CN218922993U - Medical chest fixing band capable of measuring pressure - Google Patents

Abstract

The utility model relates to the technical field of medical appliances and discloses a medical chest fixing belt capable of measuring pressure, which comprises a fixing belt main body and a pressure sensing system, wherein the fixing belt main body is provided with an inner side surface for being attached to a patient body and an outer side surface for being away from the patient body during fixing, the pressure sensing system comprises a pressure detection unit, a pressure display and a strip-shaped air cavity, the strip-shaped air cavity is arranged on the fixing belt main body and extends along the length direction of the fixing belt main body, the pressure detection unit is connected with the strip-shaped air cavity, the pressure detection unit is in signal connection with the pressure display, and the pressure detection unit is used for detecting the pressure of gas in the strip-shaped air cavity and transmitting a pressure signal to the pressure display. The pressure detection unit detects the average acting force of the fixing belt main body, the pressure display can directly display the average pressure of the fixing belt main body, the pressure detected by the pressure detection unit is closer to the fixing pressure of the fixing belt, and an operator can adjust the tightness degree of the fixing belt according to the average pressure of the fixing belt main body.

Description

A pressure-measuring medical chest fixation belt

technical field

The utility model relates to the technical field of medical devices, in particular to a pressure-measuring medical chest fixing belt.

Background technique

At present, the medical chest fixation belts used by postoperative patients on the market are divided into different sizes such as S, M, L, XL, XXL according to the patient's height, weight, bust and other indicators, and are used for rib fracture/injury fixation and sternal injury. Fixation, fixation of thoracic postoperative wounds, rehabilitation and rehabilitation of thoracic injured soft tissues, etc., to reduce postoperative pain and promote healing.

When patients after thoracic surgery, especially those after open heart surgery, use medical chest fixation belts, the belts need to exert appropriate pressure, which may cause unnecessary postoperative complications due to improper use. If it is too tight, it will limit the respiratory movement of the patient's chest, which will affect the patient's breathing, reduce comfort, increase the risk of pressure sores and sternal malunion; if it is too loose, it will not play the role of a chest strap, resulting in Or poor wound healing, and when the patient coughs, the pain caused by wound stretching cannot be relieved.

For example, the patent application publication number CN107174404A discloses a thoracic and abdominal belt that is specially used for a fixed bandage after cardiac surgery, including a chest film and a back film. The inner surface of the chest film is provided with two pressure sensors, and the input of the pressure sensor The end is electrically connected with the output end of the external control switch. Two adjustment belts are provided on both sides of the chest piece. The surface of the adjustment belt is provided with evenly distributed adjustment teeth. Both sides of the back piece are equipped with automatic adjustment belts. buckle.

The above-mentioned thoracoabdominal belt, which is specially used for fixing and bandaging after cardiac surgery, detects the pressure of the fixing belt by arranging a pressure sensor inside the chest radiograph, and adjusts the tightness by adjusting the belt. When the pressure sensor detects the pressure, it detects the pressure value near it. Affected by the fixation method and the body shape of the patient, the pressure at different places of the fixation belt varies greatly, resulting in the pressure of the fixation belt detected by the pressure sensor and the degree of tightness of the fixation belt. There is a big difference between them.

Utility model content

The purpose of this utility model is: to provide a kind of pressure-measuring medical chest strap to solve the gap between the pressure of the strap detected by the pressure sensor and the degree of tightness of the strap in the prior art when the pressure sensor is used to detect the pressure of the strap. A problem with a big difference.

In order to achieve the above object, the utility model provides a pressure-measuring medical chest fixation belt, which includes a fixation belt main body and a pressure sensing system arranged on the fixation belt main body. Fitting the inner side of the patient's body and the outer side away from the patient's body, the pressure sensing system includes a pressure detection unit, a pressure display and a strip-shaped air cavity, the strip-shaped air cavity is arranged on the main body of the fixing belt and along the The length direction of the main body of the fixing belt extends, the pressure detection unit is connected with the strip-shaped air cavity, the pressure detection unit is connected with the signal of the pressure display, and the pressure detection unit is used to detect the strip-shaped air cavity The gas pressure inside and transmit the pressure signal to the pressure display.

Preferably, at least two strip-shaped air cavities are arranged at intervals along the width direction of the main body of the fixing belt, one end of each strip-shaped air cavity is connected to the pressure detection unit, each of the pressure detection units is Signal connection with the pressure monitor.

Preferably, the strip-shaped air cavity is embedded in the main body of the fixing belt.

Preferably, the pressure display has a pressure display switch, a pressure reading display area and an average reading display area, the pressure reading display area is in one-to-one correspondence with the bar-shaped air cavity, and the average reading display area is used to display the The average pressure of the air cavity.

Preferably, the pressure detection unit includes a pressure gauge and a pressure transducer, the pressure transducer is connected between the pressure gauge and the pressure display, and the pressure gauge has a Pressure-sensitive guidewire in lumen.

Preferably, the pressure measuring device and the pressure transducer, and the pressure transducer and the pressure display are all signally connected through a sensing wire.

Preferably, the main body of the fixing belt includes a matrix formed of an elastic material, the two ends defining the length direction of the matrix are respectively a first end and a second end, and the pressure indicator is arranged on the outer surface of the first end , the inner surface of the first end is connected with the outer surface of the second end by Velcro.

Preferably, a flexible layer is provided on the inner side of the second end.

Compared with the prior art, a pressure-measurable medical chest fixation belt in the embodiment of the utility model has the beneficial effect that the strip-shaped air cavity of the pressure sensing system is arranged on the main body of the fixation belt, and the strip-shaped air cavity is arranged along the main body of the fixation belt. The length direction of the strip extends, so the pressure in the strip-shaped air cavity is the average force of the main body of the fixing belt along the length direction. The pressure detection unit detects the average force of the main body of the fixing belt and transmits the pressure signal to the pressure display. The pressure display can directly The average pressure of the main body of the fixing belt is displayed. The pressure detected by the pressure detection unit is closer to the fixing pressure of the fixing belt. The operator can adjust the tightness of the fixing belt according to the average pressure of the main body of the fixing belt.

Description of drawings

Fig. 1 is the structural representation of the inner surface of the medical chest fixing belt that can measure pressure of the present utility model;

Fig. 2 is a structural schematic diagram of the outer surface of the pressure-measuring medical chest fixation belt of the present invention.

In the figure, 1. The main body of the fixing belt; 11. The substrate; 12. The first end; 13. The second end; 2. The strip-shaped air cavity; 3. The pressure measuring device; 4. The pressure transducer; 5. The pressure-sensitive guide wire 6. Sensing guide wire; 7. Pressure display; 71. Pressure display switch; 72. Pressure reading display area; 73. Average reading display area.

Detailed ways

Below in conjunction with accompanying drawing and embodiment, the specific embodiment of the utility model is described in further detail. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

A preferred embodiment of a pressure-measurable medical chest strap of the present utility model is shown in Figure 1 and Figure 2, the pressure-measurable medical chest strap includes a strap main body 1 and a pressure sensing system, the strap main body 1 It is used to fix the chest on the patient, and the pressure sensing system is used to detect the fixing pressure of the fixing belt, so that the medical staff can adjust the tightness of the fixing belt.

The main body of the fixing belt 1 has an inner surface and an outer surface, and the side of the main body of the fixing belt 1 that fits the patient's body when fixed is the inner surface, the side away from the patient's body is the outer surface, the inner surface is for contacting the patient, and the pressure on the inner surface is The fixing pressure of the fixing belt. In this embodiment, the main body 1 of the fixing belt is made of elastic material, and the fixing pressure is adjusted through elastic expansion and contraction.

The pressure sensing system includes a pressure detection unit, a pressure display 7, and a strip-shaped air cavity 2. The strip-shaped air cavity 2 is arranged on the fixing belt main body 1, and the strip-shaped air cavity 2 extends along the length direction of the fixing belt main body 1, wherein the fixing belt main body 1 When fixed on the patient, the height direction is the width direction, and the body width direction is the length direction.

The pressure detection unit is connected with the strip-shaped air chamber 2, and the pressure detection unit is in signal communication with the pressure display 7, the pressure detection unit is used to detect the gas pressure in the strip-shaped air chamber 2 and transmits the pressure signal to the pressure display 7, the pressure display 7 Used to display the pressure in the bar-shaped air chamber 2. The pressure indicator 7 is arranged on the outer surface of the main body 1 of the fixing belt, so as to observe the pressure value.

When the fixing belt is fixed, the strip-shaped air cavity 2 covers the entire fixing belt, the strip-shaped air cavity 2 is squeezed and shrinks, and the strip-shaped air cavity 2 is squeezed everywhere, so the pressure in the strip-shaped air cavity 2 is the fixed belt pressure. Average pressure of body 1 along its length. The average pressure of the fixed belt main body 1 in the length direction can be obtained by detecting the gas pressure in the strip-shaped air cavity 2, and the difference between the detection pressure of the pressure detection unit and the fixed pressure of the fixed belt main body 1 can be reduced, so that the detection result more accurate.

The pressure detection unit detects the average force of the fixing belt main body 1 and transmits the pressure signal to the pressure display 7. The pressure display 7 can directly display the average pressure of the fixing belt main body 1, and the pressure detected by the pressure detection unit is closer to the fixing pressure of the fixing belt. The operator can adjust the tightness of the fixing belt according to the average pressure of the fixing belt main body 1 .

Preferably, at least two strip-shaped air chambers 2 are arranged at intervals along the width direction of the fixing belt main body 1 , and one end of each strip-shaped air chamber 2 is connected to a pressure detection unit, and each pressure detection unit is connected to the pressure display 7 for signal.

The main body of the fixed belt is arranged at least two strip-shaped air chambers 2 at intervals along the width direction, and each pressure detection unit detects the pressure of each strip-shaped air chamber 2 respectively. 2 can compensate the pressure difference between different positions in the width direction, and the average value of the pressure of each strip-shaped air chamber 2 detected by each pressure detection unit is closer to the fixed pressure of the main body 1 of the fixing belt.

Preferably, the strip-shaped air cavity 2 is embedded in the main body 1 of the fixing belt.

The strip-shaped air cavity 2 is embedded in the main body 1 of the fixing belt, and the strip-shaped air cavity 2 is arranged in an embedded manner to increase the contact area between the strip-shaped air cavity 2 and the main body 1 of the fixing belt, and the measured pressure is more accurate.

Preferably, the pressure display 7 has a pressure display switch 71, a pressure reading display area 72 and an average reading display area 73, the pressure reading display area 72 corresponds to the bar-shaped air cavity 2 one-to-one, and the average reading display area 73 is used to display each bar Average pressure in air cavity 2.

The pressure display switch 71 is used to open or close the pressure display 7, and the pressure reading display area 72 on the pressure display 7 can separately display the gas pressure in each bar-shaped air chamber 2, while the average reading display area 73 can display the gas pressure of each bar-shaped gas chamber 2. The average pressure of cavity 2, the user can adjust the fixing belt according to each value, obtain effective and suitable pressure data of the medical chest fixing belt, and provide strong data support for future clinical work.

Preferably, the pressure detection unit includes a pressure measuring device 3 and a pressure transducer 4, the pressure transducer 4 is connected between the pressure measuring device 3 and the pressure display 7, the pressure measuring device 3 has a pressure sensor extending into the bar-shaped air cavity 2 guidewire5.

The pressure sensing guide wire 5 of the pressure measuring device 3 extends into the strip-shaped air chamber 2, so that the gas pressure in the strip-shaped air chamber 2 can be obtained more accurately, and the measurement structure is more accurate. The pressure converter 4 can convert the pressure signal into an electrical signal for display by the pressure display 7 .

Preferably, the signal connection between the pressure measuring device 3 and the pressure transducer 4 , and between the pressure transducer 4 and the pressure display 7 is through a sensing wire 6 .

The transmission signal of the sensing guide wire 6 is faster and more accurate.

Preferably, the fixing belt main body 1 includes a matrix 11 formed of an elastic material, the two ends defining the length direction of the matrix 11 are respectively a first end 12 and a second end 13, and the pressure indicator 7 is arranged on the outer side of the first end 12, The inner surface of the first end 12 is connected with the outer surface of the second end 13 by Velcro.

The pressure indicator 7 is arranged on the outer surface of the first end 12, which has a large arrangement space and is also convenient for people to operate. The first end 12 and the second end 13 are connected by Velcro, the Velcro is convenient to connect, and the production cost is low. In this embodiment, the inner surface of the first end 12 is a Velcro bristle surface, and the outer surface of the second end 13 is a cotton retaining surface with a round hair surface, so as to realize the Velcro connection.

Preferably, a flexible layer is provided on the inner side of the second end 13 .

The inner surface of the second end 13 is the fitting surface that fits the patient when the belt body is fixed, and the inner surface of the second end 13 adopts a flexible layer, which can improve comfort. In this embodiment, the inner surface of the second end 13 is a smooth surface made of cotton, and the flexible layer is made of cotton.

To sum up, the embodiment of the present invention provides a pressure-measuring medical chest strap. The strip-shaped air chamber of the pressure sensing system is arranged on the main body of the strap, and the strip-shaped air chamber extends along the length direction of the main body of the strap. Therefore, The pressure in the strip-shaped air cavity is the average force of the main body of the fixing belt along the length direction. The pressure detection unit detects the average force of the main body of the fixing belt and transmits the pressure signal to the pressure display. The pressure display can directly display the average force of the main body of the fixing belt. Pressure, the pressure detected by the pressure detection unit is closer to the fixing pressure of the fixing belt, and the operator can adjust the tightness of the fixing belt according to the average pressure of the main body of the fixing belt.

The above is only the preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the utility model, some improvements and replacements can also be made. And replacement should also be regarded as the protection scope of the present utility model.

Claims (8)

1. A pressure-measurable medical chest strap, characterized in that it comprises a strap main body and a pressure sensing system arranged on the strap main body, and the strap main body has a function for fitting the patient's body when fixed. The inner side of the body and the outer side away from the patient's body, the pressure sensing system includes a pressure detection unit, a pressure display and a strip-shaped air chamber, the strip-shaped air chamber is arranged on the main body of the fixing belt and along the main body of the fixing belt Extending in the length direction, the pressure detection unit is connected to the strip-shaped air chamber, the pressure detection unit is connected to the pressure display signal, and the pressure detection unit is used to detect the gas pressure in the strip-shaped air chamber And transmit the pressure signal to the pressure display. 2. The pressure-measurable medical chest fixation belt according to claim 1, wherein at least two strip-shaped air cavities are arranged at intervals along the width direction of the main body of the fixation belt, and each of the strip-shaped air cavities One end of the cavity is connected to the pressure detection unit, and each pressure detection unit is connected to the pressure display with a signal. 3. The pressure-measurable medical chest fixation belt according to claim 2, wherein the strip-shaped air cavity is embedded in the main body of the fixation belt. 4. The pressure-measurable medical chest fixation belt according to claim 2, characterized in that, the pressure display has a pressure display switch, a pressure reading display area and an average reading display area, and the pressure reading display area is connected to the pressure display area. The bar-shaped air chambers correspond to each other, and the average reading display area is used to display the average pressure of each bar-shaped air chamber. 5. The pressure-measurable medical chest fixation belt according to any one of claims 1-4, wherein the pressure detection unit includes a pressure measuring device and a pressure transducer, and the pressure transducer is connected to the Between the pressure measuring device and the pressure display, the pressure measuring device has a pressure-sensitive guide wire extending into the strip-shaped air cavity. 6. The pressure-measurable medical chest fixation belt according to claim 5, characterized in that, between the pressure measuring device and the pressure transducer, between the pressure transducer and the pressure display, all pass the sensor Wire signal connection. 7. The pressure-measurable medical chest fixation belt according to any one of claims 1-4, characterized in that, the main body of the fixation belt comprises a matrix formed of an elastic material, defining two ends in the length direction of the matrix respectively They are a first end and a second end, the pressure indicator is arranged on the outer side of the first end, and the inner side of the first end is connected to the outer side of the second end by Velcro. 8 . The pressure-measurable medical chest fixation belt according to claim 7 , wherein a flexible layer is provided on the inner side of the second end.

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