CN101589943B - Separable tissue-fetching bag device - Google Patents
Separable tissue-fetching bag device Download PDFInfo
- Publication number
- CN101589943B CN101589943B CN2008100998830A CN200810099883A CN101589943B CN 101589943 B CN101589943 B CN 101589943B CN 2008100998830 A CN2008100998830 A CN 2008100998830A CN 200810099883 A CN200810099883 A CN 200810099883A CN 101589943 B CN101589943 B CN 101589943B
- Authority
- CN
- China
- Prior art keywords
- curved portions
- metalwork
- outer tube
- pipe
- bag device
- 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 - Fee Related
Links
Images
Landscapes
- Surgical Instruments (AREA)
Abstract
The invention relates to a separable tissue-fetching bag applied to an operation for loading intracorporal tissue cut in the operation, in particular to a separable tissue-fetching bag device comprising a main body, a first metal part, a second metal part and an object-fetching bag. The main body comprises an outer tube and an inner tube which is arranged in the outer tube; the first metal part comprises a first cambered part, and the second metal part comprises a second cambered part; the first cambered part and the second cambered part are mutually and separately connected by a connecting sleeve, and the first metal part and the second metal part are connected with one end of the inner tube; the object-fetching bag comprises a penetrating part coating the first cambered part and the second cambered part, and the movable inner tube is extended or withdrawn to mutually connect the first cambered part and the second cambered part to be open or separate so as to further separate the object-fetching bag. Accordingly, the tissue-fetching bag can be kept inside of the human body by use of the separable tissue-fetching bag device so as to reduce operation openings.
Description
Technical field
The present invention relates to a kind of separable tissue-fetching bag device, especially a kind of thing bag of getting of organ that can loading is cut be kept somewhere the intravital separable tissue-fetching bag device in the people.
Background technology
Laparoscopic surgery (laparoscopic surgery) is quite welcome in recent years a kind of operation method.Being different from traditional surgery need cut open the chest patient to cut open the belly, and laparoscopic surgery only need be opened 3 to 4 (or still less) surgical openings to undergo surgery.Laparoscopic surgery is to send into intraperitoneal and be inflated in the human abdominal cavity by will perform the operation outfit and image detecting instrument (as endoscope) of puncture casing (trocar), observes to undergo surgery by image system.Because laparoscopic surgery only need be opened 3 to 4 surgical openings and undergos surgery, so surgical wound is less, thus can slow down the pain of postoperative, more because surgical wound is less, thus length of stay than lacking and can more early recover orthobiosis, more than all be the advantage of laparoscopic surgery.
When carrying out laparoscopic surgery, need according to circumstances endoscope, light source line, gas tube and various operating theater instruments to be enclosed within the surgical openings place by each puncture casing and send in the human abdominal cavity.If the in-vivo tissue of excision takes out when needing operation, also need use operation and loading packed year this in-vivo tissue and take out.
Stand in patient's position, wound is can few more (and more little) just good more.Generally speaking, performing the operation and load the usefulness that bag only provides the in-vivo tissue that loads excision, is not constantly to operate when performing the operation as need such as endoscope, light source line, gas tube and operating theater instruments.Usually to load bag be to send in the human abdominal cavity by a telescoping tube in operation, therefore need open a surgical openings in patient's abdominal cavity, will perform the operation to load and bag send into human abdominal cavity, the in-vivo tissue that is cut with loading.Therefore if behind the excision in-vivo tissue, bag is loaded in operation and its telescoping tube is separated with being about to, just take out telescoping tube and only stay operation and load bag and place in the human abdominal cavity temporarily, also can continue to utilize same surgical openings, send into human abdominal cavity for operating theater instruments, so can reduce by a surgical openings, and be a big Gospel, and still can realize surgical facilitation patient.
Therefore, the invention provides a kind of separable tissue-fetching bag device that has easy taking-up and convenience concurrently, to reduce surgical openings.
Summary of the invention
Main purpose of the present invention is that providing a kind of can keep somewhere in the human body to reduce the separable tissue-fetching bag device of surgical openings getting the thing bag.Another object of the present invention is to provide a kind of separable tissue-fetching bag device that is easy to assemble production.
For achieving the above object, separable tissue-fetching bag device of the present invention comprises main body, first metalwork, second metalwork and gets the thing bag.Main body comprises outer tube and interior pipe, and interior pipe is positioned within the outer tube, and interior pipe moves with respect to outer tube.First metalwork comprises first curved portions, second metalwork comprises second curved portions, first curved portions and second curved portions are connected to each other detachably with a joint sleeve, wherein an end of joint sleeve connects first curved portions fixedly, and the other end of joint sleeve connects second curved portions detachably.An end of pipe in first metalwork and second metalwork are connected in.Get the thing bag and comprise sleeve through part, sleeve through part coats first curved portions and second curved portions, and in moving, manage and when making first metalwork and second metalwork be moved to outside the outer tube, first curved portions combines each other with second curved portions, and the arc by first curved portions and second curved portions opens gets the thing bag, to load in-vivo tissue.Described metalwork can be lamellar, wire or other shapes.
Pipe in oppositely moving, so that first metalwork and second metalwork are when being recovered within the outer tube, first curved portions and second curved portions have a restoring force because of oppressed, so that second curved portions is separated with joint sleeve, and the mouth of pipe by outer tube forces sleeve through part to break away from outside first curved portions and second curved portions, can take out main body, first metalwork and second metalwork this moment, keeps somewhere in human body and will get the thing bag.
Therefore beneficial effect of the present invention is, uses this separable tissue-fetching bag device to keep somewhere in the human body and reduce surgical openings getting the thing bag.
Description of drawings
Fig. 1 is the exploded view of an embodiment of separable tissue-fetching bag device of the present invention.
Fig. 2 A is the action sketch map of the joint sleeve of separable tissue-fetching bag device of the present invention.
Fig. 2 B is the action sketch map of the joint sleeve of separable tissue-fetching bag device of the present invention.
Fig. 2 C is the action sketch map of the joint sleeve of separable tissue-fetching bag device of the present invention.
Fig. 3 tightens sketch map for the thing bag opening of getting of an embodiment of separable tissue-fetching bag device of the present invention.
Fig. 4～Fig. 7 is the preferred embodiment axonometric chart according to separable tissue-fetching bag device of the present invention, has shown its user mode.
Wherein, description of reference numerals is as follows:
Separable tissue-fetching bag device 1 main body 10
First grip part, 13 passages 131
Second grip part, 14 connecting portions 15
The other end 152 of one end, 151 connecting portions of connecting portion
First sheet metal, 21 first curved portions 211
Second sheet metal, 22 second curved portions 221
Get thing bag 30 sleeve through part 31
32 operating forcepies 41 of boring a hole
The specific embodiment
For allowing technology contents of the present invention understand by easier quilt, be described as follows especially exemplified by preferred embodiment.
Below please in the lump with reference to first embodiment of figure 1～Fig. 3 about separable tissue-fetching bag device of the present invention.
Please refer to the exploded view of an embodiment of separable tissue-fetching bag device of the present invention shown in Figure 1.When separable tissue-fetching bag device 1 of the present invention is applied to perform the operation, in order to the in-vivo tissue (figure does not show) that loads excision.Separable tissue-fetching bag device 1 comprises main body 10, first sheet metal 21, second sheet metal 22 and gets thing bag 30.Wherein, first sheet metal 21 and second sheet metal 22 can be aschistic metalwork.
The main body 10 of separable tissue-fetching bag device 1 comprises outer tube 11 and interior pipe 12, and interior pipe 12 is positioned within the outer tube 11, and interior pipe 12 moves with respect to outer tube 11.First sheet metal 21 comprises that first curved portions, 211, the second sheet metals 22 comprise second curved portions 221.Wherein first curved portions 211 and second curved portions 221 are connected to each other detachably by joint sleeve 23, and wherein an end of joint sleeve 23 connects first curved portions 211 fixedly, and the other end of joint sleeve 23 connects second curved portions 221 detachably.An end of pipe 12 in first sheet metal 21 and second sheet metal 22 are connected in.When interior pipe 12 moved with respect to outer tube 11, first sheet metal 21 and second sheet metal 22 also moved with respect to outer tube 11.In one embodiment of this invention, the material of first sheet metal 21, second sheet metal 22 and interior pipe 12 is a rustless steel.
Get thing bag 30 and comprise sleeve through part 31, sleeve through part 31 coats first curved portions 211 and second curved portions 221.In moving, manage 12 and when making first sheet metal 21 and second sheet metal 22 be moved to outside this outer tube 11, first curved portions 211 combines each other with second curved portions 221, and the arc by first curved portions 211 and second curved portions 221 opens gets thing bag 30, to load the in-vivo tissue of excision.In a preferred embodiment, sleeve through part 31 also comprises at least one perforation 32, and perforation 32 is passed through wherein for first curved portions 211, second curved portions 221, so that sleeve through part 31 coats first curved portions 211 and second curved portions 221.
Please refer to Fig. 2 A～Fig. 2 C, in one embodiment of this invention, joint sleeve 23 is collapsible tube 23a, the end of collapsible tube 23a with the mode of heating heat fixation be connected in first curved portions 211, and the other end of collapsible tube 23a is connected in second curved portions 221 (shown in Fig. 2 A) detachably, for example only makes second curved portions 221 be incorporated into the other end (shown in Fig. 2 B) of collapsible tube 23a with the frictional force between the collapsible tube 23a and second curved portions 221.With this, first curved portions 211 and second curved portions 221 are connected to each other detachably, just when external force during greater than this frictional force, and the other end (shown in Fig. 2 C) that can make second curved portions 221 break away from collapsible tube 23a.
But the present invention is not as limit, and for instance, first curved portions 211 and second curved portions 221 can be connected to each other it by structure design (figure does not show) itself detachably.In addition, joint sleeve 23 also can be plastic module (figure do not show), is connected in first curved portions 211 an end fixable type of plastic module, the other end of plastic module detachably with engagement connection in second curved portions 221, so, still, realize purpose of the present invention.
In one embodiment of this invention, please get back to Fig. 1, main body 10 comprises that also connecting portion 15, the first sheet metals 21 and second sheet metal 22 are connected in an end 151 of connecting portion 15, and the other end 152 of this connecting portion 15 is connected with interior pipe 12.For example utilize pin joint mode (figure does not show) to make first sheet metal 21 and second sheet metal 22 be fixed on connecting portion 15.Therefore when interior pipe 12 moved with respect to outer tube 11, first sheet metal 21 and second sheet metal 22 also moved with respect to outer tube 11.Yet the present invention is not as limit, for example first sheet metal 21 and second sheet metal 22 also can by be spirally connected or welding or alternate manner directly be fixed in pipe 12 (figure does not show).
In one embodiment of this invention, separable tissue-fetching bag device 1 also comprises rope 16 and retainer ring 17.Rope 16 passes from outer tube 11, and sleeve through part 31 coats rope 16.When sleeve through part 31 after first curved portions 211 and second curved portions 221 break away from, rope 16 can be got the opening of thing bag 30 in order to deflation.In one embodiment of this invention, sleeve through part 31 is provided with at least one perforation 32, and rope 16 perforation 32 places therein is pre-formed a knot (scheming not label).For example please refer to Fig. 3, can utilize operating forceps 41 to clamp and get thing bag 30, pulling cord 16 again, can reach to tighten the purpose of getting thing bag 30 openings.
Please also refer to Fig. 1 and Fig. 4, retainer ring 17 is connected in an end of rope 16, and retainer ring 17 exposes to the other end (as shown in Figure 4) of interior pipe 12.The two ends of pipe 12 in the retainer ring 17 and first sheet metal 21 and second sheet metal 22 lay respectively at.In one embodiment of this invention, retainer ring 17 is soft ring.
As shown in Figure 1, in one embodiment of this invention, main body 10 also comprises first grip part 13 and second grip part 14.First grip part 13 comprises that passage 131, the first grip parts 13 are connected with outer tube 11, and interior pipe 12 is positioned within passage 131 and the outer tube 11, and interior pipe 12 moves with respect to passage 131 and outer tube 11.The other end of interior pipe 12 is connected with second grip part 14.First grip part 13 and second grip part, 14 persons of being easy to use (for example surgical doctor or nurse) grip, and user only needs both hands are gripped first grip part 13 and second grip part 14 respectively, and telescopic moving can make in pipe 12 move with respect to outer tube 11.
Below with reference to the micromotion figure of Fig. 4～Fig. 7, can more clearly how to use separable tissue-fetching bag device of the present invention.
Please refer to Fig. 4, it shows the original state of separable tissue-fetching bag device 1, this moment first sheet metal 21, second sheet metal 22, joint sleeve 23 and get thing bag 30 and be accommodated in the outer tube 11, retainer ring 17 exposes and is placed on an end of second grip part 14 in fact.
As shown in Figure 5, when separable tissue-fetching bag device 1 passes puncture casing and enters human body (figure does not show), user (for example surgical doctor or nurse) move second grip part 14 to first grip part 13, so that when first sheet metal 21 and second sheet metal 22 move to outside the outer tube 11, first curved portions 211 and second curved portions 221 combine each other (shown in Fig. 2 B), for instance, frictional force between the joint sleeve 23 and second curved portions 221 makes second curved portions 221 be incorporated into the other end of collapsible tube 23a, and gets thing bag 30 by the arc of first curved portions 211 and second curved portions 221 to open.
As shown in Figure 6, after getting the in-vivo tissue that thing bag 30 loaded cutting, desire is separated when getting thing bag 30, the end that elder generation breaks away from second grip part 14 with retainer ring 17, user only needs second grip part 14 is moved to first grip part, 13 rightabouts, so that first sheet metal 21 and second sheet metal 22 are retracted within the outer tube 11.
As mentioned above, in the time will regaining first sheet metal 21 and second sheet metal 22, first curved portions 211 and second curved portions 221 are because of being had restoring force by the compressing of the mouth of pipe of outer tube 11, the joint sleeve 23 and second curved portions 221 make second curved portions 221 break away from joint sleeves 23 because of restoring force greater than frictional force (frictional force between the aforesaid joint sleeve 23 and second curved portions 221), and then make first curved portions 211 and second curved portions 221 be separated each other (shown in Fig. 2 C).With this, when user continues oppositely to move second grip part 14, the mouth of pipe by outer tube 11 can force the sleeve through part 31 of getting thing bag 30 to break away from from first curved portions 211 and second curved portions 221, just because the mouth of pipe of outer tube 11 is less, get thing bag 30 and prop up, thereby first curved portions 211 and second curved portions 221 are detached outside the sleeve through part 31 32 from boring a hole.Second grip part 14 is continued to move to first grip part, 13 rightabouts, second grip part 14 can be extracted out outside outer tube 11 together with main body 10, first sheet metal 21 and second sheet metal 22.
Again retainer ring 17 is passed passage 131 and outer tube 11 at last.Please refer to Fig. 7, first grip part 13 and outer tube 11 break away from puncture casing (figure does not show), keep somewhere in human abdominal cavity and will get thing bag 30, and rope 16 are still stayed puncture casing (figure does not show) with 17 of retainer rings.Therefore, puncture casing only stays rope 16 and retainer ring 17, so still have unnecessary space to utilize this puncture casing for other operating theater instruments, after finishing operation, pull out before the puncture casing, utilize the thing bag 30 of getting that rope 16 will be equipped with the excision in-vivo tissue to pull out human abdominal cavity and get final product again, but the present invention is not as limit.For example, when retainer ring 17 is a plastic hoop, can directly cut off rope 16 and retainer ring 17, also can achieve the goal.
Can be understood by above-mentioned explanation, the present invention can will get the thing bag and its main body is separated, and reaches the purpose that reduces surgical openings with this.Moreover, since of the present invention simple in structure, the purpose that assembling is easy and reduce production costs therefore can be reached.
In sum, the present invention is purpose, means and effect no matter, has all that it is totally different in the feature of prior art.Only it should be noted that above-mentioned many embodiment only give an example for convenience of explanation, the protection domain that the present invention advocated should be as the criterion so that claims are described, but not only limits to the foregoing description.
Claims (9)
1. separable tissue-fetching bag device, when it was applied to perform the operation, in order to load the in-vivo tissue of excision, this separable tissue-fetching bag device comprised:
One main body, it comprises pipe in an outer tube and, pipe is positioned within this outer tube in this, and should move with respect to this outer tube by interior pipe;
One first metalwork comprises one first curved portions;
One second metalwork, comprise one second curved portions, this first curved portions and this second curved portions are connected to each other detachably with a joint sleeve, wherein an end of this joint sleeve connects this first curved portions fixedly, the other end of this joint sleeve connects this second curved portions detachably, and this first metalwork and this second metalwork are connected in an end of pipe in this, and when pipe in this moved with respect to this outer tube, this first metalwork and this second metalwork also moved with respect to this outer tube; And
One gets the thing bag, it comprises a sleeve through part, this sleeve through part coats this first curved portions and this second curved portions, and when this first metalwork and this second metalwork are moved to outside this outer tube, this first curved portions combines each other with this second curved portions, and the arc by this first curved portions and this second curved portions opens this and gets the thing bag, to load this in-vivo tissue;
With this, when oppositely managing in mobile being somebody's turn to do, so that this first metalwork and this second metalwork be when being recovered within this outer tube, this second curved portions is separated with this joint sleeve, and forces this sleeve through part to break away from from this first curved portions and this second curved portions by the mouth of pipe of this outer tube.
2. separable tissue-fetching bag device as claimed in claim 1 wherein, also comprises:
One rope, this rope passes from this outer tube, and this sleeve through part coats this rope, when this sleeve through part when this first curved portions and this second curved portions break away from, this rope can be in order to tighten the opening that this gets the thing bag.
3. separable tissue-fetching bag device as claimed in claim 2, wherein, this separable tissue-fetching bag device also comprises a retainer ring, this retainer ring is connected in an end of this rope, and this retainer ring exposes to the other end of pipe in this, so that this retainer ring and this first metalwork and this second metalwork lay respectively at the two ends of pipe in this.
4. separable tissue-fetching bag device as claimed in claim 3, wherein, this retainer ring is a soft ring.
5. separable tissue-fetching bag device as claimed in claim 3, wherein, this main body also comprises:
One first grip part comprises a passage, and this first grip part is connected with this outer tube, and pipe is positioned within this passage and this outer tube in this, and should move with respect to this passage and this outer tube by interior pipe;
One second grip part, this other end of pipe is connected with this second grip part in being somebody's turn to do, this retainer ring essence exposes to this second grip part, and when this first curved portions and this second curved portions when this sleeve through part detaches, this first metalwork and this second metalwork pass within this outer tube when being moved out to outside this outer tube, this rope and this retainer ring and this second grip portions from.
6. separable tissue-fetching bag device as claimed in claim 1, wherein, this main body also comprises a junction, and this first metalwork and this second metalwork connect an end of this connecting portion, and the other end of this connecting portion is connected with pipe in this.
7. separable tissue-fetching bag device as claimed in claim 6, wherein, the connected mode that this connecting portion connects this first metalwork and this second metalwork is a pin joint.
8. separable tissue-fetching bag device as claimed in claim 3, wherein, this sleeve through part also comprises:
At least one perforation, it passes through wherein for this first curved portions, this second curved portions and this rope, and makes this sleeve through part coat this first curved portions, this second curved portions and this rope.
9. separable tissue-fetching bag device as claimed in claim 1, wherein, the material of this first metalwork, this second metalwork and this interior pipe is a rustless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100998830A CN101589943B (en) | 2008-05-30 | 2008-05-30 | Separable tissue-fetching bag device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100998830A CN101589943B (en) | 2008-05-30 | 2008-05-30 | Separable tissue-fetching bag device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101589943A CN101589943A (en) | 2009-12-02 |
| CN101589943B true CN101589943B (en) | 2011-03-30 |
Family
ID=41404957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100998830A Expired - Fee Related CN101589943B (en) | 2008-05-30 | 2008-05-30 | Separable tissue-fetching bag device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101589943B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6530370B2 (en) * | 2014-02-18 | 2019-06-12 | 国立大学法人大阪大学 | Medical recovery bag |
| CN106236154A (en) * | 2016-08-19 | 2016-12-21 | 兰州西脉记忆合金股份有限公司 | A kind of endoscope specimen fetching system |
| CN207356123U (en) * | 2017-03-27 | 2018-05-15 | 任琼珍 | A kind of laparoscope is with taking sundries |
| CN106901814B (en) * | 2017-04-24 | 2023-08-18 | 中南大学湘雅二医院 | But single hand operation's laparoscopic surgery is with getting thing ware |
| CN110353742A (en) * | 2019-07-15 | 2019-10-22 | 张强 | Draw core and the traction device for endoscopic surgery |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5647372A (en) * | 1992-06-30 | 1997-07-15 | United States Surgical Corporation | Specimen retrieval pouch and method for use |
| EP0947166A2 (en) * | 1998-03-30 | 1999-10-06 | Ethicon, Inc. | Surgical pouch instrument |
| US6059793A (en) * | 1998-11-20 | 2000-05-09 | Pagedas; Anthony C. | Reusable laproscopic retrieval mechanism and method for use |
| CN1524503A (en) * | 2003-09-16 | 2004-09-01 | 星 周 | Improved reclaiming bag for biotissue |
-
2008
- 2008-05-30 CN CN2008100998830A patent/CN101589943B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5647372A (en) * | 1992-06-30 | 1997-07-15 | United States Surgical Corporation | Specimen retrieval pouch and method for use |
| EP0947166A2 (en) * | 1998-03-30 | 1999-10-06 | Ethicon, Inc. | Surgical pouch instrument |
| US6059793A (en) * | 1998-11-20 | 2000-05-09 | Pagedas; Anthony C. | Reusable laproscopic retrieval mechanism and method for use |
| CN1524503A (en) * | 2003-09-16 | 2004-09-01 | 星 周 | Improved reclaiming bag for biotissue |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101589943A (en) | 2009-12-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9554824B2 (en) | Orifice introducer device | |
| US7029435B2 (en) | Endoscope having multiple working segments | |
| US7396329B2 (en) | Endoscopic retractor instrument and associated method | |
| EP1503678B1 (en) | Organ retractor | |
| US7762959B2 (en) | Tissue removal device | |
| CN101589943B (en) | Separable tissue-fetching bag device | |
| CN102665577B (en) | Surgery device and adnexa | |
| US11832803B2 (en) | Specimen retrieval system for use in endoscopic surgery | |
| TW200946075A (en) | Detachable pouch device for loading human tissue | |
| CN105962976A (en) | Ligation and specimen retrieval device | |
| US20110092766A1 (en) | Tapered lumens for multi-lumen sleeves used in endoscopic procedures | |
| CN204708994U (en) | A kind of novel Minimally Invasive Surgery operating platform | |
| KR102389681B1 (en) | Devices and methods for tissue traction | |
| CN109381225A (en) | Sample withdrawing device | |
| US5776152A (en) | Intracorporeal ligature device | |
| CN104856766B (en) | Minimally-invasive-surgery operating platform | |
| CN218651974U (en) | Disposable foreign matter extraction element of scope | |
| CN216675802U (en) | Specimen fetching bag | |
| CN220275634U (en) | Gall bladder specimen bag convenient to take | |
| US20160213372A1 (en) | A device and method for suturing hollow organs |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110330 Termination date: 20190530 |