CN211634649U - Safe needle pulling forceps for infusion port - Google Patents

Abstract

The utility model discloses a needle tweezers are pulled out to infusion port safety, including device body and locating piece, the one end of device body is provided with spacing sleeve pipe, and just spacing sleeve pipe is connected with the tweezers arm through spacing tooth meshing, the internal thread has been seted up to the one end inside of tweezers arm. In the utility model, when the needle needs to be pulled out, the forceps arm of the forceps is held by one hand, the clamping hole at the center of the positioning block is aligned with the needle tube, the forceps are clamped, the needle tube is just in the center of the positioning block at the moment, the forceps are pressed to enable the positioning block to tightly press the injection seat of the infusion port, and the puncture needle seat is pinched by the other hand to pull out the puncture needle outwards; through the crank tweezers with the bending positions, the positioning block can be in large-area contact with the skin, the function of fingers of medical workers is completely replaced, the medical workers are effectively prevented from touching the puncture needle tube by the fingers, the safety of needle pulling in an infusion port is greatly improved, and the anti-skidding lines are arranged on the surfaces of the tweezers arms, so that the stability of the tweezers in the needle pulling process can be improved.

Description

Safe needle pulling forceps for infusion port

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a tweezers are pulled out to infusion port safety.

Background

An implanted venous transfusion port is a closed venous transfusion system which can be completely implanted in a body and mainly comprises an injection seat with a sewed silica gel resin diaphragm and a radiopaque catheter system. Is used for the intravenous therapy of long-term high-concentration infusion of chemotherapeutic drugs, complete parenteral nutrient solution, blood products, blood specimen collection and the like. The purpose of administration can be achieved by directly puncturing the silica gel membrane buried in a subcutaneous infusion port during infusion or injection, and the purpose of protecting blood vessels can be achieved without repeatedly puncturing blood vessels.

In order to avoid the drag of the subcutaneous tissue of the patient caused by the resistance formed when the needle is pulled out, the clinical medical staff can directly and firmly press the injection seat of the transfusion port by fingers when pulling out the needle, and pull out the needle tube at the same time. The needle tube can scratch fingers of medical staff carelessly, the medical staff can be easily infected due to the fact that the needle tube is contaminated by liquid medicine and blood, bleeding of a patient can be caused due to local stress of the position of the indwelling needle when the forceps pull out the indwelling needle, and inflammation and infection are easily caused at a wound.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing the forceps for safely pulling out the needle from the transfusion port.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a needle tweezers are pulled out to infusion port safety, includes device body and locating piece, the one end of device body is provided with limit sleeve, and limit sleeve is connected with the tweezers arm through spacing tooth meshing, the internal thread has been seted up to the one end inside of tweezers arm, and the internal thread twists through the external screw thread and connect and have the change head.

Preferably, the external thread is arranged at the top end of the bending position, the bottom end of the bending position is in threaded connection with the positioning block, the middle position of one side surface of the positioning block is provided with two clamping holes, the two clamping holes are the same in size, and the surface of one side of the positioning block is provided with the anti-skidding teeth.

Preferably, the bottom surface of locating piece is provided with the concatenation spout, and the concatenation spout is installed on the fixed plate, the bottom of fixed plate is provided with the medicine aseptic cotton, and the size of medicine aseptic cotton is the same with the area size of locating piece.

Preferably, the forceps arms are provided with two groups, the two groups of forceps arms are symmetrical relative to the device body, and anti-slip threads are formed in the surfaces of the forceps arms.

Preferably, the clamping holes are of an arc-shaped structure, and anti-skid rubber convex pads are arranged on the inner sides of the clamping holes.

Preferably, the replacing heads are provided with two groups, and each replacing head consists of a bending position, a positioning block, a clamping hole, a fixing plate and medical sterilizing cotton.

In conclusion, due to the adoption of the technical scheme, the utility model has the beneficial effects that;

1. in the utility model, when the needle needs to be pulled out, the forceps arm of the forceps is held by one hand, the clamping hole at the center of the positioning block is aligned to the needle tube, the forceps is clamped, the needle tube is just in the center of the positioning block at the moment, the positioning block tightly presses the injection seat of the infusion port by pressing the forceps, the puncture needle seat is pinched by the other hand, the puncture needle is pulled out outwards, the positioning block can be in large-area contact with the skin by the crank forceps with the bending position, the function of fingers of medical personnel is completely replaced, the finger of the medical personnel is effectively prevented from contacting the puncture needle tube, the safety of pulling out the needle from the infusion port is greatly improved, and anti-skid grains are arranged on the surface of the;

2. in the utility model, when the forceps are used for pulling out the indwelling needle, the bleeding situation is caused due to the local stress of the position of the indwelling needle, and the wound is easy to be inflamed and infected, at the moment, the bottom of the positioning block is connected with the fixing plate through the splicing chute, and the medicine sterilizing cotton is arranged at the bottom of the fixing plate;

3. the utility model discloses in, spacing sleeve pipe has been seted up to the one end of device body, and spacing sleeve pipe removes the freedom that can drive tweezers arm with the joint of spacing tooth and stretches out and draws back, can use according to the medical personnel's of difference palm and adjust, and the tweezers of also being convenient for simultaneously are accomodate when not and are carried, save medical space, and tweezers arm one end connects the change head that can change tweezers through twisting of internal thread and external screw thread in addition, can effectively prevent cross infection, has improved the convenience and the practicality of device greatly.

Drawings

FIG. 1 is a schematic structural view of a forceps for safely removing needles in an infusion port;

FIG. 2 is a schematic view of a thread connection structure of a forceps head for safely pulling out a needle from an infusion port;

fig. 3 is a schematic view of the connection structure of the forceps and the medical sterilized cotton for safely pulling out the needle from the transfusion port.

Illustration of the drawings:

1-device body, 2-limit teeth, 3-limit sleeve, 4-forceps arm, 5-replacement head, 6-bending position, 7-clamping hole, 8-positioning block, 9-anti-slip pattern, 10-external thread, 11-internal thread, 12-splicing chute, 13-fixing plate and 14-drug disinfection cotton.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, the forceps for safely pulling out the needle of the infusion port comprises a device body 1 and a positioning block 8, wherein one end of the device body 1 is provided with a limiting sleeve 3, the limiting sleeve 3 is engaged and connected with a forceps arm 4 through a limiting tooth 2, an internal thread 11 is arranged inside one end of the forceps arm 4, and the internal thread 11 is spirally screwed with a replacement head 5 through an external thread 10.

Referring to fig. 1, 2 and 3, an external thread 10 is provided at the top end of the bending portion 6, the bottom end of the bending portion 6 is connected with a positioning block 8 through a thread, a clamping hole 7 is provided at a middle position of a side surface of the positioning block 8, two clamping holes 7 are provided, the two clamping holes 7 are the same in size, an anti-slip tooth is provided on a side surface of the positioning block 8, a splicing chute 12 is provided on a bottom surface of the positioning block 8, the splicing chute 12 is installed on a fixing plate 13, a drug sterilized cotton 14 is provided at the bottom of the fixing plate 13, and the size of the drug sterilized cotton 14 is the same as the area size of the positioning block.

Referring to fig. 1 and 3, the forceps arms 4 are provided with two groups, the two groups of forceps arms 4 are symmetrical with respect to the device body 1, the surface of the forceps arms 4 is provided with anti-slip stripes 9, the clamping holes 7 are of an arc-shaped structure, the inner sides of the clamping holes 7 are provided with anti-slip rubber convex pads, the replacing head 5 is provided with two groups, the replacing head 5 is composed of a bending position 6, a positioning block 8, the clamping holes 7, a fixing plate 13 and drug disinfection cotton 14, the connecting structure of the bending position 6 and the positioning block 8 is in threaded connection, and the positioning block 8 is of a triangular structure.

The working principle is as follows: when the needle needs to be pulled out, the forceps arm 4 of the forceps is held by one hand, the clamping hole 7 in the center of the positioning block 8 is aligned to the needle tube, the forceps are clamped, the needle tube is just positioned in the center of the positioning block 8 at the moment, the forceps are pressed to enable the positioning block 8 to tightly press the injection seat of the infusion port, the puncture needle seat is pinched by the other hand, the puncture needle is pulled out outwards, the positioning block 8 can be in large-area contact with the skin through the crank forceps with the bending position 6, the function of fingers of medical workers is completely replaced, the finger of the medical workers is effectively prevented from contacting the puncture needle tube, the safety of pulling out the needle of the infusion port is greatly improved, the anti-slip lines 9 are arranged on the surface of the forceps arm, the stability of the forceps in the needle pulling-out process can be improved, when the indwelling needle is pulled out by the forceps, the position of the indwelling needle is locally stressed, the bleeding situation is caused, the, and the bottom of the fixed plate 13 is provided with a drug sterilized cotton 14, when the indwelling needle is pulled out, the drug sterilized cotton 14 is provided with a sterilizing liquid, can press and disinfect the wound of the indwelling needle, can stop bleeding by pressing the medical disinfection cotton 14, meanwhile, the medical sterilizing cotton 14 can effectively prevent the wound of the patient from being infected, finally, one end of the device body 1 is provided with the limiting sleeve 3, the limiting sleeve 3 can be clamped with the limiting teeth 2 to move so as to drive the forceps arm 4 to freely stretch and retract, and the medical sterilizing cotton can be adjusted according to the use of palms of different medical care personnel, meanwhile, the tweezers are convenient to store and carry when not in use, medical space is saved, the replacement head 5 of the tweezers can be replaced by screwing one end of the tweezers arm 4 through the internal thread 11 and the external thread 10, cross infection can be effectively prevented, and convenience and practicability of the device are greatly improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a needle tweezers are pulled out to infusion port safety, includes device body (1) and locating piece (8), its characterized in that, the one end of device body (1) is provided with limit sleeve (3), and limit sleeve (3) are connected with tweezers arm (4) through spacing tooth (2) meshing, internal thread (11) are seted up to the one end of tweezers arm (4) inside, and internal thread (11) twist through external screw thread (10) spiral and connect and have change head (5).

2. The forceps for safely pulling out the needle of the infusion port as claimed in claim 1, wherein the external thread (10) is arranged at the top end of the bending position (6), the bottom end of the bending position (6) is connected with a positioning block (8) in a threaded manner, a clamping hole (7) is arranged in the middle of one side surface of the positioning block (8), two clamping holes (7) are arranged, the two clamping holes (7) are the same in size, and anti-skidding teeth are arranged on one side surface of the positioning block (8).

3. The forceps for safely pulling out the needle of the infusion port as claimed in claim 1, wherein the bottom surface of the positioning block (8) is provided with a splicing chute (12), the splicing chute (12) is installed on a fixing plate (13), the bottom of the fixing plate (13) is provided with a medical sterilized cotton (14), and the size of the medical sterilized cotton (14) is the same as the area of the positioning block (8).

4. The forceps for safely pulling out the needle of the transfusion port as claimed in claim 1, wherein the forceps arms (4) are provided with two groups, the two groups of forceps arms (4) are symmetrical with respect to the device body (1), and the surfaces of the forceps arms (4) are provided with anti-skid lines (9).

5. The forceps for safely pulling out the needle at the infusion port as claimed in claim 2, wherein the holding hole (7) is in a circular arc structure, and the inside of the holding hole (7) is provided with a convex anti-slip rubber pad.

6. The forceps for safely pulling out the needle of the infusion port as claimed in claim 1, wherein the replacing heads (5) are provided in two groups, and the replacing heads (5) comprise a bending position (6), a positioning block (8), a clamping hole (7), a fixing plate (13) and a medical disinfecting cotton (14).

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