CN113975475A - Flow-controllable negative pressure drainage device for orthopedic postoperative care - Google Patents
Flow-controllable negative pressure drainage device for orthopedic postoperative care Download PDFInfo
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- CN113975475A CN113975475A CN202111254271.6A CN202111254271A CN113975475A CN 113975475 A CN113975475 A CN 113975475A CN 202111254271 A CN202111254271 A CN 202111254271A CN 113975475 A CN113975475 A CN 113975475A
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Abstract
The invention discloses a flow-controllable negative pressure drainage device for orthopedic postoperative care, which has the technical scheme main points that: comprises a negative pressure drainage component and a negative pressure generation component. The flow-controllable negative pressure drainage device for orthopedic postoperative care, provided by the invention, can stably drain cerebrospinal fluid when nursing orthopedic postoperative patients, is safe and reliable, can avoid injury to the patients due to unstable drainage, can control the drainage flow of the drainage tube, can meet the use requirements of different patients, has better practicability, can replace a manual operation air bag to generate negative pressure in the drainage bottle, can effectively reduce the working strength of medical workers and improve the working efficiency, and particularly, can automatically adjust the negative pressure in the drainage bottle through the matching of a controller, a motor and a pressure sensor, can ensure that the negative pressure in the drainage bottle is constant, thereby realizing the purpose of stably draining cerebrospinal fluid and effectively increasing the safety and reliability of the device.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a flow-controllable negative pressure drainage device for orthopedic postoperative care.
Background
Cerebrospinal fluid: cerebrospinal fluid is a colorless, transparent fluid that exists in the ventricles of the brain and in the subarachnoid space. The specific gravity is 1.005, and the total amount is 130-150 ml. The average daily production was 524 ml. The cerebrospinal fluid surrounds and supports the entire brain and spinal cord, effectively reducing the weight of the brain to 1/6, and protecting the trauma to some extent. Plays a role in eliminating metabolites and inflammatory exudates as well as in lymph fluid at other parts of the body.
When the brain is injured, overflowing cerebrospinal fluid needs to be drained out in the postoperative care process, however, the current negative pressure drainage device has the following problems: when nursing, be difficult to guarantee the negative pressure size invariant in the drainage bottle, lead to being difficult to drainage cerebrospinal fluid steadily, fail safe nature is poor, there is the hidden danger that causes the injury to the patient because of the drainage is unstable, the drainage flow of uncontrollable drainage tube, be difficult to satisfy different patients' user demand, the practicality is poor, need manual operation gasbag to produce the negative pressure in letting the drainage bottle, the working strength that leads to medical personnel is great and influence work efficiency, the especially important negative pressure size that is difficult to guarantee in the drainage bottle is invariable.
Therefore, the flow-controllable negative pressure drainage device for orthopedic postoperative care is provided.
Disclosure of Invention
Aiming at the problems mentioned in the background technology, the invention aims to provide a flow-controllable negative pressure drainage device for orthopedic postoperative care, can stably drain cerebrospinal fluid when nursing a patient after an orthopedic operation, is safe and reliable, can avoid the injury to the patient due to unstable drainage, can control the drainage flow of the drainage tube, can meet the use requirements of different patients, has better practicability, can replace manual operation of the air bag to generate negative pressure in the drainage bottle, can effectively reduce the working strength of medical personnel and improve the working efficiency, and particularly can automatically adjust the negative pressure in the drainage bottle by matching the controller, the motor and the pressure sensor to ensure the constant negative pressure in the drainage bottle, therefore, the aim of stably draining cerebrospinal fluid is fulfilled, and the safety and reliability of the device are effectively improved so as to solve the problems mentioned in the background technology.
The technical purpose of the invention is realized by the following technical scheme:
a flow-controllable negative pressure drainage device for orthopedic postoperative care comprises a negative pressure drainage component and a negative pressure generation component;
the negative pressure drainage component is used for draining cerebrospinal fluid when a patient is nursed after an orthopedic surgery;
wherein, the negative pressure generating assembly is used for enabling the negative pressure drainage assembly to generate stable negative pressure.
Negative pressure drainage device for orthopedics postoperative care through adopting above-mentioned technical scheme takes place the subassembly by negative pressure drainage subassembly and negative pressure and constitutes, utilizes negative pressure drainage subassembly and negative pressure to take place the subassembly and cooperate and drainage cerebrospinal fluid steadily when can be orthopedics postoperative patient nursing, and safe and reliable can avoid causing the injury to the patient because of the drainage is unstable.
The flow-controllable negative pressure drainage device for orthopedic postoperative care is characterized in that the negative pressure drainage component comprises a drainage bottle, a bottle cap, a first connecting pipe, a second connecting pipe and a drainage pipe, the bottom of the drainage bottle is arc-shaped, the bottom of the drainage bottle is provided with the drainage pipe, the drainage pipe is provided with a valve, the bottle cap is screwed on the bottle mouth of the drainage bottle, the first connecting pipe and the second connecting pipe are fixedly arranged on the bottle cap, the first connecting pipe and the second connecting pipe are communicated with the interior of the drainage bottle, the first connecting pipe is provided with a first one-way valve, the conduction direction of the first one-way valve faces towards the interior of the drainage bottle, the second connecting pipe is provided with a second one-way valve, and the conduction direction of the second one-way valve faces away from the interior of the drainage bottle, the drainage tube is inserted into one end of the first connecting tube, which is far away from the bottle cap.
By adopting the technical scheme, the pressure drainage component mainly comprises a drainage bottle, a bottle cap, a first connecting pipe, a second connecting pipe and a drainage pipe, when in use, air in the drainage bottle can be pumped out by using the negative pressure generation component to generate negative pressure in the drainage bottle to provide negative pressure drainage power for the drainage pipe, the bottle cap is used for sealing the bottle opening of the drainage bottle, meanwhile, the bottle cap is in threaded connection with the drainage bottle to facilitate the assembly of the drainage bottle and the bottle cap, the drainage bottle is convenient to detach and clean, the first connecting pipe is used for connecting the drainage pipe, the first one-way valve enables liquid in the drainage pipe to only enter the drainage bottle, the liquid in the drainage bottle cannot enter the drainage pipe, the liquid in the drainage bottle can be prevented from flowing back into the drainage pipe to cause injury to a patient, the second connecting pipe is used for connecting the negative pressure generation component, and the second one-way valve can prevent air in the negative pressure generation component from entering the drainage bottle, and the subassembly is taken out but can take the air in the drainage bottle to can produce the negative pressure in guaranteeing the drainage bottle, in addition, the drainage bottle not only is used for providing negative pressure power for the drainage tube, still is used for collecting cerebrospinal fluid, and in order to discharge the cerebrospinal fluid of the inside collection of drainage bottle, can also utilize fluid-discharge tube and valve to cooperate the cerebrospinal fluid of the inside collection of drainage bottle to discharge.
Foretell controllable flow's orthopedics is negative pressure drainage device for postoperative care, wherein, negative pressure drainage subassembly still includes governing valve and flowmeter, the governing valve and the flowmeter is all installed on the first connecting pipe, the flowmeter is located the governing valve with between the first check valve.
Through adopting above-mentioned technical scheme, the governing valve and the flowmeter that set up cooperate and can control the drainage flow of drainage tube.
Foretell controllable flow's orthopedics negative pressure drainage device for postoperative care, wherein, negative pressure drainage subassembly still includes admission valve and solenoid valve, the admission valve is installed on the bottle lid, just the admission valve with the inside of drainage bottle is linked together, the solenoid valve is installed on the second connecting pipe.
Through adopting above-mentioned technical scheme, the admission valve of setting is used for opening when discharging the inside liquid of drainage bottle and makes the inside of drainage bottle can get into the air to guarantee that the inside liquid of drainage bottle can discharge smoothly, self-closing when the solenoid valve is used in the inside liquid level of drainage bottle too high, in order to prevent that the inside liquid of drainage bottle from flowing backward to the negative pressure through the second connecting pipe and taking place the subassembly and lead to the negative pressure to take place the subassembly and damage.
Foretell controllable flow's negative pressure drainage device for orthopedics postoperative care, wherein, negative pressure drainage subassembly still includes level sensor and pressure sensor, level sensor and the equal fixed mounting of pressure sensor is in on the bottle lid, level sensor is used for real-time detection the liquid level of the inside liquid of drainage bottle, pressure sensor is used for real-time detection the negative pressure data of drainage bottle.
Through adopting above-mentioned technical scheme, the level sensor who sets up makes the device can the inside liquid level height of real-time supervision drainage bottle, and the pressure sensor who sets up makes the device can the inside negative pressure data of real-time supervision drainage bottle to improve the device's intelligent degree.
The flow-controllable negative pressure drainage device for orthopedic postoperative care comprises a bottom plate, an assembling plate, an air bag, a hose, a third one-way valve, a spring, a connecting plate, an inverted L-shaped fixing plate, a connecting rod with an oval cross section, a wheel carrier, a supporting wheel, a motor and an oval wheel, wherein the assembling plate is fixedly arranged on the upper portion of the bottom plate, the air bag is fixedly arranged on the upper portion of the assembling plate, the hose is fixedly arranged on the outer side wall of the air bag and communicated with the inside of the air bag, one end, far away from the air bag, of the hose is inserted into one end, far away from the bottle cap, of the second connecting pipe, the third one-way valve is fixedly arranged on the side wall of the air bag, the conducting direction of the third one-way valve faces the outside of the air bag, and the spring is fixedly arranged inside the air bag, the connecting plate fixed mounting be in the upper portion of gasbag, the fixed plate fixed mounting of falling L shape be in the upper portion of bottom plate, connecting rod slidable mounting be in on the roof of the fixed plate of falling L shape, just the bottom of connecting rod with the upper portion fixed connection of connecting plate, wheel carrier fixed mounting be in the upper end tip of connecting rod, the supporting wheel rotates to be installed on the wheel carrier, the motor passes through backup pad fixed mounting be in the upper portion of bottom plate, elliptical wheel fixed mounting be in the axis of rotation tip of motor, just the wheel face of elliptical wheel with the wheel face of supporting wheel is inconsistent, the elliptical wheel is located directly over the supporting wheel.
The negative pressure generating assembly adopting the technical scheme mainly comprises a bottom plate, an assembling plate, an air bag, a hose, a third one-way valve, a spring, a connecting plate, an inverted L-shaped fixing plate, a connecting rod with an oval cross section, a wheel carrier, a supporting wheel, a motor and an oval wheel, when in use, the motor can be used for driving the elliptical wheel to rotate, the long axis and the short axis of the elliptical wheel are alternately changed in the rotating process, so that the aim of pressing the supporting wheel downwards is fulfilled, then the supporting wheel drives the connecting plate to press the air bag through the connecting rod, when the air bag is pressed, the air in the air bag is discharged through the third one-way valve, the air bag can be reset under the action of the spring, not only can make the supporting wheel remove all the time and contradict with the elliptical wheel at the gasbag reset in-process, can be simultaneously through the inside of hose with the inside air suction gasbag of drainage bottle so that the inside negative pressure that produces of drainage bottle.
Foretell controllable flow's orthopedics is negative pressure drainage device for postoperative care, wherein, the subassembly still includes shell and four at least stabilizer blades takes place for the negative pressure, shell fixed mounting be in the upper portion of bottom plate, just the shell covers the assembly plate the gasbag the connecting plate the shape of falling L fixed plate the connecting rod the wheel carrier the supporting wheel the motor and the periphery of elliptical wheel, offer on the lateral wall of shell and be used for dodging the breach of hose, four the equal fixed mounting of stabilizer blade is in the bottom of bottom plate.
Through adopting above-mentioned technical scheme, the shell that sets up is used for to the assembly board, the gasbag, the connecting plate, the fixed plate of falling L shape, the connecting rod, the wheel carrier, the supporting wheel, motor and elliptical wheel protect, can prevent the gasbag simultaneously, the connecting plate, the connecting rod, the wheel carrier, the supporting wheel, motor and elliptical wheel during operation cause the injury to medical personnel, thereby improve the device's life and security performance, the stabilizer blade that sets up in addition has better supporting role to the bottom plate, so that the subassembly can place steadily taking place for the negative pressure.
Foretell controllable flow's negative pressure drainage device for orthopedics postoperative care, wherein, the subassembly still includes controller and touch-control display screen takes place for the negative pressure, controller fixed mounting be in on the side of backup pad, just the controller respectively with the motor level sensor pressure sensor and solenoid valve electric connection, touch-control display screen fixed mounting be in on the lateral surface of shell, just touch-control display screen with the two-way electric connection of controller.
By adopting the technical scheme, the controller and the touch display screen which are arranged are matched with each other to be used for intelligently controlling the device to work, the working parameters of the motor, the liquid level sensor, the pressure sensor and the electromagnetic valve can be set through the touch display screen, and meanwhile, the working states of the motor, the liquid level sensor, the pressure sensor, the electromagnetic valve and the controller can be displayed through the touch display screen.
Foretell controllable flow's orthopedics is negative pressure drainage device for postoperative care, wherein, the subassembly still includes switch and bee calling organ takes place for the negative pressure, switch and the equal fixed mounting of bee calling organ is in on the lateral surface of shell, just switch and bee calling organ all with controller electric connection.
Through adopting above-mentioned technical scheme, bee calling organ is used for the liquid level sensor detect the inside liquid level of drainage bottle too high and pressure sensor detect the drainage bottle when inside pressure is unusual, and the controller control it sends the chimes of doom and warns medical personnel, and in addition, switch is used for controlling the device switching on and shutting down.
Foretell controllable flow's orthopedics is negative pressure drainage device for postoperative care, wherein, the subassembly still includes the status indicator lamp is taken place to the negative pressure, status indicator lamp fixed mounting be in the top of shell, just the status indicator lamp with controller electric connection.
Through adopting above-mentioned technical scheme, the status indicator lamp that sets up is used for showing the operating condition of device.
In summary, the invention mainly has the following beneficial effects:
1. according to the flow-controllable negative-pressure drainage device for orthopedic postoperative care, provided by the invention, cerebrospinal fluid can be stably drained during orthopedic postoperative patient care by matching the negative-pressure drainage component with the negative-pressure generation component, the device is safe and reliable, and the injury to a patient due to unstable drainage can be avoided;
2. according to the flow-controllable negative pressure drainage device for orthopedic postoperative care, the drainage flow of the drainage tube can be controlled by matching the regulating valve and the flowmeter, so that the device can meet the use requirements of different patients, and the practicability is better;
3. according to the flow-controllable negative pressure drainage device for orthopedic postoperative care, the negative pressure generating assembly can replace a manual operation air bag to generate negative pressure in the drainage bottle, so that the working strength of medical personnel can be effectively reduced, the working efficiency can be improved, more importantly, the negative pressure in the drainage bottle can be automatically adjusted through the matching of the controller, the motor and the pressure sensor, and the constant negative pressure in the drainage bottle can be ensured, so that the aim of stably draining cerebrospinal fluid is fulfilled, and the safety and reliability of the device are effectively improved.
Drawings
FIG. 1 is a schematic structural diagram of a flow-controllable negative pressure drainage device for orthopedic postoperative care according to the present invention;
FIG. 2 is an enlarged schematic view of FIG. 1 at detail view A;
FIG. 3 is a first structural diagram of the flow-controllable vacuum drainage device for orthopedic postoperative care according to the present invention with the housing removed;
FIG. 4 is a second schematic structural view of the flow-controllable negative pressure drainage device for orthopedic postoperative care according to the present invention with the housing removed;
FIG. 5 is an enlarged schematic view of FIG. 4 taken at detail view B;
FIG. 6 is a third schematic structural view of the flow-controllable negative pressure drainage device for orthopedic postoperative care according to the present invention with the housing removed;
FIG. 7 is a schematic structural diagram of a negative pressure generating assembly of the flow-controllable negative pressure drainage device for orthopedic postoperative care of the invention;
FIG. 8 is a schematic diagram of a partial cross-sectional structure of a negative pressure generating assembly of the negative pressure drainage device for orthopedic postoperative care with controllable flow rate according to the present invention;
fig. 9 is a schematic structural diagram of a negative pressure drainage assembly of the flow-controllable negative pressure drainage device for orthopedic postoperative care of the invention.
Reference numerals:
1. a negative pressure drainage assembly; 101. a drainage bottle; 102. a bottle cap; 103. an intake valve; 104. a first check valve; 105. a first connecting pipe; 106. adjusting a valve; 107. a drainage tube; 108. a flow meter; 109. a stainless steel hook; 110. a liquid level sensor; 111. a pressure sensor; 112. an electromagnetic valve; 113. a second connecting pipe; 114. a second one-way valve; 115. capacity scale lines; 116. a liquid discharge pipe; 117. a valve; 118. a side hole;
2. a negative pressure generating assembly; 201. a base plate; 202. a connecting plate; 203. a connecting rod; 204. a wheel carrier; 205. a support wheel; 206. an elliptical wheel; 207. a motor; 208. a controller; 209. a support plate; 210. an inverted L-shaped fixing plate; 211. an air bag; 212. assembling a plate; 213. a hose; 214. a third check valve; 215. a spring; 216. a housing; 217. a status indicator light; 218. a touch display screen; 219. a power switch; 220. a buzzer; 221. a notch; 222. and (3) a support leg.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 9 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a flow-controllable negative pressure drainage device for orthopedic postoperative care, which is composed of a negative pressure drainage assembly 1 and a negative pressure generation assembly 2 to solve the problems of the background art;
wherein, the negative pressure drainage component 1 is used for draining cerebrospinal fluid when nursing a patient after an orthopedic operation;
wherein, the negative pressure generating assembly 2 is used for enabling the negative pressure drainage assembly 1 to generate stable negative pressure.
Make the device can utilize negative pressure drainage subassembly 1 and negative pressure to take place subassembly 2 and cooperate and can drainage cerebrospinal fluid steadily for orthopedics postoperative patient nursing time, safe and reliable can avoid causing the injury to the patient because of the drainage is unstable.
Specifically, as shown in fig. 1, 3-5 and 9, in this embodiment, the negative pressure drainage assembly 1 mainly comprises a drainage bottle 101, a bottle cap 102, a first connection tube 105, a second connection tube 113 and a drainage tube 107, wherein, in order to facilitate the liquid in the drainage bottle 101 to be completely drained, the bottom of the drainage bottle 101 is circular, the bottom of the drainage bottle 101 is provided with a drainage tube 116, the drainage tube 116 is provided with a valve 117, the bottle cap 102 is screwed on the bottleneck of the drainage bottle 101, the first connection tube 105 and the second connection tube 113 are both fixedly installed on the bottle cap 102, the first connection tube 105 and the second connection tube 113 are both communicated with the inside of the drainage bottle 101, the first connection tube 105 is provided with a first one-way valve 104, the conduction direction of the first one-way valve 104 is toward the inside of the drainage bottle 101, the second connection tube 113 is provided with a second one-way valve 114, the conduction direction of the second one-way valve 114 is set back to the inside of the drainage bottle 101, the drainage tube 107 is inserted into the end of the first connection tube 105 remote from the cap 102. When the negative pressure drainage assembly 1 is used, air in the drainage bottle 101 can be pumped out by the negative pressure generation assembly 2 to enable negative pressure to be generated in the drainage bottle 101 to provide negative pressure drainage power for the drainage tube 107, the bottle cap 102 is used for sealing the bottle mouth of the drainage bottle 101, meanwhile, the bottle cap 102 is in threaded connection with the drainage bottle 101 to enable the drainage bottle 101 and the bottle cap 102 to be convenient to assemble, the drainage bottle 101 is convenient to detach and clean, the first connecting tube 105 is used for connecting the drainage tube 107, the first one-way valve 104 enables liquid in the drainage tube 107 to only enter the drainage bottle 101, the liquid in the drainage bottle 101 cannot enter the drainage tube 107, the liquid in the drainage bottle 101 can be prevented from flowing back into the drainage tube 107 to cause injury to a patient, the second connecting tube 113 is used for connecting the negative pressure generation assembly 2, the second one-way valve 114 can prevent air in the negative pressure generation assembly 2 from entering the drainage bottle 101, and the negative pressure generation assembly 2 can pump out air in the drainage bottle 101, in order to guarantee to produce the negative pressure in the drainage bottle 101, in addition, drainage bottle 101 not only is used for providing negative pressure power for drainage tube 107, still is used for collecting the cerebrospinal fluid, and in order to discharge the cerebrospinal fluid of the inside collection of drainage bottle 101, can also utilize drainpipe 116 and valve 117 to cooperate with the cerebrospinal fluid of the inside collection of drainage bottle 101 to discharge.
As shown in fig. 4 to 5 and 9, in order to prevent the patient from being pricked by the end of the drainage tube 107 far from the first connection tube 105, the end of the drainage tube 107 far from the first connection tube 105 is formed in a hemispherical shape, and in order to improve the effect of the drainage tube 107 in draining cerebrospinal fluid, a plurality of side holes 118 are formed at positions on and near the hemispherical shape of the drainage tube 107.
As shown in fig. 4, in order to facilitate the examination of the amount of liquid inside the drainage bottle 101, the drainage bottle 101 is made of a transparent material, and the side surface of the drainage bottle 101 is provided with capacity scale lines 115.
As shown in fig. 9, a stainless steel hook 109 is fixedly mounted on the top of the bottle cap 102 for hanging the drainage bottle 101, and a rubber layer is coated on the surface of the stainless steel hook 109 for improving the anti-skid performance of the stainless steel hook 109.
Specifically, as shown in fig. 9, in this embodiment, for the purpose of controlling the drainage flow rate of the drainage tube 107, the negative pressure drainage assembly 1 further includes a regulating valve 106 and a flow meter 108, the regulating valve 106 and the flow meter 108 are both installed on the first connecting pipe 105, the flow meter 108 is located between the regulating valve 106 and the first one-way valve 104, and the drainage flow rate of the drainage tube 107 can be controlled by matching the regulating valve 106 and the flow meter 108.
Specifically, as shown in fig. 9, in the present embodiment, in order to smoothly discharge the liquid inside the drainage bottle 101 and prevent the liquid inside the drainage bottle 101 from flowing back to the negative pressure generating assembly 2 through the second connecting pipe 113 to damage the negative pressure generating assembly 2, the negative pressure drainage assembly 1 further includes an air inlet valve 103 and an electromagnetic valve 112, the air inlet valve 103 is installed on the bottle cap 102, the air inlet valve 103 is communicated with the inside of the drainage bottle 101, and the electromagnetic valve 112 is installed on the second connecting pipe 113. The admission valve 103 that sets up is used for opening when discharging the inside liquid of drainage bottle 101 and makes the inside air that can get into of drainage bottle 101 to guarantee that the inside liquid of drainage bottle 101 can discharge smoothly, self-closing when solenoid valve 112 is used in the inside liquid level of drainage bottle 101 too high, in order to prevent that the inside liquid of drainage bottle 101 from flowing backward to the negative pressure through second connecting pipe 113 and taking place subassembly 2 and lead to the negative pressure to take place subassembly 2 and damage.
Specifically, as shown in fig. 1 and 9, in this embodiment, in order to detect the liquid level of the liquid inside the drainage bottle 101 and the negative pressure data of the drainage bottle 101 in real time, the negative pressure drainage assembly 1 that is arranged further includes a liquid level sensor 110 and a pressure sensor 111, the liquid level sensor 110 and the pressure sensor 111 are both fixedly mounted on the bottle cap 102, the liquid level sensor 110 is used for detecting the liquid level of the liquid inside the drainage bottle 101 in real time, the pressure sensor 111 is used for detecting the negative pressure data of the drainage bottle 101 in real time, the liquid level sensor 110 that is arranged enables the device to monitor the liquid level height of the liquid inside the drainage bottle 101 in real time, the pressure sensor 111 that is arranged enables the device to monitor the negative pressure data inside the drainage bottle 101 in real time, thereby improving the intelligent degree of the device.
Specifically, as shown in fig. 1 and 9, in the present embodiment, in order to realize the function of the negative pressure generating assembly 2, the negative pressure generating assembly 2 is mainly composed of a base plate 201, a mounting plate 212, an air bag 211, a hose 213, a third one-way valve 214, a spring 215, a connecting plate 202, an inverted L-shaped fixing plate 210, a connecting rod 203 with an oval cross section, a wheel carrier 204, a supporting wheel 205, a motor 207, and an elliptical wheel 206, wherein the mounting plate 212 is fixedly installed on the upper portion of the base plate 201, the air bag 211 is fixedly installed on the upper portion of the mounting plate 212, the hose 213 is fixedly installed on the outer side wall of the air bag 211, the hose 213 is communicated with the inside of the air bag 211, one end of the hose 213 far from the air bag 211 is inserted into one end of the second connecting pipe 113 far from the bottle cap 102, the third one-way valve 214 is fixedly installed on the side wall of the air bag 211, and the conducting direction of the third one-way valve 214 is toward the outside of the air bag 211, the spring 215 is fixedly arranged inside the air bag 211, the connecting plate 202 is fixedly arranged on the upper part of the air bag 211, the inverted-L-shaped fixing plate 210 is fixedly arranged on the upper part of the bottom plate 201, the connecting rod 203 is slidably arranged on the top wall of the inverted-L-shaped fixing plate 210, the bottom end of the connecting rod 203 is fixedly connected with the upper part of the connecting plate 202, the wheel frame 204 is fixedly arranged on the upper end part of the connecting rod 203, the supporting wheel 205 is rotatably arranged on the wheel frame 204, the motor 207 is fixedly arranged on the upper part of the bottom plate 201 through the supporting plate 209, the elliptical wheel 206 is fixedly arranged on the rotating shaft end part of the motor 207, the wheel surface of the elliptical wheel 206 is in contact with the wheel surface of the supporting wheel 205, the elliptical wheel 206 is positioned right above the supporting wheel 205, when in use, the motor 207 can be used for driving the elliptical wheel 206 to rotate, the long shaft and the short shaft of the elliptical wheel 206 are alternately changed in the rotating process, so as to realize the purpose of pressing the supporting wheel 205 downwards, then the supporting wheel 205 drives the connecting plate 202 through the connecting rod 203 to press the air bag 211, when the air bag 211 is pressed, the air inside the air bag is discharged through the third one-way valve 214, the air bag 201 can be reset under the action of the spring 215, the supporting wheel 205 can be moved to be always abutted against the elliptical wheel 206 in the resetting process of the air bag 201, and meanwhile, the air inside the drainage bottle 101 can be sucked into the air bag 201 through the hose 213 so that negative pressure is generated inside the drainage bottle 101.
Specifically, as shown in fig. 1-3 and 6-9, in the present embodiment, in order to improve the service life, safety performance and placement stability of the device, the negative pressure generating assembly 2 further includes a housing 216 and at least four support legs 222, the housing 216 is fixedly installed on the upper portion of the bottom plate 201, the housing 216 covers the peripheries of the mounting plate 212, the airbag 211, the connecting plate 202, the inverted L-shaped fixing plate 210, the connecting rod 203, the wheel frame 204, the supporting wheel 205, the motor 207 and the elliptical wheel 206, a notch 221 for avoiding the hose 213 is opened on the side wall of the housing 216, and all the four support legs 222 are fixedly installed at the bottom of the bottom plate 201. The shell 216 is used for protecting the assembling plate 212, the air bag 211, the connecting plate 202, the inverted-L-shaped fixing plate 210, the connecting rod 203, the wheel frame 204, the supporting wheel 205, the motor 207 and the elliptical wheel 206, and simultaneously can prevent the air bag 211, the connecting plate 202, the connecting rod 203, the wheel frame 204, the supporting wheel 205, the motor 207 and the elliptical wheel 206 from injuring medical staff during working, so that the service life and the safety performance of the device are improved, and the additionally arranged support legs 222 have a better supporting effect on the bottom plate 201, so that the negative pressure generating assembly 2 can be stably placed.
Specifically, as shown in fig. 1, 7 and 9, in this embodiment, in order to intelligently control the operation of the device, the negative pressure generating assembly 2 further includes a controller 208 and a touch display screen 218, the controller 208 is fixedly mounted on the side surface of the supporting plate 209, the controller 208 is electrically connected to the motor 207, the liquid level sensor 110, the pressure sensor 111 and the solenoid valve 112, the touch display screen 218 is fixedly mounted on the outer side surface of the housing 216, and the touch display screen 218 is electrically connected to the controller 208 in two directions. The controller 208 and the touch display screen 218 are arranged to cooperate to intelligently control the operation of the apparatus, the operating parameters of the motor 207, the liquid level sensor 110, the pressure sensor 111 and the solenoid valve 112 can be set through the touch display screen 218, and meanwhile, the operating states of the motor 207, the liquid level sensor 110, the pressure sensor 111, the solenoid valve 112 and the controller 208 can be displayed through the touch display screen 218.
Specifically, as shown in fig. 1 and 7, in this embodiment, in order to enable the device to have an alarm function and facilitate the on/off operation, the set negative pressure generation assembly 2 further includes a power switch 219 and a buzzer 220, the power switch 219 and the buzzer 220 are both fixedly mounted on the outer side surface of the housing 216, and the power switch 219 and the buzzer 220 are both electrically connected to the controller 208, the buzzer 220 is configured to control the controller 208 to issue an alarm sound to warn medical staff when the liquid level sensor 110 detects that the liquid level inside the drainage bottle 101 is too high and the pressure sensor 111 detects that the pressure inside the drainage bottle 101 is abnormal, and in addition, the power switch 219 is configured to control the on/off operation of the device.
Specifically, as shown in fig. 1 and 7, in this embodiment, in order to facilitate understanding of the working state of the device, the negative pressure generating assembly 2 further includes a status indicator lamp 217, the status indicator lamp 217 is fixedly mounted on the top of the housing 216, the status indicator lamp 217 is electrically connected to the controller 208, and the status indicator lamp 217 is configured to display the working state of the device.
The working principle is as follows: referring to fig. 1-9, in use, one end of the drainage tube 107, which is far away from the first connection tube 105, is inserted into a drainage position through an incision at the drainage position, then working parameters of the motor 207, the liquid level sensor 110, the pressure sensor 111 and the electromagnetic valve 112 are set through the touch display screen 218, and the motor 207, the liquid level sensor 110, the pressure sensor 111 and the electromagnetic valve 112 are controlled to automatically operate, when the pressure sensor 111 detects that the negative pressure inside the drainage bottle 101 reaches a set value, the controller 208 controls the motor 207 to automatically stop operating, when the negative pressure inside the drainage bottle 101 does not reach the set value, the controller 208 controls the buzzer 220 to alarm medical staff to timely handle the abnormality when the pressure sensor 111 detects that the negative pressure inside the drainage bottle 101 exceeds the set value, simultaneously through touch-control display screen 218 demonstration concrete alarm information, make things convenient for medical personnel to handle unusually, in order to prevent danger, controller 208 control bee calling organ 220 sends the chimes of doom when level sensor 110 detects the inside liquid level of drainage bottle 101 too high and warns medical personnel in time with the inside liquid discharge of drainage bottle 101, the time shows concrete alarm information through touch-control display screen 218, control solenoid valve 112 simultaneously closes to lead to the negative pressure to take place subassembly 2 and damage in preventing that the inside liquid of drainage bottle 101 from flowing backwards to gasbag 211 through second connecting pipe 113.
It should be noted that the controller 208 may be a single chip or a PLC controller.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a controllable flow's orthopedics is negative pressure drainage device for postoperative care which characterized in that: comprises a negative pressure drainage component (1) and a negative pressure generation component (2);
the negative pressure drainage assembly (1) is used for draining cerebrospinal fluid for nursing of a patient after an orthopedic operation;
wherein the negative pressure generating assembly (2) is used for enabling the negative pressure drainage assembly (1) to generate stable negative pressure.
2. The flow-controllable negative pressure drainage device for orthopedic postoperative care according to claim 1, characterized in that: the negative pressure drainage component (1) comprises a drainage bottle (101), a bottle cap (102), a first connecting pipe (105), a second connecting pipe (113) and a drainage pipe (107), the bottom of the drainage bottle (101) is arc-shaped, a drainage pipe (116) is arranged at the bottom of the drainage bottle (101), a valve (117) is installed on the drainage pipe (116), the bottle cap (102) is in threaded connection with the bottle mouth of the drainage bottle (101), the first connecting pipe (105) and the second connecting pipe (113) are fixedly installed on the bottle cap (102), the first connecting pipe (105) and the second connecting pipe (113) are communicated with the inside of the drainage bottle (101), a first one-way valve (104) is installed on the first connecting pipe (105), and the conduction direction of the first one-way valve (104) faces to the inside of the drainage bottle (101), a second one-way valve (114) is mounted on the second connecting pipe (113), the conduction direction of the second one-way valve (114) is back to the inside of the drainage bottle (101), and the drainage pipe (107) is inserted into one end, far away from the bottle cap (102), of the first connecting pipe (105).
3. The flow-controllable negative pressure drainage device for orthopedic postoperative care according to claim 2, characterized in that: the negative pressure drainage assembly (1) further comprises a regulating valve (106) and a flow meter (108), the regulating valve (106) and the flow meter (108) are both installed on the first connecting pipe (105), and the flow meter (108) is located between the regulating valve (106) and the first one-way valve (104).
4. The flow-controllable negative pressure drainage device for orthopedic postoperative care according to claim 3, characterized in that: negative pressure drainage subassembly (1) still includes admission valve (103) and solenoid valve (112), admission valve (103) are installed on bottle lid (102), just admission valve (103) with the inside of drainage bottle (101) is linked together, solenoid valve (112) are installed on second connecting pipe (113).
5. The flow-controllable negative pressure drainage device for orthopedic postoperative care according to claim 4, characterized in that: negative pressure drainage subassembly (1) still includes level sensor (110) and pressure sensor (111), level sensor (110) and the equal fixed mounting of pressure sensor (111) be in on bottle lid (102), level sensor (110) are used for real-time detection the liquid level of the inside liquid of drainage bottle (101), pressure sensor (111) are used for real-time detection the negative pressure data of drainage bottle (101).
6. The flow-controllable negative pressure drainage device for orthopedic postoperative care according to claim 5, characterized in that: the negative pressure generating assembly (2) comprises a bottom plate (201), an assembling plate (212), an air bag (211), a hose (213), a third one-way valve (214), a spring (215), a connecting plate (202), an inverted L-shaped fixing plate (210), a connecting rod (203) with an oval cross section, a wheel carrier (204), a supporting wheel (205), a motor (207) and an elliptical wheel (206), wherein the assembling plate (212) is fixedly arranged on the upper part of the bottom plate (201), the air bag (211) is fixedly arranged on the upper part of the assembling plate (212), the hose (213) is fixedly arranged on the outer side wall of the air bag (211), the hose (213) is communicated with the inside of the air bag (211), one end of the hose (213) far away from the air bag (211) is inserted into one end of the second connecting pipe (113) far away from the bottle cap (102), and the third one-way valve (214) is fixedly arranged on the side wall of the air bag (211), the conducting direction of the third one-way valve (214) is arranged towards the outside of the air bag (211), the spring (215) is fixedly installed inside the air bag (211), the connecting plate (202) is fixedly installed on the upper portion of the air bag (211), the inverted L-shaped fixing plate (210) is fixedly installed on the upper portion of the bottom plate (201), the connecting rod (203) is slidably installed on the top wall of the inverted L-shaped fixing plate (210), the bottom end of the connecting rod (203) is fixedly connected with the upper portion of the connecting plate (202), the wheel carrier (204) is fixedly installed at the upper end portion of the connecting rod (203), the supporting wheel (205) is rotatably installed on the wheel carrier (204), the motor (207) is fixedly installed on the upper portion of the bottom plate (201) through the supporting plate (209), and the elliptical wheel (206) is fixedly installed at the end portion of the rotating shaft of the motor (207), and the wheel surface of the elliptical wheel (206) is abutted against the wheel surface of the supporting wheel (205), and the elliptical wheel (206) is positioned right above the supporting wheel (205).
7. The flow-controllable negative pressure drainage device for orthopedic postoperative care according to claim 6, characterized in that: the negative pressure generating assembly (2) further comprises a shell (216) and at least four supporting feet (222), the shell (216) is fixedly installed on the upper portion of the bottom plate (201), the shell (216) covers the periphery of the assembling plate (212), the air bag (211), the connecting plate (202), the inverted L-shaped fixing plate (210), the connecting rod (203), the wheel frame (204), the supporting wheel (205), the motor (207) and the elliptical wheel (206), a notch (221) used for avoiding the hose (213) is formed in the side wall of the shell (216), and the four supporting feet (222) are all fixedly installed at the bottom of the bottom plate (201).
8. The flow-controllable negative pressure drainage device for orthopedic postoperative care according to claim 7, characterized in that: the negative pressure generating assembly (2) further comprises a controller (208) and a touch display screen (218), the controller (208) is fixedly installed on the side face of the supporting plate (209), the controller (208) is respectively connected with the motor (207), the liquid level sensor (110), the pressure sensor (111) and the electromagnetic valve (112) in an electric mode, the touch display screen (218) is fixedly installed on the outer side face of the shell (216), and the touch display screen (218) is electrically connected with the controller (208) in a two-way mode.
9. The flow-controllable negative pressure drainage device for orthopedic postoperative care according to claim 8, characterized in that: the negative pressure generating assembly (2) further comprises a power switch (219) and a buzzer (220), the power switch (219) and the buzzer (220) are fixedly mounted on the outer side surface of the shell (216), and the power switch (219) and the buzzer (220) are electrically connected with the controller (208).
10. The flow-controllable negative pressure drainage device for orthopedic postoperative care according to claim 9, characterized in that: the negative pressure generating assembly (2) further comprises a status indicator lamp (217), the status indicator lamp (217) is fixedly mounted at the top of the shell (216), and the status indicator lamp (217) is electrically connected with the controller (208).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111254271.6A CN113975475A (en) | 2021-10-27 | 2021-10-27 | Flow-controllable negative pressure drainage device for orthopedic postoperative care |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111254271.6A CN113975475A (en) | 2021-10-27 | 2021-10-27 | Flow-controllable negative pressure drainage device for orthopedic postoperative care |
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| CN113975475A true CN113975475A (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111254271.6A Pending CN113975475A (en) | 2021-10-27 | 2021-10-27 | Flow-controllable negative pressure drainage device for orthopedic postoperative care |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118079114A (en) * | 2024-04-22 | 2024-05-28 | 南昌大学第二附属医院 | Adjustable and controllable cerebral ventricular external drainage cerebrospinal fluid flow velocity control device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107551331A (en) * | 2017-09-14 | 2018-01-09 | 中国人民解放军第二军医大学 | A kind of pressure limiting device for splanchnocoel negative pressure drainage device |
| CN111110933A (en) * | 2019-12-30 | 2020-05-08 | 邢在臣 | Clinical multi-functional drainage device of oral surgery |
| CN210963230U (en) * | 2019-05-17 | 2020-07-10 | 王瑞雪 | Nursing drainage device that severe medical science branch of academic or vocational study was used |
| CN211382970U (en) * | 2019-08-16 | 2020-09-01 | 陈刚 | Drainage device for cardiovascular internal medicine |
| CN111714709A (en) * | 2020-05-29 | 2020-09-29 | 杜厚倩 | Postoperative care intensive care nursing drainage ware |
| CN111870746A (en) * | 2020-07-22 | 2020-11-03 | 崔冉 | Controllable-pressure continuous negative-pressure drainage device for orthopedic nursing |
| CN113521403A (en) * | 2021-06-21 | 2021-10-22 | 南通市通州区人民医院 | Controllable-pressure continuous negative-pressure drainage device for orthopedic nursing |
-
2021
- 2021-10-27 CN CN202111254271.6A patent/CN113975475A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107551331A (en) * | 2017-09-14 | 2018-01-09 | 中国人民解放军第二军医大学 | A kind of pressure limiting device for splanchnocoel negative pressure drainage device |
| CN210963230U (en) * | 2019-05-17 | 2020-07-10 | 王瑞雪 | Nursing drainage device that severe medical science branch of academic or vocational study was used |
| CN211382970U (en) * | 2019-08-16 | 2020-09-01 | 陈刚 | Drainage device for cardiovascular internal medicine |
| CN111110933A (en) * | 2019-12-30 | 2020-05-08 | 邢在臣 | Clinical multi-functional drainage device of oral surgery |
| CN111714709A (en) * | 2020-05-29 | 2020-09-29 | 杜厚倩 | Postoperative care intensive care nursing drainage ware |
| CN111870746A (en) * | 2020-07-22 | 2020-11-03 | 崔冉 | Controllable-pressure continuous negative-pressure drainage device for orthopedic nursing |
| CN113521403A (en) * | 2021-06-21 | 2021-10-22 | 南通市通州区人民医院 | Controllable-pressure continuous negative-pressure drainage device for orthopedic nursing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118079114A (en) * | 2024-04-22 | 2024-05-28 | 南昌大学第二附属医院 | Adjustable and controllable cerebral ventricular external drainage cerebrospinal fluid flow velocity control device |
| CN118079114B (en) * | 2024-04-22 | 2024-07-19 | 南昌大学第二附属医院 | Adjustable and controllable cerebral ventricular external drainage cerebrospinal fluid flow velocity control device |
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Application publication date: 20220128 |