CN218651959U

CN218651959U - Device for assisting venipuncture

Info

Publication number: CN218651959U
Application number: CN202222065244.0U
Authority: CN
Inventors: 渠亚超; 杨丽珺; 刘梅; 张玉林; 马霞; 孙蕊芸; 王金环; 刘松涛; 魏乔欣
Original assignee: Beijing Youan Hospital
Current assignee: Beijing Youan Hospital
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-03-21
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a device for assisting vein puncture belongs to medical instrument technical field, including base, lifting plate structure, fixation clamp and barrier plate, the activity is equipped with the lifting plate structure on the base, is equipped with the fixation clamp on the lifting plate structure, and the fixation clamp includes first clamping piece and second clamping piece, and first clamping piece and second clamping piece all are circular-arcly, and the bottom of first clamping piece and second clamping piece all articulates on the lifting plate structure, and it opens mouthful to form between the top of first clamping piece and second clamping piece, is equipped with on the base the barrier plate, and the both sides of fixation clamp are located to the barrier plate to support on the arcwall face of fixation clamp. This application makes the barrier plate extrusion fixation clamp through the lift of lifter plate structure to change the size of opening one's mouth of fixation clamp, fixed patient's arm position avoids patient's arm swing to influence the acupuncture, and the fixation clamp acts as the tourniquet, saves operation flow.

Description

Device for assisting venipuncture

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to a device for assisting vein puncture.

Background

Venipuncture generally refers to the puncturing of a vein with a venipuncture needle under aseptic operation, which is usually used for blood drawing or transfusion, and the venipuncture may be performed on different patients and different sites. When the venipuncture is carried out, special attention needs to be paid to the aseptic operation in the puncture process, so that the infection caused by the entering of dirt into a human body is prevented, and the venous blood backflow is temporarily blocked by using an elastic rubber tube as a tourniquet. Furthermore, after venipuncture, the patient should be pressed for a certain time to prevent bleeding. It is also desirable to keep the puncture site clean and clean to prevent infection.

Venipuncture is used for infusion and typically superficial veins are selected for puncture, such as veins in the back of the hand, forearm and instep, usually from the distal end to the proximal end. When superficial venipuncture is difficult, deep vein catheterization including femoral vein, subclavian vein, internal jugular vein and the like can be selected to avoid great stimulation to blood vessels due to repeated puncture. However, for blood drawing tests, the elbow vein puncture is often selected.

In the prior art, patent publication No. CN215193385U discloses a fixing device for arteriovenous puncture, in which when a patient's arm is fixed on a supporting plate, a binding band still needs to be manually bound on the arm, and in the previous preparation, manpower and material resources still need to be consumed, thereby reducing the work efficiency of medical staff.

Therefore, how to provide a novel venipuncture device to automatically fix the arm of a patient, avoid wasting manpower and material resources, and improve the working efficiency of medical workers is a technical problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a device for assisting vein puncture to solve among the prior art because the unsafe problem of puncture that leads to is removed to patient's arm during vein puncture.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a device for assisting vein puncture, includes base, lifting plate structure, fixation clamp and barrier plate, the activity is equipped with on the base the lifting plate structure, be equipped with on the lifting plate structure the fixation clamp, the fixation clamp includes first clamping piece and second clamping piece, first clamping piece with the second clamping piece all is circular-arcly, first clamping piece with the bottom of second clamping piece all articulate in on the lifting plate structure, first clamping piece with form between the top of second clamping piece and open mouthful, be equipped with on the base the barrier plate, just the barrier plate is located the both sides of fixation clamp, and support on the arcwall face of fixation clamp.

Further, the elevating plate structure includes fixed plate and elevator motor, the fixed plate is located the top of base, just the both sides of fixed plate are articulated to be equipped with first clamping piece with the second clamping piece, elevator motor's bottom is fixed in the base, elevator motor's telescopic link stretches out the base with the bottom of fixed plate is articulated.

Further, still include gasbag and air pump, the medial surface of fixation clamp is equipped with the gasbag, be equipped with in the base the air pump, the gasbag with the air pump communicates each other.

Furthermore, an angle adjusting disc is arranged between the telescopic rod of the lifting motor and the fixing plate, the angle adjusting disc is fixedly arranged at the bottom end of the fixing plate, and the telescopic rod of the lifting motor is hinged to the angle adjusting disc.

Further, still include the hand and place the structure, the hand is placed the structure and is included first backup pad, second backup pad and hinge, the bottom mounting of first backup pad is located on the base, just first backup pad is located the front end of lifter plate structure, the upper end of first backup pad is passed through the hinge articulates there is the second backup pad.

Further, the second supporting plate at least comprises a first state, and when the second supporting plate is in the first state, the second supporting plate is lapped at the side edge of the first supporting plate, and the first supporting plate and the second supporting plate are overlapped along the vertical direction.

Further, the second support plate also comprises a second state, and when the second state is detected, the second support plate is transversely lapped on the first support plate, and a right angle is formed between the first support plate and the second support plate.

Further, the limit angle of the hinge is 270 °.

Further, still include the pressure display screen, the pressure display screen is located on the base, the pressure display screen with the air pump electricity is connected.

Further, still include the lifting switch, be equipped with on the base lifting switch, lifting switch with the elevator motor electricity is connected.

The utility model has the advantages of as follows:

this application is equipped with the lifting plate structure on the base, is equipped with the fixation clamp on the lifting plate structure, and the fixation clamp is used for fixed patient's arm. The two sides of the base are provided with blocking plates which are abutted against the arc-shaped surface of the fixing clamp. Through the lift of elevating plate structure, make the barrier plate extrusion fixation clamp to change the opening size of fixation clamp. In the initial state, the lifting plate structure is lifted for a certain distance, so that the stop plate is abutted against the bottom end of the arc surface of the fixing clamp, and at the moment, the opening of the fixing clamp is slightly larger. During the use, patient's arm gets into from opening of fixation clamp and places on the lifter plate structure, then makes the lifter plate structure descend downwards, and the barrier plate extrudees the fixation clamp gradually, makes the opening of fixation clamp closed to fix patient's arm on the lifter plate structure. The whole process is carried out automatically, the position of the arm of the patient is fixed, the swing of the arm of the patient is prevented from influencing the puncture, the fixing clamp can serve as a tourniquet, and the operation process of medical personnel is saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is an initial state diagram of the lifting plate structure and the hand placing structure provided by the present invention;

fig. 2 is a usage status diagram of the lifting plate structure and the hand placing structure provided by the present invention;

fig. 3 is a schematic structural view of a lifting plate structure provided by the present invention;

in the figure:

1, a base; 2 a lifting plate structure; 201 fixing the plate; 202 a lifting motor; 3, fixing a clamp; 301 a first clip piece; 302 a second clip; 4 a blocking plate; 5 a hand placement structure; 501 a first supporting plate; 502 a second support plate; 503 hinge; 6, adjusting the angle of the disc; 7, an air bag; 8, an air pump; 9 a pressure display screen; 10 lifting switch.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to solve the related technical problem that exists among the prior art, this application embodiment provides a device for assisting vein puncture, aims at solving the inaccurate scheduling problem of current puncture, realizes the stable effect of puncture. As shown in fig. 1, the hand placing structure specifically comprises a base 1, a lifting plate structure 2, a fixing clamp 3, a blocking plate 4 and a hand placing structure 5. The activity is equipped with elevating plate structure 2 on the base 1, and elevating plate structure 2 includes fixed plate 201 and elevator motor 202, and base 1's top is located to fixed plate 201, and elevator motor 202's bottom is fixed in base 1, and elevator motor 202's telescopic link stretches out base 1 and is articulated with the bottom of fixed plate 201. The telescopic rod in the lifting motor 202 moves up and down to drive the fixing plate 201 on the base 1 to move up and down. The base 1 is provided with a lifting switch 10, the lifting switch 10 is electrically connected with a lifting motor 202, the lifting switch 10 comprises a lifting key and a descending key, and the lifting motor 202 is controlled to move upwards or downwards by pressing the lifting switch 10.

As shown in fig. 3, an angle adjusting plate 6 is arranged between the telescopic rod of the lifting motor 202 and the fixing plate 201, the angle adjusting plate 6 is arranged at the bottom end of the fixing plate 201, the telescopic rod of the lifting motor 202 is hinged on the angle adjusting plate 6, the fixing plate 201 can be tilted forwards or backwards according to the needs of a patient, and the body position requirements of the patient are met. The angle adjusting disc 6 is provided with a positioning pin, and after the angle of the fixing plate 201 is determined, the positioning pin is screwed down to fix the telescopic rod in the angle adjusting disc 6, so that the position of the fixing plate 201 is fixed.

As shown in fig. 1, a fixing clip 3 is disposed on the fixing plate 201, the fixing clip 3 includes a first clip piece 301 and a second clip piece 302, the first clip piece 301 and the second clip piece 302 are both arc-shaped, and bottom ends of the first clip piece 301 and the second clip piece 302 are both hinged to the fixing plate 201. An opening is formed between the top ends of the first jaw 301 and the second jaw 302, and the arm of the patient enters from the opening of the first jaw 301 and the second jaw 302. The base 1 is provided with a blocking plate 4, and the blocking plate 4 is arranged on two sides of the fixing clamp 3 and is abutted against the arc-shaped surface of the fixing clamp 3. Through the lift of elevating plate structure 2, make 4 extrusion fixation clamps 3 of barrier plate to change the size of opening of fixation clamps 3, and then fix patient's arm in fixation clamps 3. The concrete process that the stop plate 4 extrudes the fixing clamp 3 is as follows: the fixing plate 201 moves downward, the fixing clip 3 thereon also moves downward, and at this time, the blocking plates 4 at both sides of the base 1 gradually press the arc-shaped surfaces of the first clamping piece 301 and the second clamping piece 302, so that the first clamping piece 301 and the second clamping piece 302 gradually approach inward around the hinge point thereof, thereby tightening the first clamping piece 301 and the second clamping piece 302.

As shown in fig. 1, in the initial state, the fixing plate 201 is lifted a certain distance, so that the blocking plate 4 abuts against the bottom end of the arc-shaped surface of the fixing clip 3, and at this time, the opening of the fixing clip 3 is slightly larger; in use, the arm of the patient enters from the opening of the fixing clip 3 and is placed on the fixing plate 201, and then the fixing plate 201 is lowered downward. As shown in fig. 2, the blocking plate 4 gradually presses the fixing clip 3 to close the opening of the fixing clip 3, thereby fixing the arm of the patient to the fixing plate 201. The position of the arm of the patient is fixed, the arm of the patient is prevented from swinging to influence the acupuncture, and the fixing clamp 3 can be used as a tourniquet, so that the operation flow of medical personnel is saved; after the patient puncture was accomplished, make fixed plate 201 rise again, fixation clamp 3 is not hindered the extrusion of baffle 4, and fixation clamp 3 resumes to the initial state of opening one's mouth around the pin joint, and patient's arm takes out from fixation clamp 3.

The medial surface of fixation clamp 3 is equipped with gasbag 7, is equipped with air pump 8 in the base 1, and air pump 8 is marked as the dotted line in figure 1, and gasbag 7 and air pump 8 communicate each other. A pressure display screen 9 is arranged on the base 1, and the pressure display screen 9 is electrically connected with the air pump 8. Pressure display screen 9 is the touch-sensitive screen, makes air pump 8 aerify in to gasbag 7 through operating pressure display screen 9, and the patient arm in the gasbag 7 extrusion fixation clamp 3 to act as the effect of tourniquet, need not overlap in addition and establish the tourniquet, simplify medical personnel's operation flow, improve medical personnel's work efficiency. The pressure display screen 9 also displays the pressure value of the air bag 7, so that the medical staff can adjust the pressure value conveniently. In order to increase the pressure on the arm of the patient, the fixing plate 201 is also provided with an air bag 7, and the air bag 7 is located between the first clamping piece 301 and the second clamping piece 302, so that the arm of the patient is completely wrapped by the air bag 7.

As shown in fig. 1, a hand placing structure 5 is fixedly disposed on the base 1, and the hand placing structure 5 is disposed at the front end of the lifting plate structure 2. The hand placing structure 5 is used for placing the wrist of the medical staff, and provides a support for the wrist, so that the wrist of the patient with the needle is prevented from shaking to cause the false pricking. The hand placing structure 5 comprises a first supporting plate 501, a second supporting plate 502 and a hinge 503, wherein the bottom end of the first supporting plate 501 is fixed on the base 1, the upper end of the first supporting plate 501 is hinged with the second supporting plate 502, and the first supporting plate 501 and the second supporting plate 502 are hinged through the hinge 503. The hinge 503 has a limited angle of 270 °, that is, the second support plate 502 cannot rotate any more after rotating 270 °, and the second support plate 502 is pulled by the hinge 503 to be caught on the first support plate 501.

As shown in fig. 1, in an initial state, the second support plate 502 is laid on the side of the first support plate 501 through a hinge 503, and the first support plate 501 and the second support plate 502 are overlapped in a vertical direction; as shown in figure 2, when in use, the second supporting plate 502 rotates 270 degrees around the hinge 503, so that the second supporting plate 502 is transversely lapped on the first supporting plate 501, the first supporting plate 501 and the second supporting plate 502 form a right angle, and the second supporting plate 502 is used for placing and supporting the wrist of the medical staff, thereby avoiding the medical staff from shaking to cause the mistaken pricking on the patient.

Medical personnel can puncture the blood vessel shown by the patient directly according to experience, and can complete the detection and modeling of three-dimensional information such as the position, the size and the like of the superficial vein vessel at the position near the elbow through human superficial vein recognition equipment. According to puncture experience data analysis, the device automatically extracts the blood vessel and position information which are most suitable for puncture. Through AR imaging technology, the image containing the optimal puncture blood vessel information is displayed to the position of the elbow of the human body in real time, so that medical personnel can see the image through AR equipment, and the objective information of the elbow of the human body and the virtual information of blood vessel indication exist. Thereby providing assistance for medical personnel to carry out venipuncture so as to improve success rate and efficiency.

The embodiment of the utility model provides a use as follows:

the device is placed on a high platform, the arm of a patient enters from the opening of the fixing clamp 3 and is placed on the fixing plate 201, the lifting switch 10 is pressed to enable the fixing plate 201 to descend downwards, and at the moment, the fixing clamp 3 is inwards closed by the extrusion of the baffle 4 to fix the arm of the patient. Then, the pressure display screen 9 is operated to inflate the air bag 7 through the air pump 8, so as to clamp the arm of the patient and act as a tourniquet. Finally, the second support plate 502 is opened, and the medical staff places the wrist holding the needle on the second support plate 502 to puncture the arm of the patient.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a device for assisting vein puncture, its characterized in that, includes base (1), lifter plate structure (2), fixation clamp (3) and barrier plate (4), the activity is equipped with on base (1) lifter plate structure (2), be equipped with on lifter plate structure (2) fixation clamp (3), fixation clamp (3) include first clamping piece (301) and second clamping piece (302), first clamping piece (301) with second clamping piece (302) all are circular-arc, first clamping piece (301) with the bottom of second clamping piece (302) all articulate in on lifter plate structure (2), first clamping piece (301) with form between the top of second clamping piece (302) and open mouthful, be equipped with on base (1) barrier plate (4), just barrier plate (4) are located the both sides of fixation clamp (3), and support on the arcwall face of fixation clamp (3).

2. The device for assisting venipuncture according to claim 1, wherein the lifting plate structure (2) comprises a fixing plate (201) and a lifting motor (202), the fixing plate (201) is disposed above the base (1), the first clamping piece (301) and the second clamping piece (302) are hinged to two sides of the fixing plate (201), the bottom of the lifting motor (202) is fixed in the base (1), and a telescopic rod of the lifting motor (202) extends out of the base (1) and is hinged to the bottom end of the fixing plate (201).

3. A device for assisting venipuncture according to claim 1, further comprising an air bag (7) and an air pump (8), wherein said air bag (7) is provided on the inner side of said fixing clip (3), said air pump (8) is provided in said base (1), and said air bag (7) and said air pump (8) are communicated with each other.

4. The device for assisting venipuncture as claimed in claim 2, wherein an angle adjusting plate (6) is provided between the telescopic rod of said elevating motor (202) and said fixed plate (201), said angle adjusting plate (6) is fixedly provided at the bottom end of said fixed plate (201), and the telescopic rod of said elevating motor (202) is hinged to said angle adjusting plate (6).

5. A device for assisting venipuncture as claimed in claim 1, further comprising a hand placement structure (5), wherein said hand placement structure (5) comprises a first support plate (501), a second support plate (502) and a hinge (503), the bottom end of said first support plate (501) is fixed on said base (1), said first support plate (501) is arranged at the front end of said lifting plate structure (2), the upper end of said first support plate (501) is hinged with said second support plate (502) by said hinge (503).

6. A device for assisting venipuncture as claimed in claim 5, wherein said second support plate (502) comprises at least a first state, and wherein in said first state said second support plate (502) is lapped on the side of said first support plate (501), said first support plate (501) and said second support plate (502) being vertically coincident.

7. A device for assisting venipuncture as claimed in claim 5, wherein said second support plate (502) further comprises a second state, and wherein in said second state said second support plate (502) laterally overlaps said first support plate (501) with a right angle between said first support plate (501) and said second support plate (502).

8. A device for assisted venipuncture as claimed in claim 5, characterized in that said limit angle of said hinge (503) is 270 °.

9. A device for assisting venipuncture as claimed in claim 3, further comprising a pressure display screen (9), said pressure display screen (9) being provided on said base (1), said pressure display screen (9) being electrically connected to said air pump (8).

10. The device for assisting venipuncture as claimed in claim 2, further comprising a lifting switch (10), said lifting switch (10) being provided on said base (1), said lifting switch (10) being electrically connected to said lifting motor (202).