CN201085649Y

CN201085649Y - Inflatable tourniquet

Info

Publication number: CN201085649Y
Application number: CNU200720027998XU
Authority: CN
Inventors: 张平; 宋旗; 林常森
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-09-24
Filing date: 2007-09-24
Publication date: 2008-07-16
Anticipated expiration: 2017-09-24

Abstract

The utility model discloses a pneumatic tourniquet which comprises an elastic belt whose one end is provided with a belt buckle on which a transverse rod is arranged. The transverse rod is connected with one end of the elastic belt; a nylon buckling hook sleeve is arranged on one side of the elastic belt and a nylon buckling hook is arranged on the other end of the elastic belt; a slide sleeve is arranged on the periphery of the elastic belt; an air bag is arranged on the slide sleeve; an inner cavity is arranged in the air bag; an inflation tube is arranged on the lateral wall of the air bag; one end of the inflation tube is connected with the air bag and is communicated with the inner cavity; a nozzle is arranged on the other end of the inflation tube. Because the air bag is arranged on the utility model, the medical staff can adjust the pressure of the tourniquet through changing the pressure of the air bag to realize the best hemostasis effect; a timing alarm device is arranged on the utility model, when the hemostasis time reaches the set point of the medical staff, the timing alarm device sends alarm so that the overtime hemostasis situation is effectively avoided, making the application safer and more reliable. The utility model is provided with a tension meter, the medical staff can read the current pressure value of the tourniquet from a tensionmeter, facilitating the medical staff to control the pressure.

Description

Pneumatic tourniquet

Technical field

This utility model relates to a kind of medical apparatus and instruments, particularly relates to a kind of pneumatic tourniquet.

Background technology

At present, hospital often uses tourniquet being patient treatment forearm fracture or hand injury etc. when sick and wounded, and tourniquet is the simple and effective hemostasis instrument when being used for the first aid of extremity massive hemorrhage, and it is by the capable hemostasis purpose that reaches of compressing blood vessel blocking blood.But there is following defective in existing tourniquet: 1, owing to have individual variation between the patient, some patient is undesirable with conventional pressure haemostatic effect, and the pressure of existing tourniquet is difficult for regulating, so haemostatic effect is not good; 2, tourniquet uses after one hour and should loosen about half a minute, and then tighten, but the existing tourniquet time is wayward, easily trouble is caused damage.

Summary of the invention

The purpose of this utility model has provided a kind of pneumatic tourniquet, and it can regulate the pressure of tourniquet at any time according to patient's different body constitution, reaches best haemostatic effect; It is gone back Timing and reports to the police, and reminds the medical worker after hemostasis a period of time, and tourniquet is loosened, and avoids that bleeding stopping period is long to cause damage to the patient.

The purpose of this utility model is achieved through the following technical solutions: pneumatic tourniquet comprises elastic webbing, one end of elastic webbing is installed bracelet, cross bar is set on the bracelet, cross bar is connected with an end of elastic webbing, one side of elastic webbing is provided with nylon button hook cover, the opposite side of elastic webbing is provided with the nylon button hook, the periphery of elastic webbing is installed sliding sleeve, air bag is installed on the sliding sleeve, inner chamber is set in the air bag, on the sidewall of air bag gas tube is installed, an end of gas tube is connected with air bag and communicates with inner chamber, and the other end of gas tube is installed gas and chewed.

For further realizing the purpose of this utility model realizing by the following technical solutions: offer a registration hole on the elastic webbing, the movable positioning needle of installing on the cross bar, an end of positioning needle and cross bar are hinged.Check valve is installed on the gas tube, check valve gas chew and air bag between.Vent valve is installed on the gas tube, and vent valve is between check valve and air bag.The middle part of elastic webbing is provided with strain gauge, and display screen is set on the strain gauge.Electronic watch, time switch are set on the bracelet, switch and buzzer are set, time switch and the below that switch is positioned at electronic watch is set, buzzer is positioned at the right-hand of electronic watch.

Good effect of the present utility model is: it is equipped with air bag, and the medical worker can regulate the pressure of tourniquet by the pressure that changes air bag, reaches best haemostatic effect; It also is equipped with the timing and alarming device, and when bleeding stopping period reached medical worker's setting value, timing and alarming device sounding alarm can be stopped the long situation of bleeding stopping period effectively and take place, and uses more safe and reliable.This utility model also is equipped with strain gauge, and the medical worker can make things convenient for medical worker's controlled pressure directly by reading tourniquet pressure value at that time in the strain gauge.

Description of drawings

Fig. 1 is a structural representation of the present utility model; Fig. 2 is the plan structure sketch map of Fig. 1.

Drawing reference numeral explanation: 1-bracelet, 2-cross bar, 3-elastic webbing, 4-nylon button hook cover, 5-sliding sleeve, 6-air bag, 7-nylon button hook, 8-gas tube, 9-gas are chewed, 10-locating hole, 11-positioning needle, 12-inner chamber, 13-check valve, 14-vent valve, 15-strain gauge, 16-display screen, 17-electronic watch, 18-time switch, 19-are provided with switch, 20-buzzer.

The specific embodiment

Pneumatic tourniquet described in the utility model comprises elastic webbing 3, one end of elastic webbing 3 is installed bracelet 1, cross bar 2 is set on the bracelet 1, cross bar 2 is connected with an end of elastic webbing 3, one side of elastic webbing 3 is provided with nylon button hook cover 4, the opposite side of elastic webbing 3 is provided with nylon button hook 7, and nylon button hook cover 4 and nylon button hook 7 constitute nylon buckles, and nylon buckles plays auxiliary fixation on tourniquet.Suit sliding sleeve 5 on the elastic webbing 3 is installed air bag 6 on the sliding sleeve 5, the medical worker can regulate the position of sliding sleeve 5 on elastic webbing 3 as required, thereby makes air bag 6 be in best pressing position.Inner chamber 12 is set in the air bag 6, gas tube 8 is installed on the sidewall of air bag 6, an end of gas tube 8 is connected with air bag 6 and communicates with inner chamber 12, and the other end of gas tube 8 is installed gas and chewed 9.Gas is chewed 9 and can be matched with the needle hub of syringe, when needs are inflated in air bag 6, the needle hub of syringe can be chewed 9 with gas and be plugged on, and pushing syringe is suppressed inflation in air bag 6.

For making the tourniquet binding firmly, can offer a registration hole 10 on the elastic webbing 3, the number of locating hole 10 can be decided according to people's demand, can be two, three, four, five or more a plurality of.The movable positioning needle 11 of installing on the cross bar 2, one end of positioning needle 11 and cross bar 2 is hinged, and this structure and belt buckle are similar, and the medical worker can be as being the belt, tourniquet around tightening rapidly to patient's limbs, and will positioning needle 11 be inserted in the positioning hole corresponding 10 and makes tourniquet fixed.

For preventing air bag 6 gas leakage, on the gas tube 8 check valve 13 can be installed, check valve 13 gas chew 9 and air bag 6 between.Vent valve 14 is installed on the gas tube 8, vent valve 14 when the hypertonia of the excessive tourniquet of gas in the air bag 6, can be opened vent valve 14 between check valve 13 and air bag 6, gases in the air bag 6 are suitably emitted, close vent valve 14 again when the pressure of air bag 6 reaches required value.

For making the medical worker can read tourniquet force value this moment intuitively, the middle part of elastic webbing 3 can be provided with strain gauge 15, and display screen 16 is set on the strain gauge 15, can clearly illustrate the pressure value of tourniquet this moment on the display screen 16.

Electronic watch 17, time switch 18 also can be set on the bracelet 1, switch 19 and buzzer 20 are set, electronic watch 17, time switch 18 and the timing and alarming device that switch 19 constitutes is set, its structure can be identical with the electronic watch of existing band alarm clock function.During use, the medical worker presses and switch 19 is set makes electronic watch 17 enter the state of setting, press time switch 18 and set numerical value, for example 60 minutes, pin and switch 19 is set continues about 2 seconds, electronic watch 17 is got back to time status, presses time switch 18 then and picks up counting, when bleeding stopping period reaches 60 minutes, buzzer 20 sounding alarms.The time switch 18 and below that switch 19 is positioned at electronic watch 17 is set, buzzer 20 is positioned at the right-hand of electronic watch 17.When this utility model described in the utility model is made, process each parts and assembling by above-mentioned requirements.Technical scheme described in the utility model is not restricted in the scope of embodiment described in the utility model.This utility model not technology contents of detailed description is known technology.

Claims

1. pneumatic tourniquet, it is characterized in that: comprise elastic webbing (3), one end of elastic webbing (3) is installed bracelet (1), cross bar (2) is set on the bracelet (1), cross bar (2) is connected with an end of elastic webbing (3), one side of elastic webbing (3) is provided with nylon button hook cover (4), the opposite side of elastic webbing (3) is provided with nylon button hook (7), the periphery of elastic webbing (3) is installed sliding sleeve (5), sliding sleeve (5) is gone up air bag (6) is installed, and inner chamber (12) is set in the air bag (6), and gas tube (8) is installed on the sidewall of air bag (6), one end of gas tube (8) is connected with air bag (6) and communicates with inner chamber (12), and the other end of gas tube (8) is installed gas and chewed (9).

2. pneumatic tourniquet according to claim 1 is characterized in that: offer a registration hole (10) on the elastic webbing (3), cross bar (2) is gone up the movable positioning needle (11) of installing, and an end of positioning needle (11) and cross bar (2) are hinged.

3. pneumatic tourniquet according to claim 1 and 2 is characterized in that: gas tube (8) is gone up check valve (13) is installed, and check valve (13) is positioned at gas and chews between (9) and the air bag (6).

4. pneumatic tourniquet according to claim 3 is characterized in that: gas tube (8) is gone up vent valve (14) is installed, and vent valve (14) is positioned between check valve (13) and the air bag (6).

5. pneumatic tourniquet according to claim 4 is characterized in that: the middle part of elastic webbing (3) is provided with strain gauge (15), and display screen (16) is set on the strain gauge (15).

6. pneumatic tourniquet according to claim 5, it is characterized in that: electronic watch (17), time switch (18) are set on the bracelet (1), switch (19) and buzzer (20) are set, time switch (18) and the below that switch (19) is positioned at electronic watch (17) is set, buzzer (20) is positioned at the right-hand of electronic watch (17).