63 is made of medical elastic silica gel, the elastic sleeve 63 is provided with a sleeve hole 64, the inner wall of the sleeve hole 64 is in contact connection with the surface of the insertion tube 1, the inner diameter of the sleeve hole 64 arranged by the elastic sleeve 63 is smaller than the outer diameter of the insertion tube 1, the baffle 6 has a function.
Referring to fig. 2 and 3, a screw hole 53 is formed in the center of the fastening block 52, an external thread matched with the internal thread of the screw hole 53 is formed in the surface of the pull rod 4, the screw hole 53 is in threaded connection with the pull rod 4, the fastening block 52 is arranged to adjust the position vertically, the anti-falling block 31 is fixedly connected to the other end of the strapping rope 3, the anti-falling block 31 is cylindrical, the outer diameter of the anti-falling block 31 is larger than the inner diameter of the connecting hole 22, and the anti-falling block 31 is arranged to limit one end of the strapping rope 3 and has the anti-falling limiting function.
Please refer to fig. 2 and 3, the anti-slip groove 51 is formed in the peripheral side of the fastening knob 5, the cross-sectional shape of the anti-slip groove 51 is square, the anti-slip groove 51 has the anti-slip and anti-drop function when the fastening knob 5 is manually rotated by a user, the operation stability of the fastening knob 5 is improved, the fixed cover 2 is cylindrical, the peripheral side of the fixed cover 2 is provided with anti-slip patterns, the fixed cover 2 is convenient for the user to manually control the connecting column 21 to rotate, and the fixed cover 2 is convenient to disassemble and assemble.
When the laparoscopic porta hepatis blocker is used, firstly, an insertion tube 1 is inserted into a patient abdominal cavity through a wound, then a hook ring 32 is hooked through an anti-disengaging hook 41, then a pull rod 4 is pulled upwards, the pull rod 4 drives one end of a strapping rope 3 to move upwards, so that the strapping rope 3 straps the porta hepatis, when the strapping position is proper, the movement of the pull rod 4 is stopped, then a hand is used for clockwise rotating a fastening knob 5, the fastening knob 5 clockwise rotates to drive a fastening block 52 to rotate clockwise, the clockwise knob of the fastening block 52 downwards moves under the action of threads to contact with the upper end surface of a fixed cover 2, so that the pulling-out position of the pull rod 4 is fixed, the set fastening block 52 has the function of manually and quickly fixing the telescopic position of the pull rod 4, so as to fix the fastening position of the strapping rope 3, the medical personnel does not need to continuously and manually fix the fastening position, and, then with baffle 6 downstream, make protection pad 61 contact on the health surface of disease to prevent that intubate 1 from removing to the disease abdominal cavity automatically under the drive of strapping 3, baffle 6 of setting has the effect of the 1 inserted position of fixed intubate, make intubate 1 can not remove under the condition that loses medical personnel's hand, liberated medical personnel's both hands, make medical personnel block other operations that can carry out the laparoscopic surgery after the completion at the hepatic portal, thereby reduced manpower resources's use.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (7)
1. A laparoscopic porta hepatis blocker, comprising a cannula (1), characterized in that: the center position of intubate (1) is equipped with through-hole (11), there are fixed lid (2) one end of through-hole (11) through threaded connection, open on the surface of fixed lid (2) has symmetrical connecting hole (22), strapping rope (3) and pull rod (4) have been cup jointed respectively in two connecting holes (22) of symmetry, the one end fixedly connected with shackle (32) of strapping rope (3), the one end of pull rod (4) is equipped with anticreep hook (41), the surface of anticreep hook (41) and the surface joint of shackle (32), there is fastening block (52) on the surface of pull rod (4) through threaded connection, a surface of fastening block (52) and the surface contact of fixed lid (2) are connected, the external diameter of fastening block (52) is greater than the internal diameter of connecting hole (22), the other end fixedly connected with fastening knob (5) of fastening block (52), the surface of intubate (1) has cup jointed regulating block (62), the fixed surface of regulating block (62) has cup jointed baffle (6), a fixed surface of baffle (6) is connected with protection pad (61).
2. The laparoscopic porta hepatis blocker according to claim 1, wherein: a fixed surface of fixed lid (2) is connected with spliced pole (21), the surface of spliced pole (21) is equipped with the external screw thread, the inner wall of through-hole (11) be equipped with spliced pole (21) external screw thread assorted internal thread, spliced pole (21) and through-hole (11) threaded connection.
3. The laparoscopic porta hepatis blocker according to claim 1, wherein: fixed cover has been connected with elastic sleeve (63) in regulating block (62), the material of elastic sleeve (63) is medical elasticity silica gel, elastic sleeve (63) are equipped with trepanning (64), the inner wall of trepanning (64) is connected with the surface contact of intubate (1).
4. The laparoscopic porta hepatis blocker according to claim 1, wherein: the central point of fastening block (52) puts and is equipped with screw (53), the surface of pull rod (4) is equipped with the external screw thread with screw (53) internal thread assorted, screw (53) and pull rod (4) threaded connection.
5. The laparoscopic porta hepatis blocker according to claim 1, wherein: the other end fixedly connected with anticreep piece (31) of strapping rope (3), anticreep piece (31) is cylindrical, the external diameter of anticreep piece (31) is greater than the internal diameter of connecting hole (22).
6. The laparoscopic porta hepatis blocker according to claim 1, wherein: the anti-skidding mechanism is characterized in that anti-skidding grooves (51) are formed in the side faces of the periphery of the fastening knob (5), and the cross section of each anti-skidding groove (51) is square.
7. The laparoscopic porta hepatis blocker according to claim 1, wherein: the fixed cover (2) is cylindrical, and the side surfaces of the periphery of the fixed cover (2) are provided with anti-skid grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010629749.8A CN111759387A (en) | 2020-06-28 | 2020-06-28 | Laparoscopic porta hepatis blocker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010629749.8A CN111759387A (en) | 2020-06-28 | 2020-06-28 | Laparoscopic porta hepatis blocker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111759387A true CN111759387A (en) | 2020-10-13 |
Family
ID=72723476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010629749.8A Pending CN111759387A (en) | 2020-06-28 | 2020-06-28 | Laparoscopic porta hepatis blocker |
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| CN (1) | CN111759387A (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2129138Y (en) * | 1992-07-31 | 1993-04-07 | 湖南省人民医院 | Blocking device |
| CN201394038Y (en) * | 2009-04-22 | 2010-02-03 | 中国人民解放军第三军医大学第一附属医院 | Hepatic portal occlusion device |
| US20100130821A1 (en) * | 2007-08-27 | 2010-05-27 | University Of South Florida | Endoscopic overtube |
| CN203634241U (en) * | 2014-01-08 | 2014-06-11 | 王京芬 | Locking device for porta hepatic blood flow blocking strap |
| CN204542243U (en) * | 2015-04-16 | 2015-08-12 | 王学栋 | Control of Hemorrhage in Laparoscopic Liver door block device |
| CN205054298U (en) * | 2015-09-30 | 2016-03-02 | 毛先海 | Device is blocked to hepatic portal among peritoneoscope liver resection operation |
| CN206852630U (en) * | 2017-01-10 | 2018-01-09 | 山东大学齐鲁医院 | Control of Hemorrhage in Laparoscopic Liver door occluding device |
| CN108324338A (en) * | 2018-03-07 | 2018-07-27 | 常州市第人民医院 | Porta hepatis occluding device under laparoscope |
| CN109528260A (en) * | 2018-12-17 | 2019-03-29 | 浙江大学 | A kind of laparoscope hepatic portal occlusion tool |
| CN208851557U (en) * | 2017-12-14 | 2019-05-14 | 刘天锡 | Porta hepatis in-degree sequence device under a kind of laparoscope |
| CN208926480U (en) * | 2017-09-28 | 2019-06-04 | 复旦大学附属中山医院 | A kind of spiral fine adjustment type portal blood blocker |
| CN209059325U (en) * | 2018-08-06 | 2019-07-05 | 郑州大学第一附属医院 | Laparoscopic dissection liver cuts vascular blocking device |
| CN110179517A (en) * | 2019-05-31 | 2019-08-30 | 郑州大学第一附属医院 | Recoverable Porta blocking-up device under laparoscope |
| CN209499815U (en) * | 2018-10-17 | 2019-10-18 | 陈焕伟 | A kind of portal blood blocker for Open hepatectomy |
| CN209695284U (en) * | 2018-12-17 | 2019-11-29 | 浙江大学 | A kind of laparoscope hepatic portal occlusion tool |
| CN110664455A (en) * | 2019-11-08 | 2020-01-10 | 常州安康医疗器械有限公司 | Recoverable hepatic portal blocking device under laparoscope |
-
2020
- 2020-06-28 CN CN202010629749.8A patent/CN111759387A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2129138Y (en) * | 1992-07-31 | 1993-04-07 | 湖南省人民医院 | Blocking device |
| US20100130821A1 (en) * | 2007-08-27 | 2010-05-27 | University Of South Florida | Endoscopic overtube |
| CN201394038Y (en) * | 2009-04-22 | 2010-02-03 | 中国人民解放军第三军医大学第一附属医院 | Hepatic portal occlusion device |
| CN203634241U (en) * | 2014-01-08 | 2014-06-11 | 王京芬 | Locking device for porta hepatic blood flow blocking strap |
| CN204542243U (en) * | 2015-04-16 | 2015-08-12 | 王学栋 | Control of Hemorrhage in Laparoscopic Liver door block device |
| CN205054298U (en) * | 2015-09-30 | 2016-03-02 | 毛先海 | Device is blocked to hepatic portal among peritoneoscope liver resection operation |
| CN206852630U (en) * | 2017-01-10 | 2018-01-09 | 山东大学齐鲁医院 | Control of Hemorrhage in Laparoscopic Liver door occluding device |
| CN208926480U (en) * | 2017-09-28 | 2019-06-04 | 复旦大学附属中山医院 | A kind of spiral fine adjustment type portal blood blocker |
| CN208851557U (en) * | 2017-12-14 | 2019-05-14 | 刘天锡 | Porta hepatis in-degree sequence device under a kind of laparoscope |
| CN108324338A (en) * | 2018-03-07 | 2018-07-27 | 常州市第人民医院 | Porta hepatis occluding device under laparoscope |
| CN209059325U (en) * | 2018-08-06 | 2019-07-05 | 郑州大学第一附属医院 | Laparoscopic dissection liver cuts vascular blocking device |
| CN209499815U (en) * | 2018-10-17 | 2019-10-18 | 陈焕伟 | A kind of portal blood blocker for Open hepatectomy |
| CN109528260A (en) * | 2018-12-17 | 2019-03-29 | 浙江大学 | A kind of laparoscope hepatic portal occlusion tool |
| CN209695284U (en) * | 2018-12-17 | 2019-11-29 | 浙江大学 | A kind of laparoscope hepatic portal occlusion tool |
| CN110179517A (en) * | 2019-05-31 | 2019-08-30 | 郑州大学第一附属医院 | Recoverable Porta blocking-up device under laparoscope |
| CN110664455A (en) * | 2019-11-08 | 2020-01-10 | 常州安康医疗器械有限公司 | Recoverable hepatic portal blocking device under laparoscope |
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Application publication date: 20201013 |