CN210582446U

CN210582446U - Disposable tube core for laryngoscope

Info

Publication number: CN210582446U
Application number: CN201920256830.9U
Authority: CN
Inventors: 王明宇; 王振国; 王禄逊
Original assignee: Ningxia Saichuang Medical Technology Co ltd
Current assignee: Ningxia Saichuang Medical Technology Co ltd
Priority date: 2019-02-28
Filing date: 2019-02-28
Publication date: 2020-05-22
Anticipated expiration: 2029-02-28

Abstract

The utility model discloses a disposable tube core for a laryngoscope, which comprises a connecting terminal, a tube body, a positioner and a probe; the connecting terminal and the probe are respectively fixedly connected to two ends of the tube body, the positioner is in sliding connection with the tube body, and the positioner is positioned between the connecting terminal and the probe; the connecting terminal comprises an audio connector, and the probe is electrically connected with the audio connector and used for acquiring image information; the friction resistance between the positioner and the tube body prevents the positioner from sliding relative to the tube body to realize positioning; the tube body has flexibility; the audio frequency connects the interface connection who is used for with outside display device, transmits the image information who gathers the probe for display device so that medical personnel observe, and in the course of the work, the pipe shaft outer wall takes place bending deformation after receiving the extrusion of throat inner wall, and the pipe shaft inserts along the throat, reduces the extrusion effort that produces the throat inner wall, is convenient for carry on moulding and choose and bypass operations such as epiglottis.

Description

Disposable tube core for laryngoscope

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to a disposable tube core for laryngoscope.

Background

Because the throat position is deep, the physiology structure is complicated, can not directly peep, can use the laryngoscope as the assistance when anesthesia operation carries out the trachea cannula. In the traditional laryngoscopy method under anesthesia, an operator holds the laryngoscope by the left hand, the laryngoscope is sent into the oral cavity along the back of the tongue, the laryngoscope is transferred to the midline to reach the root of the tongue, when the epiglottis is seen from the laryngoscope, the proximal end of the laryngoscope is inclined upwards, and the distal end of the laryngoscope points to the posterior pharyngeal wall but does not contact with the posterior pharyngeal wall. After the epiglottis nodule is seen clearly, the laryngoscope is lifted by the left hand with parallel upward force to pressurize the epiglottis, so that the laryngeal cavity can be exposed.

However, the external structural part of the existing laryngoscope is made of hard or soft glass fiber materials, and the operation of shaping, bypassing the epiglottis and the like cannot be carried out. The disinfection is troublesome when the utility model is contacted with the human body, and the disposable use can not be realized; large size and inconvenient clinical use.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a disposable tube core for laryngoscope for solve current laryngoscope and be difficult to choose the problem of winding the operation.

In order to achieve the above object, the embodiment of the present invention provides:

a disposable tube core for a laryngoscope comprises a connecting terminal, a tube body, a positioner and a probe;

the connecting terminal and the probe are respectively fixedly connected to two ends of the tube body, the positioner is in sliding connection with the tube body, and the positioner is positioned between the connecting terminal and the probe;

the connecting terminal comprises an audio connector, and the probe is electrically connected with the audio connector and used for acquiring image information;

the friction resistance between the positioner and the tube body prevents the positioner from sliding relative to the tube body to realize positioning;

the tube body has flexibility.

The embodiment of the utility model provides a further setting up to: the positioner is for using pipe shaft the central axis is the solid of revolution at centre of rotation, and the positioner is close to binding post's one end diameter is greater than the other end, and the through-hole has been seted up at the positioner center, and the positioner cup joints on the pipe body, has seted up the fracture on the positioner, fracture and through-hole intercommunication, and the positioner has the flexibility, and the internal diameter of through-hole changes correspondingly after the clearance between the fracture inner wall changes.

The embodiment of the utility model provides a further setting up to: connecting terminal still includes the casing, audio frequency joint fixed connection is kept away from at the casing the one end of probe, the casing is close to the one end edge that the audio frequency connects and has seted up the spacing groove.

The embodiment of the utility model provides a further setting up to: one end of the shell, which is close to the audio connector, is fixedly connected with a magnetic attraction sheet.

The embodiment of the utility model provides a further setting up to: the shell is made of plastic materials.

The embodiment of the utility model provides a further setting up to: the magnetic attraction piece and the shell are integrally formed in an injection molding mode.

The embodiment of the utility model provides a further setting up to: the pipe body comprises a plastic rubber skin, a lead and a metal pipe, the plastic rubber skin is fixedly wrapped on the outer surface of the metal pipe, and the lead is embedded in the plastic rubber skin; the audio connector is electrically connected with the probe through a lead.

The embodiment of the utility model provides a further setting up to: the probe comprises a stainless steel sleeve, a camera module and a protective lens;

the pipe body is fixedly connected with the stainless steel sleeve, the camera module is fixedly connected inside the stainless steel sleeve, the protective lens is fixedly connected at one end, far away from the pipe body, of the stainless steel sleeve, and the camera module is electrically connected with the audio connector.

The embodiment of the utility model provides a further setting up to: and an LED module is integrated in the camera module.

The embodiment of the utility model provides a further setting up to: the protective lens is a transparent plastic lens.

The embodiment of the utility model provides a have following advantage:

1. the audio connector is used for being connected with an interface of external display equipment, image information acquired by the probe is transmitted to the display equipment so as to be convenient for medical staff to observe, the outer wall of the tube body is bent and deformed after being extruded by the inner wall of the throat in the working process, the tube body is inserted along the throat, the extrusion acting force generated on the inner wall of the throat is reduced, and the operations of shaping, picking up and bypassing the epiglottis and the like are convenient;

2. when the device is used in clinical intubation, the stainless steel sleeve and part of the tube body of the tube core need to be inserted into the breathing tube, after the depth of the inserted tube is confirmed, the tube body is fixed by the positioner, the positioner freely slides along the tube body in a normal state, the opening gap of the positioner shrinks inwards after the tube body is inserted into the plastic mouth of the tube, and the friction force between the positioner and the tube body is increased after the positioner deforms under stress, so that the positioning is realized.

Drawings

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

fig. 2 is a schematic diagram showing a connection terminal structure according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of an embodiment of the present invention embodying a locator structure;

FIG. 4 is a schematic view of a cross-sectional structure of a pipe body according to an embodiment of the present invention;

fig. 5 is a schematic diagram showing the internal structure of the probe according to the embodiment of the present invention;

fig. 6 is a schematic view of a connection structure of the stainless steel sleeve between the tube bodies according to the embodiment of the present invention.

Wherein the content of the first and second substances,

1. a connection terminal; 101. an audio connector; 102. a housing; 103. a limiting groove;

2. a positioner; 201. a through hole; 202. breaking off;

3. a tube body; 301. plastic rubber skin; 302. a wire; 303. a metal tube;

4. a probe; 401. a stainless steel sleeve; 402. a camera module; 403. a protective lens; 404. and (4) screws.

Detailed Description

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Examples

A disposable tube core for laryngoscope is shown in figure 1, and comprises a connecting terminal 1, a tube body 3, a locator 2 and a probe 4; the connecting terminal 1 and the probe 4 are respectively fixedly connected to two ends of the tube body 3, the positioner 2 is slidably connected with the tube body 3, and the positioner 2 is positioned between the connecting terminal 1 and the probe 4; the wiring terminal comprises an audio connector 101, and the probe 4 is electrically connected with the audio connector 101 and used for collecting image information; the friction resistance between the positioner 2 and the tube body 3 prevents the positioner 2 from sliding relative to the tube body 3 to realize positioning; the pipe body 3 has flexibility.

Referring to fig. 2, the audio connector 101 is used for interfacing with an external display device, and transmitting image information collected by the probe 4 to the display device for observation by medical staff. In the course of the work, take place bending deformation after 3 outer walls of pipe shaft receive the extrusion of throat inner wall, pipe shaft 3 is along the throat and is inserted, reduces the extrusion effort that produces the throat inner wall, is convenient for carry on moulding and choose around operations such as epiglottis.

Combine fig. 3, locator 2 is the solid of revolution that uses pipe shaft 3 the central axis as centre of rotation, and the one end diameter that locator 2 is close to binding post is greater than the other end, and through-hole 201 has been seted up at locator 2 center, and locator 2 cup joints on pipe shaft 3, has seted up fracture 202 on locator 2, and fracture 202 and through-hole 201 intercommunication, and locator 2 has the flexibility, and the clearance between the fracture 202 inner wall changes the back, and the internal diameter of through-hole 201 changes correspondingly.

Under the condition of not receiving extrusion acting force, the gap between the inner walls of the fracture 202 is 1mm, and the positioner 2 is integrally formed by injection molding of soft plastic so as to ensure the dimensional tolerance. When the cannula is used in clinical intubation, the stainless steel sleeve 401 of the tube core and part of the tube body 3 need to be inserted into a breathing catheter, and the positioner 2 is used for fixing after the depth of the inserted catheter is confirmed. The positioner 2 freely slides along the pipe body 3 in a normal state, an opening gap of the positioner 2 is inwards shrunk after the catheter plastic opening is inserted, and the friction force between the positioner 2 and the pipe body 3 is increased after the positioner is stressed and deformed, so that positioning is realized.

The connection terminal 1 further comprises a housing 102, the audio connector 101 is fixedly connected to one end of the housing 102 far away from the probe 4, and a limit groove 103 is formed in the edge of one end of the housing 102 close to the audio connector 101. One end of the shell 102 close to the audio connector 101 is fixedly connected with a magnetic attraction piece. The housing 102 is made of a plastic material. The magnetic attraction pieces are integrally injection molded with the housing 102.

After audio frequency joint 101 is connected with external display equipment, magnetism is inhaled the piece and is hugged closely and inter attraction with external interface, improves audio frequency joint 101 and external device's interface connection stability. The limiting groove 103 is clamped with a limiting rod on an external device interface, so that the audio connector 101 and the external device interface cannot rotate relatively due to external force after being connected with each other.

Referring to fig. 4, the tube body 3 includes a plastic sheath 301, a wire 302 and a metal tube 303, the metal tube 303 is made of metal material with high plasticity such as wrought iron or aluminum, and may be formed by weaving a metal wire mesh, the plastic sheath 301 is fixedly wrapped on the outer surface of the metal tube 303, and the wire 302 is embedded in the plastic sheath 301; the audio connector 101 is electrically connected with the probe 4 through a wire 302.

Referring to fig. 5, the probe 4 includes a stainless steel sleeve 401, a camera module 402, and a protective lens 403; nonrust steel bushing 401 is in shaft of pipe 3 fixed connection, and camera module 402 fixed connection is inside nonrust steel bushing 401, and protection lens 403 fixed connection is in the one end that nonrust steel bushing 401 kept away from shaft of pipe 3, and camera module 402 is connected with audio frequency connector 101 electricity. The camera module 402 has an LED module (not shown) integrated therein. The protective lens 403 is a transparent plastic lens.

Referring to fig. 6, a connecting part is fixedly connected to one end of the stainless steel sleeve 401 close to the tube body 3, the connecting part is fastened and connected with the tube body 3 by a screw 404,

although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A disposable wick for a laryngoscope, characterized by: comprises a connecting terminal (1), a tube body (3), a positioner (2) and a probe (4);

the connecting terminal (1) and the probe (4) are respectively fixedly connected to two ends of the tube body (3), the positioner (2) is in sliding connection with the tube body (3), and the positioner (2) is positioned between the connecting terminal (1) and the probe (4);

the wiring terminal comprises an audio connector (101), and the probe (4) is electrically connected with the audio connector (101) and used for collecting image information;

the friction resistance between the positioner (2) and the tube body (3) prevents the positioner (2) from sliding relative to the tube body (3) to realize positioning;

the tube body (3) is flexible;

locator (2) be for with pipe shaft (3) the central axis is the solid of revolution at centre of rotation, and locator (2) are close to binding post's one end diameter is greater than the other end, and through-hole (201) have been seted up at locator (2) center, and locator (2) cup joint on pipe shaft (3), has seted up fracture (202) on locator (2), fracture (202) and through-hole (201) intercommunication, and locator (2) have the flexibility, and after the clearance between fracture (202) inner wall changed, the internal diameter of through-hole (201) changed correspondingly.

2. A disposable wick for a laryngoscope as claimed in claim 1, wherein: connecting terminal (1) still includes casing (102), audio frequency connects (101) fixed connection and keeps away from in casing (102) the one end of probe (4), and casing (102) are close to the one end edge of audio frequency joint (101) and have seted up spacing groove (103).

3. A disposable wick for a laryngoscope as claimed in claim 2, wherein: one end of the shell (102) close to the audio connector (101) is fixedly connected with a magnetic attraction sheet.

4. A disposable wick for a laryngoscope according to claim 3 wherein: the housing (102) is made of a plastic material.

5. A disposable wick for a laryngoscope according to claim 4, wherein: the magnetic attraction sheet and the shell (102) are integrally formed in an injection molding mode.

6. A disposable wick for a laryngoscope as claimed in claim 1, wherein: the tube body (3) comprises a plastic outer skin (301), a conducting wire (302) and a metal tube (303), the plastic outer skin (301) is fixedly wrapped on the outer surface of the metal tube (303), and the conducting wire (302) is embedded in the plastic outer skin (301); the audio connector (101) is electrically connected with the probe (4) through a lead (302).

7. A disposable wick for a laryngoscope as claimed in claim 1, wherein: the probe (4) comprises a stainless steel sleeve (401), a camera module (402) and a protective lens (403);

stainless steel sleeve (401) in pipe shaft (3) fixed connection, camera module (402) fixed connection are inside stainless steel sleeve (401), and protective lens (403) fixed connection is in the one end of stainless steel sleeve (401) keeping away from pipe shaft (3), camera module (402) with audio frequency connects (101) electricity and connects.

8. A disposable wick for a laryngoscope as claimed in claim 7, wherein: an LED module is integrated in the camera module (402).

9. A disposable wick for a laryngoscope as claimed in claim 7, wherein: the protective lens (403) is a transparent plastic lens.