Ventilatory laryngoscope with disposable laryngoscope lens

Abstract

A ventilatory laryngoscope with disposable laryngoscope lens including: a laryngoscope handle and a laryngoscope lens that is connected with an extension arm of the handle; transparent lens protecting cover on the end of the lens cavity; oxygen injecting through-hole on the cover; oxygen supply pipe in seal plug connection with the through-hole, the other end connected with an oxygen source pipe; scrubbing nozzle on the cover, and a drug delivery pipe. The laryngoscope has advantages: during the trachea intubation, ventilation and oxygen supply may be achieved in the body to effectively prevent cerebral anoxia and prolong the safe time limit of the intubation, improve the success rate of cardio-pulmonary resuscitation, and provide a safe and reliable guarantee; improve intubation safety and reduce professional risk; the secreta may be removed from the cover to achieve timely rescue of critically ill patients by collecting clear glottis image and smoothly completing the intubation.

Claims

1. A ventilatory laryngoscope comprising: a laryngoscope handle; and a laryngoscope lens movably connected with an extension arm disposed on an end of the laryngoscope handle, the extension arm being arranged in a laryngoscope lens cavity, wherein: a transparent lens protecting cover is arranged on an end surface of a closed end of a front end of the laryngoscope lens cavity, an oxygen injecting through-hole is formed on the transparent lens protecting cover, an oxygen supply pipe extends from the laryngoscope handle cavity to a tail end of the extension arm along a top of the laryngoscope handle, and the oxygen supply pipe is fixed on a top of the extension arm from the tail end of the extension arm to the extension arm cavity, and in seal plug connection with the oxygen injecting through-hole, or the oxygen supply pipe is fixed from the extension arm cavity to the top of the extension arm along the tail end of the extension arm, and in seal plug connection with the oxygen injecting through-hole, and another end of the oxygen supply pipe is connected with or inserted into an oxygen source pipe.

2. The laryngoscope according to claim 1, the laryngoscope further comprising: a disposable laryngoscope lens body; and a tongue depressor; wherein the laryngoscope lens body is straight or bent, a fixing lug or a buckle is arranged on a tail end of the laryngoscope lens body, the fixing lug or the buckle being movably buckled with a slot of the tail end of the extension arm, the tongue depressor is connected with a front end of the laryngoscope lens body, the laryngoscope lens cavity is located in the laryngoscope lens body, and an end port of a tail end of the laryngoscope lens cavity is open, and an end port of a front end of the laryngoscope lens cavity is closed, and the transparent lens protecting cover is arranged on an end surface of the closed end port of the front end of the laryngoscope lens cavity.

3. The laryngoscope according to claim 1, wherein a light source is arranged on the top of the extension arm, and the light source is arranged on an inner side of the transparent lens protecting cover.

4. The laryngoscope according to claim 3, further comprising a drug delivery pipe; a drug delivery control valve installed on the drug delivery pipe, the drug delivery control valve being arranged on the laryngoscope handle, one end of the drug delivery pipe being connected with a drug barrel in the laryngoscope handle, and another end of the drug delivery pipe is fixed on the top of the extension arm along the tail end of the extension arm; and an atomizer head arranged on the transparent lens protecting cover, and an air inlet and a drug inlet on the atomizer head are respectively in sealed and movable connection with the drug delivery pipe and the oxygen supply pipe fixed on the top of the extension arm.

5. The laryngoscope according to claim 1, wherein an oxygen supply solenoid valve is arranged on the oxygen supply pipe in the laryngoscope handle, or the oxygen supply solenoid valve is arranged on any part of the oxygen source pipe.

6. The laryngoscope according to claim 1, further comprising: a display screen arranged on the laryngoscope handle, and a camera electrically connected with the display screen arranged on the top of the extension arm, and the camera is installed on an inner side of the transparent lens protecting cover.

7. The laryngoscope according to claim 1, further comprising: a scrubbing nozzle arranged on the transparent lens protecting cover; and an expiratory air removal nozzle arranged in the laryngoscope handle, one end of the expiratory air removal nozzle is connected with an oxygen source, another end of the expiratory air removal nozzle is inserted and fixed on the top of the extension arm, and in sealed and movable connection with the scrubbing nozzle, and an opening of the scrubbing nozzle aligns with the mirror surface of the transparent lens protecting cover.

8. The laryngoscope according to claim 1, further comprising: a drug delivery pipe; a drug delivery control valve installed on the drug delivery pipe, the drug delivery control valve being arranged on the laryngoscope handle, one end of the drug delivery pipe is connected with a drug barrel in the laryngoscope handle, and another end of the drug delivery pipe is fixed on the top of the extension arm along the tail end of the extension arm; and an atomizer head arranged on the transparent lens protecting cover, and an air inlet and a drug inlet on the atomizer head are respectively in sealed and movable connection with the drug delivery pipe and the oxygen supply pipe fixed on the top of the extension arm.

9. A ventilatory laryngoscope with disposable laryngoscope lens having scrubbing function, the ventilatory laryngoscope comprising: a laryngoscope handle; and a laryngoscope lens movably connected with an extension arm disposed on an end of the laryngoscope handle, the extension arm being arranged in a laryngoscope lens cavity, wherein: a transparent lens protecting cover is arranged on an end surface of a closed end of a front end of the laryngoscope lens cavity, an oxygen injecting through-hole is formed on the transparent lens protecting cover, an oxygen supply pipe extends from the laryngoscope handle cavity to a tail end of the extension arm along a top of the laryngoscope handle, the oxygen supply pipe is fixed on a top of the extension arm from the tail end of the extension arm to the extension arm cavity, and in seal plug connection with the oxygen injecting through-hole, or the oxygen supply pipe is fixed from the extension arm cavity to the top of the extension arm along the tail end of the extension arm, and in seal plug connection with the oxygen injecting through-hole, and another end of the oxygen supply pipe is connected with or inserted into an oxygen source pipe, a scrubbing nozzle is arranged on the transparent lens protecting cover, and an expiratory air removal nozzle is arranged in the laryngoscope handle, a first end of the expiratory air removal nozzle is connected with an oxygen source, a second end of the expiratory air removal nozzle is inserted and fixed on the top of the extension arm, and in sealed and movable connection with the scrubbing nozzle, an opening of the scrubbing nozzle aligns with a mirror surface of the transparent lens protecting cover.

10. The laryngoscope according to claim 9, further comprising a scrubbing control valve arranged on the expiratory air removal nozzle, the scrubbing control valve being arranged on the laryngoscope handle, and the scrubbing control valve is in interlock control with an oxygen supply solenoid valve, wherein when the scrubbing control valve is opened, the oxygen supply solenoid valve is closed, and when the oxygen supply solenoid valve is opened, the scrubbing control valve is closed.

11. A drug-delivering ventilatory laryngoscope with disposable laryngoscope lens having scrubbing function, the ventilatory laryngoscope comprising: a laryngoscope handle; and a laryngoscope lens movably connected with an extension arm disposed on an end of the laryngoscope handle, the extension arm being arranged in a laryngoscope lens cavity, wherein: a transparent lens protecting cover is arranged on an end surface of a closed end of a front end of the laryngoscope lens cavity, an oxygen injecting through-hole is formed on the transparent lens protecting cover, an oxygen supply pipe extends from the laryngoscope handle cavity to a tail end of the extension arm along a top of the laryngoscope handle, the oxygen supply pipe being fixed on a top of the extension arm from the tail end of the extension arm to the extension arm cavity, and in seal plug connection with the oxygen injecting through-hole, or the oxygen supply pipe is fixed from the extension arm cavity to the top of the extension arm along the tail end of the extension arm, and in seal plug connection with the oxygen injecting through-hole, and another end of the oxygen supply pipe is connected with or inserted into an oxygen source pipe, a scrubbing nozzle is arranged on the transparent lens protecting cover, an expiratory air removal nozzle is arranged in the laryngoscope handle, one end of the expiratory air removal nozzle is connected with an oxygen source, another end of the expiratory air removal nozzle is inserted and fixed on the top of the extension arm, and in sealed and movable connection with the scrubbing nozzle, and an opening of the scrubbing nozzle aligns with a mirror surface of the transparent lens protecting cover, a drug delivery pipe, where a drug delivery control valve is installed on the drug delivery pipe, is arranged on the laryngoscope handle, one end of the drug delivery pipe is connected with a drug barrel in the laryngoscope handle, and another end of the drug delivery pipe is fixed on the top of the extension arm along the tail end of the extension arm, and an atomizer head is arranged on the transparent lens protecting cover, an air inlet and a drug inlet on the atomizer head are respectively in sealed and movable connection with the drug delivery pipe and the oxygen supply pipe fixed on the top of the extension arm.

12. A drug-delivering ventilatory video laryngoscope with disposable laryngoscope lens having scrubbing function, the ventilatory video laryngoscope comprising: a laryngoscope handle; and a laryngoscope lens movably connected with an extension arm on an end of the laryngoscope handle, the extension arm being arranged in a laryngoscope lens cavity, wherein: a transparent lens protecting cover is arranged on an end surface of a closed end of a front end of the laryngoscope lens cavity, an oxygen injecting through-hole is formed on the transparent lens protecting cover, an oxygen supply pipe extends from the laryngoscope handle cavity to a tail end of the extension arm along a top of the laryngoscope handle, the oxygen supply pipe being fixed on a top of the extension arm from the tail end of the extension arm to the extension arm cavity, and in seal plug connection with the oxygen injecting through-hole, or the oxygen supply pipe being fixed from the extension arm cavity to the top of the extension arm along the tail end of the extension arm, and in seal plug connection with the oxygen injecting through-hole, and another end of the oxygen supply pipe is connected with or inserted into an oxygen source pipe, a scrubbing nozzle is arranged on the transparent lens protecting cover, an expiratory air removal nozzle is arranged in the laryngoscope handle, one end of the expiratory air removal nozzle is connected with an oxygen source, another end of the expiratory air removal nozzle is inserted and fixed on the top of the extension arm, and in sealed and movable connection with the scrubbing nozzle, and an opening of the scrubbing nozzle aligns with a mirror surface of the transparent lens protecting cover, a drug delivery pipe, where a drug delivery control valve is installed on the drug delivery pipe, is arranged on the laryngoscope handle, one end of the drug delivery pipe is connected with a drug barrel in the laryngoscope handle, and another end of the drug delivery pipe is fixed on the top of the extension arm along the tail end of the extension pipe, an atomizer head is arranged on the transparent lens protecting cover, an air inlet and a drug inlet on the atomizer head being respectively in sealed and movable connection with the drug delivery pipe and the oxygen supply pipe fixed on the top of the extension arm, and a display screen is arranged on the laryngoscope handle, a camera electrically connected with the display screen is arranged on the top of the extension arm, and the camera is installed on an inner side of the transparent lens protecting cover.

Description

DESCRIPTION ON FIGURES

(1) FIG. 1 show the schematic diagram for the whole structure of the ventilatory laryngoscope with disposable laryngoscope lens.

(2) FIG. 2 shows the show the schematic diagram for the whole structure of the laryngoscope handle.

(3) FIG. 3 shows the schematic diagram for section A-A shown in FIG. 1.

(4) FIG. 4 shows the schematic diagram for section B-B shown in FIG. 1.

(5) FIG. 5 shows the schematic diagram for the whole structure of another embodiment of the ventilatory laryngoscope with disposable laryngoscope lens according to Embodiment 1.

(6) FIG. 6 shows the schematic diagram for the whole structure of the laryngoscope lens according to Embodiment 1.

(7) FIG. 7 shows the schematic diagram for the whole structure of the ventilatory laryngoscope with disposable laryngoscope lens having scrubbing function according to Embodiment 2.

(8) FIG. 8 shows the schematic diagram for section C-C shown in FIG. 7.

(9) FIG. 9 shows the schematic diagram for section D-D shown in FIG. 7.

(10) FIG. 10 shows the schematic diagram for the whole structure of the ventilatory laryngoscope with disposable laryngoscope lens having scrubbing function according to Embodiment 3.

(11) FIG. 11 shows the schematic diagram for section E-E shown in FIG. 10.

(12) FIG. 12 shows the schematic diagram for section F-F shown in FIG. 10.

(13) FIG. 13 shows the schematic diagram for the whole structure of the drug-delivering ventilatory video laryngoscope with disposable laryngoscope lens having scrubbing function according to Embodiment 4.

(14) FIG. 14 shows the right side view of FIG. 13.

(15) FIG. 15 shows the schematic diagram for section G-G shown in FIG. 14.

(16) FIG. 16 shows the left side view of FIG. 13.

(17) FIG. 17 shows the schematic diagram for section H-H shown in FIG. 14.

(18) laryngoscope handle 1, laryngoscope lens 2, laryngoscope lens body 2.1, tongue depressor 2.2, laryngoscope lens cavity 2.3, tail end port of laryngoscope lens cavity 2.3.1, closed port of front end of laryngoscope lens cavity 2.3.2, fixing lug or buckle 2.4, extension arm 3, extension arm tail end 3.1, top of extension arm 3.2, oxygen supply pipe 4, transparent lens protecting cover 5, oxygen injecting through-hole 6, camera 7, oxygen source pipe 8, light source 9, display screen 10, oxygen source 11, oxygen supply solenoid valve 12, scrubbing control valve 13, scrubbing nozzle 14, expiratory air removal nozzle 15, drug delivery pipe 16, drug delivery control valve 17, drug barre 118, atomizer head 19, air inlet 20, drug inlet 21.

MODE OF CARRYING OUT INVENTION

Embodiment 1

(19) as shown in FIG. 1 to FIG. 4, the ventilatory laryngoscope with disposable laryngoscope lens 2 comprises a laryngoscope handle 1 and a laryngoscope lens 2, the laryngoscope lens 2 is movably connected with the extension arm 3 on the end of the laryngoscope handle 1, the extension arm 3 is arranged in a laryngoscope lens cavity 2.3, a transparent lens protecting cover 5 is arranged on the end surface of the closed end of the front end of the laryngoscope lens cavity 2.3, an oxygen injecting through-hole 6 is formed on the transparent lens protecting cover 5; an oxygen supply pipe 4 extends from the laryngoscope handle cavity to extension arm tail end 3.1 along the top of the laryngoscope handle 1; also the oxygen supply pipe 4 is fixed on the top 3.2 of the extension arm from the extension arm tail end 3.1 to the cavity of the extension arm 3, and in seal plug connection with the oxygen injecting through-hole 6, and another end is connected with or inserted into an oxygen source pipe 8, and an oxygen supply solenoid valve 12 is arranged on the oxygen supply pipe 4 in the laryngoscope handle 1.

(20) As shown in FIG. 5, in another solution for the above structure, the oxygen supply pipe 4 is fixed from the extension arm cavity to the top 3.2 of the extension arm along the extension arm tail end 3.1, and in seal plug connection with the oxygen injecting through-hole 6, another end is connected with or inserted into an oxygen source pipe 8, and the oxygen supply solenoid valve 12 is arranged on any part of the oxygen supply pipe 4.

(21) The light source 9 is arranged on the top of the extension arm 3, and the light source 9 is installed in the transparent lens protecting cover 5. Another solution may be used.

(22) As shown in FIG. 6, the laryngoscope lens 2 comprises a disposable laryngoscope lens body 2.1, a tongue depressor 2.2 and a laryngoscope lens cavity 2.3; the laryngoscope lens body 2.1 is straight or bent, a fixing lug or a buckle 2.4 is arranged on the tail end of the laryngoscope lens body 2.1, the fixing lug or the buckle 2.4 is movably buckled with the slot of the extension arm tail end 3.1; the tongue depressor 2.2 is connected with the front end of the laryngoscope lens body 2.1, the laryngoscope lens cavity 2.3 is located in the laryngoscope lens body 2.1, the end port 2.3.1 of the tail end of the laryngoscope lens cavity 2.3 is open, the end port 2.3.2 of the front end of the laryngoscope lens cavity 2.3 is closed, and the transparent lens protecting cover 5 is arranged on the end surface of the closed end port 2.3.2 of the front end of the laryngoscope lens cavity 2.3.

Embodiment 2

(23) FIGS. 7-9 show the ventilatory laryngoscope with disposable laryngoscope lens having scrubbing function, other structure of which is shown in Embodiment 1; a scrubbing nozzle 14 is arranged on the transparent lens protecting cover 5; an expiratory air removal nozzle 15 is arranged in the laryngoscope handle 1, one end of the expiratory air removal nozzle 15 is connected with an oxygen source 11, another end of the expiratory air removal nozzle 15 is inserted from the extension arm tail end 3.1 and fixed on the top 3.2 of the extension arm 3, and in sealed and movable connection with the scrubbing nozzle 14, the opening of the scrubbing nozzle 14 aligns with the mirror surface of the transparent lens protecting cover 5. A scrubbing control valve 13 is arranged on the expiratory air removal nozzle 15, the scrubbing control valve 13 is arranged on the laryngoscope handle 1, and the scrubbing control valve 13 is interlock control with the oxygen supply solenoid valve 12. When the scrubbing control valve 13 is opened, the oxygen supply solenoid valve 12 is closed, when the oxygen supply solenoid valve 12 is opened, the scrubbing control valve 13 is closed.

(24) Embodiment 3: as shown in FIGS. 10-12, the drug-delivering ventilatory laryngoscope with disposable laryngoscope lens with scrubbing function, other structure of which is shown in Embodiment 2, further comprises a drug delivery pipe 16, a drug delivery control valve 17 is installed on the drug delivery pipe 16, the drug delivery control valve 17 is arranged on the laryngoscope handle 1, one end of the drug delivery pipe 16 is connected with a drug barrel 18 in the laryngoscope handle 1, and another end of the drug delivery pipe 16 is fixed on the top 3.2 of the extension arm 3 along the tail end of the extension arm 3; a atomizer head 19 is arranged on the transparent lens protecting cover 5, an air inlet 20 and a drug inlet 21 on the atomizer head 19 are respectively in sealed and movable connection with the drug delivery pipe 16 and the oxygen supply pipe 4 fixed on the top 3.2 of the extension arm. The drug delivery control valve 17 and the oxygen supply solenoid valve 12 are separately controlled.

Embodiment 4

(25) FIGS. 13-17 shows a drug-delivering ventilatory video laryngoscope with disposable laryngoscope lens having scrubbing function, the other structure of which is shown in Embodiment 3. A display screen 10 is arranged on the laryngoscope handle 1, a camera 7 electrically connected with the display screen 10 is arranged on the top 3.2 of the extension arm, and the camera 7 is installed on the inner side of the transparent lens protecting cover 5.