CN216824363U - A device for preventing accidental extubation of infusion set in intravenous drug infusion - Google Patents

Abstract

The utility model discloses a prevent unexpected tube drawing device of transfusion system in medicine venous transfusion, including tensile buckle group and rotatable removal buckle group, tensile buckle group is symmetrical subassembly, including circular arc board and extension spring, two extension springs symmetry are placed at the both ends of two circular arc boards, rotatable removal buckle group is including removing the buckle, adjusting screw, rotatable buckle rail, screw cap, locking thread bush, locking sleeve cap and locking screw, locking sleeve cap is connected with the locking thread bush, rotatable buckle rail cover is placed between locking sleeve cap and locking thread bush, remove buckle and adjusting screw threaded connection, and place in rotatable buckle rail, screw cap and adjusting screw tail end threaded connection, locking thread bush and locking screw threaded connection, locking screw fixes at the circular arc board lower terminal surface of tensile buckle group; the infusion bottle has the advantages that the stretching buckle group is mutually clamped with the infusion bottle mouth, the rotary movable buckle group is clamped with the infusion leather strip insertion tube, and the infusion leather strip is prevented from falling off due to accidental tearing.

Description

A device for preventing accidental extubation of infusion set in drug intravenous infusion

technical field

The utility model relates to a medical auxiliary tool, in particular to a device for preventing accidental extubation of an infusion set in an intravenous infusion of medicines.

Background technique

Clinically, when a patient is infusion, it is necessary to use an infusion bottle and an infusion strip to infuse the patient. Because the patient may need to walk or turn over during infusion, or the surrounding people touch, the infusion strip plug can easily be removed from the infusion bottle mouth. The stopper falls off, and reinsertion will easily pollute the liquid in the infusion bottle. Replacing the infusion bottle and infusion will increase the unnecessary economic burden of the patient. It must be at the center of the bottle stopper; the prior art cannot flexibly adjust the clamping device according to the position where the plug deviates from the center of the circle when the infusion strap plug is stuck, and cannot adjust the device according to the error of the actual operation, so that the device is clamped tightly Some parts and the infusion leather plug cannot be kept in a vertical state, which affects the use effect.

Utility model content

The technical problems to be solved by the utility model are that the transfusion cord plug is easy to fall off from the infusion bottle plug due to accidental pulling, and when the transfusion cord plug is inserted into the infusion bottle stopper and deviates from the center of the circle, the clamping device cannot be kept upright with the transfusion cord plug. It is stuck in a tight state, which affects the use.

Aiming at the above-mentioned technical problems, a device for preventing accidental extubation of an infusion set in an intravenous infusion of medicines is proposed; the device is realized by the following technical solutions: it includes a stretch buckle group and a rotatable and movable buckle group, and the stretch buckle group is a symmetrical component. The number of each symmetrical component is two, including a circular arc plate and an extension spring. The two symmetrical tension springs are placed at both ends of the two symmetrical circular arc plates and are fixedly connected. The rotatable and movable buckle group includes moving Buckle, adjusting screw, screw cap, rotatable clip rail, locking threaded sleeve, locking sleeve cap and locking screw, the rotatable clip rail sleeve rotates and moves on the locking threaded sleeve, the locking sleeve cap and the lock The external thread of the tight threaded sleeve is threaded, the rotatable clip rail is placed between the locking sleeve cap and the locking threaded sleeve, the movable clip is placed in the rotatable clip rail to move left and right, and the adjusting screw is placed on the rotatable clip In the rail, the adjusting screw is threadedly connected with the moving clip, the screw cap is screwed with the tail end of the adjusting screw, the inner thread of the locking threaded sleeve is screwed with the locking screw, and the locking screw is fixed on one of the tensioning clips The lower end face of the arc plate.

In the preferred embodiment of the technical solution of the present invention, the two ends of the circular arc plate are symmetrically arranged with bosses, symmetrical circular holes are set on the symmetrical bosses at both ends, hooks are respectively arranged in the symmetrical circular holes, and stretchers are respectively installed on the symmetrical hooks at both ends. The two tension springs are respectively installed on the hooks in the symmetrical circular holes on the two symmetrically placed circular arc plates to connect the circular arc plates at both ends into one; the symmetrical circular arc plates are stuck on the infusion bottle column mouth, The tension spring connects the two symmetrical arc plates to each other. When the two symmetrical arc plates are stretched, the arc plate is stuck on the upper end of the column mouth of the infusion bottle. When the arc plate is released, the tension spring makes the two Symmetrical arc plates abut against each other, clamp the upper end of the column mouth of the infusion bottle, and the tension spring is an existing product.

The preferred technical solution of the present utility model is that the movable buckle includes an open-loop circular tube and a shaft seat, a rectangular hole penetrating the upper and lower sides is opened on the tube wall of the open-loop circular tube, and the length of the short side of the rectangular hole is less than the radius of the open-loop circular tube, and the shaft The seat is fixed on the outer side wall of the open-loop circular tube, and is placed at the middle position on one side of the symmetrical surface of the rectangular hole. The shaft seat is provided with threaded holes through the left and right sides, and a rectangular gap is symmetrically opened on the upper and lower sides of the shaft seat near the open-loop circular tube side. The seat is placed in the rotatable buckle rail and moves left and right. The adjusting screw includes a screw and a base. The screw is fixed on the base and fixed concentrically with the base. The base is a circular block. The threaded hole is threaded and fixed. The screw cap includes a base and an internal thread column. The base is a circular block. The diameter of the base is larger than the diameter of the rotatable snap rail tube wall. The buckle clamps the infusion strip plug, the infusion strip is put into the rectangular hole at the wall of the open-loop circular tube, the end of the infusion strip plug is clamped, and the shaft seat moves left and right in the buckle rail of the rotatable buckle rail. When the pimp plug is inserted into the infusion bottle, the position cannot be determined due to human operation, and it may deviate from the center of the circle on the circular surface of the infusion bottle plug. The position in the snap rail of the rotatable snap rail is to lock the adjusting screw and the shaft seat thread, so that the moving snap can be fixed when it deviates from the center of the circle. After the screw cap and the tail end of the adjusting screw are screwed, the adjustment The screw does not fall in the rotatable clip rail. Rotate the adjustment screw to move the shaft seat threadedly connected with the adjustment screw to the left and right and fix the position. Tighten the locking threaded sleeve upwards to move the clip to open the upper end face of the ring tube. Press the lower end face of the infusion strap plug, when pulled downward, the infusion strap plug will be stuck on the end face of the open-ring circular tube with the moving buckle to prevent accidental falling off.

Preferably, the rotatable buckle rail includes a rotating block and a buckle rail, the rotating block is provided with a circular hole, the buckle rail is a square tube, and one side of the pipe wall is provided with a notch that penetrates the length of the pipe, and the rotating block is fixed on the On the outer side wall of the symmetrical plane of the notch of the clip rail, it is fixed on the end face of the square tube of the clip rail. The round hole sleeve on the rotating block rotates and moves on the locking threaded sleeve, and the shaft seat of the moving clip and the adjusting screw are placed on the clip. In the square tube of the buckle rail, the shaft seat protrudes from the notch, and the shaft seat can move left and right in the square tube; the rotatable buckle rail can rotate around the locking threaded sleeve, and the moving buckle can be on the buckle rail of the rotatable buckle rail. It can be moved from the middle to the left and right, and the movable buckle can be adjusted according to any position of the infusion strap and the plug of the infusion strap can be fixed.

The preferred technical solution of the present invention is that the locking thread sleeve is a cylinder, a circular boss is arranged at the lower end of the cylinder, an inner thread running through the circular boss is set at the center of the cylinder, and a section is set at the upper part of the cylinder. The length of the external thread, the locking sleeve cap is a cylinder, the central position is provided with a through internal thread, the internal thread of the locking sleeve cap is screwed with the external thread of the locking threaded sleeve, and the rotatable clip rail Between the tightening threaded sleeve and the locking sleeve cap, the locking screw is a cylinder with an external thread set on the cylinder, the locking screw is vertically fixed on the lower end face of the arc plate in the tension buckle group, and the internal thread of the locking threaded sleeve is Tightly connect with the external thread of the locking screw; screw the locking sleeve cap and the locking threaded sleeve to lock the rotatable clip rail placed between the locking sleeve cap and the locking threaded sleeve, and the locking threaded sleeve and the locking threaded sleeve are locked. When tightening the screw thread connection, the locking threaded sleeve can be rotated to adjust the upper and lower heights, so that the infusion strap socket is clamped by the moving buckle.

Compared with the prior art, the present utility model has the following beneficial effects:

1. According to the technical solution of the present utility model, the rotatable and movable buckle group can adjust the position of the mobile buckle according to any position deviated from the center of the circle when the infusion strip plug is inserted into the infusion bottle, so that the infusion strip is vertically stuck, ensuring that when the infusion strip is pulled downwards. The infusion strap plug is stuck to prevent accidental detachment.

2. According to the technical scheme of the present invention, the tension spring in the stretch buckle group increases the tension between the two arc plates, so that the stretch buckle group can better lock the column mouth of the infusion bottle.

Description of drawings

Fig. 1 is a component diagram of a device of the present invention for preventing accidental extubation of an infusion set in an intravenous infusion of medicines.

Figure 2 is a diagram of the parts of the moving clip.

Figure 3 is a diagram of the parts of the adjusting screw.

Figure 4 is a component diagram of a rotatable snap rail.

Figure 5 is a part diagram of the locking threaded sleeve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings 1-5 in the embodiments of the present utility model.

Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, those of ordinary skill in the art can obtain all the Other embodiments 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" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first", "second" and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance. In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. Removal connection, or integral connection; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be internal communication between two components, for those of ordinary skill in the art , the specific meanings of the above terms in the present invention can be understood in specific situations.

Example 1

As shown in Figure 1, it includes a tension buckle group and a rotatable and movable buckle group. The tension buckle group is a symmetrical component, and the number of each symmetrical component is two, including a circular arc plate 1 and a tension spring 2, two The symmetrical tension springs 2 are placed on both ends of the two symmetrical circular arc plates 1 and are fixedly connected. The rotatable and movable buckle group includes a movable buckle 3, an adjusting screw 4, a screw cap 5, and a rotatable buckle rail. 6. The locking threaded sleeve 7, the locking sleeve cap 8 and the locking screw 9, the rotatable snap rail 6 rotates and moves on the locking threaded sleeve 7, and the locking sleeve cap 8 and the external thread of the locking threaded sleeve 7 Threaded connection, the rotatable clip rail 6 is placed between the locking sleeve cap 8 and the locking threaded sleeve 7, the movable clip 3 is placed in the rotatable clip rail 6 to move left and right, and the adjusting screw 4 is placed in the rotatable clip In the rail 6, the adjusting screw 4 is threadedly connected with the moving buckle 3, the screw cap 5 is screwed with the tail end of the adjusting screw 4, the inner thread of the locking threaded sleeve 7 is screwed with the locking screw 9, and the locking screw 9 is fixed on the Stretch the lower end face of a circular arc plate 1 in the buckle group; the two ends of the circular arc plate 1 are symmetrically provided with bosses 11, and the symmetrical bosses 11 at both ends are provided with symmetrical circular holes 12, and the symmetrical circular holes 12 are respectively Setting hooks, tension springs 2 are respectively installed on the hooks symmetrical at both ends, and the two tension springs 2 are respectively installed on the hooks in the symmetrical circular holes 12 on the two symmetrically placed circular arc plates 1, and the circular arcs at both ends are respectively installed on the hooks The plate 1 is connected into a whole; the symmetrical arc plate 1 is stuck to the mouth of the infusion bottle, and the tension spring 2 connects the two symmetrical arc plates 1 to each other. When the two symmetrical arc plates 1 are stretched, the arc The plate 1 is stuck on the upper end of the column mouth of the infusion bottle. When the arc plate 1 is loosened, the tension spring 2 makes the two symmetrical arc plates 1 abut against each other, and the upper end of the column mouth of the infusion bottle is clamped. product.

As shown in Figures 2 and 3, the moving buckle 3 includes an open-loop circular tube 31 and a shaft seat 32. A rectangular hole 33 is formed on the tube wall of the open-loop circular tube 31 and runs through the upper and lower sides. The length of the short side of the rectangular hole 33 is smaller than that of the open-loop circular tube 31 The radius of the round tube 31, the shaft seat 32 is fixed on the outer side wall of the open-loop round tube 31, and is placed at the middle position on one side of the symmetrical plane of the rectangular hole 33, the shaft seat 32 runs through the left and right sides to open threaded holes 34, close to the open-loop round tube 31 A rectangular gap 35 is symmetrically provided on the upper and lower sides of the shaft seat 32. The shaft seat 32 is placed in the rotatable snap rail 6 to move left and right. The adjusting screw 4 includes a screw 41 and a base 42. The screw 41 is fixed on the base 42 and is connected with the base 42. The concentric circles are fixed, the base 42 is a circular block, the screw 41 is provided with an external thread, the adjusting screw 4 is threadedly connected to the threaded hole 34 on the shaft base 32, and the screw cap 5 includes a base and an internal thread column, and the base is a circular block. The diameter of the base is larger than the diameter of the pipe wall of the rotatable buckle rail 6, and the internal thread column is screwed with the tail end of the screw 41 of the adjusting screw 4; the mobile buckle 3 is stuck to the plug of the infusion strip, and the infusion strip is drawn from the open-loop circular tube 31 from the pipe wall. Put it into the rectangular hole 33 at the place, the end of the infusion strip plug is stuck, and the shaft seat 32 moves left and right in the buckle rail 62 of the rotatable buckle rail 6. When the infusion strip plug is inserted into the infusion bottle, due to human operation, The position cannot be determined, it may be any position that deviates from the center of the circle on the circular surface of the infusion bottle stopper. According to the position of the infusion strap plug, rotate the rotatable snap rail 6 and adjust the axle seat 32 on the snap rail of the rotatable snap rail 6 (62), screw the adjusting screw 4 to the shaft seat 32, so that the moving buckle 3 can be fixed when it is deviated from the center of the circle. 4. If it does not fall in the rotatable clip rail 6, rotate the adjusting screw 4 to move the shaft seat 32 threadedly connected with the adjusting screw 4 to the left and right and fix the position. The upper end face of the ring tube 31 abuts the lower end face of the infusion strap plug. When pulled downward, the infusion strap plug is stuck on the end face of the open ring tube 31 of the moving buckle 3 to prevent accidental falling off.

As shown in FIG. 4 , the rotatable snap rail 6 includes a rotating block 61 and a snap rail 62 . The rotating block 61 is provided with a circular hole 63 , the snap rail 62 is a square tube, and one side of the pipe wall is provided with a gap 64 extending through the length of the pipe. , the rotating block 61 is fixed on the outer side wall of the symmetrical surface of the notch 64 of the buckle rail 62, and is fixed at the end face of the square tube of the buckle rail 62, and the circular hole 63 on the rotating block 61 is sleeved on the locking threaded sleeve 7 to rotate and move, The axle seat 32 of the moving buckle 3 and the adjusting screw 4 are placed in the square tube of the buckle rail 62, the axle seat 32 protrudes from the notch 64, and the axle seat 32 can move left and right in the square tube; the rotatable buckle rail 6 can be wound around The locking threaded sleeve 7 is rotated, and the movable buckle 3 can move left and right in the buckle rail 62 of the rotatable buckle rail 6. The movable buckle 3 can be adjusted according to any position of the infusion strip and the infusion strip plug can be fixed.

As shown in Figure 5, the locking threaded sleeve 7 is a cylinder, a circular boss is set at the lower end of the cylinder, an internal thread 71 running through the circular boss is set at the center of the cylinder, and a section is set at the upper part of the cylinder The length of the external thread 72, the locking sleeve cap 8 is a cylinder, and the central position is provided with a through internal thread, the internal thread of the locking sleeve cap 8 is screwed with the external thread 72 of the locking threaded sleeve 7, and the rotatable clamping The buckle rail 6 is placed between the locking threaded sleeve 7 and the locking sleeve cap 8, the locking screw 9 is a cylinder with an external thread, and the locking screw 9 is vertically fixed on the circular arc plate in the tension buckle group 1. On the lower end face, the inner thread 71 of the locking threaded sleeve 7 is screwed with the outer thread of the locking screw 9; The rotatable buckle rail 6 in the middle of the sleeve 7 is locked, and when the locking threaded sleeve 7 is threadedly connected with the locking screw 9, the rotatable locking threaded sleeve 7 can adjust the height up and down, so that the infusion leather socket is clamped by the moving buckle 3 .

The use process of the device for preventing the accidental extubation of the infusion set in the intravenous infusion of medicines of the present embodiment is as follows:

Two numbers of extension springs 2 are fixed and installed at the two ends of the two symmetrical arc plates 1 respectively, so that the two extension springs 2 and the two arc plates 1 are connected as a whole, which is a tension buckle. Group, place the axle seat 32 of the movable buckle 3 in the buckle rail 62 of the rotatable buckle rail 6, and extend the adjusting screw 4 into the buckle rail 62 of the rotatable buckle The shaft seat 32 is threadedly connected, and the screw cap 5 is tightened with the tail end of the adjusting screw 4, so that the adjusting screw 4 does not fall off when the adjusting screw 4 rotates in the snap rail 62 of the rotatable snap rail 6, and at the same time, the adjusting screw 4 rotates. Adjust the left and right movement distance of the movable clip 3, put the rotatable clip rail 6 on the locking threaded sleeve 7, tighten the locking sleeve cap 8 with the outer thread of the locking threaded sleeve 7, and then put the locking threaded sleeve The inner thread of 7 is tightly connected with the outer thread of the locking screw 9, which is a rotatable and movable buckle group; the two symmetrical circular arc plates 1 of the stretch buckle group are pulled apart, and the column mouth of the infusion bottle is stuck, and then loosened. Open the arc plate 1 to clamp the column mouth of the infusion bottle, rotate the rotatable buckle rail 6 to the appropriate position, rotate the adjusting screw 4 to move the movable buckle 3 to the appropriate position left and right, and move the infusion leather strip along the moving buckle 3. The rectangular hole 33 on the open-loop tube 31 is inserted, and the adjusting screw 4 is rotated to keep the movable buckle 3 and the infusion strap plug in a vertical state, and the locking cap 8 is tightened to lock the rotating block 61 of the rotatable buckle rail 6 , Tighten the locking threaded sleeve 7 upwards, so that the open-loop circular tube 31 of the moving buckle 3 is against the infusion strap plug to prevent accidental extubation.

The above embodiments are only to illustrate the technical idea of the present utility model, and cannot limit the protection scope of the present utility model. Any changes made on the basis of the technical solution according to the technical idea of the present utility model shall fall into the scope of the present utility model. within the scope of the new protection.

Claims (5)

1. The utility model provides a prevent unexpected tube drawing device of transfusion system in medicine venous transfusion which characterized in that: comprises a stretching buckle group and a rotatable moving buckle group, wherein the stretching buckle group is a symmetrical component, each symmetrical component is two and comprises an arc plate (1) and an extension spring (2), the two symmetrical extension springs (2) are arranged at two ends of the two symmetrical arc plates (1) and are fixedly connected with each other, the rotatable moving buckle group comprises a moving buckle (3), an adjusting screw (4), a screw cap (5), a rotatable buckle rail (6), a locking thread sleeve (7), a locking sleeve cap (8) and a locking screw (9), the rotatable buckle rail (6) is sleeved on the locking thread sleeve (7) to rotate and move, the locking sleeve cap (8) is in threaded connection with the external thread of the locking thread sleeve (7), the rotatable buckle rail (6) is arranged between the locking sleeve cap (8) and the locking thread sleeve (7), the moving buckle (3) is arranged in the rotatable buckle rail (6) to move left and right, adjusting screw (4) are placed in rotatable buckle rail (6), adjusting screw (4) and removal buckle (3) threaded connection, screw cap (5) and the tail end threaded connection of adjusting screw (4), the internal thread and the locking screw (9) threaded connection of locking thread cover (7), and locking screw (9) are fixed at the lower terminal surface of an arc plate (1) in tensile buckle group.

2. The device for preventing the accidental tube drawing of the infusion set in the medicine intravenous infusion, according to claim 1, is characterized in that: the circular arc board (1) both ends symmetry sets up boss (11), sets up the round hole (12) of symmetry on the boss (11) of both ends symmetry, sets up the couple in the round hole (12) of symmetry respectively, installs extension spring (2) on the couple of both ends symmetry respectively, and two extension spring (2) are installed respectively on the couple in the round hole (12) of symmetry on two circular arc boards (1) of placing symmetrically, and the circular arc board (1) with both ends links into an organic whole.

3. The device for preventing the accidental tube drawing of the infusion set in the medicine intravenous infusion, according to claim 1, is characterized in that: the movable buckle (3) comprises an open-loop circular tube (31) and a shaft seat (32), a rectangular hole (33) penetrating up and down is formed in the tube wall of the open-loop circular tube (31), the length of the short side of the rectangular hole (33) is smaller than the radius of the open-loop circular tube (31), the shaft seat (32) is fixed on the outer side wall of the open-loop circular tube (31) and is placed in the middle position of one side of the symmetrical surface of the rectangular hole (33), a threaded hole (34) is formed in the left side and the right side of the shaft seat (32) in a penetrating mode, rectangular notches (35) are symmetrically formed in the upper side and the lower side of the shaft seat (32) close to one side of the open-loop circular tube (31), the shaft seat (32) is placed in the rotatable buckle rail (6) to move left and right, the adjusting screw rod (4) comprises a screw rod (41) and a base (42), the screw rod (41) is fixed on the base (42) in a concentric circle, the base (42) is a circular block, and an external thread is formed on the screw rod (41), adjusting screw (4) and screw hole (34) threaded connection on axle bed (32) are fixed, and screw cap (5) are including base and internal thread post, and the base is the circular block, and the diameter of base is greater than rotatable buckle rail (6) pipe wall diameter, and the internal thread post is screwed with screw rod (41) tail end screw thread of adjusting screw (4).

4. The device for preventing the accidental tube drawing of the infusion set in the medicine intravenous infusion, according to claim 3, is characterized in that: rotatable buckle rail (6) are including rotatory piece (61) and buckle rail (62), set up round hole (63) on rotatory piece (61), buckle rail (62) are square pipe, breach (64) that run through the tube length are seted up to pipe wall one side, rotatory piece (61) are fixed on the lateral wall of buckle rail (62) breach (64) plane of symmetry, fix the terminal surface department at buckle rail (62) square pipe, round hole (63) cover on rotatory piece (61) is at locking thread bush (7) rotary motion, axle bed (32) and adjusting screw (4) that remove buckle (3) are placed in the square pipe of buckle rail (62), axle bed (32) are followed breach (64) and are stretched out, axle bed (32) can control about square intraductal.

5. The device for preventing the accidental tube drawing of the infusion set in the medicine intravenous infusion, according to claim 1, is characterized in that: locking thread bush (7) is the cylinder, cylinder lower extreme position department sets up circular boss, cylinder central point puts and locates to set up internal thread (71) that runs through in circular boss, the external screw thread (72) of a section length are seted up to cylinder upper portion branch, locking cap (8) are the cylinder, central point puts the internal thread that sets up to run through, the internal thread of locking cap (8) is screwed with external screw thread (72) of locking thread bush (7) and is connected, rotatable buckle rail (6) are arranged in between locking thread bush (7) and locking cap (8), locking screw (9) are the cylinder, set up the external screw thread on the cylinder, locking screw (9) vertical fix the terminal surface under arc board (1) in tensile buckle group, the internal thread (71) of locking thread bush (7) are screwed with the external screw thread of locking screw (9) and are connected.

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