CN203107954U - Catheter fixing device - Google Patents
Catheter fixing device Download PDFInfo
- Publication number
- CN203107954U CN203107954U CN 201320157483 CN201320157483U CN203107954U CN 203107954 U CN203107954 U CN 203107954U CN 201320157483 CN201320157483 CN 201320157483 CN 201320157483 U CN201320157483 U CN 201320157483U CN 203107954 U CN203107954 U CN 203107954U
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- China
- Prior art keywords
- matrix
- sleeve pipe
- bend pipe
- catheter
- tightens
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- Expired - Fee Related
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Abstract
The utility model discloses a catheter fixing device. The catheter fixing device comprises a body, a matrix, a tightening canula, a fixing screw cap and a dressing. The body comprises a bending catheter and a buckling base. A buckling plug is arranged on the edge of the buckling base. The center of the buckling base is communicated with one end of the bending catheter. External threads are arranged on the outer wall of an opening of the other end of the bending catheter. The opening direction inclines towards a flat surface of the buckling base. The matrix is of a flat annular shape. The annular matrix is provided with a notch which allows the annular center to be communicated with the outer side of the annular matrix. The annular matrix is further provided with a buckling joint which corresponds to the buckling plug of the buckling base. The tightening canula is tubular, a plurality of elastic jaws are arranged at one end of a canula body and stretch out of the opening of the bending catheter, and the tightening canula is in clearance fit with the bending catheter. The fixing screw cap is provided with internal threads which are matched with the external threads of the bending catheter. A catheter opening is formed in the top end of the fixing screw cap. The catheter fixing device can stably and firmly fix catheters, and is not prone to damaging tissue inside the human body, convenient to use, and low in infection possibility.
Description
Technical fieldThis utility model relates to a kind of medical apparatus and instruments, relates in particular to catheter anchoring system.
Background technologyIt is a kind of common practice that realizes various diagnosis and therapeutic purposes that conduit is inserted in patient's body.Because the needs of medical treatment often need the specific position of patient to implement conduit and insert, be convenient to inject, extract liquid or other materials.Although it is a comparatively common medical care precess that the patient is carried out the conduit insertion, still there are some unfavorable factors in it, comprises the risk that causes potential possible life-threatening infection.This infection is common in some patients like this, and conduit has inserted the body part that they move easily when breathing, as thoracic cavity and abdominal part.The respiratory movement meeting causes exposed to air and tends to contaminated conduit shift-in, shifts out the patient body tissue, and then may cause infecting and enter in the body.
Another relevant issues are too early or because carelessness bends conduit, even skid off in bodily tissue, and this causes owing to patient's trick or clothes and conduit tangle often.This situation can cause that the patient body internal structure is impaired, treatment procedure interrupts, and need retighten conduit.
And another problem to be conduit may be entangled with, twine and be blocked, particularly at conduit near the part of draining the position.Be entangled with and disturb conduit to inject and drain.
Summary of the inventionThe purpose of this utility model provides a kind ofly can stablize firm A/C, effectively avoids conduit slippage and bending phenomenon, eliminates the catheter anchoring system that the pain discomfort that causes was gone here and there or rotated to conduit up and down.
For achieving the above object, catheter anchoring system of the present utility model comprises main body, matrix, tightens up sleeve pipe, hold-doun nut, apply ointment or plaster, described main body comprises bend pipe and snap seats, the edge of snap seats is provided with the buckle plug, the central authorities of snap seats are communicated with an end of bend pipe, the outer wall of the opening part of the bend pipe other end is provided with external screw thread, and opening direction favours the snap seats plane; Described matrix is flat ring-type, and the ring-type matrix is provided with the breach that the ring heart and the outside are communicated with, and the ring-type matrix is provided with the snap-fitting corresponding with the buckle plug position of snap seats; The described sleeve pipe that tightens up is tubulose, and an end of body is a plurality of elastic claws, and each elastic claw tilts to tube axis direction, and the free end thickness of elastic claw is little, and is big near the thickness of bottom; Be provided with positive stop lug boss in the bend pipe, tighten up sleeve portion and place in the bend pipe, the bottom of tightening up sleeve pipe leans positive stop lug boss, and the elastic claw that tightens up sleeve pipe extends the bend pipe opening, tightens up sleeve pipe and bend pipe matched in clearance; Described hold-doun nut is provided with the female thread that cooperates with the bend pipe external screw thread, and the top of hold-doun nut is provided with conduit mouth, and when hold-doun nut screwed in bend pipe, the little free end of thickness that tightens up the sleeve pipe elastic claw was leaning the conduit mouth edge and passing conduit mouth; A described side and the matrix of applying ointment or plaster fixed, and opposite side has viscosity.
Adopt above design, during use, matrix relies on the viscosity of applying ointment or plaster to be fitted in people's body canal and draws on the skin at place, conduit is by the center of ring-type matrix, the buckle plug of main body and the snap-fitting of matrix fasten mutually, and main body is fixed on the matrix, and conduit is by the bend pipe of main body; Tighten up casing pipe sleeve and be located on the conduit, and be placed in the bend pipe, the bottom of tightening up sleeve pipe leans positive stop lug boss, and the elastic claw that tightens up sleeve pipe extends the bend pipe opening; Hold-doun nut is set on the conduit and relies on its female thread to be threaded with the external screw thread of bend pipe, the little free end of thickness that tightens up the sleeve pipe elastic claw is leaning the conduit mouth edge and is passing conduit mouth, because the free end thickness of elastic claw is little, thickness near the bottom is big, therefore along with the screw-in of hold-doun nut, elastic claw tightens up to the central axis that tightens up sleeve pipe, thereby holds conduit, limits its position.Owing to adopted the bend pipe design, complied with the tendency of conduit, make it be difficult for being entangled with, bending, avoid or reduced the mechanical stimulus of bend pipe to patient's in-vivo tissue.Owing to tighten up sleeve pipe and bend pipe matched in clearance, behind the hold-doun nut of outwarding winding, it can be separated from bend pipe, thereby can adjust catheter position easily.The time of changing dressings has been shortened in the design of buckle-type, by regulating the elasticity of hold-doun nut, adjusts conduit at any time in endoceliac position.Hold-doun nut can be locked the conduit of 12 above specifications, namely can be locked from 10F-36F specification conduit.
Catheter anchoring system of the present utility model also comprises latex tubing, and it is nested in the inboard of tightening up sleeve pipe, closely cooperates with tightening up sleeve pipe, and it is subjected to the extruding of elastic claw and deformation takes place.Adopt above design, conduit passes through from the center of latex tubing, when the elastic claw that tightens up sleeve pipe tightens up to the center, the compressing latex tubing tightens up the A/C position, because latex tubing has increased frictional force, make conduit be difficult for sliding, also avoided sharp-pointed member that conduit is caused damage.
Latex tubing of the present utility model is provided with projection, tightens up sleeve pipe and is provided with to peg graft with projection and cooperates socket, and when latex tubing is nested in when tightening up sleeve pipe inboard, projection and socket are pegged graft fixing mutually.Adopt above design, latex tubing with tighten up sleeve pipe directly cooperate tightr, thereby avoided causing latex tubing and tightening up sleeve pipe and separate owing to the external force accident.
Catheter anchoring system of the present utility model also comprises the suction bedding and padding, and the suction bedding and padding are annular, and its size is identical with the ring heart size of matrix, its center drilling, and ring body is provided with fracture.The suction bedding and padding can in time absorb the tissue fluid that wound oozes out, and keep the drying of wound periphery, avoid infecting and being conducive to the recovery of wound.
Compare with traditional foam dressing, suction bedding and padding the best of the present utility model is the funneling antiseized glutinous suction bedding and padding of medical grade, it has blood and tissue intersolubility, can absorb the liquid of 20 times of own vols, and can flow backwards maintenance wound best repair environment in case lead mouthful sepage, prevent bacteria attack, the superelevation metabolism and the business that reduce wound area are bad, protect from infection, and have good high-absorbable and flexibility.Suction bedding and padding surface can be provided with polyethylene grid thin layer, and it can effectively prevent from boning when dressing and wound from taking off from or changing, and can not cause any pain.Therefore suction bedding and padding of the present utility model are different from traditional cotton pad, can directly contact wound, no matter are infiltration rate or absorptive capacity, all than traditional cotton pad and gauze qualitative leap have been arranged.The high-absorbable of suction bedding and padding can be based on its distinguished structure, and its top layer is the medical isolating membrane that constitutes of polyethylene grid thin layer or the medical material of other special handlings, with wound do not have adhesion, can with hydrophobic outer; Inner sandwich layer is the acupuncture non-woven cotton, and good hydrophilic property absorbs sepage rapidly, and the gradient drainage has been played in this design, guides the inner sandwich layer of sepage to the bedding and padding that absorb water from inside to outside, keeps the dry and comfortable of surface.
The transitional region that bend pipe of the present utility model is communicated with snap seats is provided with cavity volume, and cavity volume is provided with the chamber wall of level and smooth arc.Adopt above design, conduit enters human body again by natural transition in fixture, can not oppressed and occurs bending and deformation, also can be because of crooked and not cause compressing and damage to patient's in-vivo tissue.Adopt the bend pipe design of " barrel type ", can farthest reduce tension force, comply with trend, eliminate the risk of bending, incarceration, stop conduit to the stress of internal organs.
Matrix of the present utility model is flexible material.Adopt flexible material can certain deformation take place along with the fluctuating of human skin enough, can not break away from skin.Simultaneously, when needs are changed dressings or safeguarded wound, matrix is bent and make the buckle plug spin off from the snap-fitting of matrix, realization body separates with matrix.
Breach on the matrix of the present utility model is wedge shape.The breach of wedge shape makes the easier center that enters annular matrix by breach of conduit.
Be coated with absciss layer on viscosity one side of applying ointment or plaster of the present utility model.Before use, absciss layer protection viscosity one side of applying ointment or plaster is not contaminated, keeps viscosity.In use, tearing absciss layer gets final product.
Main body of the present utility model, matrix, latex tubing, hold-doun nut are transparent or semitransparent, are convenient to observe the wound situation.
Compared with prior art, catheter anchoring system of the present utility model has the following advantages: 1, replaced the fixing drawback of original conduit seam skin, skin has not been caused damage, conduit is reconciled easily, difficult drop-off, infection, to the patient cause painful little.2, be movable owing to tightening up sleeve pipe (comprising the latex tubing that it is inner), be convenient to the placement of conduit and the adjustment of position.3, the externally threaded threaded engagement of the female thread of hold-doun nut and bend pipe, screw thread is thinner, and is closeer, adjusts the degree that hold-doun nut screws in bend pipe, can fix the conduit of different sizes; 4, adsorptive pads has powerful absorbability, can absorb transudate effectively, keeps the wound health.5, adopt the bend pipe design of " barrel type ", can farthest reduce tension force, comply with trend, eliminate the risk of bending, incarceration, stop conduit to the stress of internal organs.6, the time of changing dressings has been shortened in the design of buckle-type, by regulating the elasticity of hold-doun nut, adjusts conduit at any time in endoceliac position, adopts transparent material, is convenient to observe.
Description of drawingsBelow in conjunction with the drawings and specific embodiments this utility model is described in further detail:
Fig. 1 is the plan structure sketch map of matrix;
Fig. 2 is the side-looking structural representation of matrix;
Fig. 3 is the part sectional structure sketch map of main body;
Fig. 4 is the sectional structure sketch map of hold-doun nut;
Fig. 5 is the plan structure sketch map of hold-doun nut;
Fig. 6 is the structural representation of suction bedding and padding;
Fig. 7 is the sectional structure sketch map that tightens up sleeve pipe;
Fig. 8 is the sectional structure sketch map of latex tubing;
Among the figure:
1, main body; 11, bend pipe; 12, snap seats; 13, buckle plug; 14, external screw thread;
15, positive stop lug boss; 16, cavity volume; 17, chamber wall; 2, matrix; 21, the ring heart;
22, breach; 23, snap-fitting; 3, tighten up sleeve pipe; 31, elastic claw; 32, socket;
4, hold-doun nut; 41, female thread; 42, conduit mouth; 5, apply ointment or plaster; 6, latex tubing;
61, projection; 7, suction bedding and padding; 71, fracture.
The specific embodimentShown in Fig. 1 to 8, catheter anchoring system of the present utility model comprises main body 1, matrix 2, tightens up sleeve pipe 3, hold-doun nut 4, apply ointment or plaster 5, described main body comprises bend pipe 11 and snap seats 12, the edge of snap seats 12 is provided with buckle plug 13, the central authorities of snap seats 12 are communicated with an end of bend pipe 11, the outer wall of the opening part of bend pipe 11 other ends is provided with external screw thread 14, and opening direction favours snap seats 12 planes; Described matrix 2 is flat ring-type, and ring-type matrix 2 is provided with the breach 22 that the ring heart 21 and the outside are communicated with, and ring-type matrix 2 is provided with the snap-fitting 23 corresponding with buckle plug 13 positions of snap seats 12; The described sleeve pipe 3 that tightens up is tubulose, and an end of body is a plurality of elastic claws 31, and each elastic claw 31 tilts to tube axis direction, and the free end thickness of elastic claw 31 is little, and is big near the thickness of bottom; Be provided with positive stop lug boss 15 in the bend pipe 11, tighten up sleeve pipe 3 parts and place in the bend pipe 11, the bottom of tightening up sleeve pipe 3 leans positive stop lug boss 15, and the elastic claw 31 that tightens up sleeve pipe 3 extends bend pipe 11 openings, tightens up sleeve pipe 11 and bend pipe 11 matched in clearance; Described hold-doun nut 3 is provided with the female thread 41 that cooperates with bend pipe 11 external screw threads 14, the top of hold-doun nut 4 is provided with conduit mouth 42, when hold-doun nut 4 screwed in bend pipe 11, the little free end of thickness that tightens up sleeve pipe 3 elastic claws 31 was leaning the conduit mouth edge and is passing conduit mouth; Described 5 one sides and the matrix of applying ointment or plaster fixed, and opposite side has viscosity.
Adopt above design, during use, matrix relies on 5 the viscosity of applying ointment or plaster to be fitted in people's body canal and draws on the skin at place, conduit is by the center of ring-type matrix 2, the buckle plug 13 of main body 1 fastens mutually with the snap-fitting 23 of matrix 2, main body 1 is fixed on the matrix 2, and conduit is by the bend pipe 11 of main body 1; Tighten up sleeve pipe 3 and be set on the conduit, and be placed in the bend pipe 11, the bottom of tightening up sleeve pipe 3 leans positive stop lug boss 15, and the elastic claw 31 that tightens up sleeve pipe 3 extends bend pipe 11 openings; Hold-doun nut 4 is set on the conduit and relies on its female thread 41 to be threaded with the external screw thread 14 of bend pipe 11, the little free end of thickness that tightens up sleeve pipe 3 elastic claws 31 is leaning conduit mouth 42 edges and is passing conduit mouth 42, because the free end thickness of elastic claw 31 is little, thickness near the bottom is big, therefore along with the screw-in of hold-doun nut 4, elastic claw 31 tightens up to the central axis that tightens up sleeve pipe 3, thereby holds conduit, limits its position.Owing to adopted the bend pipe design, complied with the tendency of conduit, make it be difficult for being entangled with, bending, avoid or reduced the mechanical stimulus of bend pipe to patient's in-vivo tissue.Owing to tighten up sleeve pipe and bend pipe matched in clearance, behind the hold-doun nut of outwarding winding, it can be separated from bend pipe, thereby can adjust catheter position easily.The time of changing dressings has been shortened in the design of buckle-type, by regulating the elasticity of hold-doun nut, adjusts conduit at any time in endoceliac position.Hold-doun nut can be locked the conduit of 12 above specifications, namely can be locked from 10F-36F specification conduit.
Catheter anchoring system of the present utility model also comprises latex tubing 6, and it is nested in the inboard of tightening up sleeve pipe 3, closely cooperates with tightening up sleeve pipe 3, and it is subjected to the extruding of elastic claw 31 and deformation takes place.Adopt above design, conduit passes through from the center of latex tubing 6, when the elastic claw 31 that tightens up sleeve pipe 3 tightens up to the center, compressing latex tubing 6 tightens up the A/C position, because latex tubing has increased frictional force, make conduit be difficult for sliding, also avoided sharp-pointed member that conduit is caused damage.
Catheter anchoring system of the present utility model also comprises suction bedding and padding 7, and suction bedding and padding 7 are annular, and its size is identical with the ring heart 21 sizes of matrix 2, and its center drilling, ring body are provided with fracture 71.The suction bedding and padding can in time absorb the tissue fluid that wound oozes out, and keep the drying of wound periphery, avoid infecting and being conducive to the recovery of wound.
Compare with traditional foam dressing, suction bedding and padding the best of the present utility model is the funneling antiseized glutinous suction bedding and padding of medical grade, it has blood and tissue intersolubility, can absorb the liquid of 20 times of own vols, and can flow backwards maintenance wound best repair environment in case lead mouthful sepage, prevent bacteria attack, the superelevation metabolism and the business that reduce wound area are bad, protect from infection, and have good high-absorbable and flexibility.Suction bedding and padding surface can be provided with polyethylene grid thin layer, and it can effectively prevent from boning when dressing and wound from taking off from or changing, and can not cause any pain.Therefore suction bedding and padding of the present utility model are different from traditional cotton pad, can directly contact wound, no matter are infiltration rate or absorptive capacity, all than traditional cotton pad and gauze qualitative leap have been arranged.The high-absorbable of suction bedding and padding can be based on its distinguished structure, and its top layer is the medical isolating membrane that constitutes of polyethylene grid thin layer or the medical material of other special handlings, with wound do not have adhesion, can with hydrophobic outer; Inner sandwich layer is the acupuncture non-woven cotton, and good hydrophilic property absorbs sepage rapidly, and the gradient drainage has been played in this design, guides the inner sandwich layer of sepage to the bedding and padding that absorb water from inside to outside, keeps the dry and comfortable of surface.
The transitional region that bend pipe 11 of the present utility model is communicated with snap seats 12 is provided with cavity volume 16, and cavity volume 16 is provided with the chamber wall 17 of level and smooth arc.Adopt above design, conduit enters human body again by natural transition in fixture, can not oppressed and occurs bending and deformation, also can be because of crooked and not cause compressing and damage to patient's in-vivo tissue.Adopt the bend pipe design of " barrel type ", can farthest reduce tension force, comply with trend, eliminate the risk of bending, incarceration, stop conduit to the stress of internal organs.
Be coated with absciss layer on 5 viscosity, one side of applying ointment or plaster of the present utility model.Before use, absciss layer protection viscosity one side of applying ointment or plaster is not contaminated, keeps viscosity.In use, tearing absciss layer gets final product.
Claims (10)
1. catheter anchoring system is characterized in that: it comprises main body, matrix, tightens up sleeve pipe, hold-doun nut, apply ointment or plaster,
Described main body comprises bend pipe and snap seats, and the edge of snap seats is provided with the buckle plug, and the central authorities of snap seats are communicated with an end of bend pipe, and the outer wall of the opening part of the bend pipe other end is provided with external screw thread, and opening direction favours the snap seats plane;
Described matrix is flat ring-type, and the ring-type matrix is provided with the breach that the ring heart and the outside are communicated with, and the ring-type matrix is provided with the snap-fitting corresponding with the buckle plug position of snap seats;
The described sleeve pipe that tightens up is tubulose, and an end of body is a plurality of elastic claws, and each elastic claw tilts to tube axis direction, and the free end thickness of elastic claw is little, and is big near the thickness of bottom; Be provided with positive stop lug boss in the bend pipe, tighten up sleeve portion and place in the bend pipe, the bottom of tightening up sleeve pipe leans positive stop lug boss, and the elastic claw that tightens up sleeve pipe extends the bend pipe opening, tightens up sleeve pipe and bend pipe matched in clearance;
Described hold-doun nut is provided with the female thread that cooperates with the bend pipe external screw thread, and the top of hold-doun nut is provided with conduit mouth, and when hold-doun nut screwed in bend pipe, the little free end of thickness that tightens up the sleeve pipe elastic claw was leaning the conduit mouth edge and passing conduit mouth;
A described side and the matrix of applying ointment or plaster fixed, and opposite side has viscosity.
2. catheter anchoring system according to claim 1, it is characterized in that: it also comprises latex tubing, and it is nested in the inboard of tightening up sleeve pipe, closely cooperates with tightening up sleeve pipe, and it is subjected to the extruding of elastic claw and deformation takes place.
3. catheter anchoring system according to claim 2, it is characterized in that: described latex tubing is provided with projection, tightens up sleeve pipe and is provided with to peg graft with projection and cooperates socket, and when latex tubing is nested in when tightening up sleeve pipe inboard, projection and socket are pegged graft fixing mutually.
4. according to claim 1,2 or 3 described catheter anchoring systems, it is characterized in that: it also comprises the suction bedding and padding, and the suction bedding and padding are annular, and its size is identical with the ring heart size of matrix, its center drilling, and ring body is provided with fracture.
5. catheter anchoring system according to claim 4, it is characterized in that: described adsorptive pads material package is drawn together the medical isolating membrane in hydrophobic top layer and hydrophilic inner sandwich layer.
6. catheter anchoring system according to claim 4, it is characterized in that: the transitional region that described bend pipe is communicated with snap seats is provided with cavity volume, and cavity volume is provided with the chamber wall of level and smooth arc.
7. catheter anchoring system according to claim 4, it is characterized in that: described matrix is flexible material.
8. catheter anchoring system according to claim 4, it is characterized in that: the breach on the described matrix is wedge shape.
9. catheter anchoring system according to claim 4 is characterized in that: be coated with absciss layer on described viscosity one side of applying ointment or plaster.
10. catheter anchoring system according to claim 4, it is characterized in that: described main body, matrix, latex tubing, hold-doun nut are transparent or semitransparent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320157483 CN203107954U (en) | 2013-04-01 | 2013-04-01 | Catheter fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320157483 CN203107954U (en) | 2013-04-01 | 2013-04-01 | Catheter fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203107954U true CN203107954U (en) | 2013-08-07 |
Family
ID=48888336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320157483 Expired - Fee Related CN203107954U (en) | 2013-04-01 | 2013-04-01 | Catheter fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203107954U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543122A (en) * | 2018-03-01 | 2018-09-18 | 张贤彬 | A kind of liver and gall pancreas drainage device |
| CN108553736A (en) * | 2018-02-09 | 2018-09-21 | 大连大学 | The negative pressure drainage pipe fixing device of replaceable gauze |
| CN111166998A (en) * | 2020-01-30 | 2020-05-19 | 江苏省人民医院（南京医科大学第一附属医院） | Novel multifunctional bronchus ventilation and plugging tube |
| CN111408014A (en) * | 2019-01-07 | 2020-07-14 | 杭州普惠医疗器械有限公司 | Medical catheter fixing device |
-
2013
- 2013-04-01 CN CN 201320157483 patent/CN203107954U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108553736A (en) * | 2018-02-09 | 2018-09-21 | 大连大学 | The negative pressure drainage pipe fixing device of replaceable gauze |
| CN108543122A (en) * | 2018-03-01 | 2018-09-18 | 张贤彬 | A kind of liver and gall pancreas drainage device |
| CN111408014A (en) * | 2019-01-07 | 2020-07-14 | 杭州普惠医疗器械有限公司 | Medical catheter fixing device |
| CN111166998A (en) * | 2020-01-30 | 2020-05-19 | 江苏省人民医院（南京医科大学第一附属医院） | Novel multifunctional bronchus ventilation and plugging tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20160401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |