CN215349362U

CN215349362U - Nasal foreign body taking-out device

Info

Publication number: CN215349362U
Application number: CN202121718280.1U
Authority: CN
Inventors: 阮桥
Original assignee: HONGAN COUNTY PEOPLE'S HOSPITAL
Current assignee: HONGAN COUNTY PEOPLE'S HOSPITAL
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-12-31
Anticipated expiration: 2031-07-27

Abstract

The utility model is suitable for the medical field, and provides a nasal foreign body taking-out device, which comprises a shell, wherein one end of the shell in the length direction is provided with an opening, and one side of the shell is also provided with a strip-shaped through groove; the telescopic piece is hollow inside, one end of the telescopic piece is provided with an opening facing the inside of the shell, the telescopic piece penetrates through the opening in the shell and is arranged in the shell in a sliding mode, the other end of the telescopic piece is provided with a soft sucker, and the bottom of the soft sucker is provided with a small hole so as to be communicated with the telescopic piece; the negative pressure assembly is arranged between the shell and the telescopic piece; rubber butt joint board, rubber butt joint board are circular-arcly, and rubber butt joint board passes through supporting component and shell swing joint, and supporting component is used for driving the outside extension of rubber butt joint board, realizes fixing the shell in patient's nasal cavity, avoids the handheld shakiness of in use doctor to push the spherical foreign matter to nasal cavity depths.

Description

Nasal foreign body taking-out device

Technical Field

The utility model belongs to the field of medical treatment, and particularly relates to a nasal foreign body taking device.

Background

Nasal foreign bodies refer to the presence of foreign material in the nasal cavity. Foreign bodies can be divided into three main categories: non-biological foreign bodies such as buttons, glass beads, paper rolls, toys, stones, earth, and the like; plant foreign matter such as fruit shell, peanut, bean, and fruit stone; animal foreign body such as insect, ascarid, maggot, trichomonad, Hirudo, etc. In clinic, abiotic foreign bodies and vegetative foreign bodies are common, while pediatric patients are common.

When the foreign body is taken out, a proper taking-out device needs to be selected according to the foreign body, for example, tweezers are not suitable for clamping smooth foreign bodies, and the damage to the nasal mucosa and the pain degree of a patient are easily increased by the foreign body hook and the cerumen hook in the using process; when the foreign bodies at different positions need to be taken out, the existing foreign body taking-out tool is single, lack of pertinence and difficult to take out the foreign bodies.

To the nasal cavity foreign matter, the doctor takes artifical handheld tweezers to stretch into patient's nasal cavity more and gets to press from both sides and get, get the back and take out the foreign matter when pressing from both sides the completion in pressing from both sides, the operation volume is less relatively also more direct, but to the foreign matter that is difficult to press from both sides a bit when getting, because the doctor is when the operation, it leads to the foreign matter not to take out on the contrary to the inside deepening of nasal cavity to hold the shakiness, lead to the taking out degree of difficulty of foreign matter to increase, a nasal cavity foreign matter withdrawing device is proposed for this reason, the realization is fixed the device in patient's nasal cavity, avoid the doctor to hold the shakiness, lead to the emergence of accident situation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a device for taking out foreign bodies from a nasal cavity, and aims to solve the problem that the foreign bodies are difficult to take out because a doctor cannot hold the device by hand to push the foreign bodies to the deep part of the nasal cavity in the operation process.

The present invention is achieved as described above, and a nasal foreign body removing device includes:

the shell is of a cuboid structure, is hollow, is provided with an opening at one end in the length direction, and is also provided with a long strip-shaped through groove at one side;

the telescopic piece is hollow inside, one end of the telescopic piece is provided with an opening facing the inside of the shell, the telescopic piece penetrates through the opening on the shell and is arranged in the shell in a sliding mode, a push-pull piece penetrating through the strip-shaped through groove is arranged on the telescopic piece, the other end of the telescopic piece is provided with a soft sucker, and the bottom of the soft sucker is provided with a small hole to be communicated with the telescopic piece;

the negative pressure component is arranged between the shell and the telescopic piece, and in the process of pushing the push-pull piece by external force, the negative pressure component enables the telescopic piece to generate negative pressure so as to enable the soft sucker to be adsorbed on the soft sucker when the soft sucker is in contact with the spherical foreign matters;

the rubber butt joint board, the rubber butt joint board is circular-arcly, the rubber butt joint board pass through supporting component with shell swing joint, supporting component is used for the drive the outside extension of rubber butt joint board is in order to fix the nasal cavity at the patient with the shell.

Further, the negative pressure subassembly includes that one end fixed mounting is in inside connecting rod of shell and activity set up in the extensible member and with connecting rod other end fixed connection's piston, wherein, the piston with the inner wall of extensible member closely laminates.

Further, the supporting component is including rotating the setting and being in the swing structure in the shell outside and with swing structure passes through the driving chain and connects and set up the drive structure of shell lateral part, wherein, swing structure is including rotating the installation and is in the swinging arms and the movable mounting of shell lateral part keep away from on the swinging arms its with the vertical board of shell hinged end, the swinging arms is located pin joint pivot on the shell is passed through the driving chain with drive structure connects, the lower part of vertical board be provided with the balancing weight just vertical board pass through elastic construction with rubber butt plate elastic connection.

Furthermore, the transmission chain is a metal chain ring and is used for preventing the transmission chain from sliding relative to the driving wheel or the driven wheel when the driving structure drives the swinging rod to swing.

Furthermore, the driving structure comprises a knob rotatably mounted on the side of the housing, a worm rotatably mounted on the side of the housing and connected with the knob through a driving rod, and a worm wheel meshed with the worm and rotatably mounted on the side of the housing, wherein the worm wheel is connected with the rotating shaft through the transmission chain.

Furthermore, the elastic structure comprises a torsional spring, one end of the torsional spring is connected with the vertical plate, the other end of the torsional spring is connected with the rubber butt joint plate, and a plurality of groups of torsional springs are arranged between the vertical plate and the rubber butt joint plate.

Furthermore, the upper part of the telescopic piece is also fixedly provided with a video device, and the video device is used for observing the condition in the nasal cavity of the patient when in use.

The utility model has the advantages that the method for clamping foreign matters in the nasal cavity by using the handheld forceps is mostly adopted by doctors in clinical practice, the forceps held by doctors can be unstable due to long-time fine operation, and the risk of pushing the foreign matters to the deep part of the nasal cavity exists, so that the rubber abutting plate is abutted against the inner wall of the nasal cavity of a patient by arranging the supporting component to fix the outer shell, the push-pull piece is pushed to drive the telescopic piece to move to generate negative pressure, and then the spherical foreign matters are adsorbed by the soft sucker, so that the spherical foreign matters are taken out, the stability of the device for clamping the foreign matters is improved, the structure is simple, and the usability is strong.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

To more clearly illustrate the embodiments or prior art solutions of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic side view of an embodiment of the present invention.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic three-dimensional structure of the present invention.

Reference numerals:

the device comprises a shell 1, a telescopic part 2, a push-pull part 3, a strip-shaped through groove 4, a connecting rod 5, a piston 6, a video device 7, a soft sucker 8, a knob 9, a driving rod 10, a worm 11, a worm wheel 12, a transmission chain 13, a swinging rod 14, a vertical plate 15, a balancing weight 16, a torsion spring 17 and a rubber abutting plate 18.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In order to effectively explain embodiments of the present invention, the embodiments of the present application will be described in detail below with reference to the accompanying drawings.

The utility model provides a device for taking out foreign bodies from a nasal cavity, which aims to solve the problem that the foreign bodies are difficult to take out because a doctor cannot hold the device by hand and pushes the foreign bodies to the deep part of the nasal cavity stably in the operation process.

Referring to fig. 1 to 4, an embodiment of the present invention provides a nasal foreign body extraction device, including:

the shell 1, shell 1 is cuboid structure and inside cavity and is provided with the opening in its ascending one end of length direction simultaneously, rectangular shape through groove 4 has still been seted up to one side of shell 1.

The telescopic part 2, the inside cavity of telescopic part 2 and one end are provided with the orientation the inside opening of shell 1, telescopic part 2 passes opening on the shell 1 slides and sets up in the shell 1, install on the telescopic part 2 and run through the push-and-pull piece 3 of rectangular shape logical groove 4, just soft sucking disc 8 is installed to the other end of telescopic part 2, the bottom of soft sucking disc 8 seted up the aperture in order to switch on with telescopic part 2.

Negative pressure assembly, negative pressure assembly sets up between shell 1 and extensible member 2, impels at the external force the in-process of push-and-pull piece 3, negative pressure assembly makes produce the negative pressure in the extensible member 2 so that work as can adsorb spherical foreign matter when soft sucking disc 8 contacts with spherical foreign matter on the soft sucking disc 8.

Rubber butt plate 18, rubber butt plate 18 is circular-arcly, rubber butt plate 18 through supporting component with shell 1 swing joint, the supporting component is used for the drive rubber butt plate 18 outwards extends in order to fix shell 1 in patient's nasal cavity.

In the embodiment, in the use, stretch into inside the nasal cavity of patient with shell 1, prop up rubber butt joint board 18 outside to the nasal cavity contact with the patient through supporting component, realize fixed to shell 1, avoid the doctor to push the foreign matter to the deep portion of patient's nasal cavity because handheld shakiness when pressing from both sides the foreign matter and lead to the difficulty increase of taking out of foreign matter.

After shell 1 fixes in patient's nasal cavity through push-and-pull 3 drive extensible member 2 and soft sucking disc 8 get into towards patient's nasal cavity deep, and under negative pressure assembly's effect, the external air enters into extensible member 2 by soft sucking disc 8 in, so that when soft sucking disc 8 and spherical foreign matter contact, soft sucking disc 8 adsorbs spherical foreign matter, through packing up supporting component this moment, make the separation of rubber butt joint board 18 and patient's nasal cavity, thereby take out whole device, with the spherical foreign matter of taking out the nasal cavity.

The opening on the shell 1 is square matched with the outer wall of the telescopic piece 2, so that when the telescopic piece 2 is pushed and pulled, the stability between the telescopic piece 2 and the shell 1 is improved.

Extensible member 2, the aperture is passed through on the upper portion of extensible member 2 and is connected with soft sucking disc 8, the messenger is under negative pressure assembly's effect, outside air enters into extensible member 2 by the aperture in, and foretell aperture is very little, when promoting to push away and draw piece 3, outside air is continuous to enter into extensible member 2 in, and reverse action pushes away and draws piece 3, make its speed of advancing forward very slow, avoid leading to spherical foreign matter because of the speed is too fast when using because inertia continues to the internal motion to patient's nasal cavity after being adsorbed by soft sucking disc 8, make the patient produce uncomfortable and feel.

Rubber butt joint board 18 is circular-arc, and only is provided with two lateral walls of shell 1 symmetry, makes in the use, and external air can enter into patient's nasal cavity by the gap between rubber butt joint board 18 and the shell 1, avoids when producing the negative pressure in the extensible member 2, and the nasal cavity is in the closed condition, and makes the nasal cavity tighten up, is unfavorable for taking out of spherical foreign matter.

Soft sucking disc 8, the material that soft sucking disc 8 used is extremely soft medical rubber material to make it when contacting with spherical foreign matter, can take place deformation, laminate completely with spherical foreign matter all around until soft sucking disc 8 in order to adsorb spherical foreign matter, avoid in the use, because soft sucking disc 8's material is too hard, at its in-process of adsorbing spherical foreign matter, push the spherical foreign matter to patient's nasal cavity depths.

The negative pressure assembly comprises a connecting rod 5 and a piston 6, wherein one end of the connecting rod 5 is fixedly arranged in the shell 1, and the piston 6 is movably arranged in the telescopic piece 2 and is fixedly connected with the other end of the connecting rod 5.

Wherein, the piston 6 is closely attached to the inner wall of the telescopic member 2.

In the embodiment of the utility model, the piston 6 is fixedly connected with the inner wall of the shell 1 through the connecting rod 5, so that when external force acts on the push-pull piece 3 to drive the telescopic piece 2 to be deep into the nasal cavity of a patient, negative pressure is generated in the telescopic piece 2, external air enters the telescopic piece 2 through the small hole in the soft sucking disc 8, and when the soft sucking disc 8 is contacted with spherical foreign matters, the spherical foreign matters are adsorbed by the soft sucking disc 8.

Piston 6 and the laminating of the inner wall of extensible member 2, and the part that contacts with the 2 inner walls of extensible member on piston 6 is provided with the sealing washer, makes the in-process of the outside motion of extensible member 2, and the air does not have the upper portion that shell 1 entered into extensible member 2, avoids adsorbing the in-process that the spherical foreign matter was outwards pulled out at soft sucking disc 8, and the interior negative pressure of extensible member 2 reduces and leads to spherical foreign matter to drop from soft sucking disc 8 and lead to pressing from both sides the spherical foreign matter failure.

The supporting component comprises a swinging structure which is rotatably arranged on the outer side of the shell 1 and a driving structure which is connected with the swinging structure through a transmission chain 13 and is arranged on the side part of the shell 1.

The swing structure comprises a swing rod 14 rotatably mounted on the side of the housing 1 and a vertical plate 15 movably mounted on the swing rod 14 and far away from the hinged end of the housing 1, the swing rod 14 is located on the housing 1, a hinged point rotating shaft is connected with the driving structure through a transmission chain 13, a counterweight 16 is arranged on the lower portion of the vertical plate 15, and the vertical plate 15 is elastically connected with the rubber abutting plate 18 through an elastic structure.

In the embodiment of the utility model, the driving structure is driven to move manually, and the swinging rod 14 is driven to be supported outwards through the transmission chain 13, so that the rubber abutting plate 18 is tightly attached to the inner part of the nasal cavity of a patient, and the shell 1 is prevented from moving when foreign bodies are clamped, and the possibility that spherical foreign bodies are pushed to the deep part of the nasal cavity of the patient exists;

the lower part of the vertical plate 15 is provided with a balancing weight 16 which keeps the vertical state all the time when in use, and the device can conveniently enter the nasal cavity of a patient to fix the shell 1.

The transmission chain 13 is a metal chain ring, and the transmission chain 13 is used for preventing the transmission chain 13 from sliding relative to a driving wheel or a driven wheel when the driving structure drives the swing rod 14 to swing.

In the embodiment of the present invention, the driving chain 13 is a metal chain link, specifically a chain, and the driving wheel and the driven wheel are specifically chain wheels, so that when the driving structure drives the swing rod 14 to swing, the relative sliding phenomenon caused by too small friction force is avoided, so that the rubber abutting plate 18 is firmly abutted against the inner wall of the nasal cavity of the patient, and meanwhile, when the rubber abutting plate 18 is abutted against the nasal cavity of the patient, the chain is matched with the chain wheels, thereby effectively reducing the loosening and slipping phenomenon of the housing 1.

The driving structure comprises a knob 9 rotatably mounted on the side of the shell 1, a worm 11 rotatably mounted on the side of the shell 1 and connected with the knob 9 through a driving rod 10, and a worm wheel 12 meshed with the worm 11 and rotatably mounted on the side of the shell 1.

Wherein, the worm wheel 12 is connected with the rotating shaft through the transmission chain 13.

In the embodiment of the utility model, the knob 9 is manually rotated, and the driving rod 10 drives the worm 11 to drive, so that the worm wheel 12 meshed with the worm 11 rotates, and the swinging rod 14 is driven to be outwards supported, so that the rubber abutting plate 18 is abutted with the inner wall of the nasal cavity of the patient.

There is the auto-lock effect between foretell worm wheel 12 and the worm 11, when rotating knob 9 promptly, drive worm 11 pivoted through actuating lever 10 in the time, worm wheel 12 takes place to rotate under the effect of meshing, rubber butt joint board 18 closely laminates with patient's nasal cavity inner wall this moment, after stall knob 9, under the effect of nasal cavity, worm wheel 12 has the trend of reversal, but because worm wheel 12 can't drive worm 11 reversal, realize the effect of auto-lock, avoid pressing from both sides the in-process of getting the foreign matter, rubber butt joint board 18 takes place to break away from with patient's nasal cavity inner wall.

The elastic structure includes one end with vertical board 15 connect the other end with the torsional spring 17 that rubber butt joint board 18 is connected, just vertical board 15 with be provided with the multiunit between the rubber butt joint board 18 torsional spring 17.

In the embodiment of the utility model, the vertical plate 15 and the rubber abutting plate 18 are elastically connected through the torsion spring 17 arranged between the vertical plate 15 and the rubber abutting plate 18, so that discomfort of a patient caused by excessive force in the process of abutting the rubber abutting plate 18 with the nasal cavity of the patient is avoided.

The upper part of the telescopic part 2 is also fixedly provided with a video device 7, and the video device 7 is used for observing the condition in the nasal cavity of a patient when in use.

In the embodiment of the present invention, the video device 7 has an illumination function, and the video device 7 is in signal connection with an external display (not shown in the figure), so that a doctor can conveniently observe the inside of the nasal cavity of a patient during use, and the doctor is assisted to clamp spherical foreign objects, thereby improving the success rate.

Taking an embodiment combining all the features described in the present application as an example, when in use, the housing 1 is placed on the inner wall of the nasal cavity of a patient, the worm 11 is driven to rotate by rotating the knob 9, and the worm wheel 12 meshed with the worm 11 is driven to rotate, the worm wheel 12 drives the swinging rod 14 to be outwards supported by the transmission chain 13, under the action of the counterweight block 16, the vertical plate 15 is always in a vertical state, the vertical plate 15 is connected with the rubber abutting plate 18 by the torsion spring 17, the phenomenon that the swinging rod 14 rotates outwards at an overlarge angle is prevented, the rubber abutting plate 18 presses the inner wall of the nasal cavity of the patient to cause discomfort of the patient, the nasal cavities with different apertures of different patients can be adapted, the practicability of the device is increased, and after the housing 1 is fixed with the nasal cavity of the patient, under the action of the transmission chain 13, the worm wheel 12 and the worm 11, the phenomenon that is to cause the rubber abutting plate 18 to yield is prevented, that is when the device is fixed in the nasal cavity of the patient, the rubber abutting plate 18 has a certain acting force on the inner wall of the nasal cavity of the patient, correspondingly, the inner wall of the nasal cavity of the patient has a certain reacting force with the rubber abutting plate 18, the self-locking effect between the worm wheel 12 and the worm 11 is utilized to prevent the reacting force of the inner wall of the nasal cavity of the patient on the rubber abutting plate 18 from causing the displacement of the rubber abutting plate 18 and leading to the loosening of the shell 1, after the shell 1 is fixed in the nasal cavity of the patient, the push-pull piece 3 is pushed to move upwards so that the telescopic piece 2 extends towards the length direction of the shell 1, and under the action of the piston 6, negative pressure is generated in the telescopic piece 2 so that outside air enters the telescopic piece 2, when the soft sucking disc 8 is abutted with the spherical foreign body, the small hole on the soft sucking disc 8 is blocked, at the moment, the spherical foreign body is firmly adsorbed on the soft sucking disc 8 under the action of the negative pressure, at the moment, the knob 9 is reversely rotated, so that the swinging rod 14 is withdrawn, the shell 1 can be taken out from the nasal cavity of the patient, so that the spherical foreign bodies on the soft sucking disc 8 can be taken out.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A nasal cavity foreign body extraction device, characterized by comprising:

the shell (1) is of a cuboid structure, the shell (1) is hollow, an opening is formed in one end of the shell in the length direction, and a long strip-shaped through groove (4) is formed in one side of the shell (1);

the telescopic piece (2) is hollow inside, an opening facing the inside of the shell (1) is formed in one end of the telescopic piece (2), the telescopic piece (2) penetrates through the opening in the shell (1) and is arranged in the shell (1) in a sliding mode, a push-pull piece (3) penetrating through the strip-shaped through groove (4) is installed on the telescopic piece (2), a soft sucker (8) is installed at the other end of the telescopic piece (2), and a small hole is formed in the bottom of the soft sucker (8) to be communicated with the telescopic piece (2);

the negative pressure component is arranged between the shell (1) and the telescopic piece (2), and in the process of pushing the push-pull piece (3) by external force, the negative pressure component enables the telescopic piece (2) to generate negative pressure so as to enable the soft sucker (8) to be adsorbed on the soft sucker (8) when the soft sucker (8) is in contact with spherical foreign matters;

rubber butt joint board (18), rubber butt joint board (18) are circular-arcly, rubber butt joint board (18) through supporting component with shell (1) swing joint, supporting component is used for the drive rubber butt joint board (18) outwards extend in order to fix shell (1) in patient's nasal cavity.

2. A nasal cavity foreign body extraction device according to claim 1, wherein the negative pressure assembly comprises a connecting rod (5) with one end fixedly mounted inside the casing (1) and a piston (6) movably arranged inside the telescopic member (2) and fixedly connected with the other end of the connecting rod (5);

wherein, the piston (6) is tightly attached to the inner wall of the telescopic piece (2).

3. The nasal foreign body extraction device according to claim 1, wherein the support assembly comprises a swing structure rotatably disposed outside the casing (1) and a driving structure connected with the swing structure through a transmission chain (13) and disposed at a side of the casing (1);

the swing structure comprises a swing rod (14) installed on the side of the shell (1) in a rotating mode and a vertical plate (15) movably installed on the swing rod (14) and far away from the hinge end of the shell (1), the swing rod (14) is located on the shell (1), a hinge point rotating shaft passes through the transmission chain (13) and the driving structure is connected, a balancing weight (16) is arranged on the lower portion of the vertical plate (15), and the vertical plate (15) is elastically connected with the rubber abutting plate (18) through an elastic structure.

4. A device for extracting foreign bodies from nasal cavities according to claim 3, wherein the transmission chain (13) is a metal chain ring, and the transmission chain (13) is used for preventing the transmission chain (13) from sliding relative to the driving wheel or the driven wheel when the swing rod (14) is driven by the driving structure to swing.

5. A nasal cavity foreign body extraction device according to claim 3, wherein the driving structure comprises a knob (9) rotatably mounted on the side of the housing (1), a worm (11) rotatably mounted on the side of the housing (1) and connected to the knob (9) by a driving rod (10), a worm wheel (12) engaged with the worm (11) and rotatably mounted on the side of the housing (1);

wherein the worm wheel (12) is connected with the rotating shaft through the transmission chain (13).

6. A nasal cavity foreign body extraction device according to claim 3, wherein the elastic structure comprises a torsion spring (17) having one end connected to the vertical plate (15) and the other end connected to the rubber abutting plate (18), and a plurality of sets of torsion springs (17) are provided between the vertical plate (15) and the rubber abutting plate (18).

7. A device for extracting foreign bodies from nasal cavity according to claim 1, wherein a video device (7) is fixedly arranged on the upper part of the telescopic member (2), and the video device (7) is used for observing the condition in the nasal cavity of the patient when the device is used by the doctor.