Intraoral fixator for trachea cannula
By designing an openable structure and an internal airbag for the endotracheal intubation port fixation device, the problems of easy dislodgement and contamination of existing intubation devices are solved, achieving stability and clear vision, and making it suitable for various surgical environments.
Patent Information
- Application Number
- CN202422930316.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-29
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2034-11-29
AI Technical Summary
Existing endotracheal intubation fixation devices are inconvenient to use, prone to falling off, and pose risks of tooth damage and contamination, especially affecting surgical field observation in maxillofacial surgery and facial plastic surgery.
An intraoral fixation device for endotracheal intubation was designed. It adopts an integrated openable structure, with an internal airbag to fix the catheter, and a sponge pad is added to the outside of the hollow inner core to avoid damage to teeth and absorption of secretions by hard plastic. It is suitable for different types of intubation tubes.
It improves the stability of the intubation tube, reduces the risk of dislodgement, minimizes the chance of contamination, ensures a clear and unobstructed surgical field, and is suitable for various surgical environments.
Smart Images
Figure CN223944744U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to medical equipment technical field especially, relates to a kind of improved tracheal intubation oral cavity fixator. BACKGROUND
[0002] Tracheal intubation is the method that specially-made endotracheal tube is passed through oral cavity or nasal cavity, and is placed into trachea or bronchus, to provide the best conditions for respiratory tract patency, ventilation oxygen supply, respiratory tract suction etc.
[0003] The existing tracheal intubation fixator has various inconvenient conditions, and has various security risks, in clinical practice, due to the insecure intubation, catheter prolapse caused by dental pad stimulation and increased secretion occurs occasionally, there is a security risk, and maxillofacial surgery, nose surgery, facial plastic surgery are not suitable for adhesive tape external fixation, affect the field observation, intraoperative tracheal intubation needs to be moved flexibly in mouth, the existing mouth adhesive tape or fixator etc. The external tracheal catheter fixing mode is easy to fall off, which is not conducive to safety. UTILITY MODEL CONTENT
[0004] In view of the above analysis, the utility model aims at providing a kind of tracheal intubation oral cavity fixator to solve at least one of the problems of the inconvenient movement of existing tracheal intubation after fixation, easy to fall off, damage tooth and high pollution risk when intraoral fixator sleeve enters tracheal intubation.
[0005] The utility model discloses a kind of tracheal intubation oral cavity fixator, including pedestal 1, hollow inner core 2 and air bag 3;The central part of pedestal 1 is provided with through hole, and is fixedly connected with hollow inner core 2 inlet end;The inner wall of hollow inner core 2 adheres air bag 3;
[0006] The pedestal 1 includes symmetrical and buckled left base 101 and right base 102, the left base 101 and right base 102 buckled place are respectively connected by flexible connecting portion rotation and openable and closable connecting portion 5 connection;
[0007] The hollow inner core 2 includes symmetrical and buckled left half-round shell 201 and right half-round shell 202, the left half-round shell 201 and right half-round shell 202 buckled place are respectively connected by flexible connecting portion rotation and openable and closable connecting portion 5 connection.
[0008] It needs to be explained that the opening and closing end and rotatable end of the pedestal 1 and hollow inner core 2 are respectively kept consistent on circumference.
[0009] Further, the oral cavity fixator further includes sponge soft pad 6, and the sponge soft pad 6 is wrapped in the outer wall of hollow inner core 2.
[0010] Preferably, the air bag 3 comprises a main body part and a first closed end 301 and a second closed end 302, the air bag is adhered around the inner wall of the hollow inner core, the first closed end is not in contact with the second closed end in the deflated state of the air bag, wherein the first closed end is adhered to the inner wall of the left half shell 201, and the second closed end is adhered to the inner wall of the right half shell 202.
[0011] The outer circumference of the air bag is the circular arc length of the outer layer of the air bag between the first closed end 301 and the second closed end 302, and the ratio of the outer circumference of the air bag to the inner circumference of the hollow inner core is 0.9-0.95.
[0012] Further, the sponge cushion 6 is adhered around the outer wall of the hollow inner core and is disconnected at the flexible connection part and the openable and closable connection part 5 of the hollow inner core.
[0013] Preferably, the flexible connection part is an H-shaped silica gel sleeve 7.
[0014] Exemplarily, the flexible connection part is a concentric rotating shaft 8.
[0015] It should be noted that the unilateral opening and closing angle of the left half shell 201 and the right half shell 202 is 0°-45°.
[0016] Further, the openable and closable connection part 5 is a buckle connection, comprising a first buckling buckle 501 and a second buckling buckle 502, the first buckling buckle 501 is located on the opening and closing end face of the left half shell 201, and the second buckling buckle 502 is located on the opening and closing end face of the right half shell 202.
[0017] Compared with the prior art, the utility model can realize at least one of the following beneficial effects:
[0018] 1、 the utility model discloses a tracheal tube cannula mouth inner fixing device is designed as an integrated openable and closable structure, and the air bag is arranged in the inner wall of the hollow inner core, and the catheter is fixed by the built-in air bag inflation;Compared with the semi-open elastic buckle structure, the catheter is convenient to take and place, is more suitable to be placed in the mouth, and the pollution risk when taking and placing the cannula catheter is effectively reduced;Compared with the two-lip type split structure, it is more convenient to operate, avoids falling, and is convenient for the adhesion and inflation and deflation operation of the built-in air bag.
[0019] 2、 the utility model discloses a sponge cushion is designed on the outside of the hollow inner core, which can avoid the damage of the hard plastic tooth pad to the incisors on one hand, and can properly absorb the oral secretion on the other hand, to avoid the displacement of the mouth inner fixing device due to excessive secretion.
[0020] 3, the utility model discloses tracheal cannula intraoral fixator avoids traditional extraoral fixation, and is especially suitable for maxillofacial surgery, nose operation, face plastic surgery and other operations that are not suitable for adhesive tape external fixation, is convenient for moving intraoral fixator to move tracheal cannula left and right when needing operation operation, and is not interfered by external fixing adhesive tape, guarantees that the operation visual field is clear and unblocked.
[0021] 4, the utility model discloses tracheal cannula intraoral fixator can be suitable for various different models of tracheal cannula through the adjustment air bag inflation and deflation quantity flexible adjustment inner diameter, and the cost is low.
[0022] In the utility model, the above technical solutions can also be combined with each other to realize more preferred combination solutions. Other features and advantages of the utility model will be described in the following content, and some advantages can become apparent from the description or be understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained through the content specially pointed out in the text and the drawings. BRIEF DESCRIPTION OF DRAWINGS
[0023] The drawings are only for the purpose of showing specific embodiments and are not considered as limiting the utility model, and the same reference signs represent the same parts throughout the drawings.
[0024] Figure 1 It is intraoral fixator use state perspective drawing of the utility model;
[0025] Figure 2 It is intraoral fixator use state perspective drawing of the utility model; Figure 1 Figure 1 ;
[0026] Figure 3 It is intraoral fixator use state perspective drawing of the utility model; Figure 1 Figure 1 ;
[0027] Figure 4 It is intraoral fixator use state perspective drawing of the utility model; Figure 1 Figure 2 ;
[0028] Figure 5 It is intraoral fixator use state perspective drawing of the utility model; Figure 4
[0029] Figure 6 It is intraoral fixator use state perspective drawing of the utility model; Figure 1 Figure 2 ;
[0030] Figure 7 A schematic diagram showing the inflated state of the endotracheal tube and intraoral fixation device cuff of this utility model.
[0031] Figure 8 This is a schematic diagram of the deflation state of the endotracheal intubation and intraoral fixation device cuff of this utility model.
[0032] Figure 9 This is a partial perspective view of the openable and closable connecting part of the intraoral fixation device of this utility model in the open state.
[0033] Figure label:
[0034] 1-Base; 101-Left base; 102-Right base; 2-Hollow inner core; 201-Left semi-circular shell; 202-Right semi-circular shell; 3-Airbag; 301-Airbag in deflated state; 302-Airbag in inflated state; 4-First inflation valve; 5-Openable and closable connecting part; 501-First snap fastener; 502-Second snap fastener; 6-Sponge pad; 7-H-shaped silicone sleeve; 8-Concentric rotating shaft; 9-First inflation / deflation tube; 10-Conduit; 11-Sheath; 12-Second inflation / deflation tube; 13-Second inflation valve. Detailed Implementation
[0035] The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which constitute a part of this application and are used together with the embodiments of the present invention to illustrate the principles of the present invention, but are not intended to limit the scope of the present invention.
[0036] A specific embodiment of this utility model discloses an internal fixation device for the endotracheal intubation port, such as... Figure 1 As shown, it includes a base 1, a hollow inner core 2, and an airbag 3; a through hole is opened in the center of the base 1, which is fixedly connected to the inlet end of the hollow inner core 2; the airbag 3 is adhered to the inner wall of the hollow inner core 2;
[0037] The base 1 includes a symmetrical and interlocking left base 101 and a right base 102. The interlocking parts of the left base 101 and the right base 102 are respectively connected by a flexible connecting part and an openable connecting part 5.
[0038] The hollow inner core 2 includes a symmetrical and interlocking left semi-circular shell 201 and a right semi-circular shell 202. The interlocking parts of the left semi-circular shell 201 and the right semi-circular shell 202 are respectively connected by a flexible connecting part for rotation and by an openable connecting part 5.
[0039] It should be noted that the opening and closing ends and the rotatable ends of the base 1 and the hollow inner core 2 are in the same position on the circumference.
[0040] Furthermore, the intraoral fixator also includes a sponge pad 6, which is wrapped around the outer wall of the hollow inner core 2.
[0041] Preferably, the air bag 3 comprises a main body part and a first closed end 301 and a second closed end 302, the air bag is adhered around the inner wall of the hollow inner core, the first closed end is not in contact with the second closed end when the air bag is in the deflated state, wherein the first closed end is adhered to the inner wall of the left half shell 201, and the second closed end is adhered to the inner wall of the right half shell 202.
[0042] The outer circumference of the air bag is the arc length of the outer layer of the air bag between the first closed end 301 and the second closed end 302, and the ratio of the outer circumference of the air bag to the inner circumference of the hollow inner core is 0.9-0.95, which ensures that the air bag effectively compresses the tracheal cannula after inflation while leaving appropriate expansion space for the air bag.
[0043] Further, the sponge cushion 6 is adhered around the outer wall of the hollow inner core and is disconnected at the flexible connection part and the openable and closable connection part 5 of the hollow inner core, so that the base and the left and right parts of the hollow inner core can be smoothly opened and closed and rotated.
[0044] Preferably, as shown in Figure 2 , Figure 3 , the flexible connection part is an H-shaped silica gel sleeve 7.
[0045] The two ends of the H-shaped silica gel sleeve are fixed to the rotating ends of the left half shell and the right half shell, respectively, and are connected through the H-shaped web to realize relative rotation between the left half shell and the right half shell by the elasticity of silica gel. The length of the H-shaped web is 1.05-1.2 times the wall thickness of the left and right half shells, so that the left and right parts can reach the required opening and closing angle.
[0046] Exemplarily, as shown in Figure 4 , Figure 5 , Figure 6 , the flexible connection part is a concentric rotating shaft 8.
[0047] When the flexible connection part is a concentric rotating shaft, the rotating ends of the left half shell and the right half shell are buckled by clamping, the concentric rotating shaft passes through the clamping part to connect the two parts, realizing the rotation of the left half shell and the right half shell around the shaft center and realizing the relative movement.
[0048] It should be noted that the unilateral opening and closing angle of the left half shell 201 and the right half shell 202 is 0°-45°, and the tracheal cannula can be conveniently taken and placed.
[0049] Further, as shown in Figure 9 , the openable and closable connection part 5 is a buckle connection, comprising a first clamping buckle 501 and a second clamping buckle 502, the first clamping buckle 501 is located on the opening and closing end face of the left half shell 201, and the second clamping buckle 502 is located on the opening and closing end face of the right half shell 202.
[0050] Preferably, the first snap buckle 501 is a dovetail-shaped protrusion, and the second snap buckle 502 is a dovetail-shaped groove.
[0051] Further, the air bag 3 is provided with a first inflation pipe 9, which is arranged on the side of the base 1 not connected with the hollow inner core.
[0052] It should be noted that the tracheal tube comprises a cuff 11 and a second inflation pipe 12 connected by a catheter 10.
[0053] Preferably, the second inflation pipe 12 is provided with a second inflation valve 13 at the rear end of the inflation port, and the front end is in communication with the cuff 11 through one side of the tracheal tube.
[0054] Preferably, the tracheal tube is provided with scale lines on the outer wall, which facilitates observation of the depth of the tracheal tube and the position of the cuff.
[0055] As shown in Figure 7 , Figure 8 the utility model discloses a tracheal tube and intraoral fixator, which is used as follows: the openable and closeable connecting part 5 of the base 1 and the hollow inner core 2 is opened in sequence, and the opened intraoral fixator is placed in the mouth of a patient, wherein the base 1 is located in front of the incisors, the catheter of the tracheal tube is buckled to the openable and closeable connecting part of the base 1 and the hollow inner core 2 after being placed in the opening of the intraoral fixator, and the scale lines on the outer wall of the tracheal tube are used to confirm that the cuff 11 reaches the specified position (completely passes through the glottis).
[0056] The first inflation valve 4 and the first inflation pipe 9 are used to inflate the air bag 3 with gas to the appropriate position (generally, the inflation amount is 0.5-1ml, which is determined according to the outer diameter of the tracheal tube), and after the required inflation amount is reached, the tracheal tube cannot be moved up and down, and the appearance is observed to confirm that the steel wire tube is not deformed.
[0057] The second inflation valve 13 and the second inflation pipe 12 are used to inflate the cuff 11 with gas (generally, the inflation amount is 2-4ml, which is determined according to the operation condition), and the cuff pressure is 20-30cmH2O to ensure the airway sealing.
[0058] After the operation is completed, the gas in the air bag and the cuff is discharged through the second inflation pipe and the first inflation pipe in sequence, the openable and closeable connecting part of the base and the hollow inner core is opened, the left half-shell and the right half-shell of the hollow inner core are separated by 90°, and the fixator fixed at the catheter is taken out.
[0059] The utility model discloses through the trachea cannula mouth in the fixed device design is one -piece open -and -shut structure, and sets up the gasbag at the hollow inner core inner peripheral, fixes the catheter through the built -in gasbag inflation, and the sponge soft pad is designed in the hollow inner core outside, avoids the hard plastic tooth pad injury incisor, absorbs the secretion in the oral cavity, avoids the mouth in the fixed device and shifts because of the secretion is too much, simultaneously is not interfered by the outside fixed adhesive plaster, has guaranteed the clear unobstructed of operation visual field.
[0060] The above is only the preferred embodiment of the present application, but the scope of protection of the present application is not limited to this. Any person skilled in the art can easily think of changes or replacements within the technical scope disclosed by the present application, which should be covered within the scope of protection of the present application.
Claims
1. An internal fixation device for endotracheal intubation, characterized in that, It includes a base (1), a hollow inner core (2) and an airbag (3); the base (1) has a through hole in the center and is fixedly connected to the inlet end of the hollow inner core (2); the airbag (3) is attached to the inner wall of the hollow inner core (2); The base (1) includes a symmetrical and interlocking left base (101) and a right base (102), and the interlocking parts of the left base (101) and the right base (102) are respectively connected by a flexible connecting part and an openable connecting part (5). The hollow inner core (2) includes a symmetrical and interlocking left semicircular shell (201) and a right semicircular shell (202). The interlocking parts of the left semicircular shell (201) and the right semicircular shell (202) are respectively connected by a flexible connecting part and an openable connecting part (5).
2. The intraoral fixation device according to claim 1, characterized in that, The opening and closing ends and the rotatable ends of the base and the hollow inner core are positioned consistently on the circumference.
3. The intraoral fixation device according to claim 1, characterized in that, The intraoral fixation device also includes a sponge pad (6), which is wrapped around the outer wall of the hollow inner core (2).
4. The intraoral fixation device according to claim 1, characterized in that, The airbag (3) includes a main body and a first closed end (301) and a second closed end (302). The airbag is attached to the inner wall of the hollow inner core. When the airbag is in the deflated state, the first closed end and the second closed end do not contact each other. The first closed end is attached to the inner wall of the left semi-circular shell (201), and the second closed end is attached to the inner wall of the right semi-circular shell (202).
5. The intraoral fixation device according to claim 4, characterized in that, The outer circumference of the airbag is the arc length of the outer layer of the airbag from the first closed end (301) to the second closed end (302), and the ratio of the outer circumference of the airbag to the inner circumference of the hollow inner core is 0.9 to 0.
95.
6. The intraoral fixation device according to claim 3, characterized in that, The sponge pad (6) is adhered around the outer wall of the hollow inner core and is disconnected at the flexible connection part and the openable connection part (5) of the hollow inner core.
7. The intraoral fixation device according to claim 1, characterized in that, The flexible connecting part is an H-shaped silicone sleeve (7).
8. The intraoral fixation device according to claim 1, characterized in that, The flexible connection part is a concentric rotating shaft (8).
9. The intraoral fixation device according to claim 1, characterized in that, The opening angle of the left and right semicircular shells is 0° to 45°.
10. The intraoral fixation device according to claim 1, characterized in that, The openable connection part (5) is a snap-fit connection, including a first snap-fit (501) and a second snap-fit (502). The first snap-fit (501) is located on the opening and closing end face of the left semi-circular shell (201), and the second snap-fit (502) is located on the opening and closing end face of the right semi-circular shell (202).