CN201073305Y - disposable trace quantity hemostix - Google Patents

Abstract

The utility model discloses a one-time safe use blood donor set, which comprises a needle tube and a needle seat; wherein, a protection cap is arranged outside the needle tube; a handheld protecting sleeve and a handheld seat are arranged outside the lengthened needle seat; the handheld seat is fixed at the rear end of the needle seat; the rear end of the handheld protecting sleeve is inserted into and disengageably and movably connected with the handheld seat; a stop shoulder and a retaining projection matched with the handheld protecting sleeve are arranged at the front end of the needle seat. When used, the handheld protecting sleeve and the handheld seat are separated and moved forward, the handheld protecting sleeve is used to completely cover used needle tube, thereby avoiding contacting outside and reuse and protecting operation safety of medical staffs. The utility model has the advantages of simple and reasonable structure, conveniently operating and using and an ideal one-time safe use blood donor set.

Description

Disposable safety blood collection device

technical field

The utility model relates to a medical device, in particular to a disposable safe blood sampling device.

Background technique

We know that a disposable blood collection device is a medical product commonly used in clinical practice to collect blood from the human body. In the process of use, in addition to achieving the principle of safety and effectiveness for the collected person, it is also necessary to avoid harm to the operator, even if Yes these hazards are potential. After the traditional blood collection device is used, the protective cap of the blood collection device is removed and the needle tube is exposed. When handling these medical wastes, the exposed and sharp needle point will pose a potential threat to the operator. In order to protect the safety of the operator during use, some blood collection devices are currently equipped with a protective device, which is used to protect the needle tip after use, but the added device is generally set up separately, and it is not easy for medical staff to operate during use. ,use.

Contents of the invention

The technical problem to be solved by the utility model is to overcome the deficiencies of the above-mentioned prior art, and provide a disposable safe blood sampling device with simple and reasonable structure, convenient operation and use, and ensuring the safety of blood collection.

The technical scheme adopted by the utility model to solve the above-mentioned technical problems is: a disposable safe blood collection device, which is provided with a needle tube and a needle seat connected and fixed with it, and a protective cap is arranged outside the needle tube, and its characteristic is: an elongated needle seat The outside is equipped with a hand-held protective cover and a hand-held base. The hand-held base is fixed at the rear end of the needle holder. Matching anti-retreat bosses and anti-off bosses. When in use, forcefully separate the hand-held protective cover from the hand-held base and move it forward, and use the hand-held protective cover to completely cover the used needle tube, avoiding the used needle tube from contact with the outside world and reusing it, and protecting the operation safety of medical staff.

Because the utility model is equipped with a hand-held protective sheath outside the elongated needle seat, the hand-held protective sheath can completely cover the used needle tube. Compared with the prior art, the utility model has a simple and reasonable structure, and is convenient to operate and use. It is a disposable Use a safety lancing device. It can be used in conjunction with blood collection consumables (such as plastic blood bags, etc.), and is sealed and packaged with supporting products after high-temperature steam sterilization. It is suitable for collecting blood from superficial human veins.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

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

Fig. 2 is a schematic view of the state of the utility model after use.

In the figure 1. Needle tube, 2. Protective cap, 3. Needle seat, 4. Hand-held protective cover, 5. Hand-held base, 6. Back-stop boss, 7. Anti-fall boss.

Detailed ways

As can be seen from Figure 1, a disposable safety blood collection device is provided with a needle tube 1 and a needle seat 3 connected and fixed thereto. The area is connected and fixed with pin header 3. When in use, the protective cap 2 can be easily separated from the needle base 3, and after the puncture site of the human body is sterilized according to the prescribed requirements, the disposable protective cap 2 can be twisted off to perform venipuncture.

The utility model is characterized in that the needle base 3 is specially made and lengthened, and the extended needle base 3 is provided with a hand-held protective cover 4 and a hand-held base 5. It is sufficient to cover the used syringe. The hand-held base 5 of the utility model is fixed on the rear end of the needle base 3, the rear end of the hand-held protective cover 4 is plugged into the hand-held base 5, and the rear end of the hand-held protective cover 4 is provided with a protruding ring inwardly, which is engaged and fixed with the needle base 3, and is fixed with the needle base 3. The hand-held base 5 and the needle holder 3 can be separated from the movable connection. The front end of the needle holder 3 is provided with a back-stop boss 6 and an anti-off boss 7 matched with the hand-held protective case 4, and the inside of the hand-held protective case 4 is also provided with a back-stop boss corresponding to the back-stop boss 6 to prevent the back from coming off. The boss 7 cooperates with the convex ring at the rear end of the hand-held protective case 4 . The forward-moving hand-held protective sheath 4 is engaged and fixed on the front end of the needle hub 3, so that it can neither be disengaged forward nor retreated, and is completely sleeved on the outside of the needle tube 1.

When the utility model is used, the hand-held protective sheath 4 is separated from the hand-held base 5 and moved forward, and the hand-held protective sheath 4 is used to completely cover the used bloody contaminated needle tube 1, so as to avoid the used needle tube 1 from contacting the outside world and being reused , to protect the operational safety of medical staff. The utility model has the advantages of simple and reasonable structure, convenient operation and use, can be matched with consumables for blood collection (such as plastic blood bags, etc.) after being sterilized by high-temperature steam, and is suitable for collecting blood from superficial veins of human body.

Claims (2)

1. A disposable safety blood collection device, which is provided with a needle tube and a needle seat connected and fixed to it, and a protective cap is provided outside the needle tube, and its feature is: a hand-held protective cover and a hand-held base are provided outside the extended needle seat, and the hand-held The base is fixed at the rear end of the needle seat, and the rear end of the hand-held protective cover is plugged into the hand-held base, which can be disconnected from the hand-held base. . 2. The disposable safety blood collection device according to claim 1, characterized in that: the length of the needle seat and the hand-held protective cover is longer than the length of the needle tube.

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