CN107837440A - Portable can continuous positive pressure remaining needle pipe sealing device - Google Patents
Portable can continuous positive pressure remaining needle pipe sealing device Download PDFInfo
- Publication number
- CN107837440A CN107837440A CN201610829936.4A CN201610829936A CN107837440A CN 107837440 A CN107837440 A CN 107837440A CN 201610829936 A CN201610829936 A CN 201610829936A CN 107837440 A CN107837440 A CN 107837440A
- Authority
- CN
- China
- Prior art keywords
- transfusion
- positive pressure
- remaining needle
- sealing device
- pipe sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/20—Closure caps or plugs for connectors or open ends of tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1587—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body suitable for being connected to an infusion line after insertion into a patient
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Vascular Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention be to provide a kind of portable can continuous positive pressure remaining needle pipe sealing device, it includes：One pusher, elastic force is stored with compression spring provided with a push pressing plate, one malleation wound packages is provided with a piston in putting, and the piston is closely set on the push pressing plate, and upholds release elastic force push piston by the spring and make positive pressure tube sealing with compressed liquid, and transfusion or blood transfusion use can be doubled as, the malleation wound packages is put and a bracelet band is set in downside, and by bracelet band cuff in wrist, to carry positive pressure remaining needle pipe sealing device conveniently, patient is set arbitrarily to walk about, convenient and safety.
Description
Technical field
The present invention be on a kind of portable can continuous positive pressure remaining needle pipe sealing device, espespecially one kind can be for a long time by indwelling
Pin tube sealing, and it is available for patient to carry pipe sealing device cuff conveniently in wrist, prevent the knot for causing thrombus to jeopardize patient safety
Structure, and transfusion or blood transfusion use can be doubled as.
Background technology
Press, to be used more than one day after existing remaining needle injection transfusion, but every eight hours want pre shooting cylinder, physiology
Shi salt water squeezes into that retention needle infusion is intraoral, the safety for causing thrombus to jeopardize patient is prevented, so medical personnel stay in sufferer use
Put in pin infusion process every eight hours must tube sealing once, i.e., want tube sealing two daily to three times, and two to three tube sealings of use are pre-
Type injection tube is filled, however, due to medical personnel's quantity Iwa weight deficiencies of current medical institutes, often there are a medical personnel to need to shine
The excessive work amount for caring for more than 20 patients occurs, and medical personnel need continually to be confirmed whether tube sealing, therefore and make doctor
Shield personnel increase manpower burden, and increase the expense of patient's burden tube sealing Pre-filled injection tube, need to be improved in fact.
Furthermore drop used in general patient at present, is injected using gravity principle, therefore it is using upper,
Parenteral solution must be hung height using infusion stand, although such a drop kenel evolution is for a long time, and user is the most universal, in fact
Some are implicitly present in during the use of border to make us perplexing the problem of point, wherein described infusion stand, due to height and volume Pang
It is big and carry and be not easy, cause patient's action to be limited again by Iwa, no matter for the going to toilet of patient, walk about, take a walk, article of taking etc.
Deng action, bring inconvenience, notably, when unexpected (such as earthquake, fire, floods) occur for the Hospital environment where patient, point
Drop frame obviously more turns into the maximum burden that patient flees the scene, and also needs to be improved.
For the present inventor in view of the structure of existing remaining needle tube sealing and infusion stand, it used the shortcomings that upper and its structure design
On the fact that do not attain ideal, that is, set about researching and developing its solution, inventor wishes to develop one kind and can infused for a long time tube sealing
And be convenient for carrying and have the positive pressure remaining needle tube sealing structure of security, it is popular and promote the development of this industry with service society, pass through then
Design when more and grind and create the present invention.
The content of the invention
It is a primary object of the present invention to provide, a kind of portable can continuously positive pressure remaining needle pipe sealing device, its remaining needle be defeated
After liquid, can connect at once the portable in stand-by state can continuous positive pressure remaining needle pipe sealing device, and can continuous 16
Hour uninterrupted transfusion, therefore thrombus will not be caused and may insure the safety of patient.
Time purpose of the present invention be to provide a kind of portable can continuous positive pressure remaining needle pipe sealing device, can cuff in hand
Carried conveniently on wrist, patient freely can be arbitrarily walked about, convenient and safety.
Another object of the present invention be to provide a kind of portable can continuous positive pressure remaining needle pipe sealing device, when being infused due to it
Between be 16 hours, can significantly mitigate the medical nursing work burden of hospital, and patient can be reduced and bear tube sealing Pre-filled note
The expense of shooting cylinder.
Still a further object of the present invention be to provide a kind of portable can continuous positive pressure remaining needle pipe sealing device, in its positive pressure cylinder
Liquid filling, which can directly be filled with via pin chemicals dosing plant is independently exempted from and malleation wound packages is put interior spring, temporarily pins its push bullet
Power, wait liquid to be postponed full of malleation wound packages and give release malleation wound packages to put interior elastic acting force again, therefore almost have no to hinder during dosing
Power, therefore can quickly be filled with decoction.
For the present invention in order to reach above-mentioned purpose and efficacy, practiced technology contents are that the device includes：One push dress
Put, include a push pressing plate, a locking joint and a pull bar；The push pressing plate front end is closely arranged piston, the push pressure
Plate, which extends back, sets a locking joint, and to rotate locking, the locking joint screws togather with pull bar, to pull push pressing plate and work
Plug；One spring, the spring one end is held holds the inner bottom surface in transfusion cover in push pressing plate, the other end；One malleation wound packages is put,
Include a transfusion cylinder, a piston and a transfusion cover；The transfusion cylinder front end is provided with a pipe joint to be socketed microcapillary, and this is fine
Pipe connects remaining needle, and the transfusion tube rear end screws togather transfusion cover, and the front end that the piston is set in the push pressing plate is placed in transfusion cylinder
Interior, the transfusion cover sets a central perforation, and to wear locking joint, the both sides of the central perforation are respectively equipped with locking surface and placed restrictions on
Post, locking is rotated for the locking joint of pusher；And pull to rear end by the pull bar and pull push pressing plate compression spring to store up
Elastic force is deposited, then will infuse cover or locking joint one angle of rotation, locking joint is locked on the locking surface of transfusion cover, and make
Locking joint is locked to positioning, and piston is placed in rearmost position will not move, and can be hydraulically full, during transfusion, by the transfusion cylinder
Lid or locking joint rotate an angle, locking joint is departed from the state of locking and pass through central perforation, and uphold spring and release
Elastic force is put, the push pressing plate and piston is pushed and positive pressure tube sealing or transfusion, blood transfusion is made with compressed liquid.
Described transfusion cylinder, which sets one in downside and had, wears the Tie strips in space, to wear bracelet band, and by bracelet band set
Band can carry conveniently in wrist.
Described pull bar can be pulled down in transfusion, to carry conveniently.
Described transfusion cylinder sets one and exempts from pin chemicals dosing plant.
Described transfusion cylinder sets a ventilation mouth and a tongs.
Described transfusion cylinder sets an exhaust outlet and lid.
After described transfusion cylinder front tube adaptor cup jointing microcapillary, it is connected with a microflow-controlling valve and one exempts from pin chemicals dosing plant again
Connect remaining needle.
Described microcapillary is hard tubule, and its internal diameter is 0.001mm to 10mm.
The shape of described infuse cylinder, transfusion cover and piston can be circle, quadrangle, hexagon, octagonal, ten hexagonals
Shape, polygonal or appropriate shape.
Described bracelet band is made up of rollable shell fragment plastic-steel or plastics or folding thick cloth material etc., and adds fastener
Or devil's felt coordinates the thickness of patient's wrist to use to be sized.
Specific embodiment of the present invention, attached it will be further described by following embodiment and in schema.
Brief description of the drawings
Fig. 1 is the schematic perspective view of first embodiment of the invention；
Fig. 2 is the three-dimensional exploded view of first embodiment of the invention；
Fig. 3 is the use state schematic perspective view of first embodiment of the invention；
Fig. 4 is the schematic perspective view at another visual angle of first embodiment of the invention；
Fig. 5 is the diagrammatic cross-section before first embodiment of the invention fill liquid；
Fig. 6 is the hydraulically full diagrammatic cross-section of first embodiment of the invention；
Fig. 7 is the diagrammatic cross-section in the transfusion of first embodiment of the invention use state；
Fig. 8 is diagrammatic cross-section of the first embodiment of the invention spring extension in maximum rating；
Fig. 9 is schematic perspective view of the first embodiment of the invention cuff in wrist.
Figure 10 is the schematic perspective view of second embodiment of the invention；
Embodiment
Please refer to Fig. 1 to Fig. 5, before first embodiment of the invention stereogram and exploded perspective view and fill liquid
Profile.
Portable of the present invention continuously can include a pusher 10, a spring 20, one by positive pressure remaining needle pipe sealing device 100
Malleation wound packages puts 30 and a bracelet band 40；The pusher 10 includes a push pressing plate 11, the one locking pull bar of joint 12 and one
13；The front end of push pressing plate 11 be provided with a scrobicular ring 111 to be closely set in the bulge loop 321 of piston 32, the push pressing plate 11 to
Extension sets the locking joint 12 that screw thread 121 is provided among one afterwards, is screwed togather to the screw rod 131 with pull bar 13, to pull push pressure
Plate 11 and piston 32.
One end of the spring 20 is held holds the inner bottom surface 335 in transfusion cover 33 in push pressing plate 11, the other end.
The malleation wound packages puts 30 and includes a transfusion cylinder 31, a piston 32 and a transfusion cover 33；The front end of transfusion cylinder 31
Provided with a pipe joint 311, to be socketed the microcapillary 51 of hard tubule, the rear end periphery of transfusion cylinder 31 be provided with screw thread 313 in order to it is defeated
Fluid cylinder lid 33 is screwed togather, and the front end that the piston 32 is closely set in the push pressing plate 11 is placed in transfusion cylinder 31.
The malleation wound packages puts 30 in order to fill or liquid make-up, such as Sheng Li Shi salt water 312 or decoction or blood or addition
Other drugs, such as nutrient, anodyne, a pipe joint 314 can be set in the side of the transfusion cylinder 31 to be socketed and exempts from pin dosing dress
Put 34；, can be defeated at this during such as Sheng Li Shi salt water 312 or decoction or blood and the malleation wound packages puts 30 in filling or liquid make-up
The front end of fluid cylinder 31 is additionally provided with a pipe joint 315 to be socketed a ventilation mouth 35 and tongs 36, and the tongs 36, which can ensure that, is infusing
Or liquid will not be allowed to flow out during blood transfusion；The transfusion cylinder 31 simultaneously sets a pipe joint 317 to be socketed an exhaust outlet 37, the row in opposite side
Gas port 37 is then covered with lid 371 to ensure liquid will not be allowed to flow out in transfusion or blood transfusion, the ventilation mouth 35 and exhaust outlet 37
In be provided with a film, can breathe freely, be vented, but not allow liquid flow out (not shown).The transfusion cylinder 31 sets a tool in downside
Have and wear the Tie strips 38 in space to wear bracelet band 40.
The transfusion cover 33 sets a rectangle central perforation 331 and a bulge loop 332, is connect with wearing the locking of pusher 10
First 12, the both sides of central perforation 331 of the transfusion cover 33 are provided with locking surface 333 and place restrictions on post 334, for the card of pusher 10
Only joint 12 rotates locking.
After the front end pipe joint 311 of transfusion cylinder 31 is socketed the microcapillary 51 of hard tubule, a microflow-controlling valve 52 and one is connected with
Exempt from pin chemicals dosing plant 53, then be connected with tongs 54 and woven hose 55, then connect remaining needle 56.The microflow-controlling valve 52 will make
With the nut that microflow-controlling valve 52 is locked during remaining needle 56, to add after infusion-completed the 2nd bottle infuse decoction when, unclamp micro control
The nut of valve 52 processed, pull bar 13 is pulled back, and does not just interfere with patient blood pumpback.
Bracelet band 40 is made with rollable shell fragment plastic-steel, plastics or folding thick cloth material etc., makes to be easy to store, and is added
Upper fastener or devil's felt coordinate the thickness of patient's wrist to use to be sized.
Refer to Fig. 5 and Fig. 6, be first embodiment of the invention fill liquid before and hydraulically full diagrammatic cross-section, fill
The operating procedure of liquid is filled out as after：
Air is allowed to be entered by ventilation mouth 35 in transfusion cylinder 31 1. opening tongs 36；
2. pull bar 13 is pulled back, it is moved rearwards locking joint 12, push pressing plate 11 and piston 32, while to push pressure
The compression spring 20 of plate 11, and central perforation 331 is passed through to locking joint 12, spring 20 is compressed in minimum state, makes spring 20
Compression storage elastic force；(if pull bar 13 has been removed, and pull bar 13 first is screwed together in into locking joint 12)；
3. rotating tension bar 13 or transfusion cover 33, make 12 liang of shoulders of locking joint be located in the locking of transfusion cover 33
On face 333, and push pressing plate 11 and piston 32 is caused to be located at rearmost position and will not move (such as Fig. 1 and Fig. 5)；
4. closing tongs 36, the lid 371 for opening exhaust outlet 37 is vented, and closes tongs 54；
5. connecting infusion port 39 by exempting from pin chemicals dosing plant 34 fills Sheng Li Shi salt water 312, transfusion cylinder 31 is full of Sheng Li Shi salt
After water 312, infusion port 39 is pulled out, it is standby (such as Fig. 6) to complete topping up.
Fig. 7 and Fig. 8 is referred to, for the diagrammatic cross-section in the transfusion of first embodiment of the invention use state, works as remaining needle
After 56 infusion-completeds, connection at once the portable in stand-by state can continuous positive pressure remaining needle pipe sealing device 100, now,
Sheng Li Shi salt water 312 is had been filled with transfusion cylinder 31, as long as opening tongs 54, and by the transfusion cover 33 or engages 12 turns of joint
Move to the corresponding locking joint 12 of central perforation 331, locking joint 12 is departed from the state of locking through central perforation 331
(such as Fig. 3), allow spring 20 to start extension release elastic force and push the push pressing plate 11 and piston 32 forward, with compression transfusion cylinder 31
Sheng Li Shi salt water 312 carry out transfusion action (such as Fig. 7 and Fig. 8), first embodiment of the invention is due to the microcapillary of the hard tubule
51 bores are 0.001mm~10mm, therefore the sustainable flowing for completing a drop, a drop, and can continuous 16 hours it is uninterrupted defeated
Liquid, therefore thrombus will not be caused and may insure the safety of patient.Again can continuous positive pressure remaining needle pipe sealing device 100 by portable
The cuff of bracelet band 40 carries (such as Fig. 9) conveniently in wrist, patient freely can be arbitrarily walked about, convenient and safety.
The present invention can pull down pull bar 13 from locking joint 12 in way of infusing, and carry patient more convenient.
Before the transfusion of Sheng Li Shi salt water 312 or in Sheng Li Shi salt water 312 infuses way, for other drugs to be added,
Such as nutrient, anodyne, it can be added in the pin chemicals dosing plant 34 of exempting from of the rear end of transfusion cylinder 31.
And second of transfusion will be made or in way of infusing by working as the infusion-completed of Sheng Li Shi salt water 312, physiology is filled or supplemented
During Shi salt water 312, it can be operated according to aforesaid operations step, you can complete.
Referring to Fig. 10, it is second embodiment of the invention stereogram.Its structure is identical with first embodiment major part and has
There is identical function, therefore be marked with same-sign and omit the description, both are difference：The portable can continuous positive pressure remaining needle tube sealing
Device 100A transfusion cylinder 31A, transfusion cover 33A and piston is quadrangle.
Portable of the present invention can continuous positive pressure remaining needle pipe sealing device, after its retention needle infusion, can connect at once
Portable in stand-by state can continuous positive pressure remaining needle pipe sealing device, and can uninterrupted transfusion in continuous 16 hours, therefore will not
Cause thrombus and may insure the safety of patient.
Portable of the present invention can continuous positive pressure remaining needle pipe sealing device, because the conveying of its liquid is made by the elasticity of spring
Firmly push, therefore, the height of cylinder of infusing, position, environment and unrestricted, can cuff carried in wrist, make patient free
Arbitrarily walk about, convenient and safety.
Portable of the present invention can continuous positive pressure remaining needle pipe sealing device, due to the time of delivery of its liquid, to be 16 small
When, it can significantly mitigate the medical nursing work burden of hospital, and the expense that patient bears tube sealing Pre-filled injection tube can be reduced.
Portable of the present invention can continuous positive pressure remaining needle pipe sealing device, its malleation wound packages put in liquid filling can be via only
It is vertical exempt from pin chemicals dosing plant be directly added into and make malleation wound packages put in spring temporarily pin its and push elastic force, decoction of waiting is full of malleation
Almost have no resistance when giving release malleation wound packages to put interior elastic acting force after cylinder again, therefore adding liquid, therefore can quickly be filled with medicine
Liquid, blood.
The above-mentioned transfusion cylinder of the present invention, transfusion cover and piston can be circle, quadrangle, hexagon, octagonal, ten hexagonals
Shape or similar shape.
The above embodiment of the present invention is explained with remaining needle tube sealing, also remaining needle can be changed into transfusion needle certainly, applied
Drop, transfusion or blood transfusion.
Claims (10)
1. a kind of portable can continuous positive pressure remaining needle pipe sealing device, it is characterised in that the device includes：
One pusher (10), include a push pressing plate (11), a locking joint (12) and a pull bar (13)；The push pressing plate
(11) front end is closely arranged piston (32), and the push pressing plate (11), which extends back, sets a locking joint (12), to rotate card
Only, the locking joint (12) screws togather with pull bar (13), to pull push pressing plate (11) and piston (32)；
One spring (20), spring (20) one end are held in push pressing plate (11), and the other end is held in the interior of transfusion cover (33)
Bottom surface (335)；
One malleation wound packages puts (30), includes a transfusion cylinder (31), a piston (32) and a transfusion cover (33)；The transfusion cylinder
(31) front end is provided with a pipe joint (311) to be socketed microcapillary (51), the microcapillary (51) connection remaining needle (56), the transfusion cylinder
(31) rear end screws togather transfusion cover (33), and the front end that the piston (32) is set in the push pressing plate (11) is placed in transfusion cylinder (31)
Interior, the transfusion cover (33) sets a central perforation (331), to wear locking joint (12), the both sides point of the central perforation (331)
Locking surface (333) and post (334) She You not be placed restrictions on, locking is rotated for the locking joint (12) of pusher (10)；
And pull to rear end by the pull bar (13) and pull push pressing plate (11) compression spring (20) to store elastic force, then the cover that will infuse
(33) or locking joint (12) rotates an angle, locking joint (12) is locked on the locking surface (333) of transfusion cover (33), and
Locking joint (12) is locked to positioning, piston (32) is placed in rearmost position will not move, and can hydraulically full (312), it is defeated
During liquid, the transfusion cover (33) or locking joint (12) are rotated into an angle, locking joint (12) is departed from the state of locking simultaneously
Through central perforation (331), and spring (20) is upheld release elastic force, push the push pressing plate (11) and piston (32) to compress
Liquid (312) makees positive pressure tube sealing or transfusion, blood transfusion.
2. portable according to claim 1 can continuous positive pressure remaining needle pipe sealing device, it is characterised in that：The transfusion cylinder
(31) one is set in downside has the Tie strips (38) for wearing space, to wear bracelet band (40), and bracelet band (40) cuff is existed
In wrist, it can carry conveniently.
3. portable according to claim 1 or 2 can continuous positive pressure remaining needle pipe sealing device, it is characterised in that：The pull bar
(13) can be pulled down in transfusion, to carry conveniently.
4. portable according to claim 1 or 2 can continuous positive pressure remaining needle pipe sealing device, it is characterised in that：The transfusion
Cylinder (31) sets one and exempts from pin chemicals dosing plant (34).
5. portable according to claim 1 or 2 can continuous positive pressure remaining needle pipe sealing device, it is characterised in that：The transfusion
Cylinder (31) sets a ventilation mouth (35) and a tongs (36).
6. portable according to claim 1 or 2 can continuous positive pressure remaining needle pipe sealing device, it is characterised in that：The transfusion
Cylinder (31) sets an exhaust outlet (37) and lid (371).
7. portable according to claim 1 or 2 can continuous positive pressure remaining needle pipe sealing device, it is characterised in that：The transfusion
After cylinder (31) front end pipe joint (311) socket microcapillary (51), it is connected with a microflow-controlling valve (52) and one exempts from pin chemicals dosing plant
(53) remaining needle (56) is reconnected.
8. portable according to claim 1 or 2 can continuous positive pressure remaining needle pipe sealing device, it is characterised in that：This is fine
It is hard tubule to manage (51), and its internal diameter is 0.001mm to 10mm.
9. portable according to claim 1 or 2 can continuous positive pressure remaining needle pipe sealing device, it is characterised in that：The transfusion
The shape of cylinder (31), transfusion cover (33) and piston (32) can be circle, quadrangle, hexagon, octagonal, ten hexagons, more
Angular or appropriate shape.
10. portable according to claim 2 can continuous positive pressure remaining needle pipe sealing device, it is characterised in that：The bracelet band
(40) it is made up of rollable shell fragment plastic-steel or plastics or folding thick cloth material etc., and it is big to adjust plus fastener or devil's felt
The small thickness for coordinating patient's wrist uses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610829936.4A CN107837440A (en) | 2016-09-19 | 2016-09-19 | Portable can continuous positive pressure remaining needle pipe sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610829936.4A CN107837440A (en) | 2016-09-19 | 2016-09-19 | Portable can continuous positive pressure remaining needle pipe sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107837440A true CN107837440A (en) | 2018-03-27 |
Family
ID=61656618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610829936.4A Pending CN107837440A (en) | 2016-09-19 | 2016-09-19 | Portable can continuous positive pressure remaining needle pipe sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107837440A (en) |
-
2016
- 2016-09-19 CN CN201610829936.4A patent/CN107837440A/en active Pending
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20180327 |