Wound negative pressure drainage device

Abstract

The utility model relates to the technical field of negative pressure drainage, and discloses a wound negative pressure drainage device which comprises an installation shell, a drainage bottle and a liquid suction hose, the drainage bottle is located in the installation shell, a liquid suction pipe is fixedly installed at the upper end of the drainage bottle, a pressing block is movably arranged in a first fixing block, and a second fixing block is movably arranged in the second fixing block. A limiting block is fixedly installed at the upper end of the pressing block, a second spring is fixedly arranged between the limiting block and the inner wall of the first fixing block, and a threaded rod is arranged on the side wall of the first fixing block. The threaded rod rotationally stretches into the first fixing block, then the pressing block is pushed to move out of the first fixing block, and the pressing block is pushed to extrude the outer side of the protective cover; a positioning block is further extruded to be attached to the skin of the patient, the attaching effect of the positioning block is enhanced through a rubber sheet, a first spring is used for enabling a positioning rod to push clamping rings to be attached to the surface of the drainage bottle, the two sets of clamping rings are arranged, then the drainage bottle is fixed into the installation shell, and the stability of the drainage bottle in the using process is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to negative pressure drainage technical field especially, relates to a kind of wound negative pressure drainage devices. BACKGROUND

[0002] Wound refers to the place of rupture in medicine, more refers to the skin, muscle, mucous membrane etc of person or other animals, negative pressure drainage refers to the use of biological semi-permeable membrane to make open wound closed, use special negative pressure machine to generate certain negative pressure, through drainage tube and dressing act on the wound after debridement, currently, it is usually necessary to carry out negative pressure drainage to the wound of patient, to accelerate the recovery of wound.

[0003] A kind of portable wound negative pressure drainage device (announcement number: CN213852303U) of existing one, the device inserts hose into the affected area, and the hose is fixed in the affected area by the joint action of suction port and protective cover, to effectively solve the problem that soft tube is not easy to fix in existing scheme and easily lead to secondary injury to patient, but in the process of use, staff need to continuously press the outside of protective cover, so that spring tube extrudes suction port and skin fixedly adheres, which brings inconvenience to staff, and further affects work efficiency, and when using, patient is prone to disorder and shaking due to emotional tension, so as to affect the stability of drainage. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a wound negative pressure drainage device.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of wound negative pressure drainage device, including installation shell, drainage bottle and liquid suction hose, the drainage bottle is located in the inside of the installation shell, the upper end of the drainage bottle is fixedly installed with liquid suction pipe, one end of the liquid suction pipe is fixedly provided with spring tube, the end of the liquid suction pipe close to the spring tube is movably provided with protective cover, one side of the protective cover is provided with fixed block one, the fixed block one is fixedly connected with the liquid suction pipe, the fixed block one is movably provided with pressing block in, the upper end of the pressing block is fixedly installed with limit block, spring two is fixedly arranged between the limit block and the inner wall of the fixed block one, the side wall of the fixed block one is provided with screw rod, the screw rod is screw connected with the fixed block one, one end of the screw rod is screw connected with the inner wall of the pressing block.

[0007] As a further scheme of the utility model, the end of the spring tube away from the liquid suction pipe is fixedly provided with liquid suction hose, and the end of the spring tube close to the liquid suction hose is sleeved and installed with positioning block.

[0008] As a further scheme of the utility model, the positioning block is fixedly provided with a rubber sheet, a fixed block two is fixedly arranged on the side of the suction tube away from the fixed block one, and the fixed block one is fixedly provided with an elastic band one.

[0009] As a further scheme of the utility model, the fixed block two is fixedly provided with an elastic band two, the elastic band two and the elastic band one are fixedly connected through magic tape, and the suction tube is provided with a suction tube away from one end of the spring tube.

[0010] As a further scheme of the utility model, the bottom end of the suction tube is fixedly connected with the drainage bottle, the suction tube is fixedly provided with a negative pressure vacuum pump, the mounting shell is movably provided with a positioning rod, and one end of the positioning rod close to the drainage bottle is fixedly provided with a snap ring.

[0011] As a further scheme of the utility model, the snap ring and the inner wall of the mounting shell are fixedly provided with a spring one, and the snap ring is symmetrically distributed in the mounting shell.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. In use, the staff first pushes the suction hose into the affected area, so that the positioning block covers the suction hose and the affected area, then rotates the screw clockwise, so that the screw rotates and extends into the fixed block one, then pushes the pressing block out of the fixed block one, pushes the pressing block to extrude the outside of the protective cover, and further extrudes the positioning block to adhere to the patient's skin under the cooperation of the spring tube, the rubber sheet enhances the adhesion effect of the positioning block, avoids loosening and leakage of the suction hose, and provides convenience for the staff.

[0014] 2. According to the use condition, the staff can bind the patient's hands or legs through the elastic band one and the elastic band two, and then connect and fix the elastic band one and the elastic band two through the magic tape, so as to prevent the patient from moving and affecting the drainage effect, utilize the spring one to make the positioning rod push the snap ring to adhere to the surface of the drainage bottle, the snap ring is provided with two groups, so as to fix the drainage bottle in the mounting shell, ensure the stability of the drainage bottle in use, prevent the drainage bottle from being damaged, and improve the safety. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the wound negative pressure drainage device;

[0016] Figure 2 It is a sectional structure schematic view of the wound negative pressure drainage device;

[0017] Figure 3 It is a snap ring split structure schematic view of the wound negative pressure drainage device;

[0018] Figure 4 A fixed block one and pressure block split structure schematic view of a wound negative pressure drainage device is provided in the utility model.

[0019] In the figure: 1, install the shell; 101, liquid suction pipe; 102, screw; 103, fixed block one; 104, protective cover; 105, spring pipe; 106, snap ring; 2, drainage bottle; 201, rubber sheet; 202, positioning block; 203, elastic band one; 3, liquid suction hose; 301, air suction pipe; 302, positioning rod; 303, spring one; 4, limit block; 5, elastic band two; 6, pressure block; 7, spring two; 8, fixed block two; 801, negative pressure vacuum pump. DETAILED DESCRIPTION

[0020] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0021] In the description of the utility model, it should be pointed out that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it should be pointed out that unless otherwise specified and limited, the terms "installation", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium; can be the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] REFERENCE Figures 1-4The utility model provides a kind of wound negative pressure drainage device, including installation shell 1, drainage bottle 2 and liquid suction hose 3, drainage bottle 2 is located inside installation shell 1, the upper end of drainage bottle 2 is fixedly installed with liquid suction pipe 101, one end of liquid suction pipe 101 is fixedly provided with spring pipe 105, liquid suction pipe 101 one end close to spring pipe 105 is movably provided with protective cover 104, one side of protective cover 104 is provided with fixed block one 103, fixed block one 103 is fixedly connected liquid suction pipe 101, pressure block 6 is movably provided in fixed block one 103, the upper end of pressure block 6 is fixedly installed with limiting block 4, spring two 7 is fixedly arranged between limiting block 4 and the inner wall of fixed block one 103, the side wall of fixed block one 103 is provided with screw rod 102, screw rod 102 is threadedly connected fixed block one 103, one end of screw rod 102 is threadedly connected the inner wall of pressure block 6.

[0024] When using, staff first pushes liquid suction hose 3 and inserts into the affected area, so that positioning block 202 covers liquid suction hose 3 and the affected area, then rotates screw rod 102 in clockwise direction, so that screw rod 102 rotates and extends into fixed block one 103, then pushes pressure block 6 and moves out of fixed block one 103, pushes pressure block 6 and extrudes the outer side of protective cover 104, further extrudes positioning block 202 and adheres to the skin of patient under the cooperation of spring pipe 105, rubber sheet 201 enhances the adhering effect of positioning block 202, avoids loosening and leakage at liquid suction hose 3, and provides convenience for staff.

[0025] In the embodiment, one end of spring pipe 105 away from liquid suction pipe 101 is fixedly provided with liquid suction hose 3, and positioning block 202 is sleeved and installed on one end of spring pipe 105 close to liquid suction hose 3.

[0026] When using, the main material of spring pipe 105 is stainless steel, and liquid suction hose 3 is plastic material.

[0027] In the embodiment, rubber sheet 201 is fixedly arranged on positioning block 202, fixed block two 8 is fixedly arranged on one side of liquid suction pipe 101 away from fixed block one 103, and elastic band one 203 is fixedly arranged on fixed block one 103.

[0028] When using, pressure block 6 is pushed by screw rod 102 to extrude the outer side of protective cover 104, so that positioning block 202 adheres to the skin of patient under the cooperation of spring pipe 105.

[0029] In the embodiment, elastic band two 5 is fixedly arranged on fixed block two 8, elastic band two 5 and elastic band one 203 are fixedly connected through magic tape, and air suction pipe 301 is arranged on one end of liquid suction pipe 101 away from spring pipe 105.

[0030] When using, the hand or leg of patient can be bound through the cooperation of elastic band one 203, elastic band two 5 and magic tape, so as to prevent the patient from moving randomly.

[0031] In the embodiment, the bottom end of the suction tube 301 is fixedly connected with the drainage bottle 2, a negative pressure vacuum pump 801 is fixedly arranged on the suction tube 301, a positioning rod 302 is movably arranged on the mounting shell 1, and the end of the positioning rod 302 close to the drainage bottle 2 is fixedly provided with a clamping ring 106.

[0032] In use, the positioning rod 302 pushes the clamping ring 106 to be attached to the surface of the drainage bottle 2 by the elasticity of the spring 303, and the drainage bottle 2 is fixed in the mounting shell 1 through the two groups of clamping rings 106, thereby protecting the drainage bottle 2.

[0033] In the embodiment, the spring 303 is fixedly arranged between the clamping ring 106 and the inner wall of the mounting shell 1, and the clamping ring 106 is symmetrically distributed in the mounting shell 1.

[0034] In use, the rubber sheet 201 is mainly made of rubber and has elasticity, so as to enhance the attachment effect of the positioning block 202 and the skin.

[0035] From the above description, it can be seen that the above-mentioned embodiments of the utility model realize the following technical effects: the staff first pushes the liquid suction hose 3 to be inserted into the affected part, so that the positioning block 202 covers the liquid suction hose 3 and the affected part, then the screw rod 102 is rotated clockwise, so that the screw rod 102 is rotated to extend into the fixed block one 103, then the pressing block 6 is pushed out of the fixed block one 103, the pressing block 6 extrudes the outside of the protective cover 104, and under the cooperation of the spring tube 105, the positioning block 202 is further extruded to be attached to the skin of the patient, the rubber sheet 201 enhances the attachment effect of the positioning block 202, avoids loosening and leakage of the liquid suction hose 3, provides convenience for the staff, the staff can bind the hands or legs of the patient through the elastic band one 203 and the elastic band two 5, and then the elastic band one 203 and the elastic band two 5 are connected and fixed through the magic tape, so as to prevent the patient from moving randomly and affecting the drainage effect, the positioning rod 302 pushes the clamping ring 106 to be attached to the surface of the drainage bottle 2 through the spring one 303, the clamping ring 106 is provided with two groups, so as to fix the drainage bottle 2 in the mounting shell 1, ensure the stability of the drainage bottle 2 in use, prevent the drainage bottle 2 from being damaged, and improve the safety.

[0036] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A wound negative pressure drainage device comprising a mounting housing (1), a drainage bottle (2) and a liquid suction hose (3), characterized in that: The drainage bottle (2) is located in the installation shell (1), the upper end of the drainage bottle (2) is fixedly installed with a liquid suction pipe (101), one end of the liquid suction pipe (101) is fixedly provided with a spring pipe (105), the end of the liquid suction pipe (101) close to the spring pipe (105) is movably provided with a protective cover (104), one side of the protective cover (104) is provided with a fixed block one (103), the fixed block one (103) is fixedly connected with the liquid suction pipe (101), the fixed block one (103) is movably provided with a pressing block (6) in the inside, the upper end of the pressing block (6) is fixedly installed with a limiting block (4), the limiting block (4) and the inner wall of the fixed block one (103) are fixedly provided with a spring two (7), the side wall of the fixed block one (103) is provided with a screw rod (102), the screw rod (102) is screwed with the fixed block one (103), one end of the screw rod (102) is screwed with the inner wall of the pressing block (6).

2. The wound negative pressure drainage device according to claim 1, characterized in that The spring pipe (105) is fixedly provided with a liquid suction hose (3) away from the liquid suction pipe (101), and the spring pipe (105) is sleeved and installed with a positioning block (202) close to the liquid suction hose (3).

3. A wound negative pressure drainage device according to claim 2, characterized in that The positioning block (202) is fixedly provided with a rubber sheet (201), the liquid suction pipe (101) is fixedly provided with a fixed block two (8) away from the fixed block one (103), and the fixed block one (103) is fixedly provided with an elastic band one (203).

4. The wound negative pressure drainage device according to claim 3, characterized in that The fixed block two (8) is fixedly provided with an elastic band two (5), the elastic band two (5) and the elastic band one (203) are fixedly connected by magic tape, and the liquid suction pipe (101) is provided with an air suction pipe (301) away from the spring pipe (105).

5. A wound negative pressure drainage device according to claim 4, characterized in that The bottom end of the air suction pipe (301) is fixedly connected with the drainage bottle (2), the air suction pipe (301) is fixedly provided with a negative pressure vacuum pump (801), the installation shell (1) is movably provided with a positioning rod (302), and one end of the positioning rod (302) close to the drainage bottle (2) is fixedly provided with a clamping ring (106).

6. A wound negative pressure drainage device according to claim 5, characterized in that The clamping ring (106) and the inner wall of the installation shell (1) are fixedly provided with a spring one (303), and the clamping ring (106) is symmetrically distributed in the installation shell (1).

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