CN201120016Y - Disposal safety single-wing external circumstance intravenous infusion needle - Google Patents

Abstract

The utility model relates to a disposable safety single-blade peripheral intravenous infusion needle, the technical scheme of the utility model is that the utility model is improved based on an original disposable needlepoint, wherein a sliding needlepoint sleeve is arranged on the disposable needlepoint, the sliding needlepoint sleeve is arranged on a soft hose portion of the disposable needlepoint, the needlepoint sleeve is of a tubular shape, a V-shaped opening is arranged on a same direction of the needlepoint sleeve and an needlepoint end, a deep incision is arranged on the needlepoint sleeve along the bottom portion of the V-shaped opening, and the length of the deep incision is bigger than the length of the needlepoint. The utility model preferably executes a standard prevention, and general disinfection isolation management measures of a sickroom are improved. Because a polluted needlepoint is effectively sealed, the spreading diffusion of blood-borne diseases is prevented, and the exposed vocational mental pressure of mass nursing workers are relieved, and the working time of nurses are capable of being saved under the situations of having a lot of patients.

Description

Disposable safe single-blade peripheral vein transfusion needle

Affiliated technical field

This utility model belongs to technical field of medical instruments, is specifically related to a kind of disposable safe single-blade peripheral vein transfusion needle

Background technology

The peripheral vein transfusion is a most basic operant skill of clinical nurse, there is investigation to show, on average transfusion rate of China hospital inpatient is 73.5%, be up to 99.8%. but along with the extensive use of venous transfusion, dangerous injection problem also day by day shows especially, mainly is that the relevant pricking wound of injection takes place to nurse's harm.In the clinical position, the pricking wound that injection is relevant be at random, uncontrollable.The nurse is the high-risk colony that pricking wound takes place, the occupational exposure that causes by pricking wound and the potential danger that haematogenous infects that causes is serious just day by day, more than 20 kind of pathogen can pass through the pricking wound contact transmission, wherein harm maximum be HCV, HBV and HIV.The popular of acquired immune deficiency syndrome (AIDS) entered the quick rise period in China, and total infection rate of hepatitis B China has reached 60%, calculate the number 1197-6156 people who infects HBV because of pricking wound among the domestic nurse crowd 1 year theoretically, the people Ke Da 588-6156 of HCV infection, dangerous in addition injection can be to wounded body psychologically, exert an adverse impact in the behavior, and severe patient also the posttraumatic stress disorder syndrome may take place.Clinically, after venous transfusion end syringe needle was extracted, the syringe needle of band blood was exposed in the air fully, and the nurse must take therapeutic room at once and separate.Because transfusion patient is too many, infuse pipe range and bending, the nursing staff stabbed by needle point easily and needle point on the blood contact stain, the nurse injures blood contamination for fear of the needle point thorn, often syringe needle is pricked in transfusion bottle stopper, cause the band blood syringe needle of potentiality to pollute and pathogen transmission, violated detoxicating and isolated system.In this course, the pollution of blood, the stabbing psychologically, produce harmful effect in the behavior of syringe needle to the nurse.Standard precautions is by the Center for Disease Control nineteen ninety-five proposition, implemented in the whole America in 1996, China 1999 introduces and in enrolling " hospital infection management standard (the trying) " that Ministry of Public Health issues in 2000. and the viewpoint of standard precautions is thought: all patients' blood, body fluid, Excreta, secretions all have infectiousness, no matter whether have tangible bloodstain to pollute or do not contact the skin and the mucosa of non-integrity, all need isolate.The protection of dangerous injection repeatedly improves injection tool clinically, as: safety injector, sharp disposable container, safety are kept somewhere intravenous needle etc.; Because venous detaining needle costs an arm and a leg, patient activity is limited in the indwelling process, and the patient that the state of an illness is lighter is reluctant to accept; Therefore, the disposable transfusion device in the PeV transfusion still accounts for dominant position in the clinical vein transfusion; Its shortcoming is not protect the safety device that needle point is stabbed.

Summary of the invention

In order to ensure the nursing occupational safety, disposable venous infusion needle is improved, obtain nursing the consistent of the expert of boundary and praise, the safety peripheral vein transfusion needle after the improvement can manually slide to seal and protect needle point, prevents that the needle point thorn from injuring blood contamination; The perfect disinfection and isolation measure of hospital; Protected vast nursery work person's occupational safety.

The purpose of this utility model is a kind of disposable safe single-blade peripheral vein transfusion needle of design, this utility model puncture needle really embodies the security concepts of peripheral vein transfusion, ensured the nursing occupational safety, better carried out standard precautions, the perfect general disinfection and isolation control measures in ward.

In order to achieve the above object, the technical scheme that this utility model is taked is improved in addition on the basis of original disposable aspiration needle, on the flexible rubber hose part of disposable aspiration needle, be provided with a slip pinhead sleeve, described pinhead sleeve in a tubular form, on described pinhead sleeve and described needle end equidirectional, be provided with the V-type opening, along being provided with a depth otch on the bottom of V-type opening, the length of described depth otch is greater than the length of syringe needle at described pinhead sleeve.

During transfusion, the single-blade needle handle of a hand-held syringe needle takes off needle cap forward, can use.Be totally lost behind the liquid, extract syringe needle fast, pinhead sleeve is enclosed within forward on the syringe needle, syringe needle just wraps in pinhead sleeve the inside, can naked leakage outside, like this, syringe needle just can not stabbed the nursing staff; This utility model has been taked technique scheme, really embodies the security concepts of peripheral vein transfusion, has ensured the nursing occupational safety, has better carried out standard precautions, the perfect general disinfection and isolation control measures in ward.Because effectively envelope has been protected contaminated pinhead, stoped the propagation diffusion of blood borne disease, remove the mental pressure of vast nursery work person's occupational exposure, under the more situation of patient, can save the nurse job time.

Description of drawings

Below in conjunction with drawings and Examples this utility model structure is described further.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the structural representation of this utility model pinhead sleeve

Fig. 3 is that this utility model uses the back structural representation.

1. syringe needles in the accompanying drawing, 2. single-blade needle handle, 3. slip pinhead sleeve, 4. flexible rubber hose, 5. needle cap, 6.V type opening, 7. otch.

The specific embodiment

Referring to accompanying drawing, the utlity model has flexible rubber hose 4, end at described flexible rubber hose 4 is provided with disposable aspiration needle 1, on described disposable aspiration needle 1, be provided with single-blade needle handle 2, on flexible rubber hose 2 parts of disposable aspiration needle 1, be provided with a slip pinhead sleeve 3, described pinhead sleeve 3 in a tubular form, on described pinhead sleeve 3 and described needle end equidirectional, be provided with V-type opening 6, its thickness quality can be the same with transfusion device epimere transfusion sebific duct, at described pinhead sleeve along being provided with a depth otch 7 on the bottom of V-type opening, the length of described depth otch 7 is greater than the length of syringe needle, No. 7 long 5cm of its slip pinhead sleeve of disposable single-blade syringe needle, front end side wall has a longitudinal incision to be about 4.2cm, for not having apart from otch; Longitudinal incision has one " v " v notch v foremost, length 1mm, and wide 1.5mm is convenient to discern slip pinhead sleeve longitudinal incision end.The slip pinhead sleeve rear end 8mm annular tube shaped structure that still is kept perfectly;

Disposable single-blade syringe needle slip pinhead sleeve is about 4.5cm, the about 3.7cm of front end side wall longitudinal incision, and for not having apart from otch, longitudinal incision has one " v " font breach, length 1mm, wide 1.5mm foremost; The slip pinhead sleeve rear end 8mm annular tube shaped structure that still is kept perfectly; The about 3mm of slip pinhead sleeve internal diameter, and the about 2mm of flexible rubber hose external diameter of disposable aspiration needle is many, is enough to make the slip pinhead sleeve to be free to slide easily under external force, seals forward immediately after pulling out pin and protects syringe needle; No. 7 syringe needle slips of single-blade pinhead sleeve front end longitudinal incision 4.2cm, many places 8mm behind the covering needle point is enough to envelope and protects needle point.Single-blade

The about 3.7cm of slip pinhead sleeve front end longitudinal incision, many places 8mm behind the covering needle point is enough to envelope and protects needle point.The 8mm that single-blade syringe needle slip pinhead sleeve rear end keeps annular tubular structure can play fixedly slip pinhead sleeve.＜1〉fixedly the slip syringe needle is placed in suitable envelope and protects the position.＜2〉make slip pinhead sleeve longitudinal incision still keep good closure state.Annular tube shaped transfusion is slightly hard with plastic tube matter, and certain elasticity and nerve are arranged, and the needle handle of single-blade syringe needle has certain thickness, and the plastic tube longitudinal incision can clip the needle handle of single-blade syringe needle, unlikely slippage.Syringe needle after the transfusion speckles with patient's bloodstain, belongs to the isolation article, take from after tube sealing forward, be a kind of very simple suitable quarantine measures.Meet the requirement of the general disinfection and isolation system of hospital.

Patient's transfusion finishes, and unclamps adhesive plaster, closes actuator, and the right hand is pinched the single-blade needle handle, and left hand is pushed pinprick, extracts fast, advises the patient to push a moment.Nurse's left hand middle finger, the third finger clip fixedly puncture needle flexible rubber hose, the thumb forefinger firmly promotes the slip pinhead sleeve forward to the single-blade needle handle, allow slip pinhead sleeve " v " v notch v be close to the single-blade needle handle, exert oneself forward, make the single-blade needle handle longitudinal incision by the slip pinhead sleeve smoothly, match to the longitudinal incision rear end of single-blade needle handle rear end and slip pinhead sleeve.Because the peripheral vein transfusion is an annular with tube for transfusion, has certain recovery pressure, the single-blade needle handle has certain thickness again, and firm being stuck on the single-blade needle handle of pinhead sleeve energy of therefore sliding played good envelope and protected effect.

Claims (1)

1, disposable safe single-blade peripheral vein transfusion needle, has tube for transfusion, end at described flexible rubber hose is provided with disposable aspiration needle, on described disposable aspiration needle, be provided with the single-blade needle handle, it is characterized in that on the flexible rubber hose part of described disposable aspiration needle, being provided with a slip pinhead sleeve, described pinhead sleeve in a tubular form, on described pinhead sleeve and described needle end equidirectional, be provided with the V-type opening, along being provided with a depth otch on the bottom of V-type opening, the length of described depth otch is greater than the length of syringe needle at described pinhead sleeve.

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