CN111035844A

CN111035844A - Medicament injection device for laryngeal anesthesia

Info

Publication number: CN111035844A
Application number: CN201910247398.1A
Authority: CN
Inventors: 冯平; 孙嘉; 李�瑞
Original assignee: First Affiliated Hospital of Henan University of Science and Technology
Current assignee: First Affiliated Hospital of Henan University of Science and Technology
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-04-21

Abstract

The invention discloses a medicament injection device for laryngeal anesthesia, which comprises a tooth socket and injection tubes, wherein the tooth socket is symmetrically provided with two groups, backing plates are fixedly attached to opposite side surfaces of the tooth socket, the relative distance between the backing plates is controlled through an adjusting mechanism, and a movable mounting structure for mounting the injection tubes is further arranged between the backing plates. When the invention is used, a patient can respectively bite the upper teeth and the lower teeth into the tooth sockets of the tooth sockets at the two sides, and the backing plates and the tooth sockets at the two sides are driven to relatively approach or separate from each other by rotating the ring socket so as to open the oral cavity of the patient, thereby facilitating the administration to the throat; the injection tube for administration can realize stable administration by being arranged in the arrangement hole, the administration position is convenient to movably control, and the use is more flexible; the injection tube can regard as conventional needle tubing to use, when spraying the medicament, can add the injection medicament through the pipeline end that leads to, and the whole promotion of cooperation backing plate, push rod and piston can pressurize the blowout, and it is more convenient to add the medicine, uses more in a flexible way.

Description

Medicament injection device for laryngeal anesthesia

Technical Field

The invention relates to the field of medicine feeding devices, in particular to a medicine spraying device for laryngeal anesthesia.

Background

The anesthesia discipline is a comprehensive discipline that contains knowledge of multiple disciplines. The existing range is wider, the requirements of operations are not only met, but also rescue work of various departments, painless delivery of gynecology, painless abortion and the like are involved. It is generally accepted that anesthesia is a reversible functional inhibition of the central and/or peripheral nervous system, produced by drugs or other means, and this inhibition is characterized primarily by loss of sensation, particularly pain. The anesthetic can be used in various ways, such as directly taking orally, injecting by a syringe, and applying the anesthetic to the affected part by spraying.

Anesthesia of the throat position usually adopts the medicament to spray and obtains anesthesia, but among the prior art, need cooperate the mouth expanding mechanism of department of stomatology when dosing can realize convenient dosing, and in the process of dosing, still have the stability of dosing and the difficult problem of compromise in the aspect of the flexibility.

Disclosure of Invention

The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a drug injection device for laryngeal anesthesia.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a medicament injection apparatus for laryngeal anesthesia, includes facing and injection syringe, the facing symmetry is equipped with two sets ofly, and is fixed with the backing plate in the laminating of the opposite flank of facing, control relative distance through adjustment mechanism between the backing plate, still be equipped with the activity arrangement structure that is used for settling the injection syringe between the backing plate.

As a further scheme of the invention: the facing is the arc bending structure of silica gel material, and the symmetry embedding is provided with the alveolus on being located the facing of both sides, the alveolus is located the side that two sets of facing kept away from relatively respectively.

As a further scheme of the invention: the backing plate is a plate with the shape corresponding to that of the tooth socket, threaded holes are symmetrically embedded in the opposite side faces of the backing plate and are respectively positioned on the two sides of the backing plate, and threads are tapped on the inner wall of each threaded hole; an adjusting mechanism is movably connected between the corresponding threaded holes at the upper side and the lower side.

As a further scheme of the invention: the adjusting mechanism is composed of two adjusting screws corresponding to threaded holes in two sides respectively, threads in opposite directions are tapped on the upper side and the lower side of each adjusting screw, the threads are respectively in assembly connection with the threaded holes in the two sides through thread matching, a ring sleeve is further fixedly sleeved in the middle of the periphery of each adjusting screw, the ring sleeve is fixedly welded on the periphery of each adjusting screw, and anti-skid lines are carved on the surface of the ring sleeve.

As a further scheme of the invention: the middle part of the backing plate is embedded with a sliding chute, the edge of the tail end of the sliding chute is contracted in an annular mode, an arrangement structure is movably connected between the sliding chutes on the two sides, and the arrangement structure comprises a rotating bearing and a connecting rod, wherein the rotating bearing is elastically connected into the sliding chute through a spring, and the connecting rod is rotatably connected between the rotating bearings on the two sides; the rotating bearing is in sliding fit with the inner wall of the sliding groove, and the middle part of the connecting rod is also provided with a placement hole for movably placing the injection tube.

As a further scheme of the invention: the injection tube adopts the body of conventional injection tube body structure, can dismantle tube cap, the slip setting push rod and the piston of connection at the push rod end on the tube cap of assembly on the body and constitute, the piston with the cooperation is corresponded to the tip size in the body, piston sliding fit is in the body, push rod upper end periphery still fixedly is provided with the backing plate, push rod and piston center link up and are provided with the pipeline that leads to.

Compared with the prior art, the invention has the beneficial effects that: when the tooth socket is used, a patient can respectively bite the upper teeth and the lower teeth into tooth sockets of the tooth sockets at two sides, the material and the shape of the tooth sockets correspond to the shape of normal teeth, and the silica gel material also has a certain fault-tolerant space and can adapt to the shapes and sizes of the teeth of different patients; the adjusting screw rod is driven to rotate by the rotating ring sleeve, the adjusting screw rod is in threaded fit assembly connection with the threaded hole, and because the thread directions of the two ends are opposite, and the patient is occluded in the tooth socket, the positions of the base plate and the tooth socket can be fixed, so that the base plate and the tooth socket on the two sides can be driven to be relatively close to or relatively far away from each other by the rotation of the adjusting screw rod, the oral cavity of the patient can be movably opened, and the medicine can be conveniently fed to the throat; the injection tube for administration can realize stable administration by being arranged in the arrangement hole, meanwhile, the connecting rod can realize elastic sliding in the chute through the rotating bearings at the two ends, the administration height can be movably adjusted, and the administration position is convenient for movable control and more flexible use by matching with the rotating connection of the connecting rod and the rotating bearings; the injection tube can regard as conventional needle tubing to use, when spraying the medicament, can add the injection medicament through the pipeline end that leads to, and the whole promotion of cooperation backing plate, push rod and piston can pressurize the blowout, and it is more convenient to add the medicine, uses more in a flexible way.

Drawings

Fig. 1 is a perspective view of a medicine ejection device for laryngeal anesthesia.

Fig. 2 is a schematic structural view of a medicine injection device for laryngeal anesthesia.

Fig. 3 is a schematic view showing a structure of an injection tube in a medicine injection apparatus for laryngeal anesthesia.

In the figure: 1-backing plate, 11-threaded hole, 12-sliding groove, 2-tooth socket, 21-tooth socket, 3-adjusting screw rod, 4-ring sleeve, 5-connecting rod, 51-rotating bearing, 52-spring, 53-placing hole, 6-injection tube, 61-tube body, 62-tube cover, 63-push rod, 64-piston, 65-backing plate and 66-communicating pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-2, in the embodiment of the present invention, a medicament injection device for laryngeal anesthesia includes a mouthpiece 2 and an injection tube 6, two sets of the mouthpiece 2 are symmetrically disposed, backing plates 1 are fixedly attached to opposite side surfaces of the mouthpiece 2, a relative distance between the backing plates 1 is controlled by an adjusting mechanism, and a movable installation structure for installing the injection tube 6 is further disposed between the backing plates 1.

Facing 2 is the arc bending structure of silica gel material, and the symmetry embedding is provided with alveolus 21 on facing 2 that is located both sides, alveolus 21 is located the side of keeping away from relatively of two sets of facing 2 respectively. When the tooth socket is used, a patient can respectively occlude upper teeth and lower teeth in tooth sockets 21 of tooth sockets 2 at two sides, the material and the shape of the tooth sockets 2 correspond to the normal tooth shape, and the silica gel material also has a certain fault-tolerant space and can adapt to the shapes and sizes of different patient teeth.

The shim plate 1 is a 304 stainless steel plate with the same shape as the tooth socket 2, threaded holes 11 are symmetrically embedded in opposite side surfaces of the shim plate 1, the threaded holes 11 are respectively positioned on two sides of the shim plate 1, and threads are tapped on the inner wall of each threaded hole 11; an adjusting mechanism is movably connected between the corresponding threaded holes 11 at the upper side and the lower side.

Adjustment mechanism comprises two adjusting screw 3 that correspond with both sides screw hole 11 respectively, opposite direction's screw thread is attacked to adjusting screw 3 upper and lower both sides, and respectively through the screw-thread fit with the 11 assembly connections of screw hole of both sides, 3 peripheral middle parts of adjusting screw still cup joint and be fixed with ring cover 4, ring cover 4 welded fastening be in adjusting screw 3 is peripheral, just 4 superficial portrays of ring cover have anti-skidding line. Drive adjusting screw 3 through rotating ring cover 4 and rotate, adjusting screw 3 and screw hole 11 pass through screw-thread fit assembly connection, because both ends screw thread opposite direction, and the disease interlock can fixed backing plate 1 and facing 2's position in alveolus 21, adjusting screw 3's rotation can drive backing plate 1 and facing 2 of both sides relatively close or keep away from relatively like this, just so can the activity strut the oral cavity of disease, be convenient for to the throat dose.

The middle part of the backing plate 1 is embedded with a sliding chute 12, the edge of the tail end of the sliding chute 12 is annularly contracted, a mounting structure is movably connected between the sliding chutes 12 at two sides, and the mounting structure comprises a rotating bearing 51 elastically connected in the sliding chute 12 through a spring 52 and a connecting rod 5 rotatably connected between the rotating bearings 51 at two sides; the rotating bearing 51 is in sliding fit with the inner wall of the sliding groove 12, and the middle part of the connecting rod 5 is also provided with a placement hole 53 for movably placing the injection tube 6. The injection pipe 6 that is used for dosing like this can realize stably dosing in settling the hole 53 through settling, and connecting rod 5 can realize through the rolling bearing 51 at both ends that the elasticity slides in spout 12 simultaneously, and the height of dosing can the swing joint, and cooperation connecting rod 5 and rolling bearing 51 rotate to be connected, and the position of dosing is convenient for swing joint, uses more in a flexible way.

Example 2

Referring to fig. 3, after the medicament is prepared, a conventional needle tube is generally used for injection, the medicament enters the needle tube through extraction, and the medicament is extracted continuously after injection, so that the use is inconvenient, in an embodiment of the present invention, a medicament injection apparatus for laryngeal anesthesia is configured, in addition to embodiment 1, the injection tube 6 is composed of a tube body 61 of a conventional injection tube body structure, a tube cap 62 detachably assembled on the tube body 61, a push rod 63 slidably disposed on the tube cap 62, and a piston 64 connected to a tail end of the push rod 63, the piston 64 is correspondingly matched with an inner tail end of the tube body 61 in size, the piston 64 is slidably matched in the tube body 61, a backing plate 65 is further fixedly disposed on an upper end periphery of the push rod 63, and a conducting pipeline 66 is disposed through centers of the push rod 63 and the piston 64. When the injection device is used, the opening of the guide pipeline 66 at the tail end of the push rod 63 is plugged, the injection tube 6 can be used as a conventional needle tube, when a medicament is injected, the injection medicament can be added through the tail end of the guide pipeline 66, the injection medicament can be pressurized and sprayed out by matching with the integral pushing of the base plate 65, the push rod 63 and the piston 64, the medicament adding is more convenient, and the use is more flexible.

The working principle of the invention is as follows: when the dental mouthpiece is used, a patient can respectively bite the upper teeth and the lower teeth into the tooth sockets 21 of the tooth sockets 2 at the two sides, the material and the shape of the tooth sockets 2 correspond to the shape of the normal teeth, and the silica gel material also has a certain fault-tolerant space and can adapt to the shapes and sizes of the teeth of different patients; the adjusting screw rod 3 is driven to rotate by rotating the ring sleeve 4, the adjusting screw rod 3 is in fit assembly connection with the threaded hole 11 through threads, because the thread directions of the two ends are opposite, and the patient is occluded in the tooth socket 21 to fix the positions of the base plate 1 and the tooth socket 2, the base plate 1 and the tooth socket 2 on the two sides can be driven to relatively approach or relatively separate by the rotation of the adjusting screw rod 3, so that the oral cavity of the patient can be movably opened, and the medicine can be conveniently fed to the throat; the injection tube 6 for administration can realize stable administration by being arranged in the arrangement hole 53, meanwhile, the connecting rod 5 can realize elastic sliding in the sliding chute 12 through the rotating bearings 51 at the two ends, the administration height can be movably adjusted, and the administration position is convenient for movable control and more flexible use by matching the rotating connection of the connecting rod 5 and the rotating bearings 51; the injection tube 6 can be used as a conventional needle tube, when injecting the medicament, the medicament can be injected through the end of the guide pipeline 66, the medicament can be pressurized and sprayed out by matching with the integral pushing of the base plate 65, the push rod 63 and the piston 64, the medicament can be added more conveniently, and the use is more flexible.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a medicament injection apparatus for laryngeal anesthesia, includes facing (2) and injection syringe (6), its characterized in that, facing (2) symmetry is equipped with two sets ofly, and is fixed with backing plate (1) in the opposite flank laminating of facing (2), control relative distance through adjustment mechanism between backing plate (1), still be equipped with the activity arrangement structure that is used for settling injection syringe (6) between backing plate (1).

2. The medicament injection apparatus for laryngeal anesthesia according to claim 1, wherein the mouthpiece (2) is an arc-shaped curved structure made of silicone, alveolus (21) are symmetrically embedded in the mouthpiece (2) located at both sides, and the alveolus (21) are respectively located on the side surfaces of the two sets of mouthpiece (2) relatively far away.

3. The medicament injection apparatus for laryngeal anesthesia of claim 2, wherein the backing plate (1) is a stainless steel plate having the same shape as the mouthpiece (2), the backing plate (1) is symmetrically embedded with threaded holes (11) on opposite sides, the threaded holes (11) are respectively located on both sides of the backing plate (1), and the inner wall of the threaded holes (11) is tapped; an adjusting mechanism is movably connected between the corresponding threaded holes (11) on the upper side and the lower side.

4. The medicament injection apparatus for laryngeal anesthesia according to claim 3, wherein the adjusting mechanism is composed of two adjusting screws (3) respectively corresponding to the threaded holes (11) on both sides, the upper and lower sides of the adjusting screws (3) are tapped with threads in opposite directions, and the adjusting screws are respectively assembled with the threaded holes (11) on both sides through thread fit.

5. The medicament injection device for laryngeal anesthesia of claim 4, wherein a ring sleeve (4) is further sleeved and fixed in the middle of the periphery of the adjusting screw rod (3), the ring sleeve (4) is welded and fixed on the periphery of the adjusting screw rod (3), and anti-skid lines are carved on the surface of the ring sleeve (4).

6. The medicament injection device for laryngeal anesthesia of claim 3, characterized in that a sliding groove (12) is embedded in the middle of the backing plate (1), the edge of the tail end of the sliding groove (12) is annularly contracted, and a mounting structure is movably connected between the sliding grooves (12) at both sides.

7. The agent spraying apparatus for laryngeal anesthesia of claim 6, wherein said mounting structure comprises a rotary bearing (51) elastically connected in the chute (12) by a spring (52) and a link (5) rotatably connected between the rotary bearings (51) at both sides; the rotating bearing (51) is in sliding fit with the inner wall of the sliding groove (12), and the middle part of the connecting rod (5) is also provided with a placement hole (53) for movably placing the injection tube (6).

8. The agent ejection device for laryngeal anesthesia of claim 7, characterized in that the injection tube (6) is composed of a tube body (61), a tube cover (62) detachably mounted on the tube body (61), a push rod (63) slidably disposed on the tube cover (62), and a piston (64) connected to the end of the push rod (63), the piston (64) and the inner end of the tube body (61) are correspondingly matched in size, and the piston (64) is slidably fitted in the tube body (61).

9. The medicament injection device for laryngeal anesthesia of claim 8, wherein a backing plate (65) is further fixedly arranged on the periphery of the upper end of the push rod (63), and a communication duct (66) is arranged in the center of the push rod (63) and the piston (64) in a penetrating manner.