CN215840716U

CN215840716U - Simple negative pressure suction device for treating diabetic foot

Info

Publication number: CN215840716U
Application number: CN202121518944.XU
Authority: CN
Inventors: 郭小勇
Original assignee: Second Affiliated Hospital Of Baotou Medical College Of Inner Mongolia University Of Science And Technology Inner Mongolia Institute Of Digestive Diseases Inner Mongolia Institute Of Hypertension
Current assignee: Second Affiliated Hospital Of Baotou Medical College Of Inner Mongolia University Of Science And Technology Inner Mongolia Institute Of Digestive Diseases Inner Mongolia Institute Of Hypertension
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-02-18
Anticipated expiration: 2031-07-06

Abstract

The utility model discloses a simple negative pressure suction device for treating diabetic feet. The utility model comprises the following steps: elasticity negative pressure box, elasticity negative pressure box top is installed and is produced pressure mechanism, elasticity negative pressure box bottom spiral shell installs the base, elasticity negative pressure box top one side is installed and is produced pressure mechanism, absorption joint is installed to elasticity negative pressure box top opposite side, absorption joint top seal installs transparent hose, the transparent hose top is installed and is attracted the pipe, through shortening of elasticity negative pressure box shape will gas in the elasticity negative pressure box is followed discharge back in producing pressure mechanism is followed when elasticity negative pressure box carries out the resilience absorption joint inhales and makes transparent hose connects it is right to attract the pipe the sick foot of contact infects the absorption on the aseptic gauze. The utility model has the advantages of reducing the probability of wound infection, controlling the wound infection, effectively promoting the wound healing, low manufacturing cost and strong practicability.

Description

Simple negative pressure suction device for treating diabetic foot

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a simple negative pressure suction device for treating diabetic feet.

Background

The negative pressure wound treating technology is one new technology developed in recent years for treating wound, and has semi-permeable biological film to seal open wound and negative pressure machine to produce certain negative pressure for acting on debrided wound via drainage tube and dressing. The current research proves that the therapy can accelerate the blood circulation of the wound surface part, remarkably promote the new blood vessels to enter the wound surface, stimulate the growth of granulation tissues, fully drain, relieve edema, reduce pollution, inhibit the growth of bacteria, directly accelerate the healing of the wound surface, or create conditions for operation repair, and is a pure physical therapy which has high efficiency, simplicity, economy and promotion of the healing of the wound surface.

However, the existing various negative pressure devices are expensive and low in cost performance, and meanwhile, the installation of the negative pressure extraction device makes the whole structure complicated, not simple enough and inconvenient to use in daily nursing, so that the simple negative pressure suction device for treating the diabetic foot, which has a simple structure and low cost and can meet the daily nursing requirement, is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a simple negative pressure suction device for treating diabetic foot, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a simple negative pressure suction device for treating diabetic feet, comprising: the device comprises an elastic negative pressure box, a pressure generating mechanism is installed at the top end of the elastic negative pressure box, the elastic negative pressure box is installed on a treading mechanism, the bottom end of the elastic negative pressure box is spirally installed on the treading mechanism, the pressure generating mechanism is installed on one side of the top end of the elastic negative pressure box, an absorption joint is installed on the other side of the top end of the elastic negative pressure box, a transparent hose is installed at the top end of the absorption joint in a sealing mode, a suction tube is installed at the top end of the transparent hose, and sterile gauze is placed at the top end of the suction tube;

the stepping mechanism discharges and absorbs the gas in the elastic negative pressure box from the pressure generating mechanism, and the stepping mechanism generates negative pressure in the elastic negative pressure box to enable the absorption joint to suck air so that the suction tube connected with the transparent hose absorbs infected necrotic tissues and secretions of the diseased foot contacted with the sterile gauze.

Further, step on and press the mechanism and include base, support, bottom plate, shrink pole, footboard, diaphragm, spring, depression bar and clamp plate, base both sides fixed mounting have the support the welding of the base outside has the bottom plate, install on the bottom plate the shrink pole, install on the shrink pole the footboard, install on the shrink pole the diaphragm bottom one side, install diaphragm opposite side bottom the depression bar, the diaphragm with between the support cup joint on the depression bar and install the spring, install the depression bar bottom the clamp plate.

Further, it includes fixed pipe, activity chamber, locking lid, spring, leather packing and bleeder vent to produce pressure mechanism, fixed socle end welding is in elasticity negative pressure box top, fixed socle end with elasticity negative pressure box top end is formed with the activity chamber, fixed socle end spiral mounting lock the lid, locking lid top has been seted up the bleeder vent, locking lid bottom fixed mounting have the spring, spring bottom fixed mounting has the leather packing, the leather packing is in fluctuate in the activity intracavity.

Furthermore, the inner part of the absorption joint has the same structure as the inner part of the fixed pipe, and the spring arranged in the absorption joint enables the leather pad to move in the elastic negative pressure box through the through hole.

Furthermore, the base is spirally arranged at the joint of the bottom end of the elastic negative pressure box and is provided with a sealing gasket.

Further, the transparent hose is sleeved on the top end of the absorption joint, and the outer diameter of the top end of the absorption joint is the same as the inner diameter of the transparent hose.

Furthermore, through holes are formed in two sides of the top end of the elastic negative pressure box, and the inner diameter of each through hole is larger than the outer diameter of the circumference of the spring.

Furthermore, a disposable collecting bag is arranged in the elastic negative pressure box, and the disposable collecting bag is connected with the bottom end of the absorption joint.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model, through the setting of the pressure generating mechanism, when the gas in the elastic negative pressure box is discharged, the elastic negative pressure box is compressed, the air pressure is increased, the gas is discharged out of the through hole, because the bottom end of the absorption joint at one side is under the action of the air pressure, the leather pad is attached to the top end of the elastic negative pressure box to cause sealing, the leather pad in the fixed tube can only be extruded from the through hole at the other side, the leather pad is extruded to cause the spring to be compressed, the leather pad is separated from the top surface of the elastic negative pressure box at the bottom end of the movable cavity to form an air gap, so that the air is discharged from the gap to enter the top end of the fixed tube along the movable cavity, finally, the air is discharged from the air vent arranged at the top end of the locking cover, in the process of recovering the elastic negative pressure box, the internal air pressure is reduced, the external gas is discharged inwards, the leather pad at the bottom end of the absorption joint causes the spring connected with the leather pad to extend under the action of the external pressure, produce air gap for gaseous the emission slowly resumes atmospheric pressure, and easy operation forms the pressure differential, avoids carrying out the negative pressure that produces under the electric power effect, makes to use more convenient, and is safe, can reduce manufacturing cost simultaneously.

According to the utility model, through the arrangement of the treading mechanism, the air pressure difference is generated in the elastic negative pressure box, when the feet of a patient are treated and cleaned, the pedal fixedly arranged on the contraction rod supported on the bottom plate and welded on the contraction rod is treaded, the transverse plate descends, the pressure rod at the bottom end of the other side of the transverse plate is pressed downwards, the spring sleeved on the pressure rod is compressed, the pressure plate fixedly arranged at the bottom end of the pressure rod presses the elastic negative pressure box spirally arranged in the base downwards, after the force is removed from the pedal, the spring rebounds, the elastic negative pressure box recovers, the air pressure difference is formed, and the treatment and cleaning are carried out on the feet of the patient.

According to the utility model, the elastic negative pressure box, the transparent hose, the suction tube, the sterile gauze and the disposable collecting bag in the elastic negative pressure box are connected, so that the whole structure is simple, the use is convenient, the price is low, meanwhile, the replacement and the use are convenient, and the elastic negative pressure box is cleaner, more sanitary and more convenient to clean.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic view of the structure inside the elastic suction hole in the embodiment of FIG. 1;

FIG. 3 is a schematic structural view of the pressing mechanism in the embodiment of FIG. 1;

fig. 4 is a schematic structural diagram of a cross section of the pressure generating mechanism in the embodiment of fig. 1.

Reference numerals: 1. an elastic negative pressure box; 2. a treading mechanism; 201. a base; 202. a support; 203. a base plate; 204. a retracting lever; 205. a pedal; 206. a transverse plate; 207. a support spring; 208. a pressure lever; 209. pressing a plate; 3. a pressure generating mechanism; 301. a fixed tube; 302. a movable cavity; 303. a locking cover; 304. a built-in spring; 305. a leather pad; 306. air holes are formed; 4. an absorbent tab; 5. a transparent hose; 6. a suction tube; 7. sterile gauze; 8. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 of the 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. 1-4, a simplified negative pressure suction device for treating diabetic foot includes: the device comprises an elastic negative pressure box 1, wherein a pressure generating mechanism 3 is installed at the top end of the elastic negative pressure box 1, the elastic negative pressure box 1 is installed on a treading mechanism 2, the bottom end of the elastic negative pressure box 1 is spirally installed on the treading mechanism 2, the pressure generating mechanism 3 is installed on one side of the top end of the elastic negative pressure box 1, an absorption joint 4 is installed on the other side of the top end of the elastic negative pressure box 1, a transparent hose 5 is installed at the top end of the absorption joint 4 in a sealing mode, a suction tube 6 is installed at the top end of the transparent hose 5, and sterile gauze 7 is placed at the top end of the suction tube 6;

through step on pressing mechanism 2 will the gas in the elasticity negative pressure box 1 is followed it is in to discharge and absorption in the pressure producing mechanism 3 produce the negative pressure in the elasticity negative pressure box 1 and make absorption joint 4 breathe in and make transparent hose 5 connects attract pipe 6 is right the sick foot that contacts on aseptic gauze 7 infects the absorption, through trampling with circulating with foot to pressing mechanism 2, the aseptic gauze 7 that places on the suction tube 6 of walking transparent hose 5 top installation again applies in patient's foot infection department, attract, when compressing elasticity negative pressure box 1, the gas in the elasticity negative pressure box 1 inside gets into pressure producing mechanism 3 from through-hole 8 and discharges, unclamp the foot pressure, the in-process that elasticity negative pressure box 1 kick-back recovered the original state, gas gets into transparent hose 5 through attracting pipe 6, get into from transparent hose 5 again in absorption joint 4, get into the disposable receipts of elasticity negative pressure box 1 internally mounted from through-hole 8 in absorption joint 4 bottom at last again In the collection bag, at absorptive in-process, aseptic gauze 7 can carry out the drainage absorption when patient's foot infects the department to this comes the circulation operation, and the position is absorbed in manual adjustment, and convenient simple to use, whole device cost is low simultaneously, nurses in daily life more practically.

The treading mechanism 2 comprises a base 201, a bracket 202, a bottom plate 203, a contraction rod 204, a pedal 205, a transverse plate 206, a support spring 207, a pressure lever 208 and a pressure plate 209, wherein the bracket 202 is fixedly installed at two sides of the base 201, the bottom plate 203 is welded at the outer side of the base 201, the contraction rod 204 is installed on the bottom plate 203, the pedal 205 is installed on the contraction rod 204, the top end of the contraction rod 204 is installed at one side of the bottom end of the transverse plate 206, the pressure lever 208 is installed at the bottom end of the other side of the transverse plate 206, the support spring 207 is sleeved and installed on the pressure lever 208 between the transverse plate 206 and the bracket 202, the pressure plate 209 is installed at the bottom end of the pressure lever 208, the pressure plate 205 welded on the contraction rod 204 fixedly installed on the bottom plate 203 is treaded when the elastic negative pressure box 1 generates air pressure difference to treat and clean the feet of a patient, make diaphragm 206 descend, the depression bar 208 of diaphragm 206 opposite side bottom pushes down, make cup joint supporting spring 207 on depression bar 208 to receive the compression, fixed mounting pushes down the elasticity negative pressure box 1 of spiral installation in base 201 at the clamp plate 209 of depression bar 208 bottom, after unloading power to footboard 205, supporting spring 207 rebounds, elasticity negative pressure box 1 resumes, form the atmospheric pressure difference and treat the clearance to patient's foot, and convenient for operation, moreover, the steam generator is simple in structure, make things convenient for doctor or nurse to use by the cooperation of trick, make the cleanness more convenient thoroughly, and the time saving is realized, and the treatment efficiency is improved, therefore, the clothes hanger is strong in practicability.

The pressure generating mechanism 3 comprises a fixed pipe 301, a movable cavity 302, a locking cover 303, a built-in spring 304, a leather pad 305 and air holes 306, the bottom end of the fixed pipe 301 is welded on the top end of the elastic negative pressure box 1, the movable cavity 302 is formed at the bottom end of the fixed pipe 301 and the top end of the elastic negative pressure box 1, the locking cover 303 is spirally installed at the top end of the fixed pipe 301, the air holes 306 are formed at the top end of the locking cover 303, the built-in spring 304 is fixedly installed at the bottom end of the locking cover 303, the leather pad 305 is fixedly installed at the bottom end of the built-in spring 304, the leather pad 305 fluctuates in the movable cavity 302, when gas in the elastic negative pressure box 1 is discharged outwards, the elastic negative pressure box 1 is compressed, the air pressure is increased, the gas is discharged outwards and discharged out of the through hole 8, and the leather pad 305 is attached to the top end of the elastic negative pressure box 1 to cause sealing due to the bottom end of the absorption joint 4 at one side receiving the air pressure, can only extrude the leather pad 305 in the fixed pipe 301 from the through-hole 8 of opposite side, the leather pad 305 receives the extrusion and makes built-in spring 304 receive the compression, leather pad 305 breaks away from with the elasticity negative pressure box 1 top surface of activity chamber 302 bottom and forms the air gap, make the air follow the clearance discharge get into fixed pipe 301 top along activity chamber 302, vent hole 306 that the locking lid 303 top was seted up at last discharges, in the in-process that elasticity negative pressure box 1 resumes, inside atmospheric pressure reduces, make outside gas inwards arrange, the leather pad 305 of absorption joint 4 bottom makes the built-in spring 304 extension of being connected with leather pad 305 under the effect that receives external pressure, produce the air gap, make gas discharge, slowly resume atmospheric pressure, easy operation forms the pressure differential, avoid carrying out the negative pressure that produces under the electric power effect, make and use more convenient, safety, and meanwhile, the manufacturing cost can be reduced.

The inner structure of the absorption joint 4 is the same as that of the fixed pipe 301, and the built-in spring 304 installed inside the absorption joint 4 enables the leather pad 305 to move inside the elastic negative pressure box 1 through the through hole 8.

The base 201 is spirally arranged at the joint of the bottom end of the elastic negative pressure box 1, and a sealing gasket is arranged to increase air tightness.

The transparent hose 5 is sleeved at the top end of the absorption joint 4, and the outer diameter of the top end of the absorption joint 4 is the same as the inner diameter of the transparent hose 5.

Through holes 8 are formed in two sides of the top end of the elastic negative pressure box 1, and the inner diameter of each through hole 8 is larger than the outer diameter of the circumference of the built-in spring 304.

The elastic negative pressure box 1 is internally provided with a disposable collecting bag which is connected with the bottom end of the absorption joint 4.

In conclusion, in the simple negative pressure suction device for treating diabetic foot, when in work, the stepping mechanism 2 is cyclically stepped by feet, the sterile gauze 7 arranged on the suction tube 6 arranged at the top end of the transparent hose 5 is held by hands to be applied to the infected part of the feet of a patient for suction, when the elastic negative pressure box 1 is compressed, the gas in the elastic negative pressure box 1 enters the pressure generating mechanism 3 from the through hole 8 for discharge, the pressure of the feet is released, when the elastic negative pressure box 1 rebounds to restore to the original shape, the gas enters the transparent hose 5 through the suction tube 6, then enters the absorption joint 4 from the transparent hose 5, finally enters the disposable collection bag arranged in the elastic negative pressure box 1 from the through hole 8 at the bottom end of the absorption joint 4, and during the absorption, the sterile gauze 7 can be drained and absorbed when the infected part of the feet of the patient, so as to realize the cyclic operation, the absorption position is manually adjusted, the use is simple and convenient, meanwhile, the whole device has low cost, the nursing in daily life is more practical, when the air pressure difference is generated in the elastic negative pressure box 1, when the feet of a patient are treated and cleaned, the pedal 205 welded on the shrinkage rod 204 fixedly arranged on the bottom plate 203 is pressed, the transverse plate 206 descends, the pressure rod 208 at the bottom end of the other side of the transverse plate 206 is pressed downwards, the supporting spring 207 sleeved on the pressure rod 208 is compressed, the pressure plate 209 fixedly arranged at the bottom end of the pressure rod 208 presses the elastic negative pressure box 1 spirally arranged in the base 201 downwards, after the force is relieved to the pedal 205, the supporting spring 207 rebounds, the elastic negative pressure box 1 is recovered, the air pressure difference is formed to treat and clean the feet of the patient, the operation is convenient, the structure is simple, simultaneously, doctors or nurses can use the hands and the feet in a matching way, so that the cleaning is more convenient and thorough, time is saved, the treatment efficiency is improved, the practicability is strong, when the gas in the elastic negative pressure box 1 is discharged, the elastic negative pressure box 1 is compressed, the air pressure is increased, the gas is discharged from the outside, the gas is discharged from the through hole 8, because the bottom end of the absorption joint 4 at one side is under the action of the air pressure, the leather pad 305 is attached to the top end of the elastic negative pressure box 1 to cause sealing, the leather pad 305 in the fixed tube 301 can only be extruded from the through hole 8 at the other side, the leather pad 305 is extruded to cause the compression of the built-in spring 304, the leather pad 305 is separated from the top surface of the elastic negative pressure box 1 at the bottom end of the movable cavity 302 to form an air gap, the air is discharged from the gap to enter the top end of the fixed tube 301 along the movable cavity 302, finally, the air is discharged from the air vent 306 arranged at the top end of the locking cover 303, in the recovery process of the elastic negative pressure box 1, the internal air pressure is reduced to cause the external air to be discharged inwards, the leather pad 305 at the bottom end of the absorption joint 4 causes the built-in the extension of the built-in spring 304 connected with the leather pad 305 under the action of the external pressure, produce air gap for gaseous the emission slowly resumes atmospheric pressure, and easy operation forms the pressure differential, avoids carrying out the negative pressure that produces under the electric power effect, makes to use more convenient, and is safe, can reduce manufacturing cost simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A simple negative pressure suction device for treating diabetic feet, comprising: the elastic negative pressure box is characterized in that the bottom end of the elastic negative pressure box (1) is spirally mounted on the treading mechanism (2), the pressure generating mechanism (3) is mounted on one side of the top end of the elastic negative pressure box (1), the absorption joint (4) is mounted on the other side of the top end of the elastic negative pressure box (1), the transparent hose (5) is hermetically mounted at the top end of the absorption joint (4), the suction tube (6) is mounted at the top end of the transparent hose (5), and sterile gauze (7) is placed at the top end of the suction tube (6);

the stepping mechanism (2) is used for discharging and absorbing gas in the elastic negative pressure box (1) from the pressure generating mechanism (3), the stepping mechanism (2) generates negative pressure in the elastic negative pressure box (1) to enable the absorption joint (4) to suck air, and the suction tube (6) connected with the transparent hose (5) is used for absorbing infected necrotic tissues and secretion of the diseased foot contacted with the sterile gauze (7).

2. The simple negative pressure suction device for treating the diabetic foot according to claim 1, wherein the treading mechanism (2) comprises a base (201), a bracket (202), a bottom plate (203), a contraction rod (204), a pedal (205), a transverse plate (206), a support spring (207), a pressure rod (208) and a pressure plate (209), the bracket (202) is fixedly installed on two sides of the base (201), the bottom plate (203) is welded on the outer side of the base (201), the contraction rod (204) is installed on the bottom plate (203), the pedal (205) is installed on the contraction rod (204), the top end of the contraction rod (204) is installed on one side of the bottom end of the transverse plate (206), the pressure rod (208) is installed on the bottom end of the other side of the transverse plate (206), the support spring (207) is installed on the pressure rod (208) between the transverse plate (206) and the bracket (202) in a sleeved mode, the pressing plate (209) is installed at the bottom end of the pressing rod (208).

3. The simple negative pressure suction device for treating diabetic foot according to claim 2, the pressure generating mechanism (3) comprises a fixed pipe (301), a movable cavity (302), a locking cover (303), an internal spring (304), a leather pad (305) and an air hole (306), the bottom end of the fixed tube (301) is welded at the top end of the elastic negative pressure box (1), the bottom end of the fixed tube (301) and the top end of the elastic negative pressure box (1) are provided with the movable cavity (302), the locking cover (303) is spirally arranged at the top end of the fixed pipe (301), the vent hole (306) is formed at the top end of the locking cover (303), the bottom end of the locking cover (303) is fixedly provided with the built-in spring (304), a leather pad (305) is fixedly arranged at the bottom end of the built-in spring (304), and the leather pad (305) undulates in the movable cavity (302).

4. The simple negative pressure suction device for treating diabetic foot according to claim 3, characterized in that through holes (8) are opened at both sides of the top end of the elastic negative pressure box (1), and the inner diameter of the through holes (8) is larger than the outer diameter of the circumference of the built-in spring (304).

5. The simple negative pressure suction device for treating diabetic foot according to claim 4, characterized in that the inner structure of the absorption joint (4) is the same as that of the fixed tube (301), and the built-in spring (304) installed inside the absorption joint (4) makes the leather pad (305) move inside the elastic negative pressure box (1) through the through hole (8).

6. The simple negative pressure suction device for treating diabetic foot according to claim 5, characterized in that the base (201) is spirally installed at the joint of the bottom end of the elastic negative pressure box (1) and is provided with a sealing gasket.

7. The simple negative pressure suction device for treating diabetic foot according to claim 6, wherein the transparent hose (5) is sleeved on the top end of the absorption joint (4), and the outer diameter of the top end of the absorption joint (4) is the same as the inner diameter of the transparent hose (5).

8. The simple negative pressure suction device for treating diabetic foot according to claim 7, characterized in that the elastic negative pressure box (1) is internally provided with a disposable collecting bag which is connected with the bottom end of the absorption joint (4).