CN213100046U - Protective indwelling needle - Google Patents

Abstract

The utility model relates to the field of medical equipment, a needle is kept somewhere to protection type is disclosed, including syringe needle and needle file, the activity is provided with the needle wing on the needle file, and the needle wing includes left needle wing and right needle wing, all is equipped with the buffer layer on one side of left needle wing and right needle wing orientation skin, and the buffer layer is used for preventing needle file and skin contact. The utility model discloses can be with the problem that keeps somewhere the skin that the needle easily caused eye of needle department when using among the prior art and pressed red, the eye of needle grow, appear oozing blood even.

Description

Protective indwelling needle

Technical Field

The utility model relates to the field of medical equipment, concretely relates to needle is kept somewhere to protection type.

Background

In clinic, often need carry out venous transfusion to the patient, in order to reduce the number of times of venipuncture and alleviate patient's misery, the protection is by the vein of puncture, also alleviates medical personnel's work load simultaneously, generally adopts the mode that the needle was kept somewhere to the vein, keeps somewhere the needle through the vein and improves medical personnel's work efficiency.

However, the venous indwelling needle usually keeps on the body of a patient for 3-5 days, usually the venous indwelling needle is fixed by adopting medical adhesive plaster, and for a special patient group of children, the venous indwelling needle is unstable in fixation due to the fact that the venous indwelling needle is naturally vivid and the skin is delicate; moreover, the part connected with the needle is hard and has a small contact area with the skin of the part, which easily causes the skin at the needle eye to be pressed red, the needle eye to be enlarged and even blood seepage to occur, thus causing discomfort to the infant patient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a needle is kept somewhere to protection type to keep somewhere among the solution prior art that the needle easily causes the skin of pinhole department when using to be pressed red, pinhole grow, the problem of oozing blood appears even.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a needle is kept somewhere to protection type, includes syringe needle and needle file, and the activity is provided with the needle wing on the needle file, and the needle wing includes left needle wing and right needle wing, all is equipped with the buffer layer on one side of left needle wing and right needle wing orientation skin, and the buffer layer is used for preventing needle file and skin contact.

The principle and the advantages of the scheme are as follows: in practical application, the needle wing is held by hand to puncture during puncture, after the needle head penetrates into a blood vessel, the needle wing is adjusted to enable the left needle wing and the right needle wing to be separated on the same plane, the buffer layer on the left needle wing and the right needle wing is in contact with the skin, and finally the indwelling needle is fixed.

1. The left needle wing and the right needle wing are arranged and used as needle wings during puncture, so that the needle wings are convenient to hold by hands; the puncture back is expanded, increases the area of contact of keeping somewhere needle and skin, reduces the pressure that the skin received of pinprick department, prevents that this department skin from being pressed red, crushing wound etc. simultaneously, and contact area increases the back, and it is fixed more stable, prevents to appear pinprick grow or the phenomenon of oozing because of rocking.

2. The buffer layer is arranged, after puncture, the buffer layer is contacted with the skin, so that the needle base cannot be directly contacted with the skin, namely, the buffer layer is positioned between the skin and the needle base, and the skin at the position is prevented from being crushed; in addition, because the buffer layer sets up in left needle wing, right needle wing one side towards skin, consequently when medical personnel held the needle wing during puncture, medical personnel's finger also can play the guard action well with the buffer layer contact, prevents to hold harder needle wing for a long time and makes the finger be injured, can enough bring the comfort for the infant patient, also can bring the comfort for medical personnel.

Preferably, as an improvement, the left needle wing and the right needle wing are both rotatably connected to the needle base. The left needle wing and the right needle wing are adjusted to be close to and separated from each other through rotation, so that the adjustment is more convenient.

Preferably, as an improvement, the fixed cover has connect the holding ring on the needle file, and open in the holding ring has the cavity, and the lateral wall that the holding ring corresponds the cavity forms for the elastic webbing seals, and sliding connection has left slider and right slider in the cavity, and left slider all with the elastic webbing rigid coupling, left slider one end stretch out the cavity and with left needle wing rigid coupling, right slider one end stretch out the cavity and with right needle wing rigid coupling. The thumb and the forefinger are respectively contacted with the left needle wing and the right needle wing, and then force is applied to enable the left needle wing and the right needle wing to approach each other, the left needle wing drives the left sliding block to slide, the right needle wing drives the right sliding block to slide, so that the left sliding block and the right sliding block approach each other, during the process, the elastic band at the part, close to each other, between the left sliding block and the right sliding block is compressed, and the elastic band at the part, far away from each other, between the left sliding block and the right sliding block is stretched, so; after puncture, the left needle wing and the right needle wing are released by the fingers, the left needle wing and the right needle wing are separated under the action of the elastic band, and medical personnel do not need to operate the elastic band, so that the puncture device is very important for the puncture process, the time is saved, and the time of the whole puncture operation is shortened.

Preferably, as an improvement, a connecting band is connected between the left needle wing and the right needle wing, and the connecting band is used for compressing and fixing the needle seat. When the left needle wing and the right needle wing are close to each other, the connecting belt is in a loose state; when the left needle wing and the right needle wing are separated, the connecting band is gradually tensioned, and after the left needle wing and the right needle wing are flattened, the connecting band is in a tensioned state, can apply pressure to the needle base, plays a role in compressing and fixing the needle base, and prevents the infant from shaking after moving.

Preferably, as an improvement, the connecting belt is made of an elastic material. When the connecting band has elasticity, can avoid the infant to make the needle file evaginate suddenly and produce the too big effort in the twinkling of an eye after the action is too big, cause the connecting band to damage or infant puncture position is injured.

Preferably, as an improvement, the cushioning layer is a foam or sponge. Both have certain buffering effect, and all density is little, and light in weight can not exert an influence to keeping somewhere needle whole weight.

Preferably, as an improvement, the left needle wing and the right needle wing are both provided with air holes. Because the contact area is increased after the left needle wing and the right needle wing are arranged, and the air holes are arranged, the air permeability of the puncture part can be increased, and the puncture effect is prevented from being influenced by local sweating.

Preferably, as an improvement, be equipped with the location on the left needle wing and detain, be equipped with the fixed band on the right needle wing, it has the through-hole that supplies the location to detain to open on the fixed band. Utilize fixed band and location to detain to be connected, fix to whole needle seat portion, to some adhesive tape allergy patients, compare with current fixed through medical adhesive tape, can reduce anaphylactic reaction.

Preferably, as a modification, the number of the through holes is at least three, and the through holes are arranged along the length direction of the fixing belt. The fixing tightness can be effectively adjusted for venipuncture of different parts, so as to achieve better fixing effect.

Preferably, as an improvement, the number of the positioning buckle and the fixing belt is at least two. Can make fixed effect better through two fixed bands, damage the back as a fixed band simultaneously, can also use another fixed band to fix.

Drawings

Fig. 1 is a schematic front view of a first embodiment of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

FIG. 3 is a schematic front view of the left needle wing and the right needle wing of FIG. 2;

fig. 4 is a schematic front view of a second embodiment of the present invention;

FIG. 5 is a cross-sectional view at B-B of FIG. 4;

fig. 6 is a schematic view of a top-view partial cross-sectional structure of the position relationship between the left slider and the right slider after the left needle wing and the right needle wing are spread according to the second embodiment of the present invention;

fig. 7 is a schematic view of a top-down partial section structure of a position relationship between the left slider and the right slider after the left needle wing and the right needle wing are close to each other in the second embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the needle comprises a needle head 1, a needle seat 2, a left needle wing 3, a right needle wing 4, a lantern ring 5, a connecting band 6, a buffer layer 7, a positioning ring 8, a cavity 9, an elastic band 10, a left sliding block 11, a right sliding block 12, an air hole 13, a positioning buckle 14, a fixing band 15 and a through hole 16.

An embodiment substantially as described in figures 1 to 3 of the accompanying drawings:

a protective remaining needle comprises a needle head 1 and a needle base 2, wherein the lower end of the needle head 1 penetrates into the needle base 2, and the upper end of the needle head 1 is used for puncture. The needle wing includes left needle wing 3 and right needle wing 4, rotates on the needle file 2 to cup joint two curved lantern rings 5, a lantern ring 5 and left needle wing 3 integrated into one piece, another lantern ring 5 and right needle wing 4 integrated into one piece. Two parallel connecting bands 6 are fixedly connected between the left needle wing 3 and the right needle wing 4, the connecting bands 6 are used for compressing and fixing the needle base 2, and the connecting bands 6 are made of elastic materials.

As shown in fig. 2, a buffer layer 7 is adhered to each of the skin-facing sides of the left needle wing 3 and the right needle wing 4, the buffer layer 7 is used for preventing the needle holder 2 from contacting with the skin, and the buffer layer 7 is medical foam or sponge.

In specific implementation, the thumb and the index finger are respectively contacted with the left needle wing 3 and the right needle wing 4, and then force is applied to the middle to enable the thumb and the index finger to approach each other, so that the left needle wing 3 and the right needle wing 4 are driven to approach each other in the process (as shown in fig. 3); at the moment, the left needle wing 3 and the right needle wing 4 are combined into a needle wing which is positioned at the handheld part, so that the medical staff can conveniently puncture by holding. Then the needle head 1 is punctured into the vein, after the position of the needle head 1 is adjusted, the left needle wing 3 and the right needle wing 4 are respectively rotated to separate the two until the buffer layer 7 on the two is contacted with the skin, and the needle seat 2 is adjusted to drop onto the buffer layer 7. Finally, the needle stand 2 and the needle wing are fixed on the skin by using medical adhesive plaster.

Embodiment two is substantially as shown in figures 4 to 7:

the difference between this embodiment and the first embodiment is: a positioning ring 8 is fixedly sleeved on the needle base 2, a cavity 9 is formed in the positioning ring 8, the side wall of the positioning ring 8 corresponding to the cavity 9 is formed by sealing an elastic band 10 (the wave line in fig. 6 and 7 mainly indicates the elasticity of the elastic band 10), a left sliding block 11 and a right sliding block 12 are connected in the cavity 9 in a sliding mode, the left sliding block 11 and the right sliding block 12 are fixedly connected with the elastic band 10, one end of the left sliding block 11 extends out of the cavity 9 and is fixedly connected with the left needle wing 3, and one end of the right sliding block 12 extends out of the cavity 9 and is fixedly connected with the right needle wing 4. The left needle wing 3 and the right needle wing 4 are both provided with a plurality of air holes 13. The last integrated into one piece of left needle wing 3 has the location to detain 14, establishes the rigid coupling on the right needle wing 4 and has fixed band 15, and it has the through-hole 16 that supplies location to detain 14 to detain to open on the fixed band 15, and in this embodiment, the quantity of through-hole 16 is three at least, and sets up along fixed band 15 length direction, and the quantity of location knot 14 and fixed band 15 all is two at least

During specific implementation, the thumb and the forefinger are respectively contacted with the left needle wing 3 and the right needle wing 4, and then force is applied to the middle, so that the thumb and the forefinger are close to each other, the left needle wing 3 and the right needle wing 4 are driven to be close to each other in the process, the left needle wing 3 drives the left slider 11 to slide, and the right needle wing 4 drives the right slider 12 to slide, thereby the left slider 11 and the right slider 12 are driven to be close to each other. During the process, the part of the elastic band 10 between the left slider 11 and the right slider 12 which are close to each other is compressed, and the part of the elastic band 10 between the left slider 11 and the right slider 12 which are far away from each other is stretched, so that the elastic band 10 stores energy.

After puncture, the left needle wing 3 and the right needle wing 4 are released by fingers, the two are separated under the action of the elastic band 10 until the buffer layer 7 on the two is contacted with the skin, and the needle base 2 is adjusted to fall onto the buffer layer 7. Finally, the fixing band 15 is passed around the puncture site, and the positioning buckle 14 at the corresponding position is buckled into a proper through hole 16 on the fixing band 15, thereby completing the fixing. The whole puncture process does not need to use medical adhesive plaster, which is very friendly to patients allergic to the adhesive plaster.

The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (10)

1. The utility model provides a needle is kept somewhere to protection type, includes syringe needle and needle file, its characterized in that: the needle wing is movably arranged on the needle seat and comprises a left needle wing and a right needle wing, a buffer layer is arranged on one side, facing the skin, of the left needle wing and the right needle wing, and the buffer layer is used for preventing the needle seat from contacting the skin.

2. The protected type indwelling needle according to claim 1, wherein: the left needle wing and the right needle wing are both rotationally connected to the needle base.

3. The protected type indwelling needle according to claim 2, wherein: the needle base is fixedly sleeved with a positioning ring, a cavity is formed in the positioning ring, the side wall of the positioning ring, corresponding to the cavity, is formed by sealing an elastic belt, a left sliding block and a right sliding block are connected in the cavity in a sliding mode, the left sliding block and the right sliding block are fixedly connected with the elastic belt, one end of the left sliding block extends out of the cavity and is fixedly connected with a left needle wing, and one end of the right sliding block extends out of the cavity and is fixedly connected with a right.

4. A protected type indwelling needle according to any one of claims 1 to 3, wherein: and a connecting belt is connected between the left needle wing and the right needle wing and is used for compressing and fixing the needle seat.

5. The protected type indwelling needle according to claim 4, wherein: the connecting band is made of elastic materials.

6. The protected type indwelling needle according to claim 5, wherein: the buffer layer is foam or sponge.

7. The protected type indwelling needle according to claim 6, wherein: the left needle wing and the right needle wing are both provided with air holes.

8. The protected type indwelling needle according to claim 7, wherein: the left needle wing is provided with a positioning buckle, the right needle wing is provided with a fixing band, and the fixing band is provided with a through hole for the positioning buckle to buckle into.

9. The protected type indwelling needle according to claim 8, wherein: the quantity of through-hole is three at least, and sets up along fixed band length direction.

10. The protected type indwelling needle according to claim 9, wherein: the quantity of location knot and fixed band all is two at least.

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