CN107714124A - A kind of laparoscope hemostasis device - Google Patents
A kind of laparoscope hemostasis device Download PDFInfo
- Publication number
- CN107714124A CN107714124A CN201711071135.7A CN201711071135A CN107714124A CN 107714124 A CN107714124 A CN 107714124A CN 201711071135 A CN201711071135 A CN 201711071135A CN 107714124 A CN107714124 A CN 107714124A
- Authority
- CN
- China
- Prior art keywords
- air bag
- utricule
- hemostasis
- laparoscope
- action bars
- 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
- 230000023597 hemostasis Effects 0.000 title claims abstract description 49
- 208000031513 cyst Diseases 0.000 claims abstract description 24
- 206010011732 Cyst Diseases 0.000 claims abstract description 23
- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 229920001971 elastomer Polymers 0.000 claims description 18
- 239000000806 elastomer Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 229920002521 macromolecule Polymers 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 abstract description 11
- 238000005345 coagulation Methods 0.000 abstract description 11
- 230000002611 ovarian Effects 0.000 abstract description 6
- 230000007423 decrease Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 2
- 230000002980 postoperative effect Effects 0.000 abstract description 2
- 238000001356 surgical procedure Methods 0.000 abstract description 2
- 210000001672 ovary Anatomy 0.000 description 8
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 239000002775 capsule Substances 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 238000002357 laparoscopic surgery Methods 0.000 description 4
- 210000000683 abdominal cavity Anatomy 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000451 tissue damage Effects 0.000 description 3
- 231100000827 tissue damage Toxicity 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 230000002439 hemostatic effect Effects 0.000 description 2
- 102000002322 Egg Proteins Human genes 0.000 description 1
- 108010000912 Egg Proteins Proteins 0.000 description 1
- 235000019219 chocolate Nutrition 0.000 description 1
- 238000009799 cystectomy Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 208000025661 ovarian cyst Diseases 0.000 description 1
- 210000004681 ovum Anatomy 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 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
- A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/42—Gynaecological or obstetrical instruments or methods
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/12—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels or umbilical cord for haemostasis, for prevention of bleeding
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Reproductive Health (AREA)
- Vascular Medicine (AREA)
- Gynecology & Obstetrics (AREA)
- Pregnancy & Childbirth (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of laparoscope hemostasis device, the hemostasis by compression structure being connected including conveyer and with conveyer, the hemostasis by compression structure includes loading line and air bag, the air bag includes cyst wall and utricule, described loading line one end connects through the conveyer with the utricule of the air bag, and the other end is provided with check valve.The present invention takes mechanical pressure hemostasis to substitute the electric coagulation hemostasis mode in existing surgical procedure, and postoperative ovarian function caused by electric coagulation hemostasis can be avoided to decline, simple in construction, easy to operate.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly to a kind of laparoscope hemostasis device.
Background technology
In recent years laparoscopic surgery is quickly grown, and laparoscopic surgery is gradually popularized.Wherein, laparoscopic ovarian tumour peels off hand
Art is an important component in minimal invasive techniques, and it is related to disease that the Minimally Invasive Surgery that ovarian cyst is peeled off improves operation
Final result, count in worldwide and be benefited with ten million female patient.
Ovary chocolate cysts with laparoscopy is typically divested using tumour, the method for surface of a wound electric coagulation hemostasis, coagulation
Hemostasis is commonly used because its is simple and efficient.However, according to using surface of a wound coagulation in Laparoscopic Ovarian cystectomy
The patient of Hemostasis is preoperative, clinical follow, and Ovary reserve is had a great influence using electric coagulation hemostasis, easily causes ovary work(
It can decline, should be tried one's best in operation and avoid stopping blooding using coagulation mode, prevent fire damage of the coagulation to ovary tissue.Therefore, urgently
A kind of hemostatic fashion that ovarian function can be avoided to decline is needed to be applied in laparoscopic surgery, reach truly minimally invasive controls
Treat.
The content of the invention
It is an object of the invention to provide a kind of laparoscope hemostasis device, to solve the above-mentioned problems of the prior art, adopt
Take mechanical pressure hemostasis to substitute the electric coagulation hemostasis mode in existing surgical procedure, postoperative ovary work(caused by electric coagulation hemostasis can be avoided
It can decline.
To achieve the above object, the invention provides following scheme：
The present invention provides a kind of laparoscope hemostasis device, including conveyer and the hemostasis by compression structure that is connected with conveyer,
The hemostasis by compression structure includes loading line and air bag, and the air bag includes cyst wall and utricule, and described loading line one end is worn
The utricule that the conveyer is crossed with the air bag connects, and the other end is provided with check valve.
Preferably, the conveyer includes outer tube and action bars, and the action bars is set in the outer tube, described
Action bars end is provided with action bars handle, and the loading line connects through the action bars with the utricule of the air bag；It is described
Overcoat pipe end is provided with outer tube handle.
Preferably, the action bars is fixedly arranged at the front end with elastomer, and described air bag one end border is provided with cylindrical channel, described
Elastomer penetrates the cylindrical channel.
Preferably, the cyst wall and the utricule are high polymer material or silica gel material.
Preferably, the air bag is rolled into cylinder or fan-folded in the case where not inflating, with the elastomer, described
Action bars is taken in the outer tube.
Preferably, the air bag is connected by cyst wall with one or more bodies；When the utricule is multiple, Duo Gesuo
State and be provided with airway between utricule, make multiple utricules connections；The end face of the air bag is in opening tubular.
Preferably, the air bag includes cyst wall and a utricule, the utricule are attached to the side of the cyst wall.
Preferably, the air bag includes cyst wall and multiple utricules, and multiple utricules are attached to the inner side of the cyst wall,
The loading line is connected with multiple utricules respectively.
Preferably, the conveyer is also associated with laparoscopic surgical instruments and takes thing bag.
Preferably, pressure instruction device is provided between the check valve and the air bag.
The present invention achieves following advantageous effects relative to prior art：
1st, laparoscope hemostasis device provided by the invention, is advantageous to ovarian function recovery, prevents from peeling off capsule in existing art formula
Ovarian function is caused to decline using electric coagulation forceps hemostasis after swollen.
2nd, laparoscope hemostasis device provided by the invention, it is small to ovary tissue damage, metal class clamp is avoided to defeated ovum
Tube wall blood vessel and tissue cause rigid injury.
3rd, laparoscope hemostasis device provided by the invention, simple in construction, good operability are convenient to use.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the structural representation of the first embodiment of laparoscope hemostasis device in the present invention；
Fig. 2 is the structural representation after the inflation of the first embodiment of laparoscope hemostasis device in the present invention；
Fig. 3 is the structural representation of second of embodiment of laparoscope hemostasis device in the present invention；
Fig. 4 is the structural representation after second of the embodiment inflation of laparoscope hemostasis device in the present invention；
In figure：1：Conveyer, 1-1：Outer tube 1-2：Outer tube handle, 1-3：Action bars, 1-4：Action bars handle, 2：Pressure
Compel hemostatic structures, 2-1：Elastomer, 2-2：Loading line, 2-3：Check valve, 2-4：Air bag, 2-4-1：Cyst wall, 2-4-2：Utricule.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It is an object of the invention to provide a kind of laparoscope hemostasis device, to solve the problems, such as that prior art is present.
In order to facilitate the understanding of the purposes, features and advantages of the present invention, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is further detailed explanation.
Embodiment 1：
The present embodiment provides a kind of abdominal cavity hemostasis device, as shown in Figure 1, 2, including conveyer 1 and hemostasis by compression structure 2,
Conveyer 1 includes outer tube 1-1 and action bars 1-3, and hemostasis by compression structure 2 includes elastomer 2-1, loading line 2-2, check valve
2-3 and air bag 2-4, outer tube 1-1 end are set in outer tube 1-1 provided with outer tube handle 1-2, action bars 1-3, action bars
1-3 is provided with action bars handle 1-4, other end connection elastomer 2-1, elastomer 2-1 connection gas in outer tube handle 1-2 one end
Capsule 2-4, air bag 2-4 one end border are provided with cylindrical channel, and elastomer 2-1 penetrates cylindrical channel and fixation, and air bag 2-4 includes two
Utricule 2-4-2 and cyst wall 2-4-1, cyst wall 2-4-1 are macromolecule cloth material, and utricule 2-4-2 is silica gel utricule, two utricule 2-4-
2 connections, and two utricule 2-4-2 sides are provided with airway side by side, make two utricule 2-4-2 connections.Loading line 2-2 is from operation
Through being connected with an air bag 2-4 utricule 2-4-2 in bar 1-3, the other end is provided with check valve 2-3, check valve 2-3 and air bag 2-
Pressure instruction device is additionally provided between 4 and is used to refer to airbag aeration pressure.
Air bag 2-4 fan-foldeds in the case where not inflating in the present embodiment, taken in elastomer 2-1, action bars 1-3
In outer tube 1-1, it is easy to air bag 2-4 expansion using sector.In use, hand-held outer tube handle 1-2 and action bars handle 1-
4, control operation bar 1-3 are forward extended out by outer tube 1-1 afterbodys, and elastomer 2-1, which is automatically opened up, drives bladder port to open, air bag 2-
4 opening rear end faces are in opening tubular；The tissue that will be pressed is kept flat in the two utricule 2-4-2 openings for being put into air bag 2-4, is passed through
Check valve 2-3, which injects a certain amount of gas, fills two utricule 2-4-2, expands therewith, utricule 2-4-2 middle openings closure, shape
Pressed into clamp, realize the purpose of mechanical pressure hemostasis, it is simple to operate, it is small to ovary tissue damage, avoid metal class clamp
Rigid injury is caused to tubal wall blood vessel and tissue.
In embodiment 1, utricule 2-4-2 can be one, and utricule 2-4-2 end face is in opening tubular, other with implementing
Setting in example 1 is identical.In embodiment 1, utricule 2-4-2 can also be two or more, the utricule 2-4-2 of two or more quantity
The structure that end face is in opening tubular is formed, it is other identical with setting in embodiment 1.
Embodiment 2：
The present invention provides a kind of abdominal cavity hemostasis device, as shown in Figure 3,4, including conveyer 1 and hemostasis by compression structure 2, it is defeated
Device 1 is sent to include outer tube 1-1 and action bars 1-3, hemostasis by compression structure 2 includes elastomer 2-1, loading line 2-2, check valve 2-
3 and air bag 2-4, outer tube 1-1 end are set in outer tube 1-1 provided with outer tube handle 1-2, action bars 1-3, action bars 1-
3 are provided with action bars handle 1-4, other end connection elastomer 2-1, elastomer 2-1 connection air bags in outer tube handle 1-2 one end
2-4, air bag 2-4 one end border are provided with cylindrical channel, and elastomer 2-1 penetrates cylindrical channel and fixation, and air bag 2-4 includes a capsule
Body 2-4-2 and cyst wall 2-4-1, cyst wall 2-4-1 are macromolecule cloth material, and utricule 2-4-2 is silica gel utricule, and utricule 2-4-2 adheres to
In cyst wall 2-4-1 side.Loading line 2-2 is passed through from action bars 1-3 and is connected with air bag 2-4 utricule 2-4-2, the other end
Provided with check valve 2-3, pressure instruction device is additionally provided between check valve 2-3 and air bag 2-4 and is used to refer to airbag aeration pressure.
Air bag 2-4 is rolled into cylinder in the case where not inflating in the present embodiment, is taken in elastomer 2-1, action bars 1-3 outer
In sleeve pipe 1-1.In use, hand-held outer tube handle 1-2 and action bars handle 1-4, control operation bar 1-3 are by outer tube 1-1 tails
Portion forward extends out, and elastomer 2-1, which is automatically opened up, drives air bag 2-4 expansion, and the tissue that will be pressed keeps flat the capsule for being put into air bag 2-4
Among wall 2-4-1 and utricule 2-4-2, injecting a certain amount of gas by check valve 2-3 fills utricule 2-4-2, expands therewith, capsule
The inner space of body 2-4-2 filled high polymer cloth, clamp pressing is formed, realize the purpose of mechanical pressure hemostasis, it is simple to operate, it is right
Ovary tissue damage is small, avoids metal class clamp and causes rigid injury to tubal wall blood vessel and tissue.
In example 2, utricule 2-4-2 quantity can be 2, be respectively attached to cyst wall 2-4-1 both sides, gas tube
Road 2-2 connects with two utricule 2-4-2 respectively, other identical with setting in embodiment 2.Utricule 2-4-2 quantity can also
For 4, it is respectively attached on the inside of cyst wall 2-4-1 surrounding, loading line 2-2 connects with four utricule 2-4-2 respectively, Qi Tayu
Setting in embodiment 2 is identical.
In addition, in above two embodiment, conveyer 1, can also be simultaneously in action bars 1-3 in addition to air bag 2-4 is connected
End sets laparoscopic surgical instruments to take thing bag, and in operation, control action bars 1-3 is sent into abdominal cavity together, reduces operating theater instruments product
Kind, reduce consumption.
, can be with it should be noted that the utricule 2-4-2 sections of the present invention can be rectangle or ellipse
According to being actually needed selection other shapes.
The principle and embodiment of the present invention are set forth invention applies specific case, above example is said
It is bright to be only intended to help the method and its core concept for understanding the present invention；Meanwhile for those of ordinary skill in the art, foundation
The thought of the present invention, in specific embodiments and applications there will be changes.To sum up, this specification content should not manage
Solve as limitation of the present invention.
Claims (10)
- A kind of 1. laparoscope hemostasis device, it is characterised in that：The hemostasis by compression structure being connected including conveyer and with conveyer, institute Stating hemostasis by compression structure includes loading line and air bag, and the air bag includes cyst wall and utricule, and described loading line one end passes through The conveyer connects with the utricule of the air bag, and the other end is provided with check valve.
- 2. laparoscope hemostasis device according to claim 1, it is characterised in that：The conveyer includes outer tube and operation Bar, the action bars are set in the outer tube, and the action bars end is provided with action bars handle, and the loading line passes through The action bars connects with the utricule of the air bag；The overcoat pipe end is provided with outer tube handle.
- 3. laparoscope hemostasis device according to claim 2, it is characterised in that：The action bars is fixedly arranged at the front end with elasticity Body, described air bag one end border are provided with cylindrical channel, and the elastomer penetrates the cylindrical channel.
- 4. laparoscope hemostasis device according to claim 3, it is characterised in that：The cyst wall and the utricule are macromolecule Material or silica gel material.
- 5. laparoscope hemostasis device according to claim 4, it is characterised in that：The air bag is rolled up in the case where not inflating Into cylinder or fan-folded, taken in the elastomer, the action bars in the outer tube.
- 6. according to any described laparoscope hemostasis devices of claim 1-5, it is characterised in that：The air bag is by cyst wall and one Or multiple utricule connections；When the utricule is multiple, airway is provided between multiple utricules, connects multiple utricules It is logical；The end face of the air bag is in opening tubular.
- 7. according to any described laparoscope hemostasis devices of claim 1-5, it is characterised in that：The air bag includes cyst wall and one Individual utricule, the utricule are attached to the side of the cyst wall.
- 8. according to any described laparoscope hemostasis devices of claim 1-5, it is characterised in that：The air bag includes cyst wall and more Individual utricule, multiple utricules are attached to the inner side of the cyst wall, and the loading line is connected with multiple utricules respectively.
- 9. laparoscope hemostasis device according to claim 1, it is characterised in that：The conveyer is also associated with laparoscope hand Art apparatus takes thing bag.
- 10. laparoscope hemostasis device according to claim 1, it is characterised in that：Between the check valve and the air bag Provided with pressure instruction device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711071135.7A CN107714124B (en) | 2017-11-03 | 2017-11-03 | Laparoscopic hemostasis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711071135.7A CN107714124B (en) | 2017-11-03 | 2017-11-03 | Laparoscopic hemostasis device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107714124A true CN107714124A (en) | 2018-02-23 |
| CN107714124B CN107714124B (en) | 2024-06-11 |
Family
ID=61221523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711071135.7A Active CN107714124B (en) | 2017-11-03 | 2017-11-03 | Laparoscopic hemostasis device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107714124B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115399817A (en) * | 2022-07-28 | 2022-11-29 | 中国人民解放军联勤保障部队第九二〇医院 | Keep splenic organ external member for operation under peritoneoscope |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5236437A (en) * | 1992-07-14 | 1993-08-17 | Wilk Peter J | Surgical instrument assembly and associated technique |
| US6276661B1 (en) * | 1996-11-06 | 2001-08-21 | Medtronic, Inc. | Pressure actuated introducer valve |
| WO2011077145A1 (en) * | 2009-12-21 | 2011-06-30 | Smith & Nephew Plc | Hemostatic device for administration to a wound cavity |
| US20110282301A1 (en) * | 2010-05-11 | 2011-11-17 | Cook Medical Technologies Llc | Haemostatic valve assembly |
| CN202821503U (en) * | 2012-09-24 | 2013-03-27 | 乐普（北京）医疗器械股份有限公司 | Hemostasis device |
| CN104622532A (en) * | 2014-12-30 | 2015-05-20 | 陈世伟 | Air bag type kidney part blocking device |
| CN205458879U (en) * | 2016-03-14 | 2016-08-17 | 中国人民解放军第四军医大学 | Oppression type femoral vein hemostasis device |
| CN209186808U (en) * | 2017-11-03 | 2019-08-02 | 张俊吉 | A kind of laparoscope hemostasis device |
-
2017
- 2017-11-03 CN CN201711071135.7A patent/CN107714124B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5236437A (en) * | 1992-07-14 | 1993-08-17 | Wilk Peter J | Surgical instrument assembly and associated technique |
| US6276661B1 (en) * | 1996-11-06 | 2001-08-21 | Medtronic, Inc. | Pressure actuated introducer valve |
| WO2011077145A1 (en) * | 2009-12-21 | 2011-06-30 | Smith & Nephew Plc | Hemostatic device for administration to a wound cavity |
| US20110282301A1 (en) * | 2010-05-11 | 2011-11-17 | Cook Medical Technologies Llc | Haemostatic valve assembly |
| CN202821503U (en) * | 2012-09-24 | 2013-03-27 | 乐普（北京）医疗器械股份有限公司 | Hemostasis device |
| CN104622532A (en) * | 2014-12-30 | 2015-05-20 | 陈世伟 | Air bag type kidney part blocking device |
| CN205458879U (en) * | 2016-03-14 | 2016-08-17 | 中国人民解放军第四军医大学 | Oppression type femoral vein hemostasis device |
| CN209186808U (en) * | 2017-11-03 | 2019-08-02 | 张俊吉 | A kind of laparoscope hemostasis device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115399817A (en) * | 2022-07-28 | 2022-11-29 | 中国人民解放军联勤保障部队第九二〇医院 | Keep splenic organ external member for operation under peritoneoscope |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107714124B (en) | 2024-06-11 |
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