CN212015606U

CN212015606U - Adjustable radial artery puncture fixing device

Info

Publication number: CN212015606U
Application number: CN202020128141.2U
Authority: CN
Inventors: 韦金鸾; 宁少芳; 张冰玉; 吕玉芬
Original assignee: First Affiliated Hospital of Guangxi Medical University
Current assignee: First Affiliated Hospital of Guangxi Medical University
Priority date: 2020-01-20
Filing date: 2020-01-20
Publication date: 2020-11-27
Anticipated expiration: 2030-01-20

Abstract

The utility model discloses an adjustable radial artery puncture fixing device, which comprises a base, wherein one end of the base is provided with a chute, and the other end of the base is provided with a through hole; the adjusting assembly comprises a first supporting plate and a second supporting plate hinged with the first supporting plate; a boss is arranged at one end of the first supporting plate and positioned in the sliding groove, and one end of the second supporting plate is hinged with the through hole; the utility model has simple and reasonable structure, is convenient for placing and fixing the body positions of the hand and the wrist joint during the arteriopuncture, firstly, the sliding groove is arranged on the base to adjust the height of the supporting plate, and the fixing position can be adjusted according to the condition of each patient, so that the height of the patient is moderate when the patient places the wrist joint; secondly, the fixing frame and the fixing frame are arranged, the outline formed between the fixing frame and the supporting plate is consistent with the outline of the cross section of the palm finger part, the four fingers penetrate through the palm from the holes below the fixing frame to be held upwards, the wrist and the hand can be conveniently placed and fixed, the operation is convenient, and the operation is safe and reliable.

Description

Adjustable radial artery puncture fixing device

Technical Field

The utility model belongs to the technical field of medical instrument and specifically relates to an adjustable radial artery puncture fixing device.

Background

Flexible arterial puncture is increasingly used in clinical practice, on the one hand, patients with hypoxia and respiratory failure are common in clinical work. These patients require varying degrees of oxygen for hospitalization. The method can be used for rapidly and accurately collecting arterial blood, can objectively reflect the nature and degree of respiratory failure of a patient by analyzing blood and gas, and is a reliable method for clinically judging hypoxia and carbon dioxide retention of the patient. Has important significance for clinically guiding oxygen therapy, adjusting various parameters of mechanical ventilation and correcting acid-base and electrolyte imbalance. We usually choose to collect arterial blood sample for blood gas analysis in clinic.

At present, the commonly used method for a doctor to puncture is to hold up the wrist of a patient with the left hand and carry out puncture with the needle held by the right hand. There is a great risk due to the difference in manipulation techniques. Moreover, for the patient in a coma state, because the patient does not have the autonomous behavior capability, the difficulty of the radial artery puncture is higher, and the patient often needs two persons to complete the puncture cooperatively, wherein one person holds up and fixes the wrist of the patient, and the other person carries out the puncture operation, so that the labor consumption is higher, and particularly for a busy resuscitation room, the labor intensity of medical workers is increased. At present, no proper tool suitable for assisting in the arteriopuncture is provided, so that the puncture success rate is improved, and the operation is standardized.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract of the specification and the title of the application may be somewhat simplified or omitted to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplification or omission may not be used to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the prior art.

Therefore, the technical problem to be solved by the present invention is that when the radial artery puncture is performed at present, the blood vessel is often easily invaginated if the hand is kept flat, and moreover, for the patient in a coma state, the difficulty of the radial artery puncture is larger because the patient does not have the autonomous behavior capability.

In order to solve the technical problem, the utility model provides a following technical scheme: an adjustable radial artery puncture fixing device comprises a base, wherein one end of the base is provided with a sliding chute, and the other end of the base is provided with a through hole; the adjusting assembly comprises a first supporting plate and a second supporting plate hinged with the first supporting plate; the first supporting plate is provided with a boss at one end, the boss is located in the sliding groove, and one end of the second supporting plate is hinged to the through hole.

As the utility model discloses an adjustable radial artery puncture fixing device's an preferred scheme, wherein: the spout is the elongated slot type, the width of spout with the diameter of boss is unanimous.

As the utility model discloses an adjustable radial artery puncture fixing device's an preferred scheme, wherein: the spout is to a side undercut formation a plurality of constant head tank, the constant head tank width with the diameter of boss is unanimous.

As the utility model discloses an adjustable radial artery puncture fixing device's an preferred scheme, wherein: the positioning groove comprises a first surface and a second surface, the first surface is perpendicular to the side face of the sliding groove, and the second surface is an arc-shaped curved surface and tangent to the side face of the sliding groove.

As the utility model discloses an adjustable radial artery puncture fixing device's an preferred scheme, wherein: the one end that first layer board kept away from the boss is provided with the holding tank, the second layer board with first layer board articulated one end is provided with the cambered surface, the cambered surface is formed by the quarter cylinder, the cambered surface with the holding tank is tangent and is located in the holding tank.

As the utility model discloses an adjustable radial artery puncture fixing device's an preferred scheme, wherein: the holding tank both ends are provided with the round hole, the cambered surface is corresponding is provided with the pivot, the cambered surface with the holding tank is articulated.

As the utility model discloses an adjustable radial artery puncture fixing device's an preferred scheme, wherein: an accommodating space is formed inside the base, the width of the accommodating space is larger than that of the first supporting plate, and the width of the first supporting plate is consistent with that of the second supporting plate.

As the utility model discloses an adjustable radial artery puncture fixing device's an preferred scheme, wherein: the adjusting assembly further comprises a binding band, one end of the binding band is connected to one side of the first supporting plate, and the other end of the binding band is adhered to the other side of the first supporting plate in a thread gluing mode.

As the utility model discloses an adjustable radial artery puncture fixing device's an preferred scheme, wherein: the adjusting component further comprises a fixing frame, one end of the fixing frame is movably connected with the through hole, and the outline formed between the fixing frame and the second supporting plate is consistent with the outline of the cross section of the palm finger part.

The utility model has the advantages that: the utility model has the advantages of simple and reasonable structure, hand and wrist joint position are put and are fixed when being convenient for scratching the arteriopuncture. Firstly, the sliding chute is arranged on the base, so that the height of the supporting plate can be adjusted, and the fixing position can be adjusted according to the condition of each patient, so that the height of the patient is moderate when the patient is placed on the wrist joint; secondly, a binding band and a fixing frame are arranged, the profile formed between the fixing frame and the supporting plate is consistent with the profile of the cross section of the palm finger part, and the four fingers penetrate through the palm from holes below the fixing frame to be held upwards, so that the wrist and the hand can be conveniently placed and fixed; the application saves time, reduces potential safety hazards, and is convenient to operate, safe and reliable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic structural view of an adjustable radial artery puncture fixing device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a chute and an adjustment process in the adjustable flexible arteriopuncture fixing device according to an embodiment of the present invention;

fig. 3 is a schematic structural view illustrating a first support plate and a second support plate hinged to each other in an adjustable flexible arterial puncture fixing device according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a binding band of the adjustable radial artery puncture fixing device according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a fixing frame in the adjustable flexible arteriopuncture fixing device according to an embodiment of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of illustration, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Further still, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1-2, the present embodiment provides an adjustable arteria flex puncture fixing device, which includes a base 100, the base plays a role of supporting other components, when in use, the base is placed on a horizontal plane, one end of the base 100 is provided with a sliding groove 101, the sliding groove 101 is a long groove type, and the other end of the base 100 is provided with a through hole 102;

further, the adjusting assembly 200 comprises a first supporting plate 201 and a second supporting plate 202 hinged to the first supporting plate 201, the length of the first supporting plate 201 is larger than that of the second supporting plate 202, the first supporting plate 201 is used for placing a forearm of a patient, a wrist joint is placed at the hinged position of the first supporting plate 201 and the second supporting plate 202, the back of the hand is attached to the second supporting plate 202, a boss 201a is arranged at one end of the first supporting plate 201, the boss 201a is located in the sliding groove 101, the width of the sliding groove 101 is consistent with the diameter of the boss 201a, and the boss 201a can move in the sliding groove 101; one end of the second supporting plate 202 is hinged to the through hole 102, the other end of the second supporting plate is hinged to the first supporting plate 201, and preferably, the surfaces of the first supporting plate 201 and the second supporting plate 202 are provided with a layer of sponge cushion, so that a patient cannot feel uncomfortable during use.

Preferably, the chute 101 is recessed downward toward one side to form a plurality of positioning grooves 101a, and the width of the positioning grooves 101a is consistent with the diameter of the boss 201 a. The first supporting plate 201 needs to be positioned after sliding at a proper angle to prevent deviation, the boss 201a stops moving when in a proper position, and the boss 201a can slide into the positioning groove 101a to complete the fixation of the first supporting plate 201. The positioning groove 101a comprises a first surface 101a-1 and a second surface 101a-2, the first surface 101a-1 is perpendicular to the side surface of the sliding groove 101, the first surface 101a-1 has a limiting effect on the boss 201a, the second surface 101a-2 is an arc-shaped curved surface and is tangent to the side surface of the sliding groove 101, and when the height of the first supporting plate 201 is reduced, the boss 201a moves in the sliding groove 101 and naturally slides into the positioning groove 101a through the second surface 101 a-2.

Further, the base 100 forms an accommodating space M inside, the width of the accommodating space M is greater than the width of the first supporting plate 201, the width of the first supporting plate 201 is consistent with that of the second supporting plate 202, when the device is not used, the first supporting plate 201 and the second supporting plate 202 can be placed horizontally, the boss 201a moves to the outermost side of the chute 101, and the first supporting plate 201 and the second supporting plate 202 are just placed in the accommodating space M.

During actual use, aiming at different patients, the heights of the first supporting plate 201 and the second supporting plate 202 need to be adjusted, namely, the position of the boss 201a on the sliding groove 101 is adjusted, the forearm of the patient is placed on the first supporting plate 201, the wrist joint is placed at the highest point of the first supporting plate 201 and the second supporting plate 202, the palm is placed on the second supporting plate 202, the palm faces upwards, the height of the first supporting plate 201 is adjusted according to the situation, the positioning is completed, and then the radial artery puncture is performed.

Example 2

Referring to fig. 3, a second embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the end of the first supporting plate 201 far away from the boss 201a is provided with a holding groove 201b, the holding groove 201b is a quarter cylindrical groove, the end of the corresponding second supporting plate 202 hinged to the first supporting plate 201 is provided with an arc surface 202a, the arc surface 202a is formed by a quarter cylinder, and the arc surface 202a is tangent to the holding groove 201b and is located in the holding groove 201 b. The holding tank 201b sets up with the axle center with cambered surface 202a, and the articulated department of first layer board 201 and second layer board 202 forms the arc surface, and wrist joint can not oppress the back of the hand with the edges and corners when placing the upper surface.

Furthermore, round holes 201b-1 are formed in two ends of the accommodating groove 201b, a rotating shaft 202a-1 is correspondingly arranged on the arc surface 202a, the arc surface 202a is hinged to the accommodating groove 201b, and the rotating shaft is arranged in the round holes 201b-1 to form a revolute pair, so that rotation is facilitated.

Example 3

Referring to fig. 4, a third embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the adjusting assembly 200 further comprises a strap 203, one end of the strap 203 is connected to one side of the first supporting plate 201, and the other end of the strap 203 is adhesively bonded to the other side of the first supporting plate 201.

Preferably, at least one bandage 203 is arranged on the first supporting plate 201, the bandage 203 is made of hook-and-loop fasteners, and tightness can be adjusted according to different sizes of the arms of the patient, so that the effect of fixing the arms is achieved.

Further, the base 100 plays a role in supporting other components, when in use, the base is placed on a horizontal plane, one end of the base 100 is provided with a chute 101, the chute 101 is in a long groove shape, and the other end of the base 100 is provided with a through hole 102;

Example 4

Referring to fig. 5, a fourth embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the adjusting assembly 200 further comprises a fixing frame 204, one end of the fixing frame 204 is movably connected with the through hole 102, and the outline formed between the fixing frame 204 and the second supporting plate 202 is consistent with the cross-sectional outline of the palm finger. When the palm is attached to the second supporting plate 202, the palm needs to be fixed at the same time in order to be adapted to different patients; after adjusting to a proper angle, the arm is placed on the first supporting plate 201, the palm is placed on the second supporting plate 202, and the fingers are passed through the fixing frame 204 and hold the fixing frame 204, so that the whole arm is fixed.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. An adjustable radial artery puncture fixing device is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the device comprises a base (100), wherein one end of the base (100) is provided with a sliding groove (101), and the other end of the base (100) is provided with a through hole (102);

the adjusting assembly (200) comprises a first supporting plate (201) and a second supporting plate (202) hinged with the first supporting plate (201);

a boss (201a) is arranged at one end of the first supporting plate (201), the boss (201a) is located in the sliding groove (101), and one end of the second supporting plate (202) is hinged to the through hole (102).

2. The adjustable radial artery puncture fixation device of claim 1, wherein: the sliding groove (101) is of a long groove shape, and the width of the sliding groove (101) is consistent with the diameter of the boss (201 a).

3. The adjustable radial artery puncture fixation device of claim 1 or 2, wherein: the sliding groove (101) is downwards sunken towards one side to form a plurality of positioning grooves (101a), and the width of each positioning groove (101a) is consistent with the diameter of the boss (201 a).

4. The adjustable radial artery puncture fixation device of claim 3, wherein: the positioning groove (101a) comprises a first surface (101a-1) and a second surface (101a-2), the first surface (101a-1) is perpendicular to the side surface of the sliding groove (101), and the second surface (101a-2) is an arc-shaped curved surface and tangent to the side surface of the sliding groove (101).

5. The adjustable radial artery puncture fixation device of claim 1, wherein: one end, far away from boss (201a), of first layer board (201) is provided with holding tank (201b), second layer board (202) with first layer board (201) articulated one end is provided with cambered surface (202a), cambered surface (202a) are formed by the quarter cylinder, cambered surface (202a) with holding tank (201b) are tangent and are located in holding tank (201 b).

6. The adjustable radial artery puncture fixation device of claim 5 wherein: round holes (201b-1) are formed in two ends of the accommodating groove (201b), a rotating shaft (202a-1) is correspondingly arranged on the arc surface (202a), and the arc surface (202a) is hinged to the accommodating groove (201 b).

7. The adjustable flexible arterial puncture fixing device according to any one of claims 4 to 6, wherein: an accommodating space (M) is formed inside the base (100), the width of the accommodating space (M) is larger than that of the first supporting plate (201), and the width of the first supporting plate (201) is consistent with that of the second supporting plate (202).

8. The adjustable radial artery puncture fixation device of claim 7, wherein: the adjusting assembly (200) further comprises a binding band (203), one end of the binding band (203) is connected to one side of the first supporting plate (201), and the other end of the binding band (203) is adhered to the other side of the first supporting plate (201) in a sticking and gluing mode.

9. The adjustable radial artery puncture fixation device of claim 8, wherein: the adjusting assembly (200) further comprises a fixing frame (204), one end of the fixing frame (204) is movably connected with the through hole (102), and the outline formed between the fixing frame (204) and the second supporting plate (202) is consistent with the outline of the cross section of the palm finger.