CN106039468A - Intravascular indwelling catheter - Google Patents
Intravascular indwelling catheter Download PDFInfo
- Publication number
- CN106039468A CN106039468A CN201610635119.5A CN201610635119A CN106039468A CN 106039468 A CN106039468 A CN 106039468A CN 201610635119 A CN201610635119 A CN 201610635119A CN 106039468 A CN106039468 A CN 106039468A
- Authority
- CN
- China
- Prior art keywords
- catheter
- conduit
- inlying catheter
- ink vessel
- vessel transfusing
- 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
Links
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
- 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
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/005—Ingredients of undetermined constitution or reaction products thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/02—Inorganic materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/04—Macromolecular materials
- A61L29/06—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/14—Materials characterised by their function or physical properties, e.g. lubricating compositions
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
-
- 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
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
- A61M2025/0039—Multi-lumen catheters with stationary elements characterized by lumina being arranged coaxially
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
Abstract
The invention discloses an intravascular indwelling catheter which is composed of a needle core, a catheter body, a three-way catheter body, an isolation plug, a lengthened catheter body and a heparin cap. The outer side of the catheter body is movably sleeved with a protective sleeve, the catheter body is integrally manufactured and formed by the indwelling catheter and an externally-arranged catheter, the indwelling catheter is smaller than the externally-arranged catheter in inner diameter, a clamping strip is axially arranged on the inner side wall of the externally-arranged catheter, the cross section of the clamping strip is of an inverted 'T'-shaped structure, the length of the externally-arranged catheter is 0.1-0.3 time of the length of the indwelling catheter, a needle core seat is arranged at the rear end of the needle core, a groove is formed in the needle core seat and is correspondingly matched with the clamping strip, and the catheter body is made from a polyurethane material. A catheter body structure and a needle core structure are optimized and improved, the phenomenon of rotary offset of the catheter body in the puncture process of an indwelling catheter can be avoided by utilizing alignment of the clamping strip and the groove, convenience is brought to operation of a medical worker, and the success rate is improved. In addition, the proportion and size are optimized, the puncture influence is reduced, and the intravascular indwelling catheter has the advantages of being simple in design, quick and convenient to operate and high in success rate.
Description
Technical field
The present invention relates to field of medical article technology, particularly to a kind of Ink vessel transfusing inlying catheter.
Background technology
Venous detaining needle is also known as venous catheter needle, and the building block of core includes being retained in leading of endovascular softness
Pipe, and stainless guiding puncture nook closing member.During use, conduit is punctured into together with nook closing member Ink vessel transfusing, when conduit fully enters
After blood vessel, withdraw out nook closing member, only soft catheter retaining at Ink vessel transfusing thus is carried out infusion treatment.Use venous detaining needle pin
When patient is carried out vein puncture, owing to easily occurring sliding between puncture needle core and conduit, it is easily caused needle point and thrusts vein
Ink vessel transfusing and conduit still causes indwelling tube to send tube failure outside wall of vein, the most existing needle handle of holding generally uses circular arc flank,
When causing medical personnel to operate propelling movement, easily occur pushing to slide, cause that puncture failure occurs, increase patient suffering, the most existing lead
Generally there is the defect that antibiotic property, weatherability and corrosion resistance are the most poor in tube material, cannot meet the requirement of modern medical service.
Summary of the invention
It is an object of the invention to solve above-mentioned deficiency, it is provided that a kind of Ink vessel transfusing inlying catheter, have and design simple, operation
The feature that convenient, success rate is high, and the tube material used has good elasticity, antibiotic property, weatherability, corrosion resistance, blood
Liquid phase capacitive and native blood vessels comply with performance.
Technical problem solved by the invention can realize by the following technical solutions:
A kind of Ink vessel transfusing inlying catheter, by nook closing member, is positioned at the conduit outside described nook closing member, connects the three of described tube at one end
Admittance pipe, it is positioned at elongate catheter that the batching pig of described threeway rear end of conduit communicates with described threeway tube at one end and is positioned at institute
The calparine cap stating elongate catheter rear end is constituted, and outside described conduit, activity is cased with a protective jacket, and described conduit is by interior inlying catheter
Molding integrally manufactured with external conduit, described interior inlying catheter internal diameter is less than described external catheter diameter, in described external conduit
Sidewall is axially arranged with a card article, and described card sliver transvers section is inverse-T-shaped structure, and described external catheter length is that described interior indwelling is led
0.1 times-0.3 times of length of tube, described nook closing member rear end is provided with a needle core base, is provided with a groove, described groove in described needle core base
Being corresponding matching with described card article, described conduit is prepared from by the raw material of following weight portion:
Isocyanates PM200, Sucrose polyethers polyhydric alcohol 30-50 part, glycerin polyether polyhydric alcohol 20-30 part, cross-linking agent 2-5
Part, surfactant 3-5 part, chemicals-resistant modifying agent 5-10 part, heat filling 10-20 part, infrared external reflection titanium dioxide 3.6-
5.4 parts, light stabilizer 0.7-1.3 part, catalyst 0.6-1.4 part, Fructus Sapindi Mukouossi Fructus Gleditsia alcohol extraction thing 5-10 part.
Described protective jacket length is more than described catheter length, and described protective jacket wall thickness dimension is 0.08mm-0.12mm.
Described batching pig side is provided with one and holds needle handle, described in hold needle handle be sector structure, described in hold needle handle both side surface
It is provided with some antiskid particles.
Described external catheter length is 0.15 times of described interior inlying catheter length.
Described chemicals-resistant modifying agent is the acrylic acid series additive containing perfluoroalkyl.
Described infrared external reflection titanium dioxide particle diameter is 1000nm-1300nm, TiO2Content is 80%-90%, and surface is wrapped
Coating SiO2With Al2O3Content be 10-20%.
Described light stabilizer be ultraviolet absorbent UV-531, UV absorbent UVP-327, light stabilizer 744 with
And one or more mixture in UV absorbent UV-9.
Described heat filling is magnesium oxide, zinc oxide, aluminium hydroxide, boron nitride, aluminium nitride in mass ratio 1;1∶2∶3∶1
Mixing gained, the particle diameter of described heat filling is more than 98% in 0.5um-2.0um, purity.
Described catalyst is amines catalyst, metal gellike type catalyst and metal class catalyst for trimerization in mass ratio 2;
1;3 mixing gained;Described cross-linking agent is glycerol and/or triethanolamine;Described surfactant is surfactant B 8525
And/or surfactant LK221.
The present invention compared with prior art has following outstanding advantages and an effect:
Optimal improvements guide-tube structure of the present invention and nook closing member structure, utilize the para-position of card article and groove that remaining needle can be avoided to exist
Piercing process occurs the phenomenon of conduit rotation offset, facilitates medical personnel to operate, improve success rate, simultaneously optimized proportion chi
Very little, reduce puncture impact, have that design is simple, simple operation, feature that success rate is high, the tube material simultaneously used tool
Have good elasticity, antibiotic property, weatherability, corrosion resistance, blood compatibility and native blood vessels complies with performance.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention;
Fig. 2 is conduit and the nook closing member axial sectional structure schematic diagram of the embodiment of the present invention;
Fig. 3 is external conduit and the nook closing member horizontal sectional structure schematic diagram of the embodiment of the present invention.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below knot
Conjunction is specifically illustrating, and the present invention is expanded on further.
As shown in Figure 1 to Figure 3, a kind of Ink vessel transfusing inlying catheter that the present invention provides, by nook closing member 1, it is positioned at outside nook closing member 1
Conduit 2, the threeway conduit 4 connecting conduit 2 one end, the batching pig 5 that is positioned at threeway conduit 4 rear end communicate with threeway conduit 4 one end
Elongate catheter 6 and be positioned at the calparine cap 7 of elongate catheter 6 rear end and constitute, batching pig 5 side is provided with one and holds needle handle 51, holds needle handle
51 in sector structure, and the straight flange side of sector is rearward position, facilitates medical personnel to push, and holds in needle handle 51 both side surface
It is provided with some antiskid particles 52, facilitates medical personnel to be affectedly bashful, it is to avoid occur sliding, improve operational stability, movable outside conduit 2
Being cased with a protective jacket 3, protective jacket 3 length is more than conduit 2 length, and protective jacket 3 wall thickness dimension is 0.08mm-0.12mm, and raising is led
The protective action of pipe 2, conduit 2 is by interior inlying catheter 22 and the external integrally manufactured molding of conduit 21, easily manufactured, interior inlying catheter
22 internal diameters are less than external conduit 21 internal diameter, and external conduit 21 medial wall is axially arranged with a card article 23, and card article 23 cross section is inverted " t "
Shape structure, 0.1 times-0.3 times of a length of interior inlying catheter 22 length of external conduit 21, nook closing member 1 rear end is provided with a needle core base 11,
Being provided with a groove 12 in needle core base 11, groove 12 and card article 23, in corresponding matching, are designed by optimization, use this structure screens pair
Connect, the stability of screens can be improved, it is to avoid occur that conduit 2 occurs unusual fluctuation in piercing process, improve stablizing of integrated piercing
Property, increasing puncture success rate, described conduit is prepared from by the raw material of following weight portion:
Isocyanates PM200, Sucrose polyethers polyhydric alcohol 30-50 part, glycerin polyether polyhydric alcohol 20-30 part, cross-linking agent 2-5
Part, surfactant 3-5 part, chemicals-resistant modifying agent 5-10 part, heat filling 10-20 part, infrared external reflection titanium dioxide 3.6-
5.4 parts, light stabilizer 0.7-1.3 part, catalyst 0.6-1.4 part, Fructus Sapindi Mukouossi Fructus Gleditsia alcohol extraction thing 5-10 part.
Described chemicals-resistant modifying agent is the acrylic acid series additive containing perfluoroalkyl.
Described infrared external reflection titanium dioxide particle diameter is 1000nm-1300nm, TiO2Content is 80%-90%, and surface is wrapped
Coating SiO2With Al2O3Content be 10-20%.
Described light stabilizer be ultraviolet absorbent UV-531, UV absorbent UVP-327, light stabilizer 744 with
And one or more mixture in UV absorbent UV-9.
Described heat filling is magnesium oxide, zinc oxide, aluminium hydroxide, boron nitride, aluminium nitride in mass ratio 1: 1: 2: 3: 1
Mixing gained, the particle diameter of described heat filling is more than 98% in 0.5um-2.0um, purity.
Described catalyst is amines catalyst, metal gellike type catalyst and metal class catalyst for trimerization in mass ratio 2;
1;3 mixing gained;Described cross-linking agent is glycerol and/or triethanolamine;Described surfactant is surfactant B 8525
And/or surfactant LK221
Further, 0.15 times of a length of interior inlying catheter 22 length of the external conduit of the present invention 21.
Optimal improvements conduit 2 structure of the present invention and nook closing member 1 structure, utilize the para-position of card article 23 and groove 12 can avoid staying
Put pin and the phenomenon of conduit rotation offset occurs in piercing process, facilitate medical personnel to operate, improve success rate, optimize ratio simultaneously
Example size, reduces puncture impact, have that design is simple, simple operation, feature that success rate is high.
As known by the technical knowledge, the present invention can be by other essence without departing from its spirit or the embodiment party of essential feature
Case realizes.Therefore, embodiment disclosed above, for each side, all it is merely illustrative, is not only.Institute
The change within the scope of the present invention or within being equal to the scope of the present invention is had all to be included in the invention.
Claims (9)
1. an Ink vessel transfusing inlying catheter, by nook closing member, is positioned at the conduit outside described nook closing member, connects the threeway of described tube at one end
Conduit, it is positioned at elongate catheter that the batching pig of described threeway rear end of conduit communicates with described threeway tube at one end and is positioned at described
The calparine cap of elongate catheter rear end is constituted, and outside described conduit, activity is cased with a protective jacket, it is characterised in that: described conduit is by interior
Inlying catheter and the integrally manufactured molding of external conduit, described interior inlying catheter internal diameter is less than described external catheter diameter, described outside
Putting conduit medial wall and be axially arranged with a card article, described card sliver transvers section is inverse-T-shaped structure, and described external catheter length is described
0.1 times-0.3 times of interior inlying catheter length, described nook closing member rear end is provided with a needle core base, is provided with a groove in described needle core base,
Described groove and described card article are corresponding matching, and described conduit is prepared from by the raw material of following weight portion:
Isocyanates PM200, Sucrose polyethers polyhydric alcohol 30-50 part, glycerin polyether polyhydric alcohol 20-30 part, cross-linking agent 2-5 part, table
Face activating agent 3-5 part, chemicals-resistant modifying agent 5-10 part, heat filling 10-20 part, infrared external reflection titanium dioxide 3.6-5.4 part,
Light stabilizer 0.7-1.3 part, catalyst 0.6-1.4 part, Fructus Sapindi Mukouossi Fructus Gleditsia alcohol extraction thing 5-10 part.
A kind of Ink vessel transfusing inlying catheter the most according to claim 1, it is characterised in that: described protective jacket length is more than described
Catheter length, described protective jacket wall thickness dimension is 0.08mm-0.12mm.
A kind of Ink vessel transfusing inlying catheter the most according to claim 1, it is characterised in that: described batching pig side is provided with one and holds
Needle handle, described in hold needle handle be sector structure, described in hold needle handle both side surface and be provided with some antiskid particles.
A kind of Ink vessel transfusing inlying catheter the most according to claim 1, it is characterised in that: described external catheter length is described
0.15 times of interior inlying catheter length.
A kind of Ink vessel transfusing inlying catheter the most according to claim 1, it is characterised in that: described chemicals-resistant modifying agent is for containing
There is the acrylic acid series additive of perfluoroalkyl.
A kind of Ink vessel transfusing inlying catheter the most according to claim 1, it is characterised in that: described infrared external reflection titanium dioxide
Particle diameter is 1000nm-1300nm, TiO2Content is 80%-90%, surface coating layer SiO2With Al2O3Content be 10-20%.
A kind of Ink vessel transfusing inlying catheter the most according to claim 1, it is characterised in that: described light stabilizer is ultraviolet
One or many in absorbent UV-531, UV absorbent UVP-327, light stabilizer 744 and UV absorbent UV-9
Plant mixture.
A kind of Ink vessel transfusing inlying catheter the most according to claim 1, it is characterised in that: described heat filling is oxidation
Magnesium, zinc oxide, aluminium hydroxide, boron nitride, aluminium nitride in mass ratio 1: 1: 2: 3: 1 mixes gained, the particle diameter of described heat filling
At 0.5um-2.0um, purity is more than 98%.
A kind of Ink vessel transfusing inlying catheter the most according to claim 1, it is characterised in that: described catalyst is amines catalysis
Agent, metal gellike type catalyst and metal class catalyst for trimerization in mass ratio 2;1;3 mixing gained;Described cross-linking agent is glycerol
And/or triethanolamine;Described surfactant is surfactant B 8525 and/or surfactant LK221.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610635119.5A CN106039468A (en) | 2016-07-30 | 2016-07-30 | Intravascular indwelling catheter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610635119.5A CN106039468A (en) | 2016-07-30 | 2016-07-30 | Intravascular indwelling catheter |
Publications (1)
Publication Number | Publication Date |
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CN106039468A true CN106039468A (en) | 2016-10-26 |
Family
ID=57480292
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610635119.5A Pending CN106039468A (en) | 2016-07-30 | 2016-07-30 | Intravascular indwelling catheter |
Country Status (1)
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CN (1) | CN106039468A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106963332A (en) * | 2017-04-07 | 2017-07-21 | 徐州市第人民医院 | A kind of endoscope sheath inserting tube |
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CN2820200Y (en) * | 2005-08-03 | 2006-09-27 | 韩晶 | Closed venous retaining needle |
CN103239775A (en) * | 2012-02-13 | 2013-08-14 | 王治明 | Venous indwelling needle |
CN103571171A (en) * | 2012-07-23 | 2014-02-12 | 上海东大聚氨酯有限公司 | High-density polyurethane pipe bracket, composite polyether and raw material composition of pipe bracket, and preparation methods |
CN103858945A (en) * | 2014-03-20 | 2014-06-18 | 广州恒广复合材料有限公司 | Natural plant fungicide and preparation method thereof |
CN205145283U (en) * | 2015-11-27 | 2016-04-13 | 四川普瑞斯生物科技有限公司 | Prevent withdraw of needle formula vein and keep somewhere needle |
CN105729438A (en) * | 2016-03-27 | 2016-07-06 | 苏州科技学院 | Thin tiny component sucking and placing device |
-
2016
- 2016-07-30 CN CN201610635119.5A patent/CN106039468A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2820200Y (en) * | 2005-08-03 | 2006-09-27 | 韩晶 | Closed venous retaining needle |
CN103239775A (en) * | 2012-02-13 | 2013-08-14 | 王治明 | Venous indwelling needle |
CN103571171A (en) * | 2012-07-23 | 2014-02-12 | 上海东大聚氨酯有限公司 | High-density polyurethane pipe bracket, composite polyether and raw material composition of pipe bracket, and preparation methods |
CN103858945A (en) * | 2014-03-20 | 2014-06-18 | 广州恒广复合材料有限公司 | Natural plant fungicide and preparation method thereof |
CN205145283U (en) * | 2015-11-27 | 2016-04-13 | 四川普瑞斯生物科技有限公司 | Prevent withdraw of needle formula vein and keep somewhere needle |
CN105729438A (en) * | 2016-03-27 | 2016-07-06 | 苏州科技学院 | Thin tiny component sucking and placing device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106963332A (en) * | 2017-04-07 | 2017-07-21 | 徐州市第人民医院 | A kind of endoscope sheath inserting tube |
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Application publication date: 20161026 |