A kind of drainage tube with guiding punctureTechnical field
The utility model is related to the field of medical instrument technology, and in particular to a kind of drainage tube with guiding puncture.
Background technology
Drainage tube is clinically used conduit, is the gas, digestive juice, abdominal cavity that will be gathered between tissue or in body cavityLiquid, fester, notch diffusate etc. exclude to be directed in vitro in time, are widely used in department of general surgery, orthopaedic trauma, microsurgery, passThe section office such as surgery, spinal surgery, osteopathy surgery, Urology Surgery are saved, for wound, the internal organs such as thoracic cavity, encephalocoele, gastrointestinal tract, biliary tractDrainage.Guiding puncture pipe structure design currently on the market is unreasonable, drainage tube and the medical class glue of puncture guiding needle generally useWater bonds, and stability is bad, and exists after long-time use and come off separated situation or even cause malpractice；Guiding punctureThe puncture needle tray effective area of pin is small so that drainage is more slow；Drainage tube when hydrops is excluded to be directed to drainage bag in time,The interior substance of hydrops is easily formed in drainage tube interface and blocked, and influences subsequently to drain, it usually needs medical staff carries out multipleCleaning adds the workload of medical staff；The syringe needle position of puncture guiding needle does not have any safeguard measure, when without usingWhen, it drops to and be easy to cause guiding puncture syringe needle deformed damaged on the ground, influence the effect of the puncture of piercing needle or even can punctureGuiding pin is scrapped, and adds medical treatment cost, equally also results in medical resource waste.
Utility model content
The utility model in view of the deficiencies of the prior art, provides a kind of structure design advantages of simple, drainage tube and puncturePin is guided to be connected firmly, needle tray effective area is punctured greatly, medical staff's clearing times can be reduced, can effectively protect guiding punctureThe drainage tube with guiding puncture of the syringe needle of pin.
To solve the above-mentioned problems, the utility model provides a kind of drainage tube with guiding puncture, be responsible for including drainage,It is in the puncture guiding needle and the protective sleeve of syringe needle arranged on puncture guiding needle one end that rotary separated is connected with drainage supervisor；It is described to drawStream supervisor one end offers drainage interface, offers through hole on the drainage supervisor, conduction plug through in through hole and with its phaseAdaptation, the drainage supervisor other end are equipped with thread groove；The puncture guiding needle is set to four parts, and it is convex that bottom is equipped with screw threadPortion, the threaded male portion are adapted with thread groove, and the threaded male portion is equipped with straight tube conduction part, in the straight tube conduction partEquipped with arc conduction part, the arc conduction part is equipped with puncture portion, is equipped in the puncture portion and punctures needle tray；The syringe needle is protectedSheath is surrounded by cartridge type neonychium, and lower end is equipped with round neonychium.
As further improvement of the utility model, the drainage supervisor and puncture guiding needle main body are tubular structure.
As further improvement of the utility model, the puncture needle tray is in diamond pattern structure, and the puncture needle tray two is rightThe angle for claiming angle is respectively 45-60 ° and 120 ° -135 °.
As further improvement of the utility model, the straight tube conduction part and arc conduction part being bent angularly for 135 °-160°。
As further improvement of the utility model, the drainage supervisor is molded the knot that is integrally formed by medical polyvinylStructure.
As further improvement of the utility model, the puncture guiding needle casts the knot that is integrally formed by medical stainless steelStructure.
As further improvement of the utility model, cartridge type neonychium and round neonychium are by medical collagen spongeInjection is an integral molding structure.
Using the above structure, its advantage is：
The utility model drainage supervisor one end is equipped with thread groove, and puncture guiding needle bottom is equipped with threaded male portion, and screw thread is convexPortion is adapted with thread groove, and drainage supervisor is connected with drainage supervisor's rotary separated so that connecting more firm and easy to disassembleAnd installation, can effectively solve the problem that the medical class glue of drainage tube and puncture guiding needle generally use bonds, stability is bad, and it is long whenBetween there are problems that the separation that comes off after use.
It is equipped in the puncture portion of the utility model puncture guiding needle and punctures needle tray, puncturing needle tray can be effective in diamond pattern structureIncrease the area of drainage, the angle for puncturing the symmetrical angle of needle tray two is respectively 45-60 ° and 120 ° -135 °, is further increasedThe area of drainage, enable to drainage it is more smooth, the puncture needle tray effective area that can effectively solve puncture guiding needle is small so that drawsThe problem of stream is more slow.
Through hole is offered on the utility model drainage supervisor, and conduction plug is through in through hole and matched, before drainageOnly need conduction plug fully open, when drainage tube interface is formed and blocked, the hydrops that subsequently drains can be from for the interior substance of hydropsIt is discharged in through hole, greatly reduces medical staff's clearing times, reduce the workload of medical staff.
The utility model puncture guiding needle one end is equipped with protective sleeve of syringe needle, and protective sleeve of syringe needle can be effectively protected guiding punctureThe syringe needle position of pin, protective sleeve of syringe needle are surrounded by cartridge type neonychium, and lower end is equipped with round neonychium, cartridge type neonychium and circleType neonychium is an integral molding structure by medical collagen sponge injection, and medical collagen sponge can be buffered effectively and wornThorn guiding syringe needle drops to the power of ground, it is made not deform or damage, the syringe needle for effectively solving puncture guiding needlePosition does not have any safeguard measure, when not in use, drops to and be easy to cause guiding puncture syringe needle deformed damaged on the ground, influencesThe effect or even meeting puncture guiding needle of the puncture of piercing needle are scrapped, and are added medical treatment cost, are equally also resulted in medical resource waveThe problem of taking.
Description of the drawings
Fig. 1 is the structure diagram of drainage tube of the utility model with guiding puncture.
Fig. 2 is the structure diagram for being arranged protective sleeve of syringe needle of the drainage tube of the utility model guiding puncture.
In figure：1- drainage supervisors, 1-1- drainage interfaces, 1-2- conduction plugs, 1-3- thread grooves, 2- puncture guiding needles, 2-1- threaded male portions, 2-2- straight tube conduction parts, 2-3- arc conduction parts, 2-4- punctures portion, 2-5- puncture needle tray, the protection of 3- syringe needlesSet, 3-1 cartridge type neonychiums, the round neonychiums of 3-2.
Specific embodiment
The utility model is described in further details below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 and Figure 2, a kind of drainage tube with guiding puncture, including drainage supervisor 1, with drainage supervisor in rotation pointPuncture guiding needle 2 from formula connection and the protective sleeve of syringe needle 3 arranged on puncture guiding needle one end；Described 1 one end of drainage supervisor opens upThere is drainage interface 1-1, offers through hole on the drainage supervisor 1, conduction plug 1-2 is through in through hole and matched, instituteIt states drainage 1 other end of supervisor and is equipped with thread groove 1-3；The puncture guiding needle 2 is set to four parts, and bottom is equipped with threaded male portion2-1, the threaded male portion 2-1 are adapted with thread groove 1-3, and the threaded male portion 2-1 is equipped with straight tube conduction part 2-2, instituteIt states straight tube conduction part 2-2 and is equipped with puncture portion 2-4, the puncture equipped with arc conduction part 2-3, the arc conduction part 2-3It is equipped in portion 2-4 and punctures needle tray 2-5；The protective sleeve of syringe needle 3 is surrounded by cartridge type neonychium 3-1, and lower end is equipped with round guarantorProtection pad 3-2.
The drainage supervisor 1 and 2 main body of puncture guiding needle are tubular structure, and the puncture needle tray 2-5 is in diamond pattern structure, instituteThe angle for stating the puncture symmetrical angle of needle tray 2-5 is respectively 45-60 ° and 120 ° -135 °.The straight tube conduction part 2-2 and arcShape conduction part 2-3 being bent angularlies are 135 ° -160 °.
It is described drainage supervisor 1 by medical polyvinyl injection is an integral molding structure, the puncture guiding needle 2 by it is medical notRust steel casting is an integral molding structure, and cartridge type neonychium 3-1 and round neonychium 3-2 are molded by medical collagen spongeIntegrated formed structure.
It is before being drained, the conduction plug 1-2 drained on supervisor 1 is fully open, the drainage interface 1-1 of supervisor 1 will be drainedIt is docked with drainage bag, 1 thread groove 1-3 of drainage supervisor with the threaded male portion 2-1 of puncture guiding needle 2 is connected and is tightened；DrawnDuring stream, protective sleeve of syringe needle 3 from puncture guiding needle 2 is taken away, puncture portion 2-4 is inserted into patient's wound, hydrops passes through punctureNeedle tray 2-5 is flowed into arc conduction part 2-3, and in by straight tube conduction part 2-2 flow direction drainages supervisor 1, hydrops is connect by drainageThrough hole on mouth 1-1 and drainage supervisor 1 is flowed out in drainage bag.
The above is the example and explanation of the utility model, but does not mean that the obtainable advantage of the utility model by thisLimitation, in every the utility model practice process may to the simple transformation of structure and or some embodiments in realize it is excellentWherein one or more of point are in the protection domain of the application.