CN207768467U - A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus - Google Patents
A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus Download PDFInfo
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- CN207768467U CN207768467U CN201720730495.2U CN201720730495U CN207768467U CN 207768467 U CN207768467 U CN 207768467U CN 201720730495 U CN201720730495 U CN 201720730495U CN 207768467 U CN207768467 U CN 207768467U
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- sacculus
- connector
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- seal wire
- cavity
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Abstract
A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus, is related to the technical field of medical instruments, including tube body, connector and sacculus；The first balloon cavity, the first guidewire lumen and the first injecting cavity are arranged in the first pipe fitting, and the second balloon cavity, the second guidewire lumen and the second injecting cavity are arranged in the second pipe fitting；The first connector is arranged in one end of first pipe fitting；The second connector is arranged in one end of second pipe fitting, and hollow sacculus column, hollow seal wire column and hollow injection column are connected in the second connector, and airflow inlet and air stream outlet are arranged on sacculus column, check valve is connected in sacculus column；Second connector and the first connector detachable connection, after connection, the first balloon cavity, the first guidewire lumen, the first injecting cavity and check valve, seal wire column, injection column correspond arrangement.The utility model not only has the function of that common biliary tract stone extraction sacculus takes stone, but also can be used as guiding device, reduces ERCP operation risks, improves work efficiency.
Description
Technical field
The utility model is related to the technical field of medical instruments more particularly to a kind of detachable ERCP special-purpose multifunctionals courages
Road takes stone sacculus.
Background technology
Endoscopic retrograde cholangiopancreatography (ERCP) has become clinical diagnosis and treats the important means of Bile-pancreatic diseases.
ERCP is that duodenum scope is inserted to descendant duodenum, the main nipple of duodenum (lower abbreviation nipple) is found, by biopsy hole
Angiography catheter is inserted into nipple opening portion, piece is had an X-rayed or take the photograph by X lines after injecting contrast agent, to the display pancreatic duct shape that drives in the wrong direction
The shadowgraph technique of condition.
It is the common attachment instrument implemented when ERCP takes stone to perform the operation to take stone sacculus.Stone sacculus is taken to belong to catheter-like Medical treatment device
Tool, the sacculus that can be filled are fixed on distal end of catheter.Before use, sacculus is to be in deflated folded state.Under normal circumstances, it performs the operation
In, stone sacculus will be taken to be pushed to narrow positions along duodenum scope cavity under seal wire guiding, then connected in catheter tip
Junctor external pressure equipment Filled Balloon, makes balloon wall and bile duct inner tubal wall etc. be bonded completely, doctor drags in vitro by development
It drags, calculus is made to be detached from biliary tract lesions position.
In clinical position, it is frequently encountered choledochus intracavity lesion（Such as bile duct is good, malignant stricture discriminating）It needs
Oral directly biliary tract sem observation or oral directly choledochoscope carry out biopsy and treatment under scope.Be limited to duodenofiberscope with
And the direction of bile duct opening, oral directly choledochoscope is difficult often to be inserted into bile duct, also just can not intuitively observe lesion
Position, range, property etc., can only be examined by cytobrush brush or the biopsy forceps blind method taken solves, such ERCP diagnosis and treatment effect
Rate is low, blind to take pathological tissues, and there is also the risks of perforation and bleeding.
Invention content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of special more work(of detachable ERCP
Energy biliary tract stone extraction balloon-system not only has the function of that common biliary tract stone extraction sacculus takes stone, but also can be used as guiding dress
It sets, by common scope by taking the guiding of stone sacculus, is inserted directly into choledochus intracavitary, can more intuitively observe lesion
Position situation looks at lower progress endoscopic technic straight（Take stone or materials）, using flexible is easy to operate, reduces ERCP operation risks, carries
High working efficiency.
What the purpose of this utility model was realized in：A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus,
Including tube body, connector, tracheae component, seal wire tube assembly, injection tube assembly and sacculus, balloon cavity is set in the tube body, is led
Silk chamber and injecting cavity, connector are connected to one end of tube body, and sacculus is connected to the other end of tube body；The tube body includes the first pipe fitting
With the second pipe fitting, the balloon cavity includes the first balloon cavity and the second balloon cavity, and the guidewire lumen includes the first guidewire lumen and the
Two guidewire lumens, the injecting cavity include the first injecting cavity and the second injecting cavity；First balloon cavity, the first guidewire lumen and the first injection
Chamber is arranged in the first pipe fitting, and the second balloon cavity, the second guidewire lumen and the second injecting cavity are arranged in the second pipe fitting；It is described
Connector is connected on the first pipe fitting, and the one end of the first pipe fitting far from connector is wholely set the first connector, first balloon cavity,
First guidewire lumen and the first injecting cavity all extend to the end of the first connector；The sacculus is connected on the second pipe fitting, and second
The one end of pipe fitting far from sacculus is wholely set the second connector, and hollow sacculus column is connected in the second connector, hollow is led
Silk column and hollow injection column, sacculus column, seal wire column, injection column and the second balloon cavity, the second guidewire lumen, the second injecting cavity are one by one
Correspondence is connected, and airflow inlet and air stream outlet is arranged on sacculus column, air stream outlet is connected with the second balloon cavity, in sacculus
Check valve is connected in column；Second connector and the first connector detachable connection, after connection, the first balloon cavity, first
Guidewire lumen, the first injecting cavity and check valve, seal wire column, injection column correspond arrangement.
Detailed process is as follows：
Detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus is divided into dismountable first pipe fitting part and the second pipe fitting
Part.It includes to generally acknowledge well known guidewire lumen, balloon cavity and injecting cavity that detachable ERCP special for celoscope, which takes stone sacculus,.Draw in seal wire
It leads down, described takes stone sacculus stone balloon distal will be taken to be pushed to stones in intrahepatic bile duct position along duodenum scope cavity, then
In catheter proximal end connector external pressure equipment Filled Balloon, balloon wall and bile duct inner tubal wall etc. is made to be bonded completely.Then described
Detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus upper part remove, exit duodenoscope, then with end portion
To be oriented to, gastroscope is sent to lesions position, by gastroscope end introscope, what can be apparent from reflects lesions position to another
On the fluorescent screen of one end.It introduces gastroscope and is checked that pathological tissues are amplified, doctor is gem-pure in the visual field, can
To cover all at one glance to lesions position, check without dead angle, not damaged, diagnosis is high, check with treatment safety, reliable, it is efficient.This
Technical solution is convenient, is easy to distal end, which fixes, prevents guiding sacculus from slipping, and common scope can be helped to be led through the merging of biopsy duct
Draw sacculus, directly reaches choledochus intracavitary.Its detachable connector can realize fast exchange, convenient to use.
The connection and dismounting of first pipe fitting and the second pipe fitting for convenience, is arranged external screw thread on first connector,
Sliding sleeve is nested on second connector, internal thread, sliding sleeve and setting phase interworking on the second connector is arranged in sliding sleeve
The positive stop lug boss of conjunction, and external screw thread is set on the second connector positive stop lug boss, sliding sleeve and the first connector, the second connector
It is threadedly coupled.
The check valve of the utility model includes backing member, compression spring, ball sealer, and backing member is hollow structure, and backing member is arranged described
In sacculus column, air-flow interlayer is formed between backing member and sacculus column wall, and the first venthole and second is radially set on backing member and is led to
Stomata, the first venthole and the second venthole are connected with air-flow interlayer；The compression spring and ball sealer are arranged in backing member,
Compression spring is located at the air flow outlet of sacculus column, and the diameter of ball sealer is matched with the internal diameter of backing member, and ball sealer is located at sacculus column
At airflow inlet, sealing joint strip is connected at the airflow inlet of sacculus column.After the first pipe fitting is connect with the second pipe fitting, ball sealer
By open-top between the first venthole and the second venthole, after external air charging system, balloon cavity of the gas through the first pipe fitting, from ball
The airflow inlet of capsule column enters, through the first venthole → air-flow interlayer → second venthole → compression spring → air stream outlet → second ball
Blister cavities → sacculus.
It is opened for the ease of check valve, briquetting is connected on first connector, briquetting venthole is set on briquetting,
Briquetting venthole is connected with the first balloon cavity, and when the first connector is connect with the second connector, briquetting is open-top by ball sealer.
In order to realize the guiding function of seal wire, the first seal wire is set in first guidewire lumen, the first seal wire stretches out the
One end of a connection piece connects the first link block of seal wire；Second seal wire is set in second guidewire lumen, the one of the second seal wire
End connection the second link block of seal wire, the second link block of seal wire are arranged in seal wire column, and the second link block of seal wire connects with seal wire first
Block threaded connection is connect, to form integrated seal wire, convenient for taking stone sacculus to enter stones in intrahepatic bile duct position described in guiding.
Ibid, for the ease of being oriented to the watertight with injecting fluid, hollow injection is also connected on first connector
Guide block, injection guide block are connected with the first injecting cavity, and injection guide block is in taper type；Setting and injection guide block on the injection column
Matched taper type interface connects O-type seal in the end face of injection column.
By the sliding sleeve can quick-jointing or partition the first connector and the second connector to realize described in
The first pipe fitting and the second pipe fitting it is easy to connect, dismounting is quick.
After first pipe fitting of the utility model and the connection of the second pipe fitting, after external air charging system Filled Balloon, partition first
After pipe fitting, the one-way valve designs of second connector can be passed through, it is ensured that the sealing of gas ensures to realize pressurize
Sacculus is full.
Description of the drawings
Fig. 1 is the structural schematic diagram of the dilating sacculus first assembly of the utility model.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the structural schematic diagram of second component of dilating sacculus of the utility model.
Fig. 4 is the partial enlarged view of Fig. 3.
Fig. 5 be dilating sacculus first assembly detached with the second component of dilating sacculus, the structural schematic diagram of deflated state.
Fig. 6 be dilating sacculus first assembly connect with the second component of dilating sacculus, the structural schematic diagram of deflated state.
Fig. 7 be dilating sacculus first assembly connect with the second component of dilating sacculus, the structural schematic diagram of expanded state.
Fig. 8 is dilating sacculus first assembly and the pressurize of the second component of dilating sacculus, the structural schematic diagram of discrete state.
Fig. 9 is the partial enlarged view of Fig. 7.
Specific implementation mode
As shown in figs 1-9, detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus includes mainly dilating sacculus first
Component 1 and the second component of dilating sacculus 2.Dilating sacculus first assembly 1 includes the first pipe fitting 3, connector 4, tracheae component 5, seal wire
Tube assembly 6 and injection tube assembly 7.The second component of dilating sacculus 2 includes the second pipe fitting 16 and sacculus 17.
The first balloon cavity 8 of setting, the first guidewire lumen 9 and the first injecting cavity 10 in the first pipe fitting 3.Tracheae component 5, seal wire
Tube assembly 6 and injection tube assembly 7 are connected to one end of the first tube body 3, tracheae component 5 and the first sacculus by the same connector 4
Chamber 8 is connected, and seal wire tube assembly 6 is connected with the first guidewire lumen 9, and injection tube assembly 7 is connected with the first injecting cavity 10, to protect
Sacculus pressurising, injecting cavity fluid injection etc. are demonstrate,proved, seal wire is set in guidewire lumen, and can be driven.
First one end of pipe fitting 3 far from connector 4 is wholely set the first connector 11, the first balloon cavity 8, the first guidewire lumen 9
The end of the first connector 11 is all extended to the first injecting cavity 10.External screw thread is set on the first connector 11.Connect first
Briquetting 14 and hollow injection guide block 12 are connected on fitting 11, and briquetting venthole 15, briquetting venthole 15 are set on briquetting 14
It is connected with the first balloon cavity 8.First seal wire 191 is set in the first guidewire lumen 9, and the first seal wire 191 stretches out the first connector
11 one end the first link block of connection seal wire 13.Injection guide block 12 is connected to the first injecting cavity phase 10, and injection guide block 12 is in frustum
Shape.
The second balloon cavity 18 of setting, the second guidewire lumen 19 and the second injecting cavity 20, sacculus 17 connect in the second pipe fitting 16
In the one end of the second pipe fitting 16 far from the first pipe fitting 3.One end of second pipe fitting 16 towards the first pipe fitting 3 is wholely set the second connection
Part 21 is nested with sliding sleeve 22 on the second connector 21, and internal thread is arranged in sliding sleeve 22, and 22 inner circumferential of sliding sleeve is wholely set limit
Inner convex platform 26,21 periphery of the second connector are wholely set limit outer lug boss 27, and external screw thread is arranged in outer lug boss 27, limits outer lug boss 27
It is equipped with the axial movement of sliding sleeve 22 is limited with limit inner convex platform 26, sliding sleeve 22 and the first connector 11, the
Two connectors 21 are threadedly coupled.
Connection hollow sacculus column 23, hollow seal wire column 24 and the hollow injection column 25 in the second connector 21.Ball
Capsule column 23, seal wire column 24, injection column 25 are connected with the second balloon cavity 18, the second guidewire lumen 19, the second injecting cavity 20 one-to-one correspondence
It is logical.
Airflow inlet 34 is set on sacculus column 23 and air stream outlet 36, air stream outlet 36 are connected with the second balloon cavity 18
It is logical, backing member 29 is set in sacculus column 23, and backing member 29 is hollow structure, and one end of backing member 29 is connected with airflow inlet 34, another
End is connected with air stream outlet 36, forms air-flow interlayer 31 between 23 inner wall of backing member 29 and sacculus column, is radially arranged on backing member 29
First venthole 32 and the second venthole 30, the first venthole 32 and the second venthole 30 are connected with air-flow interlayer 31, the
One venthole 32 is close to airflow inlet 34, and the second venthole 30 is close to air stream outlet 36.The setting compression spring 28 and close in the backing member 29
Blocking 33, compression spring 28 are located at the air stream outlet 36 of sacculus column 23, and the diameter of ball sealer 33 is matched with the internal diameter of backing member 29, close
Blocking 33 is located at the airflow inlet 34 of sacculus column 23, and sealing joint strip 35 is connected at the airflow inlet 34 of sacculus column 23.
Second seal wire 291 is set in two guidewire lumens 19, and one end the second link block of connection seal wire 37 of the second seal wire 291, seal wire second connects
It connects block 37 to be arranged in seal wire column 24, the second link block of seal wire 37 is threadedly coupled with the first link block of seal wire 13, is formed integrated
Seal wire.Setting and injection 12 matched taper type interface 38 of guide block, O-shaped in the end face connection of injection column 25 on injection column 25
Sealing strip 39.
When the first connector 11 is connect with the second connector 21, the briquetting 14 of dilating sacculus first assembly 1 will expand ball
The ball sealer 33 of the second component of capsule 2 is open-top, and ball sealer 33 is moved to the position between the first venthole 32 and the second venthole 30,
Gas enters from the airflow inlet 34 of sacculus column 23, through first 32 → air-flow of venthole interlayer, 31 → the second 30 → compression spring of venthole
28 → air stream outlet, 36 → the second 18 → sacculus of balloon cavity 17.The first link block of seal wire 13 connects with 37 screw thread of the second link block of seal wire
It connects, the cooperation of injection guide block 12 of taper type is inserted in taper type interface 38.First balloon cavity 8, the injection of the first guidewire lumen 9, first
Chamber 10 corresponds with the second balloon cavity 18, the second guidewire lumen 19, the second injecting cavity 20 and arranges and be connected.
The utility model is mainly before use, the external screw thread of the first link block of seal wire of dilating sacculus first assembly is twisted
Enter in the internal thread of the second link block of seal wire of the second component of dilating sacculus, thus by dilating sacculus first assembly and dilating sacculus
Seal wire in second component connects, and is convenient for the guiding of multifunctional biliary tract stone extraction sacculus；By the pressure of dilating sacculus first assembly
Block is pressed into the sacculus column of the second component of dilating sacculus, to compression seal ball, the position that ball sealer is contacted with backing member is made to be placed in
Between the first, second venthole of backing member, to form dilating sacculus first assembly balloon cavity, briquetting venthole, on backing member
The gas channel of one venthole, the second venthole and dilating sacculus the second component balloon cavity；By the note of dilating sacculus first assembly
It penetrates guide block to be inserted into the injection column bellmouth of the second component of dilating sacculus, and is bonded with O-ring seal, form sealing；Pass through again
It is threadedly coupled, is connected the second connector and the first connector by sliding sleeve, the ERCP for forming a deflated state is special
With multifunctional biliary tract stone extraction sacculus.
When operation, under the seal wire guiding of guidewire lumen, above-mentioned ERCP special-purpose multifunctional biliary tract stone extraction sacculus is along 12
Multifunctional biliary tract stone extraction balloon distal is pushed to narrow positions by duodenum 12 scope cavity, then in catheter proximal end connector external pressure
Equipment Filled Balloon makes balloon wall and bile duct inner tubal wall etc. be bonded completely, forms the ERCP special-purpose multifunctionals of an expanded state
Biliary tract stone extraction sacculus.
Then the threaded connection of sliding sleeve and the first connector is unscrewed, and briquetting is exited in sacculus column, compression spring returns at once
Bullet, and sealing top dome to the other end of sacculus column, sealing joint strip one sealing structure of formation of ball sealer and the other end avoids
Air-flow leaks, and forms pressurize, to ensure the full of sacculus；Injection guide block is exited into taper type interface；Seal wire first is connected
The external screw thread for connecing block is back-outed out of the second link block of seal wire internal thread, to form on multifunctional biliary tract stone extraction sacculus second group
Part seal wire detaches.So that the separation of ERCP special-purpose multifunctional biliary tract stone extraction sacculus first assembly, the second component, thus can described
Detachable ERCP special-purpose multifunctional biliary tract stone extraction sacculus first assemblies are removed, to exit duodenoscope, then with the second component
To be oriented to, gastroscope is sent to lesions position, by gastroscope end introscope, what can be apparent from reflects lesions position to another
On the fluorescent screen of one end.And pathological tissues are exaggerated, doctor is gem-pure in the visual field, can be to lesions position one
Look at nothing left, check without dead angle, not damaged, diagnosis is high, check with treatment safety, reliable, it is efficient.
Claims (6)
1. a kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus, including tube body, connector, tracheae component, wire leading pipe group
Part, injection tube assembly and sacculus, setting balloon cavity, guidewire lumen and injecting cavity, connector are connected to the one of tube body in the tube body
End, sacculus are connected to the other end of tube body；It is characterized in that：The tube body includes the first pipe fitting and the second pipe fitting, the sacculus
Chamber includes the first balloon cavity and the second balloon cavity, and the guidewire lumen includes the first guidewire lumen and the second guidewire lumen, the injecting cavity
Including the first injecting cavity and the second injecting cavity；First balloon cavity, the first guidewire lumen and the first injecting cavity are arranged in the first pipe fitting
Interior, the second balloon cavity, the second guidewire lumen and the second injecting cavity are arranged in the second pipe fitting；The connector is connected to the first pipe fitting
On, the one end of the first pipe fitting far from connector is wholely set the first connector, first balloon cavity, the first guidewire lumen and the first note
Penetrate the end that chamber all extends to the first connector；The sacculus is connected on the second pipe fitting, the one end of the second pipe fitting far from sacculus
It is wholely set the second connector, hollow sacculus column, hollow seal wire column and hollow injection column are connected in the second connector,
Sacculus column, seal wire column, injection column are connected with the second balloon cavity, the second guidewire lumen, the second injecting cavity one-to-one correspondence, in sacculus column
Upper setting airflow inlet and air stream outlet, air stream outlet are connected with the second balloon cavity, and check valve is connected in sacculus column；It is described
Second connector and the first connector detachable connection, after connection, the first balloon cavity, the first guidewire lumen, the first injecting cavity with
Check valve, seal wire column, injection column correspond arrangement.
2. detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus according to claim 1, it is characterised in that：Described
External screw thread is set on first connector, is nested with sliding sleeve on second connector, sliding sleeve is arranged internal thread, sliding sleeve with
Mutually matched positive stop lug boss is set on the second connector, external screw thread is set on the positive stop lug boss of the second connector, sliding sleeve with
First connector, the second connector are threadedly coupled.
3. detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus according to claim 1, it is characterised in that：The list
Include backing member, compression spring, ball sealer to valve, backing member is hollow structure, and backing member is arranged in the sacculus column, in backing member and sacculus column
Air-flow interlayer is formed between wall, the first venthole and the second venthole are radially set on backing member, and the first venthole and second are led to
Stomata is connected with air-flow interlayer；The compression spring and ball sealer are arranged in backing member, and the air-flow that compression spring is located at sacculus column goes out
At mouthful, the diameter of ball sealer is matched with the internal diameter of backing member, and ball sealer is located at the airflow inlet of sacculus column, in the gas of sacculus column
It flows entrance and connects sealing joint strip.
4. detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus according to claim 3, it is characterised in that：Described
Briquetting is connected on first connector, briquetting venthole is set on briquetting, briquetting venthole is connected with the first balloon cavity, when the
When a connection piece is connect with the second connector, briquetting is open-top by ball sealer.
5. detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus according to claim 1, it is characterised in that：Described
First seal wire is set in the first guidewire lumen, and one end that the first seal wire stretches out the first connector connects the first link block of seal wire；Institute
It states and the second seal wire is set in the second guidewire lumen, one end of the second seal wire connects the second link block of seal wire, and the second link block of seal wire is set
It sets in seal wire column, the second link block of seal wire is threadedly coupled with the first link block of seal wire.
6. detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus according to claim 1, it is characterised in that：Described
Hollow injection guide block is also connected on first connector, injection guide block is connected with the first injecting cavity, and injection guide block is in taper type；
Setting and the injection matched taper type interface of guide block on the injection column, O-type seal is connected in the end face of injection column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720730495.2U CN207768467U (en) | 2017-06-22 | 2017-06-22 | A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720730495.2U CN207768467U (en) | 2017-06-22 | 2017-06-22 | A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207768467U true CN207768467U (en) | 2018-08-28 |
Family
ID=63218875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720730495.2U Withdrawn - After Issue CN207768467U (en) | 2017-06-22 | 2017-06-22 | A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207768467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107157545A (en) * | 2017-06-22 | 2017-09-15 | 扬州市第人民医院 | A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus |
-
2017
- 2017-06-22 CN CN201720730495.2U patent/CN207768467U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107157545A (en) * | 2017-06-22 | 2017-09-15 | 扬州市第人民医院 | A kind of detachable ERCP special-purpose multifunctionals biliary tract stone extraction sacculus |
| CN107157545B (en) * | 2017-06-22 | 2023-05-26 | 扬州市第一人民医院 | Detachable special multifunctional biliary tract lithotomy balloon for ERCP |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180828 Effective date of abandoning: 20230526 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180828 Effective date of abandoning: 20230526 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |