CN218391155U

CN218391155U - Closed sputum sample collection system

Info

Publication number: CN218391155U
Application number: CN202220953675.8U
Authority: CN
Inventors: 罗健
Original assignee: Anhui Provincial Hospital First Affiliated Hospital of USTC
Current assignee: Anhui Provincial Hospital First Affiliated Hospital of USTC
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2023-01-31
Anticipated expiration: 2032-04-24

Abstract

The utility model discloses a closed sputum sample collection system, including the sputum collection tank, inhale the phlegm hose, the negative pressure attracts the pipe, protection tube sleeve and three-way pipe, the sputum collection tank includes jar body and upper cover, the upper cover includes lid and rubber cork, establish in the rubber cork is sealed establishing leaning on the upper end at the lid, rubber cork middle part is equipped with first jack, first jack one side is equipped with the second jack, it is equipped with first screw thread seat to correspond on the second jack, and be equipped with second screw thread seat outside first jack and second jack, be equipped with pipe cutting mechanism between lid and the rubber cork, the sealed first jack that inserts of one end of negative pressure attracts the pipe, negative pressure equipment is connected to the other end, the sealed second jack that inserts in of one end of inhaling the phlegm hose, the other end passes through the first through-hole of three-way pipe, second through-hole and trachea cannula let in the respiratory track, the protection tube sleeve is established outside inhaling the phlegm hose. The utility model discloses can effectually avoid medical staff by the probability of infection, improve and gather sputum sample quality, improve the accuracy of testing result.

Description

Closed sputum sample collection system

Technical Field

The utility model relates to the field of medical equipment, in particular to closed sputum sample collection system.

Background

In modern medical technology, in order to detect the state of illness of a patient, it is necessary to collect secretions such as sputum of the patient to diagnose the patient, which is also a common detection means in modern medical treatment.

The sputum suction port in the existing trachea cannula does not support the butt joint with the traditional sputum sample collection device, so when the sputum suction tube is used, a breathing machine at the end of a patient needs to be disconnected, the sputum suction tube is inserted into the respiratory tract of the patient through the breathing machine insertion port on the trachea cannula to collect sputum, and the patient is in an oxygen deficiency state for a short time and generates airway pressure fluctuation to cause the patient to choke cough due to the fact that the breathing machine needs to stop oxygen supply, sputum is sprayed outwards from the trachea cannula, and the sputum is splashed. If the patient is a respiratory tract transmissible disease, the spilled sputum secretion can not only pollute the environment, but also influence the sense control in the hospital and further cause great threat to medical staff. Secondly, traditional closed sputum sample collection system is after inhaling the phlegm operation, needs to take out the phlegm pipe of inhaling after the use from the sputum collection tank, and at the in-process of taking out, it is extremely easily to take out the partial sputum sample of jar collection to inhale the phlegm pipe, and this also can increase medical staff's probability of infecting equally. How to reduce the risk of infection of medical staff is an important issue which needs to be considered urgently by medical institutions.

Finally, due to the existence of the factors, the operation procedures of the traditional closed sputum sample collecting device are more strict in the using process, ordinary medical staff can be operated on duty only after being trained by a stricter system, the sputum sample can be collected in time, proper protection is achieved, and the medical cost is increased invisibly.

SUMMERY OF THE UTILITY MODEL

To the technical problem who mentions in the background art, the utility model provides a closed sputum sample collection system that the infection risk is littleer, the operation is more convenient.

The utility model adopts the following technical proposal: a closed sputum sample collection device comprises a sputum collection tank, a sputum suction hose, a negative pressure suction tube, a protective tube sleeve and a three-way tube, wherein the sputum collection tank comprises a tank body and an upper cover, the upper cover is arranged at the upper end of the tank body in a sealing mode, the upper cover comprises a cover body and a rubber soft plug, the rubber soft plug is arranged at the upper end, close to the cover body, of the cover body in a sealing mode, a first insertion hole is formed in the middle of the rubber soft plug, a second insertion hole is formed in one side of the first insertion hole, the first insertion hole and the second insertion hole are communicated with the inside of the tank body, a first base is correspondingly arranged on the second insertion hole, second bases are arranged outside the first insertion hole and the second insertion hole, and the second bases are provided with second sealing covers; a tube cutting mechanism is arranged between the cover body and the rubber soft plug and is used for cutting off the sputum suction hose after the sputum sample is collected; one end of the negative pressure suction tube is hermetically inserted into the first jack, and the other end of the negative pressure suction tube is connected with negative pressure equipment; one end of the sputum suction hose is hermetically inserted into the second insertion hole, and the other end of the sputum suction hose is introduced into the respiratory tract of the patient through the first through hole, the second through hole and the tracheal cannula of the three-way pipe in sequence; the protective tube is sleeved outside the sputum suction hose, one end of the protective tube is hermetically connected with the end part of the first through hole of the three-way tube, and the other end of the protective tube is provided with a first sealing cover which is used for being hermetically connected with the first base; the second through hole of the three-way pipe is connected with the trachea cannula, and the third through hole is connected with a breathing machine through a breathing pipe.

Further, the pipe cutting sealing mechanism comprises a cutting opening, a cutting groove, an assembling groove, a connecting rod, a semicircular blade cover, a pressing plate, a limiting ring and a return spring; the cutting opening is formed in the middle of the rubber soft plug and is located in the hole opening direction of the second insertion hole; the cutting groove is formed in the rubber cork and is positioned on one side of the cutting opening; the assembling groove is formed in the cover body and is positioned on the other side of the cutting opening; the connecting rod is movably connected inside the assembling groove; the semicircular blade cover is fixedly connected to one end, located at the cutting opening, of the connecting rod, and the size of the semicircular blade cover is matched with that of the cutting opening; the pressing plate is fixedly connected to one end, far away from the semicircular blade cover, of the connecting rod and is positioned outside the cover body; the limiting ring is fixedly arranged at the middle part of the connecting rod and is integrally positioned in the assembling groove; the connecting rod penetrates into the reset spring, one end of the reset spring is fixedly connected to the inner side of the limiting ring, and the other end of the reset spring is fixedly connected with the inner bottom wall of the assembling groove.

Furthermore, the inner wall of the cover body close to the lower end is provided with an internal thread which is used for being in sealing connection with an external thread on the outer wall of the top end of the tank body.

Furthermore, the protective sleeve is a medical telescopic protective sleeve.

Furthermore, the rubber soft plug is made of medical sealing rubber.

Furthermore, the sputum suction hose is made of medical soft plastics.

Compared with the prior art, the utility model has the advantages of: the closed sputum sample collecting device of the utility model combines the three-way pipe and the protective pipe sleeve with the trachea cannula, which can ensure oxygen supply for patients while sucking sputum and effectively reduce the choking probability of patients; meanwhile, the sputum suction hose is integrally sealed in the protective pipe sleeve, even if a patient is choked, the sprayed sputum can enter the protective pipe sleeve through the three-way pipe and cannot directly fly to the surrounding environment, and therefore the probability that medical staff are infected can be effectively avoided.

On the other hand, this device has the upper cover of pipe cutting mechanism through the configuration on the sputum collection tank, after gathering the completion, can reduce because of taking out the risk that inhales the sputum pipe and cause the sputum splash all around, avoids medical staff to infect, has strengthened the sealed timeliness of sputum collection tank simultaneously, improves the quality of gathering the sputum sample, has improved the accuracy of testing result.

This device is simple to use, and the simple operation, more traditional closed sputum sample collection system, its self have better protectiveness, and simple to use is convenient, and ordinary medical staff need not the training through complicated system when using and can easily use, has reduced medical cost's expenditure to a great extent, has also improved medical staff's operation environment.

Drawings

FIG. 1 is a schematic view of the overall structure of the closed sputum specimen collecting device of the present invention;

fig. 2 is a schematic view of the overall structure of the pipe cutting and sealing mechanism of the present invention;

wherein, 1-sputum collection tank, 2-sputum suction hose, 3-negative pressure suction tube, 4-protective tube sleeve, 5-three-way tube, 6-tank body, 7-upper cover, 8-respiratory tube, 9-trachea cannula,

10-cutting opening, 11-cutting groove, 12-assembling groove, 13-connecting rod, 14-semicircular blade cover, 15-pressing plate, 16-limiting ring, 17-reset spring,

20-a respirator and 21-negative pressure equipment,

51-first through hole, 52-second through hole, 53-third through hole,

71-cover body, 72-rubber soft plug, 73-first insertion hole, 74-second insertion hole, 75-first base and 76-second base.

Detailed Description

Hereinafter, in order to facilitate understanding of the technical solutions of the present invention by those skilled in the art, further description will be made with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention.

In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the invention. It may be evident, however, that one or more embodiments may be practiced without these specific details. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1, for the utility model discloses closed sputum sample collection system's overall structure sketch map, this closed sputum sample collection system mainly include sputum collection tank 1, inhale phlegm hose 2, vacuum aspiration pipe 3, protection tube housing 4 and three-way pipe 5 several parts, and wherein sputum collection tank 1 includes jar body 6 and upper cover 7, and upper cover 7 is sealed to be set up in the upper end of jar body 6, and upper cover 7 includes lid 71 and soft stopper of rubber 72.

In this embodiment, the rubber soft plug 72 is made of medical sealing rubber, the rubber soft plug 72 is integrally and hermetically arranged inside the cover body 71 and close to the upper end, a first insertion hole 73 is formed in the middle of the rubber soft plug 72, a second insertion hole 74 is formed in one side of the first insertion hole 73, the sizes of the first insertion hole 73 and the second insertion hole 74 are respectively matched with the negative pressure suction tube 3 and the sputum suction hose 2 in size, the sealing effect of the insertion holes during insertion is ensured, the first insertion hole 73 and the second insertion hole 74 are communicated with the inside of the tank body 6, a first base 75 is correspondingly arranged on the second insertion hole 74, a second base 76 located on the surface of the upper cover 7 is arranged on the integral periphery of the first insertion hole 73 and the second insertion hole 74, and the second base 76 is provided with a second sealing cover and is used for integrally and timely sealing the first insertion hole 73 and the second insertion hole 74 after collection is completed.

One end of the negative pressure suction tube 3 is hermetically inserted into the first insertion hole 73, and the other end of the negative pressure suction tube 3 is connected with the negative pressure device 21, so that when the negative pressure suction tube 3 is inserted, the situation that the negative pressure suction tube 3 stays in the rubber soft plug 72 and is not inserted into the tank body 6 is ensured, and the probability that the negative pressure suction tube 3 is attached to sputum is reduced. One end of the sputum suction hose 2 is hermetically inserted into the second insertion hole 74 and extends into the tank body 6, and the other end of the sputum suction hose 2 is introduced into the respiratory tract of the patient through the first through hole 51, the second through hole 52 and the trachea cannula 9 of the three-way pipe 5 to perform sputum suction.

An innovation point of this embodiment lies in, is being equipped with protection pipe box 4 at inhaling phlegm hose 2 overcoat, and the one end of protection pipe box 4 and the first through-hole 51 end sealing connection of three-way pipe 5, the other end set up first sealed lid, first sealed lid be used for with first base 75 sealing connection, first sealed lid can select threaded connection or plug connection all can with first base 75's connected mode. In this embodiment, the protective sleeve 4 can be a medical telescopic protective sleeve, so that it can be conveniently used to stretch according to the needs of the field. The third through hole 53 of the three-way pipe 5 is connected with a breathing machine through a breathing pipe 9 and is used for supplying oxygen to the patient.

The utility model discloses a closed sputum sample collection system, use three-way pipe 5 and protection tube cover 4 cooperation trachea cannula 9, can ensure for the patient oxygen suppliment when inhaling the phlegm, the effectual patient that has reduced chocks the probability of coughing, the device will inhale phlegm hose 2 overall seal in protection tube cover 4 simultaneously, even if the patient appears chocking and coughs, spun sputum also can get into in protection tube cover 4 through three-way pipe 5, and can directly not fly to all ring edge borders in, therefore can effectually avoid the probability that medical staff is infected.

Referring to fig. 2, another innovative point of the present embodiment is that a tube cutting mechanism is further disposed between the cover body 71 and the rubber cork 72, and the tube cutting mechanism is used for rapidly cutting off the sputum-aspirating flexible tube 2 after the sputum sample is collected. Therefore, in order to facilitate the cutting, the sputum suction hose 2 may be made of soft plastic for medical use in this embodiment. The pipe cutting mechanism comprises a cutting opening 10, a cutting groove 11, an assembling groove 12, a connecting rod 13, a semicircular blade cover 14, a pressing plate 15, a limiting ring 16 and a return spring 17, wherein the cutting opening 10 is formed in the middle of the rubber soft plug 72 and is located in the opening direction of the second insertion hole 74, therefore, the second insertion hole 74 is communicated with the cutting opening 10, and the semicircular blade cover 14 can just cut off the sputum suction hose 2 in the second insertion hole 74 through the cutting opening 10. As shown in fig. 2, the cutting groove 11 is opened inside the rubber cork and located at the left side of the cutting opening 10, and the semicircular blade cover 14 is slid into the left side, i.e., just inserted into the cutting groove 11 when the cutting state is completed. The assembly groove 12 is arranged inside the cover body 71 and located on the right side of the cutting opening 10, the connecting rod 13 is movably connected inside the assembly groove 12, the semicircular blade cover 14 is fixedly connected to one end, located on the cutting opening 10, of the connecting rod 13, and the plane size of the semicircular blade cover 14 is matched with the aperture size of the second insertion hole 74, so that the second insertion hole 74 can be completely covered after the sputum suction hose 2 is cut off, the cutting-off effect of the sputum suction hose 2 is achieved, and the second insertion hole 74 can be covered in time. According to 15 fixed connection at the connecting rod 13 keep away from the one end of semicircular blade lid 14 and lie in outside the lid 71, make things convenient for the operator to press, spacing ring 16 is fixed to be set up at connecting rod 13 near the middle part, and wholly lies in the inside of assembly groove 12, and connecting rod 13 penetrates reset spring 17, and reset spring 17's one end fixed connection is in the inboard of spacing ring 16, the other end and the interior diapire fixed connection of assembly groove 12.

After collection is completed, first, the pressing plate 15 is pressed inward, so that the semicircular blade cover 14 cuts off the sputum suction hose 2, and at the same time, the semicircular blade cover 14 slides into the cut groove 11 and covers the second insertion hole 74. Next, the protective sleeve 4 is separated from the upper cover 7, and the end of the protective sleeve 4 is sealed. The vacuum aspiration tube 3 is then removed, and the second base 76 is closed with a second seal cap. At this moment, can loosen and press board 15, under reset spring 17's elastic action, semicircular blade lid 14 automatic retraction, up to this point, whole collection operation is accomplished, carries out follow-up detection with sputum holding vessel 1. Whole process convenient operation can reduce and lead to the fact the risk that sputum spatters because of drawing out the sputum-aspirating tube, avoids medical staff to infect, and the security is higher. Meanwhile, the sealing timeliness of the sputum collecting tank 1 is enhanced, the quality of sputum collection samples is improved, and the accuracy of detection results is improved.

In this embodiment, the lid 71 is provided with an internal thread near the lower end inner wall for with lid 71 with be located jar external screw thread sealing connection on 6 top outer walls of body, and then can conveniently extract the sputum with its dismantlement after the laboratory and do the abandonment processing.

To sum up, this device is simple to use, and the simple operation, compared with traditional closed sputum sample collection system, its self has more strict protectiveness, and ordinary medical staff need not the training of complex system when using and can easily use, has reduced medical cost's expenditure to a great extent, has also improved medical staff's operation environment.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The closed sputum sample collecting device is characterized by comprising a sputum collecting tank (1), a sputum suction hose (2), a negative pressure suction tube (3), a protective tube sleeve (4) and a three-way tube (5), wherein the sputum collecting tank (1) comprises a tank body (6) and an upper cover (7), the upper cover (7) is arranged at the upper end of the tank body (6) in a sealing mode, the upper cover (7) comprises a cover body (71) and a rubber soft plug (72), the rubber soft plug (72) is arranged at the upper end, close to the cover body (71), of the cover body (71) in a sealing mode, a first inserting hole (73) is formed in the middle of the rubber soft plug (72), a second inserting hole (74) is formed in one side of the first inserting hole (73), the first inserting hole (73) and the second inserting hole (73) are communicated with the interior of the tank body (6), a first base (75) is correspondingly arranged on the second inserting hole (74), a second base (76) is arranged outside the first inserting hole (73) and the second inserting hole (74), and a second base (76) is matched with a second sealing cover; a tube cutting mechanism is arranged between the cover body (71) and the rubber soft plug (72) and is used for cutting off the sputum suction hose (2) after the sputum sample is collected; one end of the negative pressure suction tube (3) is hermetically inserted into the first insertion hole (73), and the other end of the negative pressure suction tube is connected with negative pressure equipment; one end of the sputum suction hose (2) is hermetically inserted into the second insertion hole (74), and the other end of the sputum suction hose is introduced into the respiratory tract of the patient through the first through hole (51), the second through hole (52) and the tracheal cannula (9) of the three-way pipe (5) in sequence; the protective pipe sleeve (4) is sleeved outside the sputum suction hose (2), one end of the protective pipe sleeve is hermetically connected with the end part of the first through hole (51) of the three-way pipe (5), and the other end of the protective pipe sleeve is provided with a first sealing cover which is used for being hermetically connected with the first base (75); the second through hole (52) of the three-way pipe (5) is connected with the tracheal cannula (9), and the third through hole (53) is connected with a breathing machine through a breathing pipe (8).

2. The closed sputum sample collection device as claimed in claim 1, wherein the tube cutting mechanism comprises a cutting opening (10), a cutting groove (11), an assembly groove (12), a connecting rod (13), a semicircular blade cover (14), a pressing plate (15), a limiting ring (16) and a return spring (17); the cutting opening (10) is formed in the middle of the inner part of the rubber soft plug (72) and is positioned in the opening direction of the second insertion hole (74); the cutting groove (11) is formed in the rubber cork (72) and is positioned on one side of the cutting opening (10); the assembling groove (12) is formed in the cover body (71) and is positioned on the other side of the cutting opening (10); the connecting rod (13) is movably connected inside the assembling groove (12); the semicircular blade cover (14) is fixedly connected to one end, located at the cutting opening (10), of the connecting rod (13), and the plane size of the semicircular blade cover is matched with the aperture size of the second insertion hole (74); the pressing plate (15) is fixedly connected to one end, away from the semicircular blade cover (14), of the connecting rod (13) and is positioned outside the cover body (71); the limiting ring (16) is fixedly arranged at the middle part of the connecting rod (13) and is integrally positioned in the assembling groove (12); the connecting rod (13) penetrates into the return spring (17), one end of the return spring (17) is fixedly connected to the inner side of the limiting ring (16), and the other end of the return spring is fixedly connected with the inner bottom wall of the assembling groove (12).

3. The closed sputum sample collection device as claimed in claim 2, wherein the inner wall of the lid (71) near the lower end is provided with an internal thread for sealing connection with an external thread on the outer wall of the top end of the tank (6).

4. The closed sputum sample collection device as claimed in claim 3, wherein the protective sheath (4) is a medical telescopic sheath.

5. The closed sputum sample collection device as claimed in claim 4, wherein the rubber cork (72) is made of medical sealing rubber.

6. The closed sputum sample collection device as claimed in claim 5, wherein the sputum suction hose (2) is made of medical soft plastic.