Improved operating room medical waste liquid drainage bag

CN224612964UActive Publication Date: 2026-08-11BEIJING HAIDIAN HOSPITAL
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-17
Publication Date
2026-08-11

AI Technical Summary

Technical Problem

[0004]现有医疗废液收集装置通常为一次性负压吸引软袋,顶部有一圆形带盖开口需旋转拧开并翻转倾倒,不便于操作且有废液外溅造成医务人员职业暴露风险

Benefits of technology

[0012]本实用新型的有益效果是:本实用新型提供的收集袋本体能够分别实现废液收集和排放,使用时将收集袋置入专用的收集容器内,将输入管连接至输入接口即可将手术过程中产生的医疗废液输入收集袋本体内进行收集,收集完成后医护人员可将收集袋本体转移至排放区域,在排放时将密封塞从排放嘴拔出即可快速将医疗废液进行排放,更便于操作并防止职业暴露风险,具有较高的实用价值。

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Abstract

This utility model discloses an improved operating room medical waste drainage bag, comprising a collection bag body, a discharge port at the lower end of the collection bag body, a ring-shaped discharge nozzle fixed inside the discharge port, a detachable sealing plug inserted into the opening of the discharge nozzle, the sealing plug and the discharge nozzle being connected by a flexible connecting section, and a pull-out part at the lower end of the sealing plug; the upper end of the collection bag body is provided with an input interface for connecting an input pipe. This utility model can realize the collection and discharge of waste liquid. In use, the collection bag is placed in a dedicated collection container, and the input pipe is connected to the input interface to collect the medical waste liquid generated during the operation into the collection bag body. After collection, medical staff can transfer the collection bag body to the discharge area. When discharging, the sealing plug is pulled out from the discharge nozzle to quickly discharge the medical waste liquid, avoiding contamination of medical staff's hands during discharge.
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Description

Technical Field

[0001] This utility model relates to the field of medical auxiliary device technology, specifically to an improved operating room medical waste drainage bag. Background Technology

[0002] In recent years, people have gradually become aware of the impact of medical waste on health and the environment. Therefore, the standardized and proper disposal of medical waste by medical and health institutions has received increasing attention. In 2003, my country successively promulgated laws and regulations such as the "Regulations on the Management of Medical Waste," the "Catalogue of Medical Waste Classifications," the "Measures for the Management of Medical Waste in Medical and Health Institutions," and the "Law of the People's Republic of China on the Prevention and Control of Infectious Diseases," further strengthening the management of medical waste. These management measures have played a positive role in standardizing the classification, collection, centralized disposal, and prevention of social harm of medical waste in medical institutions. As the platform department for surgical treatment, the operating room generates a large amount of medical waste daily, accounting for 20% to 30% of the total medical waste in hospitals. This makes the standardized classification and proper collection of medical waste a major management challenge.

[0003] A large proportion of medical waste generated in operating rooms consists of liquid medical waste, such as patients' bodily fluids (e.g., ascites, amniotic fluid, pleural effusion), blood and other excretory fluids, drainage fluids, excrement, and discarded chemical reagents. According to the "Expert Consensus on Classification and Collection Methods of Medical Waste in Operating Rooms" issued by the Beijing Nursing Association Operating Room Professional Committee in 2021, infectious waste fluids, such as those generated during surgeries like arthroscopy, cystoscopy, and hysteroscopy that produce a large amount of irrigation fluid, as well as waste fluids from infectious surgeries involving hepatitis B or hepatitis C, should be collected using medical waste fluid collection devices or disposable negative pressure suction devices and directly discharged into a wastewater treatment system with wastewater disinfection facilities that meets discharge standards, thereby achieving the principle of reducing the amount of medical waste generated in operating rooms.

[0004] Existing medical waste collection devices are usually disposable negative pressure suction soft bags with a circular capped opening at the top that needs to be twisted open and tilted to empty the waste. This is inconvenient to operate and poses a risk of occupational exposure to medical staff due to waste splashing. Utility Model Content

[0005] To address the shortcomings of existing technologies, the purpose of this utility model is to provide an improved operating room medical waste drainage bag, which facilitates the sealed collection and disposal of medical waste, effectively prevents liquid splashing that could cause occupational exposure risks to medical personnel, and prevents contamination of medical personnel's hands during discharge.

[0006] The technical solution adopted by this utility model is: an improved operating room medical waste drainage bag, including a collection bag body, a discharge port at the lower end of the collection bag body, a ring-shaped discharge nozzle fixed inside the discharge port, a detachable sealing plug inserted into the opening of the discharge nozzle, the sealing plug and the discharge nozzle being connected by a flexible connecting section, and a plug-in part at the lower end of the sealing plug; the upper end of the collection bag body is provided with an input interface for connecting an input pipe.

[0007] In this technical solution, the collection bag body has an input interface and an output port, which can realize the collection and discharge of waste liquid respectively. When in use, the collection bag is placed in a special collection container, and the input pipe is connected to the input interface to input the medical waste liquid generated during the operation into the collection bag body for collection. After collection, medical staff can transfer the collection bag body to the discharge area. When discharging, the sealing plug is pulled out from the discharge port to quickly discharge the medical waste liquid and avoid pollution during discharge.

[0008] Preferably, the upper end of the collection bag body is provided with a handle.

[0009] Preferably, the surface of the collection bag body is provided with a scratch-resistant layer.

[0010] Preferably, the input interface is equipped with a one-way valve.

[0011] Preferably, the collection bag body is transparent and has a cylindrical structure, and the outer side of the collection bag body is provided with a capacity scale.

[0012] The beneficial effects of this utility model are: the collection bag body provided by this utility model can realize the collection and discharge of waste liquid separately. When in use, the collection bag is placed in a special collection container, and the input pipe is connected to the input interface to input the medical waste liquid generated during the operation into the collection bag body for collection. After collection, medical staff can transfer the collection bag body to the discharge area. When discharging, the sealing plug is pulled out from the discharge nozzle to quickly discharge the medical waste liquid. It is easier to operate and prevents occupational exposure risks, and has high practical value. Attached Figure Description

[0013] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to scale.

[0014] Figure 1 This is a structural diagram of the improved operating room medical waste drainage bag provided in the embodiments of this utility model.

[0015] Figure 2This is a schematic diagram of the installation of the improved operating room medical waste drainage bag provided in this embodiment of the present invention.

[0016] Reference numerals in the attached drawings: collection bag body 100, discharge nozzle 200, sealing plug 300, insertion / removal part 310, flexible connecting section 400, input interface 500, handle part 600, collection container 700. Detailed Implementation

[0017] The embodiments of the present invention will now be described in detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and should not be construed as limiting the scope of protection of the present invention.

[0018] It should be noted that, unless otherwise stated, the technical or scientific terms used in this application shall have the ordinary meaning as understood by one of ordinary skill in the art to which this utility model pertains.

[0019] like Figure 1 As shown in the figure, a specific embodiment of this utility model provides an improved operating room medical waste drainage bag. This collection bag is used to collect medical waste generated by patients during surgery, improving collection and discharge efficiency. It includes a collection bag body 100, with a discharge port at the lower end of the collection bag body 100. A ring-shaped discharge nozzle 200 is fixed inside the discharge port. A detachable sealing plug 300 is inserted into the opening of the discharge nozzle 200. The sealing plug 300 and the discharge nozzle 200 are connected by a flexible connecting section 400. The lower end of the sealing plug 300 is also provided with an insertion and removal part 310. The upper end of the collection bag body 100 is provided with an input interface 500 for connecting an input pipe.

[0020] like Figure 1 and Figure 2 As shown, with the above configuration, the collection bag body 100 provided in this embodiment has an input interface 500 and a discharge port, which can realize the collection and discharge of waste liquid respectively. When in use, the collection bag is placed into a dedicated collection container 700. The collection container is usually cylindrical. After the medical staff places the collection bag body 100 into the collection container 700, they connect the input tube to the input interface 500. The medical waste liquid generated during the operation can then be collected into the collection bag body 100. After collection, the medical staff can transfer the collection bag body 100 to the discharge area. When discharging, the sealing plug 300 can be pulled out from the discharge nozzle 200 to quickly discharge the medical waste liquid and avoid pollution during discharge. In practical applications, both the discharge nozzle 200 and the sealing plug 300 are made of plastic. The sealing plug 300 blocks the discharge nozzle 200 to achieve a seal.

[0021] As mentioned above, the collection bag body 100 is removed from the container by medical personnel and disposed of in a designated area. To facilitate hand-holding by medical personnel during disposal, this embodiment provides a handle 600 at the upper end of the collection bag body 100, making it convenient to carry the collection bag body 100 when discharging medical waste. In addition, the surface of the collection bag body 100 is provided with a scratch-resistant layer to prevent damage to the collection bag body 100 during transfer.

[0022] like Figure 1 As shown, since the input interface 500 needs to be connected to the input pipe, in order to prevent the backflow of medical waste liquid from the input collection bag body 100, this embodiment provides a one-way valve in the input interface 500.

[0023] like Figure 1 As shown, to facilitate placing the collection bag body 100 into a dedicated container during use, the collection bag body 100 in this embodiment is transparent and has a cylindrical structure, with capacity markings on the outer side. This cylindrical structure allows the collection bag body 100 to be directly inserted into the container, and the capacity markings facilitate viewing and recording the waste liquid collection volume.

[0024] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of this utility model, and not to limit it. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some or all of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of this utility model, and they should all be covered within the scope of the claims and specification of this utility model.

Claims

1. An improved surgical room medical waste liquid drainage bag, characterized in that, Including a collection bag body (100), The lower end of the collection bag body (100) is provided with a discharge port, and a discharge nozzle (200) with an annular structure is fixed in the discharge port. The discharge nozzle (200) is provided with a detachable sealing plug (300) inserted in the opening. The sealing plug (300) and the discharge nozzle (200) are connected through a flexible connecting section (400). The lower end of the sealing plug (300) is further provided with a plug-in part (310). The upper end of the collection bag body (100) is provided with an input interface (500) for connecting an input pipe.

2. The modified operating room medical waste liquid drainage bag according to claim 1, characterized in that; The upper end of the collection bag body (100) is provided with a handle part (600).

3. The modified operating room medical waste liquid drainage bag according to claim 1, characterized in that; The surface of the collection bag body (100) is provided with an anti-scratch layer.

4. The modified operating room medical waste liquid drainage bag according to claim 1, characterized in that; The input interface (500) is provided with a one-way valve.

5. The modified operating room medical waste liquid drainage bag according to claim 1, characterized in that; The collection bag body (100) is transparent and in a cylindrical structure. The outer side of the collection bag body (100) is provided with a capacity scale.