CN210077881U - Fracture end pressure detection device - Google Patents
Fracture end pressure detection device Download PDFInfo
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- CN210077881U CN210077881U CN201920323067.7U CN201920323067U CN210077881U CN 210077881 U CN210077881 U CN 210077881U CN 201920323067 U CN201920323067 U CN 201920323067U CN 210077881 U CN210077881 U CN 210077881U
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Abstract
Fracture end pressure measurement belongs to detection device technical field, especially relates to a fracture end pressure measurement. The utility model provides a fracture end pressure measurement. The utility model comprises an external fixed support, which is characterized in that the external fixed support comprises a middle guide pillar, a lower sleeve is sleeved under the middle guide pillar, an upper sleeve is sleeved on the middle guide pillar, a transverse connecting plate is arranged on the upper end of the upper sleeve, and a transverse lower connecting plate is arranged at the lower end of the lower sleeve; an upper screw penetrates through the outer end of the upper connecting plate, the front end of the upper screw is screwed in a threaded hole in the upper clamping plate, and an upper steel needle is clamped between the upper clamping plate and the upper connecting plate; the outer end of the lower connecting plate is penetrated with a lower screw, the front end of the lower screw is screwed in a threaded hole on the lower clamping plate, and a lower steel needle is clamped between the lower clamping plate and the lower connecting plate.
Description
Technical Field
The utility model belongs to the technical field of detection device, especially, relate to a fracture end pressure measurement.
Background
The fracture of tubular bones of limbs is a common fracture in clinic and is mostly caused by traffic injuries and accidents. For open fracture, the mode of applying pressure to the fracture end by a steel needle is a simple and effective wound control mode. The conventional auxiliary pressing device for the steel needle does not have the functions of pressure regulation and pressure measurement, and is not convenient to use.
Disclosure of Invention
The utility model discloses to above-mentioned problem, provide a fracture end pressure measurement.
In order to realize the purpose, the utility model adopts the following technical scheme that the external fixing bracket comprises a middle guide pillar, a lower sleeve is sleeved at the lower end of the middle guide pillar, an upper sleeve is sleeved at the upper end of the middle guide pillar, a transverse connecting plate is arranged at the upper end of the upper sleeve, and a transverse lower connecting plate is arranged at the lower end of the lower sleeve;
an upper screw penetrates through the outer end of the upper connecting plate, the front end of the upper screw is screwed in a threaded hole in the upper clamping plate, and an upper steel needle is clamped between the upper clamping plate and the upper connecting plate;
the outer end of the lower connecting plate is penetrated with a lower screw, the front end of the lower screw is screwed in a threaded hole on the lower clamping plate, and a lower steel needle is clamped between the lower clamping plate and the lower connecting plate;
a cylinder with an external thread arranged at the upper part is arranged on the side of the middle guide pillar, a base is arranged at the lower end of the cylinder, the diameter of the base is larger than that of the cylinder, the upper end of the cylinder upwards passes through a central hole of a pressure sensor, and the pressure sensor is arranged at the upper end of the base;
the upper part of the lower sleeve is provided with a transverse lower connecting piece, the lower part of the upper sleeve is provided with a transverse connecting piece, and the upper end of the column body sequentially penetrates through a lower through hole on the lower connecting piece and an upper through hole on the upper connecting piece upwards and is screwed with a nut; the upper through hole, the lower through hole and the threaded hole on the clamping plate are respectively arranged at two sides of the middle guide pillar;
the upper end surface of the pressure sensor is abutted against the lower end surface of the lower connecting piece, and the lower end surface of the pressure sensor is abutted against the upper end surface of the base.
As another preferred scheme, the connecting piece of the utility model comprises two oppositely buckled 3-shaped clamping plates, the two 3-shaped clamping plates form a 8 shape after being oppositely buckled, the sleeve and the column body are respectively arranged in two rings in the 8 shape, and the ring matched with the sleeve is used as a hoop for the sleeve; the ring matched with the cylinder is used as a limiting guide hole for the cylinder, and the diameter of the ring is larger than that of the cylinder; a bolt passes through the through hole in the middle of one 3-shaped clamping plate and is screwed into the threaded hole in the middle of the other 3-shaped clamping plate.
As a preferred scheme, pressure sensor's detected signal output port passes through the AD module and links to each other with the detected signal input port of controller, and the signal transmission port of controller links to each other with communication module's signal transmission port.
As another preferred scheme, the utility model discloses the controller adopts arduino UNO controller.
As another preferred scheme, the pressure sensor of the utility model adopts 1220 type sensor.
As another preferred scheme, the utility model discloses the A/D module adopts HX711 type A/D module.
Secondly, communication module adopts TC35i type communication module.
In addition, the external fixation frame of the utility model adopts a stainless steel frame.
The utility model has the advantages of.
The utility model discloses the cooperation structure of middle part guide pillar, sleeve pipe, nut, cylinder, connecting piece, the regulation of the steel needle pressure of being convenient for.
The utility model discloses the cooperation structure of cylinder, pressure sensor, nut, connecting piece, detectable steel needle pressure size.
Drawings
The present invention will be further described with reference to the accompanying drawings and the following detailed description. The scope of protection of the present invention is not limited to the following description.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the related components of the connecting plate of the present invention.
Fig. 3 is a schematic view of the 3-shaped splint structure of the present invention.
Fig. 4 is a schematic diagram of the related circuit of the present invention.
Fig. 5 is a circuit diagram of the crutch clock module for orthopedic rehabilitation nursing of the utility model.
Fig. 6 is a circuit diagram of the liquid crystal display module of the crutch for orthopedic rehabilitation nursing of the utility model.
Fig. 7 is the general circuit diagram of the crutch system for orthopedic rehabilitation nursing of the utility model.
Fig. 8 is a side view of the crutch for orthopedic rehabilitation nursing of the utility model.
Fig. 9 is a side view of the crutch for orthopedic rehabilitation nursing of the utility model.
In the figure, 1 is an upper steel needle, 2 is an upper sleeve, 3 is an upper connecting plate, 4 is a middle guide post, 5 is a pressure sensor, 6 is an upper screw, 7 is a nut, 8 is an upper connecting piece, 9 is a cylinder, 10 is a lower connecting piece, 11 is a lower connecting plate, 12 is a lower sleeve, 13 is a lower screw, 14 is a lower steel needle, 15 is a lower clamping plate, 16 is a bolt, and 17 is a 3-shaped clamping plate.
Detailed Description
As shown in the figure, the utility model comprises an external fixed support, the external fixed support comprises a middle guide pillar, a lower sleeve is sleeved under the middle guide pillar, an upper sleeve is sleeved on the middle guide pillar, a transverse connecting plate is arranged on the upper end of the upper sleeve, and a transverse lower connecting plate is arranged on the lower end of the lower sleeve;
an upper screw penetrates through the outer end of the upper connecting plate, the front end of the upper screw is screwed in a threaded hole in the upper clamping plate, and an upper steel needle is clamped between the upper clamping plate and the upper connecting plate;
the outer end of the lower connecting plate is penetrated with a lower screw, the front end of the lower screw is screwed in a threaded hole on the lower clamping plate, and a lower steel needle is clamped between the lower clamping plate and the lower connecting plate;
a cylinder with an external thread arranged at the upper part is arranged on the side of the middle guide pillar, a base is arranged at the lower end of the cylinder, the diameter of the base is larger than that of the cylinder, the upper end of the cylinder upwards passes through a central hole of a pressure sensor, and the pressure sensor is arranged at the upper end of the base;
the upper part of the lower sleeve is provided with a transverse lower connecting piece, the lower part of the upper sleeve is provided with a transverse connecting piece, and the upper end of the column body sequentially penetrates through a lower through hole on the lower connecting piece and an upper through hole on the upper connecting piece upwards and is screwed with a nut; the upper through hole, the lower through hole and the threaded hole on the clamping plate are respectively arranged at two sides of the middle guide pillar;
the upper end surface of the pressure sensor is abutted against the lower end surface of the lower connecting piece, and the lower end surface of the pressure sensor is abutted against the upper end surface of the base.
The clamping groove can be arranged on the clamping surface of the clamping plate corresponding to the steel needle, so that the clamping stability is improved. Or a plurality of holes or strip-shaped holes can be arranged on the steel needle along the length direction of the steel needle, and the screw can be penetrated through and locked by the nut.
The connecting piece comprises two oppositely buckled 3-shaped clamping plates, the two 3-shaped clamping plates form an 8 shape after being oppositely buckled, the sleeve and the column body are respectively arranged in two 8-shaped rings, and the ring matched with the sleeve is used as a hoop for the sleeve; the ring matched with the cylinder is used as a limiting guide hole for the cylinder, and the diameter of the ring is larger than that of the cylinder; a bolt passes through the through hole in the middle of one 3-shaped clamping plate and is screwed into the threaded hole in the middle of the other 3-shaped clamping plate.
And a detection signal output port of the pressure sensor is connected with a detection signal input port of the controller through the A/D module, and a signal transmission port of the controller is connected with a signal transmission port of the communication module.
The pressure value of the fracture broken end can be transmitted to the terminal equipment through the communication module, and the terminal equipment can display the pressure value of the fracture broken end through the display screen and transmit the pressure value to the doctor mobile phone end through the wireless network.
The controller adopts an arduino UNO controller.
The pressure sensor adopts a 1220 type sensor.
The A/D module adopts an HX711 type A/D module.
The communication module adopts a TC35i type communication module.
The outer fixed support adopts a stainless steel frame.
The operation of the present invention will be described with reference to the accompanying drawings.
After the patient is successfully anesthetized, the bleeding is stopped in time. The wounded limb is thoroughly brushed, and the wound surface is repeatedly washed by hydrogen peroxide and saline until the wound is thoroughly debrided.
Cutting the injured limb part with a scalpel, expanding with a hemostatic forceps, separating soft tissue blunt to reach the bone surface, inserting a guide drill, drilling to opposite side cortex of bone with the bone drill, and screwing an upper steel needle and a lower steel needle into the fracture end with the aid of the guide drill and the bone drill.
The relative positions of the upper and lower connecting plates and the upper and lower steel needles are adjusted (the distance between the upper and lower sleeves is adjusted by nuts) so that the upper and lower steel needles are arranged between the upper and lower connecting plates and the upper and lower clamping plates, and screws on the connecting plates are screwed so that the clamping plates clamp the steel needles.
The wound is washed by normal saline, and the direct suture repair is carried out according to the skin injury and defect conditions.
The pressure of the fracture end shows obvious downward trend after operation, the pressure of the fracture end is detected in real time, and when the value reaches the minimum value after operation for 5d, the fracture end is repressurized (the nut is rotated clockwise, the upper sleeve and the lower sleeve are close to each other, and the pressure of the steel needle is increased). In the later stage of fracture healing, the pressurization of the fracture end is gradually reduced (the nut is rotated anticlockwise to enable the upper sleeve and the lower sleeve to be far away and reduce the pressure of the steel needle), the stress shielding of external fixation is eliminated, and the shaping and reconstruction of bones are promoted.
Although the application adopts the description of "up" and "down", in practical use, the device generally adopts a transverse arrangement state, namely the middle guide pillar and the sleeve are transverse, and the penetrating end of the steel needle is arranged below the sleeve.
The fracture end pressure detection device of the utility model can be used together with a crutch for orthopedic rehabilitation nursing. After the fracture end pressure detection device is arranged, if the patient needs to move, the crutch for orthopedic rehabilitation nursing can be used.
The crutch for orthopedic rehabilitation nursing comprises a vertical crutch stick rod (28), wherein the upper end of the crutch stick rod (28) is provided with a transverse handle (23); the walking stick is structurally characterized in that a single chip microcomputer, a GPS positioning module, a wireless communication module, an acceleration angle sensor and a clock module are arranged in a walking stick rod (28), and a liquid crystal display module is arranged on a handle (23); a signal transmission port of the singlechip is respectively connected with a signal transmission port of the GPS positioning module, a signal transmission port of the acceleration angle sensor (30), a signal transmission port of the wireless communication module, a signal transmission port of the acceleration angle sensor and a signal transmission port of the clock module, and a display signal output port of the singlechip is connected with a display signal input port of the liquid crystal display module;
the front end of the handle (23) is provided with an LED lamp (21), a control switch (24) of the LED lamp (21) is arranged at the upper end of the crutch stick rod (28), and the LED lamp (21) is connected with a power supply through the control switch (24) of the LED lamp (21).
The utility model discloses orthopedics is singlechip of walking stick for rehabilitation nursing can monitor patient's motion step number through acceleration angle sensor, shows on the liquid crystal display module, can send relevant data (for example the cell-phone) to terminal equipment through wireless communication module.
When a fracture patient has an accident, the single chip microcomputer detects the falling state through the acceleration angle sensor, the single chip microcomputer sends a signal to the terminal device of the guardian through the wireless communication module, the guardian can find the patient in time through the GPS positioning module, and the patient is prevented from missing the optimal treatment time.
The utility model discloses walking stick for orthopedics rehabilitation nursing still includes the warm hand module of intelligence, and the warm hand module signal transmission port of intelligence links to each other with the signal transmission port of singlechip.
A drawer type medicine box (33) is arranged at the middle upper part of the crutch stick rod (28). The emergency medicine can be placed in the patient for emergency use in ordinary times, so that the patient can be timely rescued when going out to have an emergency.
The liquid crystal display module adopts a display screen (22), and the display screen (22) is arranged at the upper end of a handle (23) behind the LED lamp (21).
The display screen adopts an LCD1602 liquid crystal screen.
The inner wall of the handle (23) is stuck with heat preservation cotton.
The heat preservation cotton is packaged by a plastic film.
The upper end of the crutch stick rod (28) is provided with a distress switch (31) and a power output control switch (32), and the distress switch (31) is connected with a signal input port of the singlechip.
The distress switch (31) adopts a key switch, the key switch is pressed for 3s, the single chip microcomputer sends a distress signal to a mobile phone of an appointed guardian through the wireless communication module, and the position information of the GPS positioning module is sent to the mobile phone of the appointed guardian.
The distress switch (31) and the power output control switch (32) are arranged on the drawer type medicine box (33), and the control switch (32) is arranged above the distress switch (31).
The heating tube power supply switch (25), the time adjusting button (26) and the step number zero clearing button (27) are arranged at the upper end of the crutch stick rod (28), and the time adjusting button (26) and the step number zero clearing button (27) are connected with the singlechip.
The control switch (24) of the LED lamp (21), the heating tube power supply switch (25), the time adjusting button (26) and the step number zero clearing button (27) are sequentially arranged from top to bottom and are arranged on the opposite sides of the drawer type medicine chest (33).
The lower end of the crutch stick rod (28) is provided with a rubber foot (29). The rubber foot can effectively enhance the friction force between the crutch and the ground, so that the antiskid effect is achieved, and the elasticity of the rubber can also effectively buffer the impact force between the crutch and the ground.
The X axis of the acceleration angle sensor points to the right front, the Y axis points to the vertical direction, and the Z axis points to the right.
The singlechip adopts an STC32 chip.
The single chip microcomputer receives an angle measurement signal input by the acceleration angle sensor, and when the included angle between the crutch and the horizontal plane lasts for a limit time (such as 2 seconds), the patient is judged to fall.
The acceleration angle sensor collects acceleration signals in human body movement, and the movement steps are sorted out through the analysis and the processing of the single chip microcomputer, so that the amount of exercise is monitored. If the number of steps exceeds a certain specific number, the excessive exercise is prompted, and the secondary injury to the affected part caused by the excessive exercise is prevented.
A heating tube is arranged in the handle (23), and the temperature of the heating tube is controlled by the single chip microcomputer through a temperature control switch; the power supply port of the heating tube is connected with the power supply through the heating tube power supply switch. And heating control is carried out on the heating tube through a temperature control switch.
The GPS positioning module adopts an ATGM332D-5N-3S positioning module, and RXD and TXD ports of the ATGM332D-5N-3S positioning module are correspondingly connected with TXD3 and RXD3 ports of an STC32 chip respectively.
The acceleration angle sensor adopts a JY901 type acceleration angle sensor, and VCC, RXD, TXD and GND ends of the JY901 type acceleration angle sensor are respectively and correspondingly connected with VCC, TXD2, RXD2 and GND ends of an STC32 chip.
The wireless communication module adopts an AS69-T20 chip, MD1 and MD0 ends of the AS69-T20 chip are grounded, and TXD and RXD ends of the AS69-T20 chip are respectively and correspondingly connected with RXD1 and TXD1 ends of the STC32 chip.
The single chip microcomputer collects acceleration signals in the motion process of a user through an acceleration angle sensor, processes the signals through Kalman filtering, integrates three-axis acceleration signals from a JY901 module to obtain a synthesized acceleration, and judges one step of human motion through comparison with a threshold voltage to realize a step counting function; and the data information is displayed on the liquid crystal display screen or sent to the mobile phone or the computer terminal, so that the step counting requirement is met.
The single chip microcomputer selects a sampling frequency of 50Hz to acquire an acceleration signal in the motion process of a user. The sampling frequency of 50Hz is selected, so that the change of the acceleration signal can be accurately reflected.
The temperature control switch comprises an NTC thermistor and a relay, the NTC thermistor is connected with the control end of the relay, and the heating tube is connected with the power supply through the controlled end of the relay.
The clock module adopts a DS1302 chip, and RET, SCLK and I/O ends of the DS1302 chip are respectively and correspondingly connected with A0, A1 and A2 ends of an STC32 chip; the 2 and 3 pins of the DS1302 chip are connected with two ends of a 12M crystal oscillator, the 5 pin of the DS1302 chip is respectively connected with a VCC2 end, one end of a resistor R1 end, one end of a resistor R3 end, one end of a capacitor C2 end and one end of a capacitor C1 end through a resistor R2, the other end of a resistor R1 is connected with the 6 pin of the DS1302 chip, the other end of a resistor R3 is connected with the 7 pin of the DS1302 chip, and the other ends of the resistors C2 and C1 are grounded.
The liquid crystal display module adopts an LCD1602 chip, the D0-D7 ends of the LCD1602 chip are respectively and correspondingly connected with the B0-B7 ends of an STC32 chip, and the RS end and the E end of the LCD1602 chip are respectively and correspondingly connected with the C0 end and the C1 end of an STC32 chip; the pin 3 of the LCD1602 chip is connected with one end of a resistor R9 and one end of a resistor R10 respectively, the other end of the resistor R10 is grounded, and the other end of the resistor R9 is connected with a VCC end.
The LED lamp (21) can adopt 5 ultra-bright LED white lamps with the length of 5 mm.
The patient can know the motion steps through the LCD screen, and then control the amount of exercise, can clear the step through step zero clearing button. When the patient falls down in an accident, the acceleration angle sensor gives an alarm and sends the position information of the patient to the mobile phone of the guardian through the GPS positioning module and the wireless communication module, so that the guardian can quickly find the patient to seek medical treatment in time. The utility model can be used for the application of orthopedic postoperative treatment, can better serve patients and family members of patients, and assists the recovery of patients.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (8)
1. The fracture end pressure detection device comprises an external fixing support, and is characterized in that the external fixing support comprises a middle guide pillar, a lower sleeve is sleeved at the lower end of the middle guide pillar, an upper sleeve is sleeved at the upper end of the middle guide pillar, a transverse connecting plate is arranged at the upper end of the upper sleeve, and a transverse lower connecting plate is arranged at the lower end of the lower sleeve;
an upper screw penetrates through the outer end of the upper connecting plate, the front end of the upper screw is screwed in a threaded hole in the upper clamping plate, and an upper steel needle is clamped between the upper clamping plate and the upper connecting plate;
the outer end of the lower connecting plate is penetrated with a lower screw, the front end of the lower screw is screwed in a threaded hole on the lower clamping plate, and a lower steel needle is clamped between the lower clamping plate and the lower connecting plate;
a cylinder with an external thread arranged at the upper part is arranged on the side of the middle guide pillar, a base is arranged at the lower end of the cylinder, the diameter of the base is larger than that of the cylinder, the upper end of the cylinder upwards passes through a central hole of a pressure sensor, and the pressure sensor is arranged at the upper end of the base;
the upper part of the lower sleeve is provided with a transverse lower connecting piece, the lower part of the upper sleeve is provided with a transverse connecting piece, and the upper end of the column body sequentially penetrates through a lower through hole on the lower connecting piece and an upper through hole on the upper connecting piece upwards and is screwed with a nut; the upper through hole, the lower through hole and the threaded hole on the clamping plate are respectively arranged at two sides of the middle guide pillar;
the upper end surface of the pressure sensor is abutted against the lower end surface of the lower connecting piece, and the lower end surface of the pressure sensor is abutted against the upper end surface of the base.
2. The apparatus for detecting the pressure at the fracture end of claim 1, wherein the connecting member comprises two oppositely buckled 3-shaped splints, the two 3-shaped splints are oppositely buckled to form a 8 shape, the sleeve and the column are respectively arranged in two rings of the 8 shape, and the ring matched with the sleeve is used as a hoop for the sleeve; the ring matched with the cylinder is used as a limiting guide hole for the cylinder, and the diameter of the ring is larger than that of the cylinder; a bolt passes through the through hole in the middle of one 3-shaped clamping plate and is screwed into the threaded hole in the middle of the other 3-shaped clamping plate.
3. The apparatus for detecting the pressure at the fracture end of claim 1, wherein the output port of the detection signal of the pressure sensor is connected with the input port of the detection signal of the controller through the A/D module, and the signal transmission port of the controller is connected with the signal transmission port of the communication module.
4. The apparatus for detecting end pressure of bone fracture according to claim 3, wherein said controller is an arduino UNO controller.
5. The apparatus for detecting the pressure at the fracture end of claim 1, wherein the pressure sensor is a 1220-type sensor.
6. The apparatus for detecting pressure at the fracture end of claim 3, wherein the A/D module is HX711 type A/D module.
7. The fracture end pressure detection device of claim 3, wherein the communication module is a TC35i communication module.
8. The apparatus for detecting end fracture pressure according to claim 1, wherein the external fixation frame is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920323067.7U CN210077881U (en) | 2019-03-14 | 2019-03-14 | Fracture end pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920323067.7U CN210077881U (en) | 2019-03-14 | 2019-03-14 | Fracture end pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210077881U true CN210077881U (en) | 2020-02-18 |
Family
ID=69471903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920323067.7U Expired - Fee Related CN210077881U (en) | 2019-03-14 | 2019-03-14 | Fracture end pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210077881U (en) |
-
2019
- 2019-03-14 CN CN201920323067.7U patent/CN210077881U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20210314 |
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| CF01 | Termination of patent right due to non-payment of annual fee |