CN217286736U

CN217286736U - Be used for fixed adjustable device of transfusion harbor butterfly needle

Info

Publication number: CN217286736U
Application number: CN202220149632.4U
Authority: CN
Inventors: 董楠; 何莉; 闫笑
Original assignee: Shaanxi Provincial Peoples Hospital
Current assignee: Shaanxi Provincial Peoples Hospital
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-08-26
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a be used for fixed adjustable device of infusion port butterfly needle, concretely relates to infusion port butterfly needle field, including the infusion body, infusion body tip fixedly connected with infusion syringe needle, the solid fixed ring of buffering has been cup jointed to the junction surface mounting of infusion body and infusion syringe needle, the solid fixed ring lower extreme surface of buffering has cup jointed a go-between, No. two go-between has been cup jointed on the infusion body, fixedly connected with stretch cord between No. two go-between and a go-between. The utility model discloses a set up alveolus and No. two alveolus, do not have external force and use next go-between and No. two go-between and drag through the stretch cord and realize limiting displacement, push away No. two alveolus departments like this of go-between after and have certain space and an alveolus and break away from, just so can realize the rotation that the butterfly wing connects the lantern ring for the butterfly wing piece board can be adjusted to in the position of more suitable laminating.

Description

Be used for fixed adjustable device of transfusion harbor butterfly needle

Technical Field

The utility model relates to a transfusion harbor butterfly needle technical field, more specifically say, the utility model relates to a be used for fixed adjustable device of transfusion harbor butterfly needle.

Background

The transfusion port is a closed transfusion device completely implanted in a human body, comprises a conduit part with the tip end positioned in the superior vena cava and an injection seat embedded under the skin, is a medical appliance, and is mostly used for human body transfusion.

However, in actual use, most butterfly needles are fixed between the wing part and the tube body, which causes the wing to be easily twisted when the wing is attached to the human epidermis, and causes the tube body to be twisted, which easily causes the wing and the tube body to be unsmooth twisting.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defects of the prior art, the embodiments of the present invention provide an adjustable device for fixing a butterfly needle in an infusion port to solve the problems proposed in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a be used for fixed adjustable device of transfusion harbor butterfly needle, includes the infusion body, infusion body tip fixedly connected with infusion syringe needle, the solid fixed ring of buffering has been cup jointed to the junction surface mounting of infusion body and infusion syringe needle, the solid fixed ring lower extreme surface of buffering has cup jointed a go-between No. one, No. two go-between has been cup jointed on the infusion body, fixedly connected with stretch cord between No. two go-between and a go-between, the butterfly wing connection lantern ring has been cup jointed on the infusion body, the both sides that the lantern ring was connected to the butterfly wing all articulate there is the butterfly wing board, No. two alveolus have been seted up to the lantern ring lower extreme is connected to the butterfly wing, No. one alveolus with No. two alveolus meshing is seted up to the solid fixed ring upper end of buffering.

Preferably, the bottom of the butterfly wing connecting lantern ring is in meshed connection with the upper end surface of the buffering fixing ring.

Preferably, the lower surface of the second connecting ring is in fit connection with the upper surface of the butterfly wing connecting lantern ring.

Preferably, the upper and lower ends of the two sides of the butterfly wing connecting lantern ring are fixedly connected with extending blocks, two pairs of close ends of the butterfly wing plate plates are provided with connecting rotating columns in a penetrating mode, and two ends of the connecting rotating columns are respectively arranged on the extending blocks in a penetrating mode.

Preferably, the outer surfaces of the two butterfly wing plate plates are fixedly connected with square sliding convex strips.

Preferably, the outer diameter of the lower end of the buffering fixing ring is smaller than the outer diameter of the upper end of the buffering fixing ring, the inner diameter of the first connecting ring is larger than the outer diameter of the lower end of the buffering fixing ring, and the inner diameter of the first connecting ring is smaller than the outer diameter of the upper end of the buffering fixing ring.

Preferably, the butterfly wing connecting sleeve ring is arranged between the second connecting ring and the buffer fixing ring.

The utility model discloses a technological effect and advantage:

1. compared with the prior art, through setting up a alveolus and No. two alveolus, under no external force does, No. two alveolus and an alveolus meshing, distance between go-between and No. two go-between is dragged the effect that realizes spacing butterfly wing connection lantern ring through the stretch cord, No. two alveolus departments have certain space and an alveolus and break away from after pushing away No. two go-between like this, just so can realize the rotation of butterfly wing connection lantern ring for butterfly wing piece board is adjustable to the position of more suitable laminating.

2. Compared with the prior art, the infusion needle is more closely attached to the skin of a human body after a nursing staff pushes the infusion needle into the human body.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the structure of the elastic rope of the present invention.

Fig. 3 is the schematic diagram of the structure of the connecting sleeve of the butterfly wing of the present invention.

Fig. 4 is an enlarged schematic view of the a position of the present invention.

Fig. 5 is a schematic view of the structure of the buffer fixing ring of the present invention.

The reference signs are: 1. a transfusion tube body; 2. a transfusion needle head; 3. a buffer fixing ring; 4. a first connecting ring; 5. a second connecting ring; 6. an elastic cord; 7. the butterfly wing is connected with the lantern ring; 8. a butterfly blade plate; 9. an extension block; 10. connecting the rotary column; 11. a first tooth socket; 12. a second tooth socket; 13. square sliding convex strips.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in the attached figures 1-5, the fixing and adjusting device for the butterfly needle of the transfusion port comprises a transfusion tube body 1, the end part of the transfusion tube body 1 is fixedly connected with a transfusion needle 2, the outer surface of the joint of the transfusion tube body 1 and the transfusion needle 2 is fixedly sleeved with a buffer fixing ring 3, the outer surface of the lower end of the buffer fixing ring 3 is sleeved with a first connecting ring 4, a second connecting ring 5 is sleeved on the transfusion tube body 1, an elastic rope 6 is fixedly connected between the second connecting ring 5 and the first connecting ring 4, a butterfly wing connecting lantern ring 7 is sleeved on the transfusion tube body 1, two sides of the butterfly wing connecting lantern ring 7 are respectively hinged with a butterfly wing plate 8, the lower end of the butterfly wing connecting lantern ring 7 is provided with a second tooth socket 12, the upper end of the buffer fixing ring 3 is provided with a first tooth socket 11 meshed with the second tooth socket 12, so that the butterfly wing plate 8 and the butterfly wing connecting lantern ring 7 can rotate within a certain limit when in use, thus, when a nursing staff pushes the part of the infusion needle 2 into the human body, the two butterfly wing plates 8 are attached to the epidermis of the human body, the radian formed by the two butterfly wing plates 8 is beneficial to attaching to the body surfaces of different people, and then the two butterfly wing plates are fixed through the medical adhesive tape, and because the infusion tube body is stored and is bent for a long time, the common tube body is bent and deviated to a certain degree even after being opened, so that when the infusion needle 2 is inserted into the human body by using the device, the fixed butterfly wing plates 8 are not necessarily in the same way with the bending of the tube body at that time, so that the butterfly wing connecting sleeve ring 7 is sleeved on the infusion tube body 1, the first tooth socket 11 is meshed with the second tooth socket 12 under the conventional condition, the butterfly wing connecting sleeve ring 7 can not rotate on the infusion tube body 1, and the meshed state between the first tooth socket 11 and the second tooth socket 12 is kept by arranging the first connecting ring 4 and the second connecting ring 5, under the condition of no external force, the distance between the first connecting ring 4 and the second connecting ring 5 realizes the function of limiting the butterfly wing connecting lantern ring 7 by dragging the elastic rope 6, when the butterfly wing connecting lantern ring 7 needs to be rotated, in order to make the butterfly wing plate 8 and the infusion tube body 2 bend more smoothly, and make the butterfly wing plate 8 fit the human epidermis more, the second connecting ring 5 can be pushed back manually, so that the second connecting ring 5 is far away from the butterfly wing connecting lantern ring 7, therefore, the second tooth socket 12 of the butterfly wing connecting lantern ring 7 has a certain space to realize the separation from the first tooth socket 11, the rotation of the butterfly wing connecting lantern ring 7 can be realized, when the second connecting ring 5 is pushed after the hand is released, due to the action of the elastic rope 6, the second connecting ring 5 is restored to press the butterfly wing connecting lantern ring 7, the first tooth socket 11 and the second tooth socket 12 are restored to be in a meshed state, and the butterfly wing connecting lantern ring 7 can not rotate again.

In a preferred embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 5, the bottom of the wing link collar 7 is engaged with the upper end surface of the buffer retainer ring 3 so as to sleeve the wing link collar 7 on the infusion tube body 1, and the engagement between the first tooth socket 11 and the second tooth socket 12 is normally such that the wing link collar 7 is not rotatable on the infusion tube body 1.

In a preferred embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the lower surface of the second connecting ring 5 is in fit connection with the upper surface of the butterfly wing connecting ring 7, the upper and lower ends of both sides of the butterfly wing connecting ring 7 are fixedly connected with extending blocks 9, two pairs of near ends of the two butterfly wing plates 8 are respectively provided with a connecting rotary column 10 in a penetrating manner, and both ends of the two connecting rotary columns 10 are respectively arranged on the extending blocks 9, so that the butterfly wing plates 8 and the butterfly wing connecting ring 7 have a function of rotating within a certain limit during use, and thus after the nursing staff pushes the infusion needle 2 partially into the human body, the two butterfly wing plates 8 are fit on the human body skin.

In a preferred embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, square slip protruding strips 13 are fixedly connected to the outer surfaces of the two butterfly flap plates 8, so that the butterfly flap plates are more comfortable and less prone to slip when held by a person.

In a preferred embodiment, as shown in fig. 1 and fig. 2, the outer diameter of the lower end of the buffer fixing ring 3 is smaller than the outer diameter of the upper end of the buffer fixing ring 3, the inner diameter of the first connecting ring 4 is larger than the outer diameter of the lower end of the buffer fixing ring 3, and the inner diameter of the first connecting ring 4 is smaller than the outer diameter of the upper end of the buffer fixing ring 3, so as to limit the movable range of the first connecting ring 4 on the buffer fixing ring 3, so that the distance between the first connecting ring 4 and the second connecting ring 5 can be dragged by the elastic rope 6 without external force to realize the function of the limiting butterfly wing connecting lantern ring 7.

In a preferred embodiment, as shown in fig. 1 and fig. 2, the butterfly wing connection ring 7 is arranged between the second connection ring 5 and the buffer fixing ring 3, so as to facilitate the engagement between the first tooth socket 11 and the second tooth socket 12 under the conventional condition, so that the butterfly wing connection ring 7 is not rotatable on the infusion tube body 1, the engagement state between the first tooth socket 11 and the second tooth socket 12 is maintained by arranging the first connection ring 4 and the second connection ring 5, and the distance between the first connection ring 4 and the second connection ring 5 is dragged by the elastic rope 6 to realize the function of limiting the butterfly wing connection ring 7 without external force.

The utility model discloses the theory of operation: the device firstly hinges the connection between the butterfly wing plate 8 and the butterfly wing connection lantern ring 7, so that the butterfly wing plate 8 and the butterfly wing connection lantern ring 7 can rotate within a certain limit when in use, when a nursing staff pushes the infusion needle 2 part into the human body, the two butterfly wing plates 8 are attached to the epidermis of the human body, the radian formed by the two butterfly wing plates 8 is beneficial to being attached to the body surfaces of different people, then the fixation is carried out through the medical adhesive tape, and because the infusion tube body is stored and is placed in a long-time bent way, even if the tube body is opened, the tube body is bent and deflected to a certain degree, when the infusion needle 2 is inserted into the human body by using the device, the fixed butterfly wing plates 8 are not necessarily in a same way with the bending of the tube body at that time, so the butterfly wing connection lantern ring 7 is specially sleeved on the infusion tube body 1, and the first tooth socket 11 is engaged with the second tooth socket 12 under the conventional condition, the butterfly wing connecting lantern ring 7 can not rotate on the infusion tube body 1, the meshing state between the first tooth socket 11 and the second tooth socket 12 is kept by arranging the first connecting ring 4 and the second connecting ring 5, under the condition of no external force, the distance between the first connecting ring 4 and the second connecting ring 5 is dragged by the elastic rope 6 to realize the effect of limiting the butterfly wing connecting lantern ring 7, when the butterfly wing connecting lantern ring 7 needs to be rotated, in order to enable the butterfly wing plate 8 and the infusion tube body 2 to be more smoothly bent and enable the butterfly wing plate 8 to be more attached to the human skin, the second connecting ring 5 can be pushed back manually, the second connecting ring 5 is far away from the butterfly wing connecting lantern ring 7, therefore, the second tooth socket 12 of the butterfly wing connecting lantern ring 7 has a certain space to be separated from the first tooth socket 11, the rotation of the butterfly wing connecting lantern ring 7 can be realized, when the second connecting ring 5 is pushed back by releasing hands, due to the action of the elastic rope 6, the second connecting ring 5 is restored to press the butterfly wing connecting lantern ring 7, the first tooth socket 11 and the second tooth socket 12 are restored to be in a meshed state, and the butterfly wing connecting lantern ring 7 can not rotate again.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for fixed adjustable device of transfusion harbor butterfly needle, includes infusion body (1), its characterized in that: infusion body (1) tip fixedly connected with infusion syringe needle (2), the junction external fixation of infusion body (1) and infusion syringe needle (2) has cup jointed the solid fixed ring of buffering (3), the solid fixed ring of buffering (3) lower extreme surface has cup jointed go-between (4) No. two, No. two go-between (5) have been cup jointed on infusion body (1), fixedly connected with stretch cord (6) between No. two go-between (5) and go-between (4), the butterfly wing connection lantern ring (7) has been cup jointed on infusion body (1), the both sides of butterfly wing connection lantern ring (7) all articulate there is butterfly wing lamina plate (8), No. two alveolus (12) have been seted up to butterfly wing connection lantern ring (7) lower extreme, No. one alveolus (11) with No. two alveolus (12) meshing are seted up to buffering solid fixed ring (3) upper end.

2. The adjustable device for fixing the butterfly needle of the port as claimed in claim 1, wherein: the bottom of the butterfly wing connecting lantern ring (7) is meshed and connected with the upper end surface of the buffering fixing ring (3).

3. The adjustable device for fixing the butterfly needle of the infusion port as claimed in claim 2, wherein: the lower surface of the second connecting ring (5) is in fit connection with the upper surface of the butterfly wing connecting lantern ring (7).

4. The adjustable device for fixing the butterfly needle of the port as claimed in claim 3, wherein: the equal fixedly connected with of lower extreme extends piece (9) on the both sides of butterfly wing connection lantern ring (7), two the two pairs of near-ends of butterfly wing piece board (8) are all worn to be equipped with and are connected rotary column (10), two the both ends of connecting rotary column (10) are worn to locate respectively on extending piece (9).

5. The adjustable device for fixing the butterfly needle of the port as claimed in claim 4, wherein: the outer surfaces of the two butterfly wing sheet plates (8) are fixedly connected with square sliding convex strips (13).

6. The adjustable device for fixing the butterfly needle of the port as claimed in claim 2, wherein: the outer diameter of the lower end of the buffer fixing ring (3) is smaller than the outer diameter of the upper end of the buffer fixing ring, the inner diameter of the first connecting ring (4) is larger than the outer diameter of the lower end of the buffer fixing ring (3), and the inner diameter of the first connecting ring (4) is smaller than the outer diameter of the upper end of the buffer fixing ring (3).

7. The adjustable device for fixing the butterfly needle of the port as claimed in claim 4, wherein: the butterfly wing connecting lantern ring (7) is arranged between the second connecting ring (5) and the buffer fixing ring (3).