Sputum collecting device for clinical laboratory
By adopting the design of four hard catheters and airbags in the sputum collection device, combined with the sealing structure of the sputum storage box, the problem of sputum residue and contamination after suction of sputum is solved, and a cleaner and more efficient sputum is achieved Liquid collection process.
Patent Information
- Application Number
- CN202420269576.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-04
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-02-04
AI Technical Summary
Existing sputum collection devices are prone to contamination during the sputum suction process, especially because the suction force disappears after the negative pressure machine stops, causing sputum to remain or return, affecting hygiene.
A device including a platform, a negative pressure machine, four hard catheters and a sputum storage box are designed. The hard catheter expands and inhales residual sputum through the airbag when the negative pressure machine is stopped. The sputum storage box forms a sealing cavity through the upper and lower partitions to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being used to prevent it from being Overflow, the sputum suction sponge absorbs the sputum from the airflow to ensure that the sputum does not flow back into the negative pressure machine.
It improves the sanitation and efficiency of the sputum suction process, prevents sputum backflow and contamination, and ensures the cleanliness of the suction operation. The elastic design of the airbag allows the sputum to enter the storage area smoothly and be sucked in after the next use.
Smart Images
Figure CN222172160U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of medical equipment, in particular to a sputum collecting device for a laboratory. Background Art
[0002] In the medical field, especially in the laboratory, sputum culture is a routine item in the laboratory's etiology detection, so sputum needs to be collected and cultured and tested for bacteria. For general patients, most of them can cough up sputum into the collection container by themselves. For patients with poor health, who cannot cough up sputum by themselves due to physical reasons, negative pressure systems are usually used to assist patients in suctioning sputum to achieve the purpose of collection. For such patients, corresponding sputum collection devices have also been developed on the market.
[0003] Medical staff in the laboratory often need to suction sputum from patients to collect samples for testing, but most existing collection devices have only one suction tube. When suctioning sputum, the negative pressure machine is turned on to suck the sputum into the collection bottle, which is very unhygienic. It is unhygienic for patients on the bed and doctors in the outpatient clinic. After suctioning sputum, the negative pressure machine stops working, and the suction in the pipeline disappears, which will cause some sputum to remain in the pipeline or flow out of the pipeline, causing pollution. To this end, the utility model proposes a sputum collection device for the laboratory to solve the above problems. Utility Model Content
[0004] The purpose of the utility model is to provide a sputum collecting device for laboratory use to solve the problems raised in the above-mentioned background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sputum collection device for a laboratory, comprising a platform and a negative pressure machine, a connector is horizontally installed at the edge of one side of the upper part of the platform, the four interfaces of the connector facing the middle of the platform are respectively connected to one end of four rigid catheters, the interface in the middle of one side of the connector away from the platform is connected to one end of the sputum suction main pipe, the other end of the sputum suction main pipe is connected to the inlet on one side of the sputum storage box, the air suction port on the other side of the sputum storage box is connected to one end of a connecting pipe, and the other end of the connecting pipe is connected to the air inlet of the negative pressure machine, the sputum storage box comprises a box body, a sealing cover, a sputum inlet pipe and an air suction interface, the sealing cover is sealingly installed at the upper end of the box body, the sputum inlet pipe is installed in the middle of one side of the box body, and the air suction interface is preset on the side of the sealing cover away from the sputum inlet pipe.
[0006] Preferably, the sputum inlet tube is horizontal at one end outside the box body and faces the bottom at one end inside the box body, the outer end of the sputum inlet tube is connected to the end of the sputum suction main pipe, and the suction interface is connected to the end of the connecting pipe.
[0007] Preferably, the sputum storage box also includes a sputum suction sponge, an upper partition and a lower partition, the lower partition is vertically welded to the middle of the box body, the upper partition is welded to the side of the box body on the lower partition close to the suction interface, the top of the lower partition is 10 cm away from the sealing cover, the bottom of the upper partition is 10 cm away from the bottom of the box body, the top of the upper partition is in close contact with the sealing cover, and the sputum suction sponge is installed between the top of the lower partition and the sealing cover.
[0008] Preferably, the hard catheter comprises a straight tube section, an arc tube section, a connecting port and an airbag, the arc tube section is preset in the straight tube section, the connecting port is preset in the middle of the arc tube section, the connecting port is connected to the interface on the upper part of the airbag, and the arc tube section is a concave arc.
[0009] Preferably, a rectangular opening is provided in the middle of the platform, and brackets are equidistantly installed on both sides of the rectangular opening on the upper portion of the platform, and the end of the hard conduit is fixed at the upper end of the bracket.
[0010] Preferably, a rubber plug is inserted into the outer end of the hard conduit, and threaded covers are installed outside the preset openings at both ends of the connector.
[0011] Preferably, a base is installed on the top of the platform at a position below the ends of the four rigid conduits, and a fixing clamp is installed on the upper part of the base at positions corresponding to the four rigid conduits.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] 1. Use the outer ends of the four hard catheters to connect different suction catheters according to actual usage to meet the suction needs of multiple groups of patients, improve the use efficiency, and only need to replace the new suction catheter the next time it is used, which is cleaner and more hygienic. When the four hard catheters are not in use, the ends are tightly sealed with rubber plugs to ensure air tightness;
[0014] 2. The airbag expands to generate suction when the negative pressure machine stops working. The residual sputum in the straight tube section, arc tube section and sputum suction catheter is sucked into the airbag, and the sputum will not flow back into the sputum suction catheter, ensuring the cleanliness of the suction operation. The arc tube section allows the sputum to enter the airbag smoothly. The airbag has good elasticity and can circulate and return to its original state in a contracted state;
[0015] 3. The box body and the sealing cover are formed into a sealed cavity and an overflow partition structure by using the upper partition and the lower partition. The sputum is successfully blocked inside the box body on the side of the lower partition close to the sputum inlet tube to collect the sputum. The sputum suction sponge absorbs the sputum mixed in the airflow to prevent the sputum from entering the interior of the negative pressure machine through the connecting tube, which is clean and hygienic. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the structure of the utility model;
[0017] Figure 2 This is a schematic diagram of the structure of the sputum storage box of the utility model;
[0018] Figure 3 This is a schematic diagram of the hard catheter structure of the utility model.
[0019] In the figure: platform 1, hard catheter 2, connector 3, sputum suction main pipe 4, sputum storage box 5, connecting pipe 6, negative pressure machine 7, base 8, fixing clamp 9, rectangular opening 10, bracket 11, threaded cover 12, straight pipe section 21, arc pipe section 22, connecting port 23, air bag 24, box body 51, sealing cover 52, sputum inlet tube 53, suction interface 54, sputum suction sponge 55, upper partition 56, lower partition 57. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0021] See also Figures 1 to 3 The utility model provides a technical solution: a sputum collection device for a laboratory, comprising a platform 1 and a negative pressure machine 7, a connector 3 is horizontally installed at the edge of one side of the upper part of the platform 1, the connector 3 is connected to one end of four hard catheters 2 respectively at four interfaces facing the middle of the platform 1, the connector 3 is connected to one end of a sputum suction main pipe 4 away from the interface in the middle of one side of the platform 1, the other end of the sputum suction main pipe 4 is connected to the inlet of one side of a sputum storage box 5, the air inlet on the other side of the sputum storage box 5 is connected to one end of a connecting pipe 6, the other end of the connecting pipe 6 is connected to the air inlet of the negative pressure machine 7, the sputum storage box 5 contains It includes a box body 51, a sealing cover 52, a sputum inlet tube 53 and an air suction interface 54. The sealing cover 52 is sealed and installed at the upper end of the box body 51, the sputum inlet tube 53 is installed in the middle of one side of the box body 51, and the air suction interface 54 is preset on the side of the sealing cover 52 away from the sputum inlet tube 53. The outer ends of the four hard catheters 2 are connected with different sputum suction catheters according to actual usage to meet the sputum suction needs of multiple groups of patients, improve the usage efficiency, and only need to replace the new sputum suction catheter the next time it is used, which is cleaner and more hygienic. When the four hard catheters 2 are not in use, the ends are tightly sealed with rubber plugs to ensure air tightness.
[0022] Furthermore, one end of the sputum inlet tube 53 outside the box body 51 is horizontal and the other end inside the box body 51 is toward its bottom. The outer end of the sputum inlet tube 53 is connected to the end of the sputum suction main pipe 4, and the suction interface 54 is connected to the end of the connecting pipe 6. The sputum inlet tube 53 guides the sputum to flow toward the box body 51 to prevent the sputum from splashing.
[0023] Furthermore, the sputum storage box 5 also includes a sputum suction sponge 55, an upper partition 56 and a lower partition 57. The lower partition 57 is vertically welded to the middle of the box body 51, the upper partition 56 is welded to the box body 51 on the side of the lower partition 57 close to the suction interface 54, the top of the lower partition 57 is 10 cm away from the sealing cover 52, and the bottom of the upper partition 56 is 10 cm away from the bottom of the box body 51. The top of the upper partition 56 is in close contact with the sealing cover 52, and the sputum suction sponge 55 is installed at a position between the top of the lower partition 57 and the sealing cover 52. The upper partition 56 and the lower partition 57 form a sealed cavity with the box body 51 and the sealing cover 52 to form an overflow partition structure. The sputum is successfully blocked inside the box body 51 on the side of the lower partition 57 close to the sputum inlet tube 53 to collect the sputum. The sputum suction sponge 55 absorbs the sputum mixed in the airflow to prevent the sputum from entering the interior of the negative pressure machine 7 through the connecting tube 6, which is clean and hygienic.
[0024] Furthermore, the hard catheter 2 includes a straight tube section 21, an arc tube section 22, a connecting port 23 and an air bag 24. The arc tube section 22 is preset in the straight tube section 21, the connecting port 23 is preset in the middle of the arc tube section 22, the connecting port 23 is connected to the interface on the upper part of the air bag 24, the arc tube section 22 is a concave arc, the air bag 24 contracts when the negative pressure machine 7 is working, the hard catheter 2 is connected to the sputum suction catheter to suction sputum, and when the negative pressure machine 7 stops working, the air bag 24 is inflated by air, and the sputum remaining in the straight tube section 21, the arc tube section 22 and the sputum suction catheter is sucked into the air bag 24, and the sputum will not flow back into the sputum suction catheter, thereby ensuring the cleanliness of the suction operation. The arc tube section 22 allows the sputum to smoothly enter the air bag 24, and the air bag 24 has good elasticity and can circulate and return to its original state in a contracted state.
[0025] Furthermore, a rectangular opening 10 is opened in the middle of the platform 1, and brackets 11 are installed equidistantly on both sides of the rectangular opening 10 on the upper part of the platform 1. The end of the rigid conduit 2 is fixed at the upper end of the bracket 11. The bracket 11 fixes the rigid conduit 2, and the rectangular opening 10 facilitates the installation and fixation of the rigid conduit 2.
[0026] Furthermore, a rubber plug is inserted into the outer end of the hard conduit 2, which serves to seal the hard conduit 2. Threaded covers 12 are installed outside the preset openings at both ends of the connector 3, and the threaded covers 12 seal the openings at both ends of the connector 3. After the threaded covers 12 are removed, it is convenient to clean the interior of the connector 3.
[0027] Furthermore, a base 8 is installed on the top of the platform 1 below the ends of the four rigid catheters 2. The base 8 fixes the fixing clamp 9 to prevent the fixing clamp 9 from shaking. A fixing clamp 9 is installed on the upper part of the base 8 at positions corresponding to the four rigid catheters 2. The fixing clamp 9 fixes the suction catheter when the rigid catheter 2 is connected to the suction catheter.
[0028] Working principle: In actual operation, the negative pressure machine 7 is connected to the sputum storage box 5 through the connecting pipe 6, and suction is generated inside the sputum storage box 5. The sputum storage box 5 is connected to four hard catheters 2 through the sputum suction main pipe 4 and the connector 3 in turn. The outer ends of the four hard catheters 2 are connected to different sputum suction catheters according to actual usage to meet the sputum suction needs of multiple groups of patients. The sputum suction catheter is inserted into the patient's trachea for sputum suction. The air bag 24 is contracted when the negative pressure machine 7 works, and the hard catheter 2 is connected to the sputum suction catheter for sputum suction. Sputum is input into the sputum suction box 5 through the hard catheter 2, the connector 3 and the sputum suction main pipe 4. The upper partition 56 and the lower partition 57 separate the box body 51 and the airtight The sealing cover 52 forms a sealed cavity and an overflow partition structure, and the sputum is successfully blocked inside the box body 51 on the side of the lower partition 57 close to the sputum inlet tube 53 to collect the sputum. The sputum suction sponge 55 absorbs the sputum mixed in the airflow to prevent the sputum from entering the interior of the negative pressure machine 7 through the connecting tube 6. When the negative pressure machine 7 stops working, the air bag 24 begins to expand and generate suction, and the sputum remaining in the straight tube section 21, the arc tube section 22 and the sputum suction catheter is sucked into the air bag 24. The sputum will not flow back into the sputum suction catheter. The sputum is temporarily stored in the air bag 24 and will be sucked into the interior of the sputum storage box 5 when the negative pressure machine 7 works next time.
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A sputum collection device for laboratory use, comprising a platform (1) and a negative pressure machine (7), characterized in that: A connector (3) is horizontally mounted at an edge position on one side of the upper part of the platform (1); four interfaces of the connector (3) facing the middle of the platform (1) are respectively connected to one end of four hard catheters (2); an interface in the middle of a side of the connector (3) away from the platform (1) is connected to one end of a sputum suction main pipe (4); the other end of the sputum suction main pipe (4) is connected to an inlet on one side of a sputum storage box (5); an air suction port on the other side of the sputum storage box (5) is connected to one end of a connecting pipe (6); the other end of the connecting pipe (6) is connected to an air inlet of a negative pressure machine (7); the sputum storage box (5) comprises a box body (51), a sealing cover (52), a sputum inlet pipe (53) and an air suction interface (54); the sealing cover (52) is sealingly mounted on the upper end of the box body (51); the sputum inlet pipe (53) is mounted in the middle of one side of the box body (51); and the air suction interface (54) is preset on a side of the sealing cover (52) away from the sputum inlet pipe (53).
2. A sputum collection device for laboratory use according to claim 1, characterized in that: One end of the sputum inlet tube (53) outside the box body (51) is horizontal, while the other end inside the box body (51) is toward the bottom thereof; the outer end of the sputum inlet tube (53) is connected to the end of the sputum suction main pipe (4), and the suction interface (54) is connected to the end of the connecting pipe (6).
3. A sputum collection device for laboratory use according to claim 1, characterized in that: The sputum storage box (5) further comprises a sputum suction sponge (55), an upper partition (56) and a lower partition (57); the lower partition (57) is vertically welded to the middle of the box body (51); the upper partition (56) is welded to the side of the box body (51) on the lower partition (57) close to the suction interface (54); the top of the lower partition (57) is 10 cm away from the sealing cover (52); the bottom of the upper partition (56) is 10 cm away from the bottom of the box body (51); the top of the upper partition (56) is in close contact with the sealing cover (52); and the sputum suction sponge (55) is installed at a position between the top of the lower partition (57) and the sealing cover (52).
4. A sputum collection device for laboratory use according to claim 1, characterized in that: The hard catheter (2) comprises a straight tube section (21), a circular arc tube section (22), a connecting port (23) and an air bag (24); the circular arc tube section (22) is preset on the straight tube section (21); the connecting port (23) is preset in the middle of the circular arc tube section (22); the connecting port (23) is connected to an interface on the upper part of the air bag (24); and the circular arc tube section (22) is a concave circular arc.
5. The sputum collection device for laboratory use according to claim 1, characterized in that: A rectangular opening (10) is provided in the middle of the platform (1), and brackets (11) are equidistantly installed on both sides of the rectangular opening (10) on the upper part of the platform (1), and the end of the hard conduit (2) is fixed at the upper end of the bracket (11).
6. The sputum collection device for laboratory use according to claim 1, characterized in that: A rubber plug is inserted into the outer end of the hard conduit (2), and threaded covers (12) are installed outside the openings preset at both ends of the connector (3).
7. The sputum collection device for laboratory use according to claim 1, characterized in that: A base (8) is installed on the top of the platform (1) at a position below the ends of the four rigid conduits (2), and a fixing clamp (9) is installed on the upper part of the base (8) at a position corresponding to the four rigid conduits (2).