CN108392248B - A medical and surgical back burn scab-absorbing instrument - Google Patents

Abstract

The invention belongs to the technical field of medical instruments, and specifically relates to a medical surgical back burn scab instrument, which includes a base, a housing, a vibration module, a scab scrub module, a disinfectant tank, a painkiller box, a power module and a slide bar module. The shell is connected with the slide bar module, the shell is located under the slide bar module, and a water spray head is arranged under the shell; the vibration module is used to vibrate and knock the blood scab on the patient's back; Scab removal; the disinfectant tank is located inside the shell; the analgesic tank is located inside the shell, the disinfectant tank and the analgesic tank are placed side by side, the disinfectant tank is on the left, and the analgesic tank is on the right; the power module is installed on the base , the power module is used to adjust the up and down movement of the slide bar module; the slide bar module is connected to the power module, and the slide bar module is used to control the left and right movement of the housing. The invention is mainly used for effectively and quickly grinding away the blood scab on the patient's back, and causes slight pain to the patient, and accelerates the healing of the wound.

Description

A medical and surgical back burn scab-absorbing instrument

technical field

The invention belongs to the technical field of medical instruments, in particular to a medical surgical back burn scab instrument.

Background technique

In daily work and life, people will always be burned due to accidents. After the burn patients are treated, the burned area will scab. The wound eschar needs to be treated in time, because the wound eschar is easy to form subeschar edema, leading to acute microcirculation disturbance , low immune function, endocrine disorders and visceral dysfunction. To treat patients with large deep burns, it is necessary to effectively remove the scabs formed by the necrotic tissue in the burned area as soon as possible, eliminate tissue swelling as soon as possible, improve metabolism and inhibit systemic inflammatory response syndrome. At present, most crumb removers are manual crumb removers, but manual operation is time-consuming and laborious.

There are also some scab-absorbing devices in the prior art, such as a Chinese patent with application number 201520410995.9 disclosing a kind of automatic scab-removing equipment for relieving itching, including a support frame, a moving seat, a sliding mounting plate, an adjusting screw, a motor Seat, motor, rotary scab remover, disinfectant tank, diversion tube. But this technical scheme removes scab effect badly, and the pain sense that patient produces is stronger.

In view of this, a kind of medical surgical back burn scab removal instrument described in the present invention can effectively and quickly grind away the blood scab on the patient's back, and cause slight pain to the patient, and accelerate the healing of the wound.

Contents of the invention

In order to make up for the deficiencies in the prior art, the present invention proposes a medical surgical back burn scab device, which is mainly used for medical personnel to grind away blood scabs for patients with large areas of scabs on the back, so as to improve work efficiency. The invention cooperates with the vibrating module and the grinding module to grind away the blood scab on the patient's back, the blood scab removal efficiency is high, and the pain caused to the patient is slight.

The technical scheme adopted by the present invention to solve the technical problems is: a kind of medical surgical back burn scab instrument according to the present invention, comprising a base, a housing, a vibration module, a scab module, a disinfectant tank, an analgesic box, a power module and the slide bar module, the base is provided with a vertical bar, and the base is used for the patient to lie on his stomach; the shell is connected to the slide bar module, the shell is located under the slide bar module, and a water spray is provided under the shell head; the vibration module is located inside the housing, and the vibration module is used to vibrate and knock the blood scab on the patient's back; Grinding; the disinfectant tank is located inside the housing; the analgesic tank is located inside the housing, the disinfectant tank and the analgesic tank are placed side by side, the disinfectant tank is on the left, and the analgesic tank is on the right; The power module described above is installed on the base, and the power module is used to adjust the up and down movement of the slide bar module; the slide bar module is connected to the power module, and the slide bar module is used to regulate the left and right movement of the housing. When working, the patient lies on the base, moves the shell left and right through the slide bar module, starts the power module to adjust the shell to move up and down, and the vibration module starts to work, knocking the blood scab on the patient's back at high speed, slowly vibrating the blood scab away Wound, at the same time, the scab module will grind away the blood scab, and the liquid in the disinfectant tank and painkiller tank will flow out to disinfect and relieve pain through the cooperation of the vibration module and the scab module, and the water spray head of the shell will grind it The scabs were rinsed clean.

Preferably, the vibration module includes a high-frequency vibration motor, a vibration box, a vibration rod, a vibration piston and a return spring, and the high-frequency vibration motor is installed on the vibration box; the vibration box is divided into two layers, the upper layer It communicates with the disinfectant tank through a hose, and the lower layer communicates with the analgesic tank through a hose; the vibrating rods are installed alternately on the upper and lower layers of the vibrating tank, and the vibrating rod is provided with a hollow chamber, the hollow chamber of the vibrating rod and the vibrating tank The upper and lower layers of the upper and lower layers are respectively connected, and the disinfectant and painkiller can flow into the hollow chamber inside the vibrating rod respectively, and the vibrating rod is used to knock the blood scab on the patient's back at high speed; Liquid outlet; the vibrating pistons are respectively installed on the liquid outlets of the disinfectant tank and the analgesic solution tank, the vibrating pistons are made of rubber, and the vibrating pistons are installed on the vibrating tank through the piston rod; one end of the return spring is connected to the vibrating On the box, the other end of the return spring is connected to the housing, and the return spring is used to weaken the impact of the vibration module on the housing. When working, the high-frequency vibrating motor vibrates at high speed, the vibrating rod quickly strikes the blood scab on the patient's back, and the vibrating piston vibrates, so that the disinfectant and analgesic liquid flow into the upper and lower layers of the vibrating box respectively, and then flow into the vibrating rod.

Preferably, the described crust module includes a micro motor, a rotating shaft one, a bevel gear one, a bevel gear two, a rotating shaft two, a cross bar and a ball, and the described micro motor is installed in the lower layer of the vibrating box; the described rotating shaft One end is connected to the motor shaft of the micro motor, and the other end of the rotating shaft is installed on the lower side wall of the vibrating box. The bearing is connected, and the bearing is equipped with a sealing ring. The shaft 1 passes through the bevel gear 1; the bevel gear 1 meshes with the bevel gear 2; the shaft 2 passes through the bevel gear 2; The rod and the inner wall of the vibrating rod are fixedly connected, and the cross rod avoids vibrating and damaging the bevel gear 1 and the bevel gear 2; the ball is fixedly installed on the rotating shaft 2, and the ball is used for grinding away blood scabs. During work, the micro-motor starts, and the rotating shaft one drives the bevel gear one to rotate, the bevel gear one meshes with the bevel gear two, the bevel gear two drives the rotating shaft two to rotate, the rotating shaft two drives the ball to rotate, and the ball rotates to grind away blood scabs.

Preferably, the ball is divided into two layers, the upper layer is provided with a liquid inlet tank, the lower layer is a hollow chamber, and the upper layer is equipped with a heating resistance wire, which is used to heat the disinfectant and analgesic liquid to accelerate the grinding of blood scabs. In addition; the hollow chamber of the lower layer is provided with a liquid outlet; the front of the liquid outlet is fixedly equipped with a head, the head is hemispherical, and the head is used to prevent the ground eschar from blocking the liquid outlet . When the disinfectant and analgesic liquid flow into the liquid inlet tank of the ball, the electric heating wire heats the disinfectant and analgesic liquid, and the heated disinfectant and analgesic liquid flow out through the liquid outlet to clean the wound blood scab on the patient's back. Disinfect and relieve pain.

Preferably, the power module includes a low-speed motor and a rotating shaft, the low-speed motor is installed on the pole of the base, and the low-speed motor can be reversed; the rotating shaft is fixedly connected to the motor shaft of the low-speed motor, The rotating shaft is provided with a thread. When working, the forward and reverse rotation of the low-speed motor is controlled, and the rotating shaft and the slide bar are threaded to control the up and down movement of the slide bar.

Preferably, the slide bar module includes a slide bar, a slider and a handle, the left end of the slide bar is provided with a threaded hole, the rotation shaft passes through the threaded hole, the slide bar is provided with a cross-shaped groove, and the base pole is provided with a There is a chute, the left end of the slider is located in the chute, the chute is used to prevent the rotation of the slider; the slider is T-shaped, the slider is located in the groove of the slider, and the slider is provided with a long protrusion , the bump passes through the groove, the slider is provided with a hollow chamber, the hollow chamber is filled with clean water, the inner wall of the housing is provided with a water tank, and the clean water in the hollow chamber flows into the sprinkler head through the water tank in the inner wall of the housing, The washing of the ground blood scab is realized; the handle is installed on the bump, and the handle is provided with anti-slip embossed lines, and the handle can control the sliding block to move left and right. When working, the doctor holds the handle and moves the handle left and right to control the left and right movement of the housing.

The beneficial effects of the present invention are:

1. A kind of medical surgical back burn abrasion instrument of the present invention, the vibration module of the present invention and the abrasion module cooperate with each other, the blood scab on the patient's back is worn away, the efficiency of blood scab removal is high, and it is safe for the patient The resulting pain is mild.

2. The vibration module, the disinfectant tank and the painkiller tank of the present invention cooperate with each other, and through the back and forth vibration of the vibrating piston, the liquid outlets of the disinfectant tank and the painkiller tank are closed and opened, and then the disinfectant and painkiller tanks are realized. The analgesic liquid is automatically applied to the patient's back, and the vibrating rod in the vibration module hits the blood scab on the patient's back at high frequency to effectively remove the blood scab from the back.

3. The abrasive scab module of the present invention removes blood scab by rotating the ball, and the ball is provided with a sealing head, a liquid outlet hole and a heating resistance wire to heat the outflowing disinfectant and analgesic solution, which is beneficial to For the grinding of blood scab, the head prevents the liquid outlet hole from being blocked by the ground blood scab, ensuring the smooth flow of the liquid medicine, and at the same time, the head increases frictional resistance to more efficiently and quickly remove the blood scab.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing.

Fig. 1 is a sectional view of the present invention;

Figure 2 is an enlarged view of A in Figure 1;

Figure 3 is an enlarged view of B in Figure 1;

In the figure: base 1, housing 2, sprinkler head 21, vibration module 3, high-frequency vibration motor 31, vibration box 32, vibration rod 33, vibration piston 34, return spring 35, abrasion module 4, micro motor 41, Shaft 1 42, Bevel Gear 1 43, Bevel Gear 2 44, Shaft 2 45, Crossbar 46, Ball 47, Heating Resistance Wire 471, Seal Head 472, Disinfectant Tank 5, Pain Relief Box 6, Power Module 7, Low Speed Motor 71, rotating shaft 72, slide bar module 8, slide bar 81, slide block 82, handle 83.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

As shown in Figures 1 to 3, a medical surgical back burn scab instrument according to the present invention includes a base 1, a housing 2, a vibration module 3, a scrub module 4, a disinfectant box 5, and an analgesic box 6 , the power module 7 and the slide bar module 8, the base 1 is provided with a vertical bar, and the base 1 is used for the patient to lie on his stomach; the shell 2 is connected to the slide bar module 8, and the shell 2 is located in the slide bar module 8, below the housing 2 is provided with a water spray head 21; the vibration module 3 is located inside the housing 2, and the vibration module 3 is used to vibrate and knock the blood scab on the patient's back; On the vibration module 3, the scab module 4 is used to grind away the scab on the patient's back; the disinfectant tank 5 is located inside the housing 2; the analgesic tank is located inside the housing 2, and the disinfectant The box 5 and the analgesic solution box are placed side by side, the disinfectant solution box 5 is located on the left, and the analgesic solution box is located on the right; the power module 7 is installed on the base 1, and the power module 7 is used to adjust the sliding bar module 8 to move up and down; the described The slide bar module 8 is connected to the power module 7, and the slide bar module 8 is used to regulate the left and right movement of the housing 2. When working, the patient lies on the base 1, moves the housing 2 left and right through the slide bar module 8, starts the power module 7 to adjust the housing 2 to move up and down, and the vibration module 3 starts to work, and knocks the blood scab on the patient's back at high speed. Slowly vibrate the blood scab away from the wound, and at the same time, the grinding module 4 grinds away the blood scab, and the liquid medicine in the disinfectant tank 5 and the analgesic solution tank cooperates with the vibration module 3 and the grinding module 4, and flows out to disinfect the wound and relieve pain , the water spray head 21 of the housing 2 rinses away the ground blood scab.

As an embodiment of the present invention, the vibration module 3 includes a high-frequency vibration motor 31, a vibration box 32, a vibration rod 33, a vibration piston 34 and a return spring 35, and the high-frequency vibration motor 31 is installed in the vibration box 32 above; the vibration box 32 is divided into two layers, the upper layer is connected with the disinfectant tank 5 through a hose, and the lower layer is connected with the analgesic liquid tank through a hose; the vibration rods 33 are installed in the upper and lower layers of the vibration box 32 in a staggered manner , the vibrating rod 33 is provided with a hollow chamber, the hollow chamber of the vibrating rod 33 communicates with the upper and lower layers of the vibrating box 32 respectively, and the disinfectant and analgesic liquid can flow into the hollow chamber inside the vibrating rod 33 respectively, and the vibrating rod 33 is used for For high-speed knocking on the blood scab on the patient's back; the disinfectant solution box 5 and the pain relief solution box are provided with a liquid outlet; the vibration piston 34 is installed in the liquid outlet of the disinfectant solution box 5 and the pain relief solution box respectively The vibration piston 34 is made of rubber, and the vibration piston 34 is installed on the vibration box 32 through the piston rod; one end of the return spring 35 is connected to the vibration box 32, and the other end of the return spring 35 is connected to the housing 2, and the return spring 35 is used In order to reduce the impact of the vibration module 3 on the casing 2 . When working, the high-frequency vibrating motor 31 vibrates at a high speed, the vibrating rod 33 quickly knocks the blood scab on the patient's back, and the vibrating piston 34 vibrates, so that the disinfectant and analgesic liquid flow into the upper and lower layers of the vibrating box 32 respectively, and then flow into the vibrating rod within 33.

As an embodiment of the present invention, the described crust module 4 includes a micro-motor 41, a rotating shaft 42, a bevel gear 1 43, a bevel gear 2 44, a rotating shaft 2 45, a cross bar 46 and a ball 47. The micromotor 41 is installed in the lower floor of the vibrating box 32; the one end of the rotating shaft 42 is connected on the motor shaft of the micromotor 41, and the other end of the rotating shaft 42 is installed on the lower floor side wall of the vibrating box 32, and the vibrating rod 33 A round hole is provided, and the rotating shaft one 42 passes through the round hole of the vibrating rod 33, and the rotating shaft one 42 is connected with the vibrating rod 33 bearings, and the bearing is equipped with a sealing ring, and the rotating shaft one 42 passes through the bevel gear one 43; the bevel gear one 43 meshes with the second bevel gear 44; the second rotating shaft 45 passes through the second bevel gear 44, and the lower end of the second rotating shaft 45 is rotationally connected with a cross bar 46, which is fixedly connected to the inner wall of the vibrating rod 33, and the cross bar 46 avoids vibration damage to the bevel gear One 43 and bevel gear two 44; Described ball 47 is fixedly installed on the rotating shaft two 45, and ball 47 is used for grinding away blood scab. During work, micromotor 41 starts, and rotating shaft one 42 drives bevel gear one 43 to rotate, and bevel gear one 43 engages bevel gear two 44, and bevel gear two 44 drives rotating shaft two 45 to rotate, and rotating shaft two 45 drives ball 47 to rotate, and ball 47 Rotate to remove scab.

As an embodiment of the present invention, the ball 47 is divided into two layers. The upper layer is provided with a liquid inlet tank, the lower layer is a hollow chamber, and the upper layer is equipped with a heating resistance wire 471. The resistance wire is used for disinfection and pain relief. The liquid is heated to accelerate the abrasion of the blood scab; the hollow chamber of the lower floor is provided with a liquid outlet; a sealing head 472 is fixedly installed before the described liquid outlet, and the sealing head 472 is hemispherical, and the sealing head 472 is used for Avoid clogging the outlet holes with ground eschar. When the disinfectant and analgesic liquid flowed into the liquid inlet tank of the ball 47, the electric heating wire heated the disinfectant and analgesic liquid, and the heated disinfectant and analgesic liquid flowed out through the liquid outlet to treat the wound blood scab on the patient's back. Disinfect and relieve pain.

As an embodiment of the present invention, the power module 7 includes a low-speed motor 71 and a rotating shaft 72, the low-speed motor 71 is installed on the pole of the base 1, and the low-speed motor 71 can be reversed; The rotating shaft 72 is fixedly connected on the motor shaft of the low-speed motor 71, and the rotating shaft 72 is provided with a thread. During work, the forward and reverse rotation of the low-speed motor 71 is controlled, and the rotating shaft 72 is threadedly connected with the slide bar 81, thereby controlling the up and down movement of the slide bar 81.

As an embodiment of the present invention, the slide bar module 8 includes a slide bar 81, a slide block 82 and a handle 83, the left end of the slide bar 81 is provided with a threaded hole, the rotating shaft 72 passes through the threaded hole, and the slide bar 81 is provided with a cross-shaped groove, and the base 1 vertical rod is provided with a section of chute, the left end of slide bar 81 is located in the chute, and the chute is used to prevent slide bar 81 from rotating; the slide block 82 is T-shaped, The slide block 82 is positioned in the groove of the slide bar 81, and the slide block 82 is provided with a strip protrusion, and the protrusion passes through the groove. Flowing tank, the clear water in the hollow chamber flows into the water spray head 21 through the flowing water tank in the inner wall of the housing 2 to realize the washing of the ground blood scab; the handle 83 is installed on the protrusion, and the handle 83 is provided with an anti-skid Embossed, the handle 83 can control the slider 82 to move left and right. During work, the doctor holds the handle 83 and moves the handle 83 left and right to control the left and right movement of the casing 2 .

When working, the patient lies on the base 1, the doctor holds the handle 83, moves the handle 83 left and right to control the left and right movement of the housing 2, starts the power module 7, controls the forward and reverse rotation of the low-speed motor 71, and the rotating shaft 72 and the sliding rod 81 are threaded. , and then control the up and down movement of the slide bar 81, the vibration module 3 starts to work, the high-frequency vibration motor 31 vibrates at a high speed, and drives the vibration piston 34 to vibrate, so that the disinfectant and analgesic liquid flow into the upper and lower layers of the vibration box 32 respectively, and then flow into the vibration In the rod 33, the vibrating rod 33 knocks the blood scab on the back of the patient at high speed, and slowly vibrates the blood scab away from the wound. At the same time, the scab module 4 works, the micro motor 41 starts, the rotating shaft 42 drives the bevel gear 43 to rotate, and the bevel gear One 43 meshes with bevel gear two 44, bevel gear two 44 drives rotating shaft two 45 to rotate, rotating shaft two 45 drives ball 47 to rotate, and when the disinfectant and analgesic liquid in the vibrating rod 33 flow into the liquid inlet tank of ball 47, the heating resistor Wire 471 heats the disinfectant and painkiller, and the heated disinfectant and painkiller flow out through the liquid outlet to disinfect and relieve pain on the wound blood scab on the patient's back. The ball 47 rotates to grind away the blood scab. Water spray head 21 washes away the ground blood scab.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A kind of medical surgical back burn abrasion instrument, is characterized in that: comprise base (1), housing (2), vibration module (3), abrasion module (4), disinfectant solution box (5), analgesic Box (6), power module (7) and slide bar module (8), described base (1) is provided with upright bar, and base (1) is used for patient's tummy to bruise; Described housing (2) Connected with the slide bar module (8), the housing (2) is located below the slide bar module (8), and a water spray head (21) is provided below the housing (2); the vibration module (3) is located in the housing ( 2) Inside, the vibrating module (3) is used to vibrate and knock the blood scab on the patient's back; the scab module (4) is installed on the vibrating module (3), and the scab module (4) is used to shake The blood scab on the back is worn away; the described disinfectant solution box (5) is positioned at the inside of the housing (2); the described painkiller solution box is positioned at the inside of the casing (2), and the disinfectant solution box (5) and the painkiller solution box Placed side by side, the disinfectant solution tank (5) is on the left, and the analgesic solution tank is on the right; the power module (7) is installed on the base (1), and the power module (7) is used to adjust the slide bar module (8) to move up and down ; The slide bar module (8) is connected to the power module (7), and the slide bar module (8) is used to regulate the housing (2) to move left and right; Described vibrating module (3) comprises high-frequency vibrating motor (31), vibrating box (32), vibrating rod (33), vibrating piston (34) and return spring (35), described high-frequency vibrating motor (31 ) is installed on the vibrating box (32); the vibrating box (32) is divided into two layers, the upper strata and the disinfectant tank (5) are communicated by a flexible pipe, and the lower floor and the analgesic liquid tank are communicated by a flexible tube; the vibrating Rods (33) are installed alternately on the upper and lower floors of the vibrating box (32), and the vibrating bar (33) is provided with a hollow chamber, and the hollow chamber of the vibrating bar (33) and the upper and lower layers of the vibrating box (32) are connected respectively, and the disinfection Liquid and analgesic liquid can flow into the hollow chamber inside vibrating rod (33) respectively, and vibrating rod (33) is used for high-speed percussion to the blood scab on patient's back; There is a liquid outlet; the vibrating piston (34) is installed on the liquid outlet of the disinfectant tank (5) and the analgesic liquid tank respectively, the vibrating piston (34) is made of rubber, and the vibrating piston (34) is installed on the On the vibration box (32); one end of the return spring (35) is connected on the vibration box (32), and the other end of the return spring (35) is connected on the housing (2), and the return spring (35) is used to weaken the vibration The influence of the module (3) on the housing (2). 2. A kind of medical surgical back burn abrasion scab instrument according to claim 1, is characterized in that: described scrub module (4) comprises micromotor (41), rotating shaft one (42), bevel gear one (43 ), bevel gear two (44), rotating shaft two (45), cross bar (46) and ball (47), described miniature motor (41) is installed in the lower floor of vibrating box (32); Described rotating shaft One (42) one end is connected on the motor shaft of micromotor (41), and the other end of rotating shaft one (42) is rotatably installed on the lower floor side wall of vibrating box (32), and vibrating bar (33) offers circular hole, and rotating shaft One (42) passes through the circular hole of the vibrating rod (33), the rotating shaft one (42) is connected with the vibrating rod (33) bearing, and the bearing is equipped with a sealing ring, and the rotating shaft one (42) passes through the bevel gear one (43); Described bevel gear one (43) meshes bevel gear two (44); Described rotating shaft two (45) passes through bevel gear two (44), and rotating shaft two (45) lower ends are connected with cross bar (46), horizontal Rod (46) is fixedly connected with vibrating rod (33) inner wall, and cross bar (46) avoids vibration to damage bevel gear one (43) and bevel gear two (44); Described ball (47) is fixedly installed on rotating shaft two ( 45) on, ball (47) is used for grinding away blood scab. 3. A kind of medical surgical back burn scab-absorbing instrument according to claim 2, is characterized in that: described ball (47) is divided into two layers, and the upper layer is provided with liquid inlet tank, and the lower layer is a hollow chamber, and the upper layer A heating resistance wire (471) is installed, and the resistance wire is used to heat the disinfectant and analgesic solution to accelerate the abrasion of blood scab; the hollow chamber of the lower layer is provided with a liquid outlet; the front of the liquid outlet is fixed A sealing head (472) is installed, and the sealing head (472) is hemispherical, and the sealing head (472) is used to prevent the grinding scab from blocking the liquid outlet. 4. a kind of medical surgery back burn scar grinding instrument according to claim 1, is characterized in that: described power module (7) comprises low-speed motor (71) and rotating shaft (72), and described low-speed motor ( 71) Installed on the vertical pole of the base (1), the low-speed motor (71) can be turned forward and backward; There is a thread. 5. a kind of medical surgery back burn scar grinding instrument according to claim 1, is characterized in that: described slide bar module (8) comprises slide bar (81), slide block (82) and handle (83), The left end of the slide bar (81) is provided with a threaded hole, and the rotating shaft (72) passes through the threaded hole. The slide bar (81) is provided with a cross-shaped groove, and the vertical bar of the base (1) is provided with a section of a chute. The left end of the bar (81) is located in the chute, and the chute is used to prevent the slide bar (81) from rotating; the slide block (82) is T-shaped, and the slide block (82) is located in the groove of the slide bar (81) , the slider (82) is provided with a long bump, the bump passes through the cross-shaped groove, the slider (82) is provided with a hollow chamber, the hollow chamber is filled with clean water, and the inner wall of the housing (2) is provided with a flow Sink, the clear water in the hollow chamber flows into the water spray head (21) through the water tank in the inner wall of the housing (2) to realize the washing of the ground blood scab; the handle (83) is installed on the projection, and the handle (83) is provided with anti-slip embossing, and handle (83) can control slide block (82) to move left and right.