Auxiliary device for improving cardiac ultrasound contrast
By designing auxiliary devices such as a three-way valve and a reinforcement mechanism, the problem of loose syringe connection in cardiac ultrasound angiography was solved, achieving stable syringe connection and simplifying operation, thus improving the stability and convenience of the angiography process.
Patent Information
- Application Number
- CN202422962728.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-03
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-12-03
AI Technical Summary
During cardiac ultrasound contrast imaging, the on-site preparation of contrast agents requires strict environmental conditions, and the syringe connections are not tight, making them prone to detachment and affecting operational stability.
Design an auxiliary device including a three-way valve and a reinforcement mechanism. Through the combination of a sleeve, piston, tensioning bladder and threaded sleeve, a stable connection of the syringe is achieved. The tensioning bladder is used to tension and limit the syringe, thereby improving stability.
It improves the stability of the syringe during rapid and repeated extrusion and extraction, prevents detachment, simplifies the operation process, and reduces environmental requirements.
Smart Images
Figure CN223716042U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to medical auxiliary equipment technical field, especially in improving the auxiliary device of heart ultrasonic contrast. BACKGROUND
[0002] At present, the contrast agent required when carrying out heart ultrasonic contrast needs to be made on site, the production process is to select two syringes, draw 8ml of 0.9% physiological saline in one of the syringes, and draw 1ml of sterile air in the other syringe, then connect the two syringes to a medical three-way valve, connect the remaining head of the three-way valve to a reserved needle, insert the needle into the wrist of a patient, draw 1ml of backflow blood of the patient with the syringe, then repeatedly squeeze and draw about 20 times, and quickly inject the liquid bubbles in the syringe into the body of the patient after the liquid bubbles are very small.
[0003] The production process of the contrast agent has high requirements for the environment, the sterile air needs to be drawn in a sterile room, and the connection between the medical three-way valve and the syringe is not tight, so the syringe is easy to fall off during the repeated squeezing and drawing, therefore, an auxiliary device for improving heart ultrasonic contrast needs to be designed to solve the above problems.
[0004] The information disclosed in this section of the background art is only intended to increase the understanding of the overall background of the utility model, and should not be regarded as acknowledging or implying in any form that the information constitutes prior art known to those skilled in the art. CONTENT OF THE UTILITY MODEL
[0005] The utility model aims to provide an auxiliary device for improving heart ultrasonic contrast to solve the above problems.
[0006] The above technical purpose of the utility model is realized by the following technical scheme: an auxiliary device for improving heart ultrasonic contrast, comprising:
[0007] A three-way valve is provided with three connecting heads, two connecting heads are respectively threadedly connected with a syringe one and a syringe two;
[0008] A reinforcing mechanism comprises a sleeve, a piston, a connecting rod, a tension air bag, a circular ring and a threaded sleeve.
[0009] The piston is slidingly and sealingly installed on the sleeve, the connecting rod is fixedly connected with the piston and the circular ring at both ends, the tension air bag is fixedly installed in the interior of the sleeve, the threaded sleeve is fixedly connected with the sleeve at the end, external threads are formed on the outer side of the two connecting heads, and the threaded sleeve is threadedly connected with the external threads.
[0010] The utility model further provides that the sleeve is provided with an airflow channel, and the tension air bag is fixedly provided with a connecting pipe, and the connecting pipe is fixedly installed in the airflow channel.
[0011] The utility model discloses further provide that: the sealing hole is seted up in the airflow channel, and the piston sliding seal is installed in the sealing hole.
[0012] Through the above technical scheme, the piston can move in the sealing hole.
[0013] The utility model discloses further provide that: two tension air bags are respectively with syringe no.
[0014] The utility model discloses further provide that: the sleeve and the connecting head outside contact.
[0015] Through the above technical scheme, the sleeve can cover the connecting head.
[0016] The utility model discloses further provide that: the ring two ends are respectively with sleeve and connecting head contact.
[0017] Through the above technical scheme, the connecting head can drive the ring.
[0018] The utility model discloses further provide that: the ring and sleeve inside contact.
[0019] The utility model discloses further provide that: the connecting pipe's number is multiple, and multiple connecting pipes are annular equidistance interval distribution.
[0020] Through the above technical scheme, the tension air bag can be inflated and deflated quickly.
[0021] The utility model discloses further provide that: the syringe no. 1 is preloaded with 0.9% physiological saline 8ml.
[0022] The utility model discloses further provide that: the syringe no. 2 is preloaded with 1ml sterile air.
[0023] The utility model discloses the beneficial effect is:
[0024] The utility model discloses through setting up the reinforcing mechanism, first, syringe no. 1 and syringe no. 2 are screwed on two connecting heads, then push the sleeve, and the connecting head will drive the ring, and the piston will deliver the air in the airflow channel to the tension air bag, so that the tension air bag expands, until the threaded sleeve is screwed on the external thread on the connecting head, two expanded tension air bags respectively syringe no. 1 and syringe no. 2 are tensioned and positioned, improve the stability of syringe no. 1 and syringe no. 2, so that syringe no. 1 and syringe no. 2 are not easy to fall off when fast and repeatedly extruding and drawing. BRIEF DESCRIPTION OF DRAWINGS
[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed in the embodiment description. Obviously, the drawings described in the following are only some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.
[0026] Figure 1 is a three-dimensional structure schematic diagram of an auxiliary device for improving cardiac ultrasound contrast.
[0027] Figure 2 is a three-dimensional structure schematic diagram of an auxiliary device for improving cardiac ultrasound contrast.
[0028] Figure 3 is Figure 2 A part structure schematic diagram in the.
[0029] Figure 4 is a sectional structure schematic diagram of an auxiliary device for improving cardiac ultrasound contrast.
[0030] Figure 5 is Figure 4 B part structure schematic diagram in the.
[0031] In the figure, 1, three-way valve; 2, connecting head; 3, syringe one; 4, syringe two; 5, sleeve; 6, airflow channel; 7, piston; 8, connecting rod; 9, tension airbag; 10, connecting pipe; 11, circular ring; 12, sealing hole; 13, threaded sleeve. DETAILED DESCRIPTION
[0032] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements, for those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0033] The technical solutions of the present application will be described clearly and completely in combination with specific embodiments. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.
[0034] Referring to Figure 1 ,Figure 2 、 Figure 3 、 Figure 4 and Figure 5 The utility model provides an auxiliary device for improving heart ultrasonic contrast, which comprises:
[0035] Three -way valve 1 is provided with three connecting heads 2, two connecting heads 2 are respectively screwed with syringe one 3 and syringe two 4, need to explain, another connecting head 2 connects the needle for reservation;
[0036] Reinforcing mechanism, reinforcing mechanism includes sleeve 5, piston 7, connecting rod 8, tension air bag 9, circular ring 11 and threaded sleeve 13;
[0037] Piston 7 sliding seal installation is in sleeve 5, and the both ends of connecting rod 8 are fixedly connected with piston 7 and circular ring 11 respectively, and tension air bag 9 is fixedly installed in the inside of sleeve 5, and the end of threaded sleeve 13 is fixedly connected with sleeve 5, and the outside of two connecting heads 2 is provided with external thread, and threaded sleeve 13 is threadedly connected with the external thread.
[0038] Through the reinforcing mechanism, first, syringe one 3 and syringe two 4 are screwed into two connecting heads 2, then sleeve 5 is pushed, so that tension air bag 9 expands, then sleeve 5 is rotated, so that threaded sleeve 13 on sleeve 5 is rotated, and then threaded sleeve 13 can be screwed into the external thread on connecting head 2, and two expanded tension air bags 9 are respectively tensioned and limited to syringe one 3 and syringe two 4, so that syringe one 3 and syringe two 4 are not easy to fall off during rapid repeated extrusion and extraction.
[0039] Specifically, airflow passage 6 is formed in sleeve 5, and connecting pipe 10 is fixedly arranged on tension air bag 9, the number of connecting pipe 10 is multiple, and multiple connecting pipes 10 are annularly and equidistantly distributed, connecting pipe 10 is fixedly installed in airflow passage 6, sealing hole 12 is formed in airflow passage 6, and piston 7 is slidingly and sealingly installed in sealing hole 12, it should be noted that the inflation and deflation of tension air bag 9 is facilitated.
[0040] Specifically, two tension air bags 9 abut against syringe one 3 and syringe two 4 respectively, it should be noted that two expanded tension air bags 9 are respectively tensioned and limited to syringe one 3 and syringe two 4, the stability of syringe one 3 and syringe two 4 is improved, so that syringe one 3 and syringe two 4 are not easy to fall off during rapid repeated extrusion and extraction.
[0041] Specifically, sleeve 5 is in contact with the outside of connecting head 2, circular ring 11 is in contact with sleeve 5 and connecting head 2 at both ends respectively, and circular ring 11 is in contact with the inside of sleeve 5, it should be noted that connecting head 2 can drive circular ring 11, so that piston 7 sends the air in airflow passage 6 into tension air bag 9.
[0042] Specifically, the syringe one 3 is preloaded with 0.9% physiological saline 8ml, and the syringe two 4 is preloaded with 1ml sterile air, and it is necessary to note that the two syringes preloaded with 0.9% physiological saline 8ml and 1ml sterile air are connected with the three-way valve 1 in advance, the connection is reinforced, and only the reserved needle is torn when used, and then the subsequent steps can be continued, which is convenient to use.
[0043] Working principle:
[0044] S1: first, the syringe one 3 and the syringe two 4 are screwed into the two connecting heads 2, then the sleeve 5 is pushed, the connecting head 2 drives the ring 11, the ring 11 drives the connecting rod 8 to move, the connecting rod 8 drives the piston 7 to move, the piston 7 sends the air in the airflow channel 6 into the tension air bag 9, so that the tension air bag 9 is inflated;
[0045] S2: rotate the sleeve 5, so that the threaded sleeve 13 on the sleeve 5 is rotated, so that the threaded sleeve 13 is screwed into the external threads on the connecting head 2, the two inflated tension air bags 9 are respectively tensioned and limited to the syringe one 3 and the syringe two 4, the stability of the syringe one 3 and the syringe two 4 is improved, so that the syringe one 3 and the syringe two 4 are not easy to fall off when rapidly and repeatedly extruding and extracting.
[0046] The above describes in detail the auxiliary device for improving cardiac ultrasound contrast provided by the utility model. The principles and implementation modes of the utility model are described in the embodiments, and the above embodiments are only used to help understand the method and core idea of the utility model. It should be pointed out that for ordinary skilled persons in the technical field, the utility model can be improved and modified without departing from the principles of the utility model, and these improvements and modifications also fall within the protection scope of the utility model claims.
Claims
1. An auxiliary device for improving echocardiography, characterized in that, Include: Three-way valve (1), three-way valve (1) is provided with three connectors (2), two connectors (2) are respectively threaded with syringe one (3) and syringe two (4); Reinforcing mechanism, the reinforcing mechanism includes sleeve (5), piston (7), connecting rod (8), tension air bag (9), circular ring (11) and threaded sleeve (13); The piston (7) is slidingly sealed on the sleeve (5), the connecting rod (8) is fixedly connected with the piston (7) and the circular ring (11) at both ends respectively, the tension air bag (9) is fixedly installed in the sleeve (5), the threaded sleeve (13) is fixedly connected with the sleeve (5) at one end, two connectors (2) are provided with external threads outside, the threaded sleeve (13) is screwed with the external threads.
2. The auxiliary device for improving cardiac ultrasound contrast of claim 1, wherein, The sleeve (5) is provided with an airflow channel (6), and the tension air bag (9) is fixedly provided with a connecting pipe (10), and the connecting pipe (10) is fixedly installed in the airflow channel (6).
3. An auxiliary device for improving ultrasound contrast of the heart according to claim 2, characterized in that, The airflow channel (6) is provided with a sealing hole (12), and the piston (7) is slidingly sealed in the sealing hole (12).
4. The auxiliary device for improving ultrasound contrast of heart according to claim 1, characterized in that, Two tension air bags (9) are respectively in contact with syringe one (3) and syringe two (4).
5. The auxiliary device for improving ultrasound contrast of heart according to claim 1, characterized in that, The sleeve (5) is in contact with the outside of the connector (2).
6. The auxiliary device for improving ultrasound contrast of heart according to claim 1, characterized in that, The circular ring (11) is in contact with the sleeve (5) and the connector (2) at both ends respectively.
7. The auxiliary device for improving ultrasound contrast of heart according to claim 1, characterized in that, The circular ring (11) is in contact with the inside of the sleeve (5).
8. The auxiliary device for improving ultrasound contrast of heart according to claim 2, characterized in that, The number of connecting pipes (10) is multiple, and multiple connecting pipes (10) are distributed at equal intervals in a ring shape.
9. The auxiliary device for improving ultrasound contrast of heart according to claim 1, characterized in that, The syringe one (3) is preloaded with 0.9% physiological saline 8ml.
10. The auxiliary device for improving ultrasound contrast of heart according to claim 1, characterized in that, The syringe two (4) is preloaded with 1ml sterile air.