CN111671488B - Dynamics adjustable tourniquet - Google Patents
Dynamics adjustable tourniquet Download PDFInfo
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- CN111671488B CN111671488B CN202010589234.XA CN202010589234A CN111671488B CN 111671488 B CN111671488 B CN 111671488B CN 202010589234 A CN202010589234 A CN 202010589234A CN 111671488 B CN111671488 B CN 111671488B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/132—Tourniquets
- A61B17/135—Tourniquets inflatable
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
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Abstract
The invention discloses a tourniquet with adjustable force, which comprises a tourniquet, an adjusting plate and a fixing block, one end of the tourniquet is fixedly connected with the middle part of the bottom of the adjusting plate, the middle part of the adjusting plate is provided with a rectangular slot, the inner part of the adjusting plate is of a hollow structure, the bottom of one side of the adjusting plate is provided with an air bag group, the middle part of the adjusting plate is provided with a connecting rod, the clamping plate is arranged in the other side of the adjusting plate, the invention can adjust the width of the armlet to be bled through the adjusting plate, the tourniquet can be clamped by the connecting rod and the clamping plate, the air bag group can pressurize when the pressure on the skin is too loose during blood drawing, when waiting to draw blood the person and wearing clothes when thicker, be difficult to take off the clothes when drawing blood, can pressurize it through the gasbag group that is equipped with this moment, tourniquet produces suitable pressure to skin when guaranteeing to draw blood.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a tourniquet with adjustable force.
Background
In the prior art, a tourniquet of an eraser is wound on an arm and tightened to press the arm, so that venous blood is prevented from flowing to the heart, and blood can be drawn conveniently by finding a blood vessel.
Therefore, a tourniquet with adjustable force is provided.
Disclosure of Invention
The invention mainly aims to provide a tourniquet with adjustable force, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a dynamics adjustable tourniquet, includes tourniquet, adjusting plate and fixed block, the middle part fixed connection of the one end of tourniquet and adjusting plate bottom, the fluting of rectangle is seted up at the middle part of adjusting plate, the inside hollow structure that is of adjusting plate, gasbag group is installed to the bottom of adjusting plate one side, the adjusting plate mid-mounting has the connecting rod, the internally mounted of adjusting plate opposite side has sandwich panel, the arc strip is installed to the fixed block bottom.
Further, the inside slip chamber of installing in adjusting plate one side, gasbag group includes first gasbag, second gasbag and third gasbag, one side of first gasbag and one side of second gasbag are connected, the opposite side of second gasbag and one side of third gasbag are connected, the junction of first gasbag and second gasbag is connected with first check valve, the junction of second gasbag and third gasbag is connected with the second check valve, the volume of first gasbag is greater than the volume of second gasbag, the volume of second gasbag is greater than the volume of third gasbag, the equal fixed mounting in middle part on the top of first gasbag, second gasbag and third gasbag has the spliced pole, every circular sliding block, three is all installed on the top of spliced pole circular sliding block all with slip chamber sliding connection.
Further, branch, every are installed respectively to one side at connecting rod both ends the arc rubber piece is all installed to the bottom of branch, the radian of arc rubber piece is the same with the avris radian after the third gasbag is aerifyd, the top of connecting rod and the inside top sliding connection of adjusting plate.
Further, the support column is installed at the both ends of plywood one side, the surface mounting of plywood opposite side has the piece of stirring, two installation pieces have been seted up to the adjusting plate inside, one side of installation piece does not have the closure, two rigid spring, two are all installed to the inside opposite side of installation piece the position of support column respectively with two the position of installation piece is corresponding, two the other end of rigid spring respectively with two the one end of support column is connected, the top of plywood also with the inside top sliding connection of adjusting plate.
Further, arc strip fixed mounting is in one side of fixed block bottom, the radian of arc strip is the same with the radian of tourniquet inner ring, the soft strip of rubber is installed to the opposite side of fixed block bottom, the inside fixed mounting of the soft strip of rubber has the iron core, a plurality of concave piece has been seted up on the surface of the soft strip of rubber, the width of concave piece is the same with the width of plywood bottom.
Further, the height of plywood bottom is the same with the length of connecting rod, the connecting rod is installed and is less than the length of plywood in the inboard surplus length of branch.
Further, the connector is still installed to one side of adjusting plate bottom, the inflation inlet is still installed to the bottom of connector, the inflation inlet is external to have the inflation head, the connector is installed to the bottom of inflation head, the connecting pipe is installed to the opposite side of connector, the other end of connecting pipe is connected with the mounting box, one side of connecting pipe is equipped with the safety bag, the internally mounted of mounting box has the pump, the bottom of pump is equipped with the suction opening, the one end of pump and the one end of connecting pipe link to each other.
Compared with the prior art, the invention has the following beneficial effects:
1. the width of the arm to be subjected to blood drawing can be adjusted through the adjusting plate, the tourniquet can be clamped through the connecting rod and the clamping plate, when the person who draws blood needs to be drawn, the shifting block only needs to be shifted by hands, and at the moment, the fingers of the person generate force on the shifting block, so that the shifting block is pulled to extrude the rigid spring in the mounting block, meanwhile, the arc-shaped rubber block at one end of the supporting rod also extrudes the air bag group, the tourniquet is placed below the arm, the tourniquet penetrates through the connecting rod and the clamping plate, and after the arm is tightened, the shifting block is put down, a daily blood drawing task can be performed, if the tourniquet is pulled again and tied up after looseness is found in the blood drawing process;
2. the air bag group is arranged to pressurize when the pressure on the skin is too loose during blood drawing, when a person to be drawn wears thick clothes, the clothes are not easy to take off during blood drawing, the air bag group can pressurize the clothes at the moment, the tourniquet can generate proper pressure on the skin during blood drawing, the tourniquet is placed below the arm, when the tourniquet is penetrated between the connecting rod and the clamping plate and tightens the arm, the situation that the arm is tightened by the tourniquet can be insufficient due to no clothes being taken off, at the moment, the inflation head is inserted into the inflation port and the switch of the inflation pump is opened, the inflation pump sucks air from the suction port and transmits the air into the connecting pipe, and then the air is transmitted into the inflation port from the connecting pipe, the connecting head and the inflation head, the safety bag plays a role of buffering during inflation, and when the air enters the air bag group, the gas firstly inflates the first air bag, in the process of inflating the first air bag, the gas respectively enters the second air bag and the third air bag from the first one-way valve and the second one-way valve in sequence, the third air bag is inflated firstly because the arranged valves are the one-way valves, then the other two air bags are inflated, and the arranged circular sliding block can slide in the sliding cavity, so that the first air bag, the second air bag and the third air bag can be sequenced at a proper position;
3. can strengthen the pressure to the arm through the fixed block that is equipped with, play pressurized effect, when people dress winter clothes, the clothes is more thickened, the clothes sleeve is hardly rolled up, place the arc strip in the tourniquet this moment, the one end of tourniquet just has the soft strip of rubber this moment, when twining the tourniquet once more, pass connecting rod and clamping plate with the soft strip of tourniquet simultaneously, stimulate the soft strip of rubber this moment, the concave block of the soft strip of rubber and the base mutual block of clamping plate, extrude the clothes, meanwhile, because rubber is the triangle-shaped cone, the bottom also can produce pressure to the clothes, thereby produce pressure to the arm, the iron core that is equipped with plays the effect of stereotyping, can install when using, not the time spent dismantlement, simple convenient and fast.
Drawings
Fig. 1 is a schematic view of the overall structure of a tourniquet with adjustable force.
Fig. 2 is a schematic view of the internal structure of the tourniquet with adjustable force.
Fig. 3 is a side view of a tourniquet with adjustable force according to the present invention.
Fig. 4 is a schematic diagram of the internal structure of the balloon set of the tourniquet with adjustable force.
Fig. 5 is a side view of a tourniquet of an adjustable force tourniquet of the present invention.
Fig. 6 is a side view of a fixing block of a tourniquet with adjustable force according to the present invention.
Fig. 7 is a schematic view of the overall structure of the fixing block of the tourniquet with adjustable force according to the present invention.
Fig. 8 is a schematic view of the internal structure of an adjusting plate of the tourniquet with adjustable force.
Fig. 9 is a schematic view of the internal structure of the mounting box of the tourniquet with adjustable force.
In the figure: 1. a tourniquet; 2. an adjustment plate; 3. a connecting rod; 4. grooving; 5. an air bag group; 6. an arc-shaped rubber block; 7. a strut; 8. a plywood; 9. mounting blocks; 10. a support pillar; 11. a stiff spring; 12. a shifting block; 13. a circular slider; 14. connecting columns; 15. a first air bag; 16. a second air bag; 17. a third air cell; 18. a first check valve; 19. a second one-way valve; 20. a sliding cavity; 21. a fixed block; 22. a soft rubber strip; 23. an iron core; 24. a concave block; 25. an arc-shaped strip; 26. a connecting port; 27. an inflation inlet; 28. an inflation head; 29. a connecting pipe; 30. mounting a box; 31. an inflator pump; 32. an air suction opening; 33. a connector; 34. a safety bag.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
As shown in fig. 1-9, a dynamics adjustable tourniquet, including tourniquet 1, adjusting plate 2 and fixed block 21, the middle part fixed connection of the one end of tourniquet 1 and 2 bottoms of adjusting plate, rectangular fluting 4 is seted up at the middle part of adjusting plate 2, adjusting plate 2 is inside to be hollow structure, gasbag group 5 is installed to the bottom of 2 one sides of adjusting plate, 2 mid-mounting of adjusting plate have connecting rod 3, the internally mounted of 2 opposite sides of adjusting plate has plywood 8, arc strip 25 is installed to fixed block 21 bottom.
Branch 7 is installed respectively to one side at 3 both ends of connecting rod, and arc rubber block 6 is all installed to the bottom of every branch 7, and the radian of arc rubber block 6 is the same with the avris radian behind the third gasbag 17 inflation, the top of connecting rod 3 and the inside top sliding connection of adjusting plate 2.
The height of plywood 8 bottom is the same with the length of connecting rod 3, and the remaining length that connecting rod 3 installed the inboard of branch 7 is less than the length of plywood 8.
By adopting the technical scheme: the arm width that can treat the bloodletting through adjusting plate 2 that is equipped with adjusts, can treat tourniquet 1 through connecting rod 3 and the sandwich panel 8 that are equipped with and press from both sides tightly, when needs draw the bloodletting person, only need stir and dial piece 12 with the hand, people's finger produces power to dialling piece 12 this moment, thereby make its pulling support column 10 extrude the rigid spring 11 in the installation piece 9, meanwhile, the arc rubber piece 6 of branch 7 one end also extrudees gasbag group 5, place tourniquet 1 in the arm below, pass tourniquet 1 between connecting rod 3 and sandwich panel 8, make its adversary arm tighten the back, put down block 12 will be dialled, can carry out daily bloodletting, if it is loose to tie up in the bloodletting blood in-process, stir once more and dial piece 12, it can to take out tourniquet 1.
Example 2
As shown in fig. 1-9, a dynamics adjustable tourniquet, including tourniquet 1, adjusting plate 2 and fixed block 21, the middle part fixed connection of the one end of tourniquet 1 and 2 bottoms of adjusting plate, rectangular fluting 4 is seted up at the middle part of adjusting plate 2, adjusting plate 2 is inside to be hollow structure, gasbag group 5 is installed to the bottom of 2 one sides of adjusting plate, 2 mid-mounting of adjusting plate have connecting rod 3, the internally mounted of 2 opposite sides of adjusting plate has plywood 8, arc strip 25 is installed to fixed block 21 bottom.
The adjusting plate 2 is internally provided with a sliding cavity 20 at one side, the air bag group 5 comprises a first air bag 14, a second air bag 14 and a third air bag 17, one side of the first air bag 14 is connected with one side of the second air bag 14, the other side of the second air bag 14 is connected with one side of the third air bag 17, the joint of the first air bag 14 and the second air bag 14 is connected with a first one-way valve 18, the joint of the second air bag 14 and the third air bag 17 is connected with a second one-way valve 19, the volume of the first air bag 14 is larger than that of the second air bag 14, the volume of the second air bag 14 is larger than that of the third air bag 17, connecting columns 14 are fixedly arranged in the middles of the top ends of the first air bag 14, the second air bag 14 and the third air bag 17, a circular sliding block 13 is arranged at the top end of each connecting column 14, and the three circular sliding blocks 13 are in sliding connection with the sliding cavity 20.
Branch 7 is installed respectively to one side at 3 both ends of connecting rod, and arc rubber block 6 is all installed to the bottom of every branch 7, and the radian of arc rubber block 6 is the same with the avris radian behind the third gasbag 17 inflation, the top of connecting rod 3 and the inside top sliding connection of adjusting plate 2.
The height of plywood 8 bottom is the same with the length of connecting rod 3, and the remaining length that connecting rod 3 installed the inboard of branch 7 is less than the length of plywood 8.
A connector 26 is further mounted on one side of the bottom end of the adjusting plate 2, an inflation inlet 27 is further mounted at the bottom of the connector 26, an inflation connector 28 is externally connected to the inflation inlet 27, a connector 33 is mounted at the bottom of the inflation connector 28, a connecting pipe 29 is mounted on the other side of the connector 33, the other end of the connecting pipe 29 is connected with a mounting box 30, a safety bag 34 is arranged on one side of the connecting pipe 29, an inflation pump 31 is mounted inside the mounting box 30, an air suction opening 32 is formed in the bottom end of the inflation pump 31, and one end of the inflation pump 31 is connected with one end of the connecting pipe 29.
By adopting the technical scheme: the air bag group 5 can pressurize when the pressure on the skin is too loose during blood drawing, when the clothes of a person to be drawn is thick, the person is not easy to take off the clothes during blood drawing, the air bag group 5 can pressurize the person at the moment, the tourniquet 1 can generate proper pressure on the skin during blood drawing, the tourniquet 1 is placed below the arm, when the tourniquet 1 passes through the space between the connecting rod 3 and the clamping plate 8 and tightens the arm, the condition that the arm is tightened by the tourniquet 1 can generate deficiency because the clothes are not taken off, at the moment, the inflation head 28 is inserted into the inflation port 27, the switch of the inflation pump 31 is opened, the inflation pump 31 sucks air from the air suction port 32 and transmits the air into the connecting pipe 29, and then transmits the air into the inflation port 27 from the connecting pipe 29, the connecting pipe 33 and the inflation head 28, and the safety bag 34 plays a role of buffering during inflation, when gas enters the air bag group 5, the gas firstly inflates the first air bag 14, in the process of inflating the first air bag 14, the gas respectively enters the second air bag 14 and the third air bag 17 from the first one-way valve 18 and the second one-way valve 19 in sequence, the third air bag 17 is inflated firstly because the arranged valves are the one-way valves, then the other two air bags are inflated, the circular sliding block 13 is arranged and can slide in the sliding cavity 20, so that the first air bag 14, the second air bag 14 and the third air bag 17 can be sequenced at a proper position, and the air bag group 5 can be stopped from being inflated when the proper pressure is reached because the tourniquet 1 is wound on the arm.
Example 3
As shown in fig. 1-9, a dynamics adjustable tourniquet, including tourniquet 1, adjusting plate 2 and fixed block 21, the middle part fixed connection of the one end of tourniquet 1 and 2 bottoms of adjusting plate, rectangular fluting 4 is seted up at the middle part of adjusting plate 2, adjusting plate 2 is inside to be hollow structure, gasbag group 5 is installed to the bottom of 2 one sides of adjusting plate, 2 mid-mounting of adjusting plate have connecting rod 3, the internally mounted of 2 opposite sides of adjusting plate has plywood 8, arc strip 25 is installed to fixed block 21 bottom.
The adjusting plate 2 is internally provided with a sliding cavity 20 at one side, the air bag group 5 comprises a first air bag 14, a second air bag 14 and a third air bag 17, one side of the first air bag 14 is connected with one side of the second air bag 14, the other side of the second air bag 14 is connected with one side of the third air bag 17, the joint of the first air bag 14 and the second air bag 14 is connected with a first one-way valve 18, the joint of the second air bag 14 and the third air bag 17 is connected with a second one-way valve 19, the volume of the first air bag 14 is larger than that of the second air bag 14, the volume of the second air bag 14 is larger than that of the third air bag 17, connecting columns 14 are fixedly arranged in the middles of the top ends of the first air bag 14, the second air bag 14 and the third air bag 17, a circular sliding block 13 is arranged at the top end of each connecting column 14, and the three circular sliding blocks 13 are in sliding connection with the sliding cavity 20.
Branch 7 is installed respectively to one side at 3 both ends of connecting rod, and arc rubber block 6 is all installed to the bottom of every branch 7, and the radian of arc rubber block 6 is the same with the avris radian behind the third gasbag 17 inflation, the top of connecting rod 3 and the inside top sliding connection of adjusting plate 2.
The height of plywood 8 bottom is the same with the length of connecting rod 3, and the remaining length that connecting rod 3 installed the inboard of branch 7 is less than the length of plywood 8.
A connector 26 is further mounted on one side of the bottom end of the adjusting plate 2, an inflation inlet 27 is further mounted at the bottom of the connector 26, an inflation connector 28 is externally connected to the inflation inlet 27, a connector 33 is mounted at the bottom of the inflation connector 28, a connecting pipe 29 is mounted on the other side of the connector 33, the other end of the connecting pipe 29 is connected with a mounting box 30, a safety bag 34 is arranged on one side of the connecting pipe 29, an inflation pump 31 is mounted inside the mounting box 30, an air suction opening 32 is formed in the bottom end of the inflation pump 31, and one end of the inflation pump 31 is connected with one end of the connecting pipe 29.
By adopting the technical scheme: the pressure to the arm can be strengthened through the fixed block 21 that is equipped with, play the pressurized effect, when people dress winter clothes, the clothes is more thickened, the clothes sleeve is hardly rolled up, place arc 25 in tourniquet 1 this moment, the one end of tourniquet 1 will have soft strip of rubber 22 this moment, when twining tourniquet 1 again, pass tourniquet 1 and soft strip of rubber 22 simultaneously between connecting rod 3 and plywood 8, this moment pulling soft strip of rubber 22, the concave block 24 of soft strip of rubber 22 and the mutual block in base of plywood 8 extrude the clothes, meanwhile, because rubber is the triangle-shaped toper, the bottom also can produce pressure to the clothes, thereby produce pressure to the arm, the iron core 23 that is equipped with plays the effect of stereotyping, can install when using, dismantle when not, simple, convenient and fast.
It should be noted that, when in use, the tourniquet with adjustable force can clamp the tourniquet 1 to be taken through the connecting rod 3 and the clamping plate 8, when a person who takes blood needs to take blood, only the poking block 12 is needed to be poked by a hand, at the moment, the fingers of a person generate force on the poking block 12, so that the person pulls the supporting column 10 to extrude the rigid spring 11 in the mounting block 9, meanwhile, the arc-shaped rubber block 6 at one end of the supporting rod 7 also extrudes the air bag group 5, the tourniquet 1 is placed below the arm, the tourniquet 1 passes through the connecting rod 3 and the clamping plate 8, the poking block 12 is put down after the arm is tightened, if the loose binding is found in the blood taking process, the poking block 12 is pulled again, the tourniquet 1 is pulled tightly, if the pressure given by the blood taking belt is not large enough or the clothes of the person who takes blood is thick, at this time, the tourniquet 1 can be pressurized through the arranged air bag group 5, so that the tourniquet 1 can generate proper pressure on skin during blood drawing, the tourniquet 1 is placed below an arm, when the tourniquet 1 passes through a position between the connecting rod 3 and the clamping plate 8 and is tightened on the arm, because clothes are not taken off, the condition that the arm is tightened by the tourniquet 1 can be insufficient, at this time, the inflating head 28 is inserted into the inflating opening 27 and the switch of the inflating pump 31 is opened, the inflating pump 31 sucks air from the inflating opening 32 and transmits the air into the connecting pipe 29 and then transmits the air into the inflating opening 27 from the connecting pipe 29, the connecting head 33 and the inflating head 28, the arranged safety bag 34 plays a buffering role during inflating, when the air enters the air bag group 5, the air firstly inflates the first air bag 14, and during inflating the first air bag 14, the air sequentially enters the second air bag 14 and the third air bag 17 from the first one-way valve 18 and the second one-way valve 19 respectively, because the set valve is a one-way valve, the third air bag 17 is inflated firstly, then the other two air bags are inflated, the round sliding block 13 is arranged to slide in the sliding cavity 20, so that the first air bag 14, the second air bag 14 and the third air bag 17 can be sequenced at a proper position, and because the tourniquet 1 is wound on the arm, when a proper pressure is reached, the air bag group 5 can be stopped from being inflated; if the pressure is insufficient after the air bag is fully filled after the air bag is used, the arc-shaped strip 25 is placed in the tourniquet 1, the soft rubber strip 22 is arranged at one end of the tourniquet 1, when the tourniquet 1 is wound again, the tourniquet 1 and the soft rubber strip 22 simultaneously penetrate through the space between the connecting rod 3 and the clamping plate 8, the soft rubber strip 22 is pulled, the concave blocks 24 of the soft rubber strip 22 are clamped with the bottom edge of the clamping plate 8, clothes are extruded, meanwhile, the bottom of the clothes can generate pressure due to the fact that the rubber is in the shape of a triangular cone, so that the arm generates pressure, and the air bag is inflated, so that the tourniquet can generate the maximum pressure on the clothes of a patient to be subjected to blood drawing, and the arm generates the maximum pressure.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A dynamics adjustable tourniquet comprises a tourniquet, an adjusting plate and a fixing block, and is characterized in that one end of the tourniquet is fixedly connected with the middle of the bottom of the adjusting plate, a rectangular slot is formed in the middle of the adjusting plate, the adjusting plate is internally of a hollow structure, an air bag group is installed at the bottom of one side of the adjusting plate, a connecting rod is installed in the middle of the adjusting plate, a sandwich plate is installed in the other side of the adjusting plate, and an arc-shaped strip is installed at the bottom of the fixing block; the support rods are respectively arranged on one side of each of two ends of the connecting rod, an arc-shaped rubber block is arranged at the bottom end of each support rod, the radian of each arc-shaped rubber block is the same as that of the side of the inflated third air bag, and the top end of the connecting rod is slidably connected with the top end of the inner part of the adjusting plate; the support column is installed at the both ends of plywood one side, the surface mounting of plywood opposite side has the piece of stirring, two installation pieces have been seted up to the adjusting plate is inside, one side of installation piece does not have and seals, two rigid spring is all installed to the inside opposite side of installation piece, two the position of support column is respectively with two the position of installation piece is corresponding, two the other end of rigid spring is respectively with two the one end of support column is connected, the top of plywood also with the inside top sliding connection of adjusting plate.
2. A tourniquet with adjustable force according to claim 1, wherein: the inside sliding chamber that installs in adjusting plate one side, gasbag group includes first gasbag, second gasbag and third gasbag, one side of first gasbag and one side of second gasbag are connected, the opposite side of second gasbag and one side of third gasbag are connected, the junction of first gasbag and second gasbag is connected with first check valve, the junction of second gasbag and third gasbag is connected with the second check valve, the volume of first gasbag is greater than the volume of second gasbag, the volume of second gasbag is greater than the volume of third gasbag, the equal fixed mounting in middle part on the top of first gasbag, second gasbag and third gasbag has the spliced pole, every circular sliding block, three is all installed on the top of spliced pole circular sliding block all with sliding chamber sliding connection.
3. A tourniquet with adjustable force according to claim 1, wherein: arc strip fixed mounting is in one side of fixed block bottom, the radian of arc strip is the same with the radian of tourniquet inner ring, the soft strip of rubber is installed to the opposite side of fixed block bottom, the inside fixed mounting of the soft strip of rubber has the iron core, a plurality of concave piece has been seted up on the surface of the soft strip of rubber, the width of concave piece is the same with the width of plywood bottom.
4. A tourniquet with adjustable force according to claim 1, wherein: the height of plywood bottom is the same with the length of connecting rod, the connecting rod is installed and is less than the length of plywood in the inboard surplus length of branch.
5. A tourniquet with adjustable force according to claim 1, wherein: the utility model discloses a safety airbag inflation device, including adjusting plate, connector, inflation inlet, connector, connecting pipe, mounting box, safety bag, inflation inlet, connector, connecting pipe, mounting box, safety bag, air pump, air suction opening, air pump and connecting pipe, the connector is still installed to one side of adjusting plate bottom, the inflation inlet is still installed to the bottom of connector, the inflation inlet is external to have the inflation head, the connector is installed to the bottom of inflation head, the connecting pipe is installed to the opposite side of connector, the other end of connecting pipe is connected with the mounting box, one side of connecting pipe is equipped with the safety bag, the internally mounted of mounting box has the pump, the bottom of pump is equipped with the suction opening, the one end of pump links to each other with the one end of connecting pipe.
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| CN202010589234.XA CN111671488B (en) | 2020-06-24 | 2020-06-24 | Dynamics adjustable tourniquet |
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| CN202010589234.XA CN111671488B (en) | 2020-06-24 | 2020-06-24 | Dynamics adjustable tourniquet |
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| CN111671488B true CN111671488B (en) | 2021-11-16 |
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| CN203417233U (en) * | 2013-03-26 | 2014-02-05 | 周美丽 | Compression tourniquet after angiocardiography |
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