CN210355599U

CN210355599U - Simple and easy gasbag manometer of improvement type

Info

Publication number: CN210355599U
Application number: CN201920320358.0U
Authority: CN
Inventors: 吴曦; 宁睿; 蔡鹏�; 李子巍
Original assignee: Affiliated Hospital of Guizhou Medical University
Current assignee: Affiliated Hospital of Guizhou Medical University
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2020-04-21
Anticipated expiration: 2029-03-14

Abstract

The utility model belongs to the technical field of medical instrument, a simple and easy gasbag manometer of improvement type is disclosed, take the infusion of pipeline to connect including mechanical pointer blood pressure manometer's gauge outfit and disposable, the infusion connects has three interface, is A interface, B interface, C interface respectively, and the A interface is connected with the inlet end of gauge outfit, and the junction is provided with the connecting piece, and the B interface is connected with gasbag pipe connection, and C interface connection has the syringe. The utility model has simple manufacture and low price, can be equipped with one single use for each sickbed unit, can effectively avoid cross infection among patients, and ensures the life safety of the patients; the pressure of the air bag can be continuously and dynamically monitored without frequent separation or connection of the interface, so that the workload of medical personnel is reduced, and the air bag pressure monitoring device is easy to popularize and apply.

Description

Simple and easy gasbag manometer of improvement type

Technical Field

The utility model relates to the technical field of medical equipment, specifically be a simple and easy gasbag manometer of improvement type.

Background

The artificial airway is an effective connection established between a physiological airway of a patient and other air sources, and aims to ensure the smoothness of the airway. When the patient can not effectively ventilate and effectively remove the endocrine in the respiratory tract, the mechanical ventilation can be carried out by adopting an intubation way. The artificial airway air bag management has important significance in nursing of the tracheal catheter of the critically ill patient, can ensure effective ventilation, and reduces the incidence rate of clinical ventilator-associated pneumonia. When mechanical ventilation is clinically carried out, the artificial airway air bag must be kept inflated to ensure the airway to be closed. If the inflation is insufficient, the secretion flows back to cause aspiration pneumonia, and effective ventilation cannot be performed. If the gas is over-inflated, the airway can be damaged by ischemia or the tissues are necrotized, and serious complications such as esophageal fistula and the like can be possibly caused.

The price of the currently clinically used air bag pressure gauge is very high, the common air bag pressure gauge is 3-5 thousand yuan, the electronic air bag pressure gauge is 2-10 ten thousand yuan, in order to avoid cross infection, the air bag pressure gauge is required to be used for different diseases, even each patient needs to use the air bag pressure gauge independently, and the operation cost of a related department is greatly increased; the pressure of the air bag begins to drop after 4 hours, the air bag pressure gauge is required to be connected with the air bag conduit connector for measuring the air bag pressure for many times in one day, the pressure measurement and the air inflation/deflation are required to be respectively carried out by separating the air bag conduit connector, through clinical observation, the air leakage happens when the air bag conduit connector is separated by each operation, and the air bag pressure drops by 2-5 mmHg.

SUMMERY OF THE UTILITY MODEL

The utility model provides a simple and easy gasbag manometer of improvement type solves the use cost height of gasbag manometer among the prior art, problem that the operation volume is big.

The utility model provides a basic scheme is: the utility model provides a simple and easy gasbag manometer of improvement type which characterized in that: the disposable blood pressure meter comprises a meter head of a mechanical pointer type blood pressure meter and a disposable infusion joint with a pipeline, wherein the infusion joint is provided with three interfaces, namely an interface A, an interface B and an interface C, the interface A is connected with an air inlet end of the meter head, a connecting piece is arranged at the joint, the interface B is connected with an air bag conduit joint, and the interface C is connected with an injector.

The working principle of the basic scheme is as follows: medical personnel pass through the A interface that the infusion connects the inlet end of the gauge outfit of connecting piece connection mechanical pointer formula blood pressure gauge, and B interface connection gasbag pipe connects, and C interface connection syringe opens the switch that the infusion connects, measures the pressure of measuring the gasbag, aerifys or deflates from the C kneck through the syringe, transfers the pressure of gasbag to in the 18 ~ 22mmHg within range to the pressure variation of dynamic monitoring gasbag, so that in time adjust.

The basic scheme has the beneficial effects that: 1. the total purchase price of the parts (the gauge head, the infusion joint and the injector) of the improved device is not more than two hundred yuan, and the use cost of the air bag pressure gauge is greatly reduced. 2. All hospitals (particularly hospitals in poor regions) can provide a separate air bag pressure gauge for each patient, thereby avoiding cross infection among patients. 3. The existing medical devices in hospitals are utilized in the manufacturing of the device, the manufacturing is simple, and the popularization and the application are easy. 4. The pressure measurement is carried out while the inflation and the deflation are carried out, the separation of the air bag conduit joint is not needed, the frequent separation or the connection of the interface is avoided, and the air bag pressure is greatly changed to damage the air passage of the patient. 5. The change of the pressure of the air bag can be dynamically observed and the air bag can be directly inflated in time, so that the life safety of a patient is ensured. 6. The workload of medical staff is reduced.

Further, the connecting piece includes the connector that the intercepting 1ml syringe needle tube head front end and made, and the big head end of connector is connected with the inlet end of gauge outfit, the little head end and the A interface connection of connector.

The 1ml syringe needle tube head has a large amount of reserves in the hospital, and the both ends of connector highly adaptation gauge outfit and A interface respectively, simple manufacture, with low costs, the practicality is strong.

Further, the connector includes a first connector and a second connector: the first connecting body is fixedly connected with the interface A, external threads are arranged on the outer peripheral surface of the first connecting body, a first cavity communicated with the interface A is arranged in the first connecting body, the inner diameter of the first cavity is larger than that of the cavity of the infusion joint, the end part, close to the interface A, of the first cavity is gradually contracted to an inner diameter equal to that of the cavity of the infusion joint, a silica gel connecting column is arranged in the first cavity in a shape matching manner, and a second inner cavity with the same inner diameter as that of the infusion joint is arranged in the silica gel connecting column; the second connector is fixedly connected with the air inlet end of the gauge outfit, a third cavity matched with the silica gel connecting column is arranged in the second connector, and internal threads are arranged on the inner wall of the cavity; the end part of the silica gel connecting column, which is far away from the first connecting body, penetrates out of the first cavity, and the length of the penetrating part is smaller than that of the third cavity.

Through the arrangement, when the first connecting body is in threaded connection with the second connecting body, the contracting part of the first cavity extrudes the silica gel connecting column, the silica gel connecting column has elasticity and generates elastic deformation to be tightly attached to the first cavity, and the bottom of the third cavity also extrudes the silica gel connecting column simultaneously to be tightly attached to the first cavity, so that the air tightness of the connecting part is greatly enhanced.

The end part arc-shaped chamfer angle of the first connecting body is far away from the silica gel connecting column.

Through the arrangement, the deformation amount of the end part of the silica gel connecting column in the cavity of the second connector is increased when the end part is extruded, the end part is more compact with the inner wall of the third cavity, and the air tightness of the joint is enhanced.

Furthermore, the pointer of the watch head and the scale positioned at the 18-22 mmhg position of the dial plate are covered with the reflective strips, and other parts of the dial plate are covered with the shading layer.

Through the arrangement, medical personnel can conveniently observe the pressure value within the range of 18-22 mmhg of the dial plate, so that the medical personnel can judge whether the air bag needs to be inflated or deflated more timely.

Drawings

FIG. 1 is a schematic view of an embodiment I of an improved simple air bag pressure gauge according to the present invention;

FIG. 2 is a cross-sectional view of a connecting member according to the first embodiment;

figure 3 is the schematic diagram of the second embodiment of the improved simple air bag pressure gauge of the present invention.

Detailed Description

The following is further detailed by the specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a meter head 1, an infusion joint 2, a first connector 3, a silica gel connecting column 4, a second connector 5, an interface A6, an injector 7, an interface B8, an interface C9 and a connector 10.

The first embodiment is as follows:

basically as shown in fig. 1 and fig. 2, an improved simple air bag pressure gauge comprises a gauge head 1 of a mechanical pointer type blood pressure gauge and a disposable infusion connector 2 with a pipeline, wherein the gauge head 1 adopts a blood pressure gauge head of a Siemens brand (model number is HS-20D), a section of PVC hose is intercepted at the air inlet end of the gauge head, the disposable infusion connector 2 with the pipeline adopts an infusion connector 2 of the Schobekang brand specification MLN-20, the infusion connector 2 is provided with three interfaces, namely an interface A6, an interface B8 and an interface C9, the interface A6 is connected with the air inlet end of the gauge head 1, a connecting piece is arranged at the connecting position, the interface B8 is connected with an air bag conduit connector, and the interface C9 is connected with an injector 7.

The connecting piece includes first connector 3 and second connector 5, first connector 3 and A interface 6 fixed connection, the outer peripheral face of first connector 3 is provided with the external screw thread, be equipped with the first cavity with A interface 6 intercommunication in the first connector 3, the internal diameter of first cavity is 1.8 times of the cavity internal diameter that the infusion connects 2, the left end of first cavity is restrainted gradually to the internal diameter and is equal to the cavity internal diameter that the infusion connects 2, be provided with in the first cavity with cavity shape assorted silica gel spliced pole 4, be equipped with the second inner chamber the same with infusion tube head internal diameter in the silica gel spliced pole 4.

The pointer of the gauge outfit 1 and the scale in the dial plate range of 18-22 mmhg are covered with the reflective strips, and other parts of the dial plate are covered with the shading layer, so that the nursing staff can accurately and conveniently observe the pressure value of the air bag. A second connecting body 5 is fixedly connected to the air inlet end of the gauge outfit 1, a third cavity matched with the size of the silica gel connecting column 4 is arranged in the second connecting body 5, and an internal thread matched with the external thread of the first connecting body 3 is arranged on the inner wall of the third cavity; first cavity is worn out to the right-hand member of silica gel spliced pole 4, and the length of wearing out the part is two-thirds of third cavity length, and the part of wearing out of silica gel spliced

pole

4 and 5 threaded connection of second connector, the right-hand member of silica gel spliced pole 4 sets up arc chamfer, through the very big reinforcing of setting up of above-mentioned connecting piece its gas tightness.

When the medical instrument works, a medical worker connects the first connector 3 with the second connector 5 at the air inlet end of the gauge outfit 1 in a threaded manner, the B interface 8 of the infusion connector 2 is connected with the air bag catheter connector in an inserting manner, the C interface 9 is connected with the injector 7 in an inserting manner, and medical adhesive tapes are used for tightly winding the two inserting points for a plurality of circles. And (3) opening an infusion switch of the infusion joint 2, measuring the pressure of the measuring air bag, inflating or deflating the air bag from the branch pipe through the injector 7 to adjust the pressure of the air bag to be in a range of 18-22 mmHg, then dynamically monitoring the pressure change of the air bag, and adjusting in time to keep the pressure of the air bag in a range of 18-22 mmHg.

Example two:

the second embodiment of the improved simple air bag pressure gauge is different from the first embodiment of the improved simple air bag pressure gauge in that as shown in fig. 3, the connecting piece comprises a connecting head 10 formed by cutting out the front end of a 1ml syringe needle head, the large end of the connecting head 10 is connected with the air inlet end of the gauge head, and the small end of the connecting head 10 is connected with an interface A6.

In this embodiment, a medical care personnel cuts the front end of the syringe needle head with a length of about 2.5cm to form a connector 10, the large end of the connector 10 is connected with the air inlet end of the gauge outfit 1, the small end of the connector 10 is connected with the interface A6 of the infusion connector 2, the interface B8 is inserted into the air bag catheter connector, the interface C9 is inserted into the syringe 7, and the three insertion points are tightly wound by medical adhesive tapes for a plurality of circles. And (3) opening an infusion switch of the infusion joint 2, measuring the pressure of the measuring air bag, inflating or deflating the air bag from the branch pipe through the injector 7 to adjust the pressure of the air bag to be in a range of 18-22 mmHg, then dynamically monitoring the pressure change of the air bag, and adjusting in time to keep the pressure of the air bag in a range of 18-22 mmHg.

The above embodiments of the present invention are only examples, and the common knowledge of the known specific structures and characteristics in the schemes is not described too much, it should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, and these should 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

1. The utility model provides a simple and easy gasbag manometer of improvement type which characterized in that: the disposable blood pressure meter comprises a meter head (1) of a mechanical pointer type blood pressure meter and a disposable infusion connector (2) with a pipeline, wherein the infusion connector (2) is provided with three interfaces, namely an interface A (6), an interface B (8) and an interface C (9), the interface A (6) is connected with the air inlet end of the meter head (1), a connecting piece is arranged at the joint, the interface B (8) is connected with an air bag conduit joint, and the interface C (9) is connected with an injector (7).

2. The improved simple air bag pressure gauge according to claim 1, wherein: the connecting piece is including intercepting 1ml syringe needle tube head front end and connector (10) of making, and the major part end of connector (10) is connected with the inlet end of gauge outfit (1), the stub end and the A interface (6) of connector (10) are connected.

3. The improved simple air bag pressure gauge according to claim 1, wherein: the connection piece comprises a first connection body (3) and a second connection body (5):

the first connecting body (3) is fixedly connected with the interface A (6), external threads are arranged on the peripheral face of the first connecting body (3), a first cavity communicated with the interface A (6) is arranged in the first connecting body (3), the inner diameter of the first cavity is larger than the inner diameter of the cavity of the infusion joint (2), the end part of the first cavity close to the interface A (6) is gradually contracted to the inner diameter equal to the inner diameter of the cavity of the infusion joint (2), a silica gel connecting column (4) is arranged in the first cavity in a shape matched mode, and a second inner cavity with the same inner diameter as the infusion joint is arranged in the silica gel connecting column (4);

the second connecting body (5) is fixedly connected with the air inlet end of the gauge outfit (1), a third cavity matched with the silica gel connecting column (4) is arranged in the second connecting body (5), and internal threads are arranged on the inner wall of the cavity;

the end part of the silica gel connecting column (4) far away from the first connecting body (3) penetrates out of the first cavity, and the length of the penetrating part is smaller than that of the third cavity.

4. An improved simple air bag pressure gauge as claimed in claim 3, wherein: the end part arc-shaped chamfer of the silica gel connecting column (4) far away from the first connecting body (3).

5. The improved simple air bag pressure gauge according to claim 1, wherein: the pointer of the watch head (1) and the scale positioned at 18-22 mmhg of the dial plate are covered with the reflective strips, and other parts of the dial plate are covered with the shading layer.