CN214907854U - Needle guide and PICC put a tub auxiliary device - Google Patents

Abstract

The utility model discloses a needle guide and PICC put a tub auxiliary device, needle guide include cassette, faller and two angle scales, and the faller is articulated with the cassette, is provided with the guide pin groove on the face. The needle plate can rotate around the articulated shaft with the cassette to can adjust the guide pin angle in guide pin groove wantonly, enlarge the application scope of needle guide. Two angle scales are arranged on the clamping seats on the two sides of the needle plate side by side, the angle scales coincide with the rotating path of the needle plate, and the rotating angle of the needle plate can be observed through the angle scales, so that the angle of the guide pin is determined. The auxiliary device comprises an ultrasonic probe and a needle guide, wherein a clamping seat of the needle guide is clamped on the ultrasonic probe, when the needle guide is used, the depth of a blood vessel is detected through the ultrasonic probe, a needle plate is manually rotated to a corresponding angle according to the depth of the blood vessel, then the needle guide inserted with a puncture needle is clamped on the ultrasonic probe, and then medical staff can push the needle according to the same needle pushing scale.

Description

Needle guide and PICC put a tub auxiliary device

Technical Field

The utility model relates to a pjncture needle technical field, concretely relates to needle guide and PICC put a tub auxiliary device.

Background

PICC catheterization is to utilize the pipe to puncture from the vein of periphery arm, and the pipe directly gets into the vein near the heart, avoids chemotherapy medicine and arm vein direct contact. With the rapid increase of venous blood flow, the chemotherapy drug can be diluted rapidly, and the stimulation of the drug to veins is prevented.

The depth of the blood vessel of different people is different in the traditional PICC branch tube operation needle, and medical personnel need to control the depth of the push needle by the experience of the medical personnel in the process of inserting the puncture needle, so that most of the medical personnel are difficult to control. The PICC of present improvement type puts the operation of managing is through the degree of depth that ultrasonic probe detected blood vessel apart from the skin surface before the art, then selects corresponding needle guide to clamp on ultrasonic probe according to testing result, and the needle guide has certain guide pin angle, can inject the pjncture needle and pierce human advancing needle angle, so, to the blood vessel of the different degree of depth, medical personnel can change corresponding needle guide, keeps the same depth of pushing away the needle, makes things convenient for medical personnel to control the depth of pushing away the needle. However, most of the existing needle guides only aim at blood vessels with certain depths, the application range is narrow, if the depth of the blood vessels does not correspond to the needle guides, medical staff need to control the depth of the pushed needle by the experience of the medical staff, and the actual medical needs are difficult to meet.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a needle guide and PICC put a tub auxiliary device can be according to the guide pin angle of blood vessel degree of depth adjustment needle guide to the needle angle of inserting of adjustment pjncture needle enlarges the application scope of needle guide, in order to satisfy the actual demand of doctorsing and nurses.

The specific technical scheme is as follows:

in a first aspect, there is provided a needle guide comprising:

the clamping seat is matched with the ultrasonic probe;

one end of the needle plate is hinged with the clamping seat, and a guide needle groove is formed in the surface of the needle plate;

two angle scales set up side by side in the both sides of faller, and follow the rotation route of faller sets up, angle scale one end with cassette fixed connection.

With reference to the first aspect, in a first implementable manner of the first aspect, the angle scale is provided with a plurality of limiting grooves, the limiting grooves are uniformly distributed along the rotation path, and the needle plate is provided with limiting posts matched with the limiting grooves.

With reference to the first aspect, in a second implementable manner of the first aspect, the needle board is provided with an indicator.

In a second aspect, there is provided a needle guide comprising:

the clamping seat is matched with the ultrasonic probe;

one end of the needle plate is hinged with the clamping seat, a guide pin groove is formed in the plate surface, and limiting columns are arranged on two sides of the needle plate;

two curved spacing strips set up side by side in the both sides of faller, and follow the rotation route of faller sets up, spacing one end with cassette fixed connection, spacing strip follow the rotation route seted up a plurality of with spacing post matched with spacing groove.

With reference to the second aspect, in a first implementable manner of the second aspect, all the limiting grooves are uniformly distributed along the rotation path of the needle plate.

In a second aspect, a PICC catheterization assisting device is provided, including:

a needle guide of any one of the first aspect, the first and second realizable manners of the first aspect, the second aspect, and the first realizable manner of the second aspect;

the ultrasonic probe is provided with a mounting groove matched with the needle guide, and the clamping seat of the needle guide is clamped in the mounting groove.

Has the advantages that: adopt the utility model discloses a needle guide and PICC put a tub auxiliary device can be according to the guide pin angle of the blood vessel degree of depth adjustment needle guide that ultrasonic probe surveyed, and the angle of inserting of the guide pin angular adjustment pjncture needle through adjustment needle guide is in order to adapt to the blood vessel degree of depth to enlarge the application scope of needle guide, in order to satisfy the needs of doctorsing and nurses of reality.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

Fig. 1 is a schematic structural view of a needle guide according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a needle guide according to another embodiment of the present invention;

fig. 3 is a schematic structural diagram of an auxiliary device according to an embodiment of the present invention;

reference numerals:

1-cassette, 2-ultrasonic probe, 3-needle plate, 4-guide pin groove, 5-angle scale, 6-limit groove, 7-limit column, 8-limit strip, 9-guide pin.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

Embodiment one, as shown in figure 1, the needle guide has a schematic structural diagram, the needle guide includes:

the clamping seat 1 is matched with the ultrasonic probe 2;

one end of the needle plate 3 is hinged with the clamping seat 1, and a guide needle groove 4 is formed in the surface of the needle plate;

two angle scales 5, set up side by side in the both sides of faller 3, and follow the rotation route of faller 3 sets up, 5 one end of angle scale with cassette 1 fixed connection.

Specifically, the needle plate 3 is a flat plate, a circular arc-shaped guide groove 4 is formed in the plate surface, the guide groove 4 can extend from the front end to the rear end of the needle plate 3, and the front end of the needle plate 3 can be hinged with the front end of the clamping seat 1. So, faller 3 just can form a triangle-shaped with cassette 1 to can rotate around the articulated shaft with cassette 1, thereby can adjust the guide pin angle of guide pin groove 4 wantonly, enlarge the application scope of needle guide.

For the convenience of medical personnel adjustment guide pin angle, be provided with two curved angle scales 5 on the cassette 1 of the both sides of faller 3 side by side, this angle scale 5 and faller 3's rotation path coincidence, so, medical personnel can observe the turned angle of faller 3 through angle scales 5 when rotating faller 3 according to the blood vessel degree of depth that ultrasonic probe 2 detected to confirm the guide pin angle.

The clamp seat 1 can clamp in the draw-in groove that is used for PICC to put ultrasonic probe 2 of pipe, during the use, can survey the vascular degree of depth through ultrasonic probe 2 earlier, medical personnel can rotate faller 3 to the angle department that corresponds according to the vascular degree of depth is manual, later clamp seat 1 that will insert the pjncture needle clamps on ultrasonic probe 2, so the needle guide just forms wholly with ultrasonic probe 2, need not hold the needle guide with the hand, later medical personnel can push away the needle according to the same needle pushing scale.

In this embodiment, preferably, the angle scale 5 is provided with a plurality of limiting grooves 6, the limiting grooves 6 are uniformly distributed along the rotating path, and the needle plate 3 is provided with limiting posts 7 matched with the limiting grooves 6. In order to avoid that the needle plate 3 rotates in the needle pushing process to cause the change of the angle of the guide needle, a plurality of limiting grooves 6 can be formed on the angle scale 5 along the rotating path, and each limiting groove 6 corresponds to the depth of one blood vessel respectively. Medical personnel can rotate faller 3 to corresponding spacing groove 6 departments according to the blood vessel degree of depth to in going into the draw-in groove with 7 cards of spacing post, so, can fix the guide pin angle of faller 3, avoid faller 3 to take place to rotate at the push pin in-process.

In this embodiment, it is preferable that the needle board 3 is provided with an indication mark. In order to facilitate the medical staff to observe the rotation angle of the needle plate 3, an indication mark can be arranged on the side wall of the needle plate 3, and the indication mark can be an indication arrow which points to the scale of the angle scale 5.

Second embodiment, as shown in fig. 2, a structure diagram of a needle guide is shown, the needle guide includes:

the clamping seat 1 is matched with the ultrasonic probe 2;

one end of the needle plate 3 is hinged with the clamping seat 1, a guide needle groove 4 is formed in the plate surface, and limiting columns 7 are arranged on two sides of the needle plate;

two curved spacing strips 8 set up side by side in the both sides of faller 3, and follow the rotation route of faller 3 sets up, spacing strip 8 one end with cassette 1 fixed connection, spacing strip 8 follow the rotation route seted up a plurality of with spacing post 7 matched with spacing groove 6.

Specifically, the second embodiment is substantially the same as the first embodiment, and the main differences are as follows: what 3 both sides of faller set up side by side is two curved spacing 8, this arc spacing 8 coincides with the rotation route of faller 3, spacing 8 rotation can be followed to faller 3, and a plurality of spacing grooves 6 have been seted up on spacing 8, different spacing grooves 6 correspond different vascular degree of depth respectively, thus, medical personnel can be according to the vascular degree of depth, rotate faller 3 to corresponding spacing groove 6 department, and go into the draw-in groove with spacing 7 card income cards, thereby the guide pin angle of adjustment needle guide, the application scope of needle guide has been enlarged.

In this embodiment, it is preferable that all the spacing grooves 6 are uniformly distributed along the rotational path of the needle board 3. In order to facilitate medical staff to master the angle of the rotating needle plate 3, the limiting grooves 6 can be uniformly distributed along the rotating path of the needle plate 3, so that the angle difference between every two limiting grooves 6 is constant, and the medical staff can conveniently determine the limiting grooves 6 corresponding to the blood vessel depth.

As shown in fig. 3, the PICC catheterization auxiliary device comprises:

the needle guide 9;

the ultrasonic probe 2 is provided with a mounting groove matched with the needle guide 9, and the clamping seat 1 of the needle guide 9 is clamped in the mounting groove.

The front end of the needle plate 3 can be hinged with the front end of the clamping seat 1. So, the faller 3 just can form a triangle-shaped with cassette 1 to can rotate around the articulated shaft with cassette 1, thereby can adjust the guide pin angle of guide pin groove 4 wantonly, enlarge the application scope of needle guide 9.

For the convenience of medical personnel adjustment guide pin angle, be provided with two curved angle scales 5 on the cassette 1 of the both sides of faller 3 side by side, this angle scale 5 and faller 3's rotation path coincidence, so, medical personnel can observe the turned angle of faller 3 through angle scales 5 when rotating faller 3 according to the blood vessel degree of depth that ultrasonic probe 2 detected to confirm the guide pin angle.

The cassette 1 of needle guide 9 can clamp in the draw-in groove that is used for PICC to put the ultrasonic probe 2 of pipe, ultrasonic probe 2 can be medical B ultrasonic probe, can survey the vascular degree of depth through ultrasonic probe 2, medical personnel can rotate faller 3 to the angle department that corresponds according to the vascular degree of depth is manual, later clamp the cassette 1 that will insert the pjncture needle on ultrasonic probe 2, so needle guide 9 just forms wholly with ultrasonic probe 2, need not hold needle guide 9 with the hand, later medical personnel can push away the needle according to the same needle of pushing away yardstick.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (6)

1. A needle guide, comprising:

the clamping seat is matched with the ultrasonic probe;

one end of the needle plate is hinged with the clamping seat, and a guide needle groove is formed in the surface of the needle plate;

two angle scales set up side by side in the both sides of faller, and follow the rotation route of faller sets up, angle scale one end with cassette fixed connection.

2. The needle guide of claim 1, wherein said angle scale is provided with a plurality of limiting grooves, said limiting grooves are uniformly distributed along said rotation path, and said needle plate is provided with limiting posts matching with said limiting grooves.

3. The needle guide of claim 1, wherein said needle plate is provided with an indicator mark.

4. A needle guide, comprising:

the clamping seat is matched with the ultrasonic probe;

one end of the needle plate is hinged with the clamping seat, a guide pin groove is formed in the plate surface, and limiting columns are arranged on two sides of the needle plate;

two curved spacing strips set up side by side in the both sides of faller, and follow the rotation route of faller sets up, spacing one end with cassette fixed connection, spacing strip follow the rotation route seted up a plurality of with spacing post matched with spacing groove.

5. The needle guide of claim 4, wherein all said retaining grooves are evenly distributed along the rotational path of the needle plate.

6. The utility model provides a PICC puts a tub auxiliary device which characterized in that includes:

a needle guide according to any one of claims 1 to 5;

the ultrasonic probe is provided with a mounting groove matched with the needle guide, and the clamping seat of the needle guide is clamped in the mounting groove.

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