CN220513203U - Sputum aspirator tube and sputum aspirator - Google Patents

Abstract

The utility model relates to an endoscope technical field, concretely relates to sputum aspirator and sputum aspirator, sputum aspirator includes negative pressure mouth and sputum aspirator body, the negative pressure mouth is provided with the negative pressure passageway that link up along its extending direction, sputum aspirator body coaxial coupling is in the distal end of negative pressure mouth, sputum aspirator body is provided with sputum aspirator passageway and pencil passageway that link up along its extending direction, and sputum aspirator passageway and pencil passageway separate the setting, sputum aspirator passageway and pencil passageway are linked together with the negative pressure passageway respectively, at least one of the distal end portion of negative pressure mouth and the proximal end portion of sputum aspirator body is provided with the pencil breach, the pencil breach links to each other with sputum aspirator passageway; in the scheme, the negative pressure nozzle and the sputum suction tube body are coaxially and directly communicated, and compared with the mode that the negative pressure nozzle and the sputum suction tube body adopt a suction connecting tube for switching in the prior art, the production cost is saved, and the sputum suction efficiency is optimized; meanwhile, the camera module can be arranged at the far end of the sputum suction tube body to realize visual sputum suction, thereby being beneficial to reducing the operation difficulty in the sputum suction process.

Description

Sputum aspirator tube and sputum aspirator

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a sputum aspirator tube and a sputum aspirator mirror.

Background

Sputum aspiration is a routine clinical procedure, and is usually performed by sucking secretions from the respiratory tract through the oral cavity, nasal cavity, artificial airway (tracheotomy) and the like, so as to keep the respiratory tract unobstructed and prevent complications such as aspiration pneumonia, atelectasis, asphyxia and the like. The indications are that the patient with coma, the patient with more possibility of asphyxia in sputum, the patient who needs the intratracheal administration, the injection of contrast medium or the dilution of the sputum, and the like, and the application is wide in clinic.

At present, the insertion depth and the position of the sputum suction tube for different patients can be judged by medical staff with abundant experience, the airway mucosa is easy to be damaged when the sputum suction tube is inserted too deeply, so that bleeding infection is caused, the effect of sputum suction is poor when the insertion depth of the sputum suction tube is insufficient, therefore, the medical staff can only carefully suck sputum for the patients, the sputum suction operation is complicated, the requirements for medical staff are high, and the workload of the medical staff is greatly increased.

Disclosure of Invention

The utility model discloses a sputum aspirator tube and a sputum aspirator mirror, which are used for solving the technical problems of complex operation and poor sputum aspirator effect of the sputum aspirator tube in the related art.

In order to solve the problems, the utility model adopts the following technical scheme:

in a first aspect, the present application provides a sputum aspirator tube comprising:

the negative pressure nozzle is provided with a negative pressure channel which is communicated along the extending direction of the negative pressure nozzle;

the sputum suction tube body is coaxially connected to the far end of the negative pressure nozzle, the sputum suction tube body is provided with a sputum suction channel and a wire harness channel which are communicated along the extending direction of the sputum suction tube body, and the sputum suction channel and the wire harness channel are arranged in a separated mode;

the sputum suction channel and the wire harness channel are respectively communicated with the negative pressure channel, at least one of the distal end part of the negative pressure nozzle and the proximal end part of the sputum suction tube body is provided with a wire harness notch, and the wire harness notch is communicated with the sputum suction channel.

Further, a butt joint cavity which is coaxially communicated with the negative pressure channel is arranged at the far end of the negative pressure nozzle, the opening size of the butt joint cavity is larger than that of the negative pressure channel, a step surface is formed between the butt joint cavity and the negative pressure channel, the proximal end of the sputum suction tube body is accommodated in the butt joint cavity, and the proximal end surface of the sputum suction tube body is abutted to the step surface.

Further, the distal end of the negative pressure nozzle is provided with the wire harness notch, the proximal end of the sputum suction tube body is provided with the wire harness notch, and the wire harness notch of the negative pressure nozzle corresponds to the wire harness notch of the sputum suction tube body.

Further, in the extending direction of the sputum aspirator, the extending length of the harness notch of the negative pressure nozzle is longer than the extending length of the harness notch of the sputum aspirator body.

Further, a partition wall extending along the extending direction of the sputum suction tube body is arranged in the sputum suction tube body, the partition wall divides the lumen of the sputum suction tube body into a sputum suction channel and a wire harness channel, and the opening size of the sputum suction channel is larger than that of the wire harness channel.

Further, the sputum aspirator tube body has a base section and a pre-curved section, the pre-curved section being connected to a distal end of the base section.

In a second aspect, the present application provides a sputum aspirator, the sputum aspirator includes a handle housing, a camera module, a wire harness connector and the sputum aspirator tube described above; wherein:

the negative pressure nozzle is fixedly arranged in the handle shell, and a part of the sputum suction tube body stretches into the handle shell and is connected with the distal end of the negative pressure nozzle;

the camera shooting module is arranged at the far end part of the sputum aspirator body, and the wire harness connected with the camera shooting module sequentially passes through the wire harness channel and the wire harness notch and then is connected with the wire harness connector.

Further, the position of the wire harness notch corresponds to the lead-out position of the wire harness on the handle shell.

Further, the negative pressure nozzle is further provided with an atmosphere communication nozzle communicated with the negative pressure channel, and the negative pressure nozzle is further provided with a plunger matched with the atmosphere communication nozzle.

Further, the outer end of the atmosphere communication nozzle is provided with a pressing part, and the end face of the pressing part is a concave cambered surface.

The technical scheme adopted by the utility model can achieve the following beneficial effects:

firstly, the sputum aspirator and the sputum aspirator disclosed by the application are coaxially and directly communicated with the sputum aspirator body, compared with the mode that the negative pressure nozzle and the sputum aspirator body adopt a suction connecting pipe for switching in the prior art, the suction connecting pipe is omitted, on one hand, the production cost is saved, on the other hand, the negative pressure nozzle and the sputum aspirator body are coaxially and directly communicated, and the sputum aspirator efficiency of the sputum aspirator is optimized;

the second sputum suction tube body is a multi-cavity tube with a sputum suction channel and a wire harness channel, the far end of the sputum suction tube can be provided with a camera shooting module, and a wire harness notch is formed in the far end part of the negative pressure nozzle and/or the near end part of the sputum suction tube body, so that a wire harness of the camera shooting module is conveniently led out after passing through the wire harness channel, and meanwhile, the sputum suction tube has the characteristic of convenience in processing; meanwhile, based on the existence of the camera module, the visualization of the use of the sputum suction tube is realized, so that the operation difficulty of medical staff in the sputum suction process is reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the structure of a sputum aspirator according to an embodiment of the present application;

FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged partial schematic view at B in FIG. 1;

FIG. 4 is one of the schematic structural views of the negative pressure nozzle according to the embodiment of the present application;

FIG. 5 is a second schematic view of the structure of the negative pressure nozzle according to the embodiment of the present application;

FIG. 6 is a cross-sectional view of a negative pressure nozzle of an embodiment of the present application;

FIG. 7 is a schematic view of the structure of a sputum aspirator body according to an embodiment of the present application;

FIG. 8 is an enlarged partial schematic view at C in FIG. 7;

FIG. 9 is a schematic view of the structure of a sputum aspirator according to an embodiment of the present application;

FIG. 10 is a partially enlarged schematic illustration of FIG. 9 at D;

fig. 11 is a partially enlarged schematic illustration at E in fig. 9.

In the figure:

100-negative pressure nozzles, 110-negative pressure channels, 120-harness notches, 130-butt joint cavities, 140-step surfaces, 150-atmosphere communication nozzles and 160-plungers; 200-sputum aspirator tube body, 200 a-base section, 200 b-pre-bent section, 210-sputum aspirator channel, 220-harness channel, 230-dividing wall; 300-handle shell, 400-camera module, 500-wire harness and 600-wire harness connector; 700 lens mount, 710-suction hole

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type and not limited to the number of objects, e.g., the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

In various embodiments of the present application, "proximal" and "distal" refer to the location of the components relative to the user's far and near position in the environment of use, wherein the end closer to the user is designated as "proximal" and the end farther from the user is designated as "distal".

The following describes a sputum aspirator tube and a sputum aspirator mirror provided in the embodiments of the present application in detail through specific embodiments and application scenarios thereof with reference to fig. 1 to 10.

Referring to fig. 1 to 3, an embodiment of the present application discloses a sputum aspirator tube, which is applied to a sputum aspirator. The sputum suction tube disclosed is of a split type structure, and particularly comprises a negative pressure nozzle 100 and a sputum suction tube body 200, wherein the negative pressure nozzle 100 is provided with a negative pressure channel 110 which is communicated with the sputum suction tube body 200 along the extending direction of the negative pressure nozzle, the sputum suction tube body 200 is coaxially connected to the far end of the negative pressure nozzle 100, the sputum suction tube body 200 is a multi-cavity tube, the sputum suction tube body 200 is provided with a sputum suction channel 210 and a wire harness channel 220 which are communicated with the sputum suction channel 210 and the wire harness channel 220 along the extending direction of the sputum suction tube body, the sputum suction channel 210 and the wire harness channel 220 are separated, the sputum suction channel 210 and the wire harness channel 220 are respectively communicated with the negative pressure channel 110, when the sputum suction tube is used, the near end of the negative pressure nozzle 100 is connected with negative pressure equipment, the far end of the sputum suction tube body 200 can extend into the respiratory tract of a patient, and sputum in the respiratory tract can be sucked and separated by the sputum suction channel 210 and the negative pressure channel 110 when the negative pressure equipment is in operation.

In the embodiment of the application, please refer to fig. 9-11, when the sputum aspirator is applied to the sputum aspirator, the distal end of the sputum aspirator body 200 may be provided with the camera module 400, and the camera module 400 may enable the sputum aspirator to have a visualization function in the probing process and the sputum aspirator process, thereby reducing the operation difficulty of the sputum aspirator for the patient by the medical staff. Meanwhile, the negative pressure nozzle 100 is directly connected with the sputum suction tube body 200 coaxially, so that the flow of sputum can be ensured when the sputum is sucked, the accumulation of the sputum at the bent part of the runner is avoided, the sputum suction efficiency of the sputum suction tube is optimized, and on the other hand, compared with the prior art that the negative pressure nozzle and the sputum suction tube body adopt the mode of switching the suction connection tube, the suction connection tube is canceled in the embodiment of the application, the structure of the whole sputum suction tube is simpler and more ingenious, and the production cost is saved.

It should be further noted that, in the embodiment of the present application, please continue to refer to fig. 10, the wire harness connected to the camera module 400 may be led out from the wire harness notch 120 through the wire harness channel 220, and the wire harness notch 120 is disposed at the distal end of the negative pressure nozzle 100 and/or the proximal end of the sputum aspirator body 200, which has the characteristic of convenient processing and molding.

In some embodiments of the present application, the distal end of the negative pressure nozzle 100 is provided with a docking cavity 130 coaxially communicated with the negative pressure channel 110, and the opening size of the docking cavity 130 is larger than the opening size of the negative pressure channel 110, so that a step surface 140 is formed between the docking cavity 130 and the negative pressure channel 110, the proximal end of the sputum aspirator tube body 200 is accommodated in the docking cavity 130, and the proximal end surface of the sputum aspirator tube body 200 is abutted against the step surface 140, and the negative pressure nozzle 100 and the sputum aspirator tube body 200 may be fixed together by adopting a cementing manner.

In some embodiments of the present application, referring to fig. 4 to 6, the opening size of the negative pressure channel 110 is larger than the opening size of the sputum suction channel 210, so that the reduced caliber of the negative pressure channel 110 relative to the sputum suction channel 210 can be avoided, and after the negative pressure nozzle 100 and the sputum suction tube body 200 are abutted, the step surface 140 has no radially exposed portion, so that accumulation of sputum at the step surface 140 is avoided, and the suction efficiency of the sputum suction tube is ensured.

In some embodiments of the present application, the distal end of the negative pressure nozzle 100 may be provided with a wire harness notch 120 penetrating through the distal end face of the negative pressure nozzle 100, in the axial direction of the negative pressure nozzle 100, the depth of the step face 140 is the same as the extension length of the wire harness notch 120, the proximal end of the sputum aspirator tube body 200 may be provided with a wire harness notch 120 penetrating through the proximal end face of the sputum aspirator body 200, the wire harness notch 120 of the sputum aspirator body 200 corresponds to the wire harness notch 120 of the negative pressure nozzle 100, and both together define the lead-out area of the wire harness 500.

Of course, in other embodiments of the present application, a harness opening may be provided only on the negative pressure nozzle 100 or the sputum aspirator tube body 200, from which the harness 500 may be led out. And the wire harness notch 120 is commonly arranged at the distal end of the negative pressure nozzle 100 and the proximal end of the sputum aspirator body 200, so that compared with the form of opening the wire harness on the tube wall of the negative pressure nozzle 100 and the sputum aspirator body 200, the wire harness has the characteristic of convenient processing on one hand and is convenient to install through the wire harness 500 on the other hand.

In the research process, the inventor finds that, generally speaking, the rigidity of the negative pressure nozzle 100 is better, and the flexibility of the sputum aspirator tube body 200 is better, and in a further technical scheme, the extending length of the wire harness notch 120 of the negative pressure nozzle 100 is longer than that of the wire harness notch 120 of the sputum aspirator tube body 200, so that the lead-out position of the wire harness 500 mainly falls in the wire harness notch 120 of the negative pressure nozzle 100, and can be well restrained by the pipe wall of the negative pressure nozzle 100, so that the deformation of the sputum aspirator tube body 200 caused by the movement or bending of the wire harness 500 is avoided.

As can be seen from the foregoing, the sputum aspirator tube body 200 is a multi-lumen tube, specifically, referring to fig. 7 to 8, a partition wall 230 extending along the extending direction of the sputum aspirator tube body 200 is provided in the sputum aspirator tube body 200, and the partition wall 230 divides the lumen of the sputum aspirator tube body 200 into a sputum aspirator channel 210 and a harness channel 220. And in order to suck as much sputum as possible, the sputum sucking efficiency is ensured, and the opening size of the sputum sucking passage 210 is larger than that of the harness passage 220.

The embodiment of the application also discloses a sputum aspirator, please see fig. 9-11, the sputum aspirator disclosed includes handle casing 300, camera module 400, pencil 500, pencil joint 600 and aforesaid sputum aspirator tube, wherein, in the handle casing 300 was fixed to negative pressure mouth 100, the part of sputum aspirator tube body 200 stretched into in the handle casing 300 to link to each other with the distal end of negative pressure mouth 100, through the handle casing 300 that increases easily to grip, increased the convenience of sputum aspirator operation.

In the embodiment of the application, the camera module 400 is disposed at the distal end portion of the sputum aspirator body 200, specifically, the distal end portion of the sputum aspirator body 200 may be provided with a lens holder 700, an attraction hole 710 corresponding to the sputum aspirator channel 210 is disposed on the lens holder 700, and the camera module 400 corresponding to the wire harness channel 220 is disposed on the lens holder 700, after the wire harness 500 connected with the camera module 400 sequentially passes through the wire harness channel 220 and the wire harness notch 120, the wire harness connector 600 is connected with the display device, and the wire harness connector 600 is electrically connected with the display device and is used for displaying an image captured by the camera module 400, and the wire harness connector 600 may be a Type-c connector or a USB connector.

In a further aspect, the position of the wire harness notch 120 corresponds to the extraction position of the wire harness 500 on the handle housing 300, and it should be understood that the position of the wire harness notch 120 refers to the distribution position of the wire harness notch 120 in the circumferential direction of the handle housing 300; thus, the wire harness 500 can be led out in a path as simple as possible, and the wire harness 500 is prevented from twisting in the handle housing 300 to affect signal transmission.

In the embodiment of the present application, the extending direction of the negative pressure nozzle 100 and the extending direction of the portion of the sputum aspirator tube body 200 in the handle housing 300 are the same as the extending direction of the handle housing 300, that is, the extending direction of the portion of the sputum aspirator tube in the handle housing 300 is the same as the extending direction of the handle housing 300, so that the whole sputum aspirator is of a straight-through structure, and the aspiration efficiency of sputum can be improved.

In the embodiment of the present application, the negative pressure nozzle 100 is further provided with an atmosphere communication nozzle 150 communicating with the negative pressure channel 110, the negative pressure nozzle 100 is further provided with a plunger 160 adapted to the atmosphere communication nozzle 150, the negative pressure nozzle 100 is capable of sucking sputum of the respiratory tract of a patient under the condition that the plunger 160 closes the atmosphere communication nozzle 150, and the negative pressure nozzle 100 is capable of sucking air through the atmosphere communication nozzle 150 without sucking the sputum under the condition that the plunger 160 is separated from the atmosphere communication nozzle 150, and intermittently sucking the sputum by the manual control operation.

Of course, when specifically using, medical personnel consider the convenience of operation, also can select to adopt the mode that thumb pressed atmospheric communication mouth 150 to make negative pressure mouth 100 suction sputum, and based on this, atmospheric communication mouth 150's outer end has the portion of pressing, and the terminal surface of pressing the portion is concave cambered surface, and this concave cambered surface and thumb surface looks adaptation, if medical personnel select to adopt the mode that the thumb pressed, the travelling comfort of pressing can be increased to the design of concave cambered surface.

In a further technical solution, the sputum aspirator tube body 200 has a base section 200a and a pre-bent section 200b, the pre-bent section 200b is disposed at the distal end of the base section 200a, and after the distal end of the sputum aspirator tube body 200 extends into the patient, the pre-bent section 200b is rotated by controlling the rotation of the handle housing 300, so that the camera module 400 can shoot different areas, and the visual range of the sputum aspirator is increased.

It should be noted that, in this document, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model.

Claims (10)

1. A sputum aspirator tube, comprising:

a negative pressure nozzle (100), wherein the negative pressure nozzle (100) is provided with a negative pressure channel (110) penetrating along the extending direction of the negative pressure nozzle;

the sputum suction tube comprises a sputum suction tube body (200), wherein the sputum suction tube body (200) is coaxially connected to the far end of the negative pressure nozzle (100), the sputum suction tube body (200) is provided with a sputum suction channel (210) and a wire harness channel (220) which are communicated along the extending direction of the sputum suction tube body, and the sputum suction channel (210) and the wire harness channel (220) are arranged in a separated mode;

the sputum suction channel (210) and the wire harness channel (220) are respectively communicated with the negative pressure channel (110), at least one of the distal end part of the negative pressure nozzle (100) and the proximal end part of the sputum suction tube body (200) is provided with a wire harness notch (120), and the wire harness notch (120) is communicated with the sputum suction channel (210).

2. The sputum aspirator according to claim 1, wherein a distal end of the negative pressure nozzle (100) is provided with a docking chamber (130) coaxially communicating with the negative pressure channel (110), an opening size of the docking chamber (130) is larger than an opening size of the negative pressure channel (110), such that a step surface (140) is formed between the docking chamber (130) and the negative pressure channel (110), a proximal end of the sputum aspirator body (200) is accommodated in the docking chamber (130), and a proximal end surface of the sputum aspirator body (200) is stopped against the step surface (140).

3. The sputum aspirator tube according to claim 1, wherein the distal end of the negative pressure nozzle (100) is provided with the harness notch (120), the proximal end of the sputum aspirator tube body (200) is provided with the harness notch (120), the harness notch (120) of the negative pressure nozzle (100) corresponds to the harness notch (120) of the sputum aspirator tube body (200).

4. A sputum aspirator according to claim 3, wherein the extension length of the harness notch (120) of the negative pressure nozzle (100) is greater than the extension length of the harness notch (120) of the sputum aspirator body (200) in the extension direction of the sputum aspirator.

5. The sputum aspirator tube according to claim 1, wherein a partition wall (230) extending along the extending direction thereof is provided in the sputum aspirator tube body (200), the partition wall (230) partitions the lumen of the sputum aspirator tube body (200) into the sputum aspirator channel (210) and the harness channel (220), and the opening size of the sputum aspirator channel (210) is larger than the opening size of the harness channel (220).

6. The sputum aspirator tube according to claim 1, wherein the aspirator tube body (200) has a base section (200 a) and a pre-curved section (200 b), the pre-curved section (200 b) being connected to a distal end of the base section (200 a).

7. A sputum aspirator characterized by comprising a handle shell (300), a camera module (400), a wire harness (500), a wire harness connector (600) and the sputum aspirator tube of any one of claims 1-6; wherein:

the negative pressure nozzle (100) is fixedly arranged in the handle shell (300), and a part of the sputum suction tube body (200) stretches into the handle shell (300) and is connected with the distal end of the negative pressure nozzle (100);

the camera module (400) is arranged at the far end part of the sputum aspirator body (200), and the wire harness (500) connected with the camera module (400) sequentially passes through the wire harness channel (220) and the wire harness notch (120) and then is connected with the wire harness connector (600).

8. The sputum aspirator according to claim 7, wherein the position of the harness notch (120) corresponds to the extraction position of the harness (500) on the handle housing (300).

9. The sputum aspirator according to claim 7, characterized in that the negative pressure nozzle (100) is further provided with an atmospheric communication nozzle (150) communicating with the negative pressure channel (110), the negative pressure nozzle (100) is further provided with a plunger (160) adapted to the atmospheric communication nozzle (150).

10. The sputum aspirator according to claim 9, wherein the outer end of the atmospheric communication nozzle (150) has a pressing portion whose end face is a concave arc face.