CN218900006U

CN218900006U - Be used for free flap postoperative head fixing device of jaw face

Info

Publication number: CN218900006U
Application number: CN202221929175.7U
Authority: CN
Inventors: 杨霞; 李康; 侯锐; 张圃; 雷德林; 魏建华; 魏丽; 杨扬
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-04-25
Anticipated expiration: 2032-07-26

Abstract

The utility model relates to a head fixing device used after maxillofacial free skin flap operation, which relates to the technical field of medical appliances, wherein a rotating shaft is fixedly arranged in the middle of the left side of a frame by utilizing a shaft seat, a crank is fixedly connected with the rotating shaft after penetrating through a bearing at the front end of the frame, and a rubber pad is wound on the rotating shaft; the left side of the pulling plate is fixedly connected with the other end of the rubber pad; the movable rods are movably inserted into slots formed in the bottoms of the front side and the rear side of the frame from left to right respectively, the front end and the rear end of each movable rod extend out of the frame, the movable rods are positioned on the right side of the rotating shaft, supporting rods are fixedly arranged in the middle of each movable rod respectively, movable plates are fixedly arranged at the top ends of the supporting rods, each movable plate is of a folding structure, and the front side plate and the rear side plate of the middle plate of each movable plate are respectively connected with the front side plate and the rear side plate in a rotating mode through the rotating shaft; can fix patient's head, the doctor of being convenient for after the maxillofacial repair rebuilding operation is to the management of patient's head position, improves patient's comfort level and improves the survival rate of free skin flap, easy operation, the practicality is strong.

Description

Be used for free flap postoperative head fixing device of jaw face

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a head fixing device used after maxillofacial free skin flap operation.

Background

In recent years, with the continuous development of microsurgery, free skin flap repair and reconstruction technology is commonly applied to oral and maxillofacial surgery. The technique is often applied to patients with complex illness states, is used for repairing postoperative defects caused by severe diseases such as tumors and the like, and simultaneously recovers the appearance and functions of the patients, and has the characteristics of long time, large wound, high technical difficulty and the like. Once the free skin flap fails, the patient is not only economically damaged, but also severely impaired with respect to the relevant functions of the patient. The success or failure of the free skin flap is clearly related to the head position of the patient after operation. Improper head positioning can lead to torsion compression of the free flap vessel pedicles, which in turn can lead to vessel crisis, leading to flap failure. The clinical free skin flap repair usually requires the patient to rely on strong mind to ensure proper head position, and then the operation is successful, which greatly increases the discomfort of the patient after the operation, so that a head fixing device for the maxillofacial free skin flap postoperative is needed to solve the problems.

Disclosure of Invention

Aiming at the defects and shortcomings of the prior art, the utility model provides the head fixing device after the maxillofacial free skin flap operation, which is reasonable in design, can fix the head of a patient, is convenient for a doctor to manage the head of the patient after the maxillofacial repair reconstruction operation, improves the comfort level of the patient and the survival rate of the free skin flap, and is simple to operate and high in practicability.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the crank comprises a frame and a rotating shaft, wherein the rotating shaft is fixedly arranged in the middle of the left side of the frame by utilizing a shaft seat, a crank is fixedly connected with the rotating shaft after passing through a bearing at the front end of the frame, the crank is positioned at the rear side of the frame, and a rubber pad is wound on the rotating shaft;

it also comprises:

the left side of the pull plate is fixedly connected with the other end of the rubber pad;

the two movable rods are respectively and movably inserted into slots formed in the bottoms of the front side and the rear side of the frame from left to right, the front end and the rear end of each movable rod extend out of the frame, the movable rods are positioned on the right side of the rotating shaft, supporting rods are respectively and fixedly arranged in the middle of each movable rod, movable plates are fixedly arranged at the top ends of the supporting rods, and the front side plate and the rear side plate of the middle plate of each movable plate are respectively and rotatably connected with the front side plate and the rear side plate through the rotating shaft;

the limiting blocks are arranged on the inner wall of the frame respectively through springs, and the top ends of the limiting blocks are in contact with the front side plate and the rear side plate.

Preferably, the bottoms of the front side and the rear side of the opening of the right side in the frame are rotatably connected with hooks by utilizing a rotating shaft sleeved with torsion springs, the number of the hooks is two, one end of each torsion spring is propped against the bottom of the frame, and the other end of each torsion spring is propped against the hooks.

Preferably, the upper and lower both sides of the inside left side of frame fixedly be equipped with the dog, link up in the middle of the front and back both ends of dog and seted up the disinfection hole, the fixed setting of disinfection pipe is between two dogs, sets up the several trompil on the disinfection pipe, the disinfection pipe link up with the disinfection hole and be connected, the disinfection is gone up and is located one side of trompil and is equipped with the sponge of wiping, the rubber pad is inserted with the one section that the arm-tie links to each other and is wiped between the sponge with two, the sponge of wiping contacts with the rubber pad and sets up.

Preferably, the two ends of the movable rod extend out of the frame and are provided with threads, the nuts are respectively screwed at the threads at the two ends of the movable rod, and the two ends of the movable rod are respectively provided with a limiting strip.

Preferably, the movable plate is fixedly provided with an air bag.

Compared with the prior art, the utility model has the beneficial effects that: the head fixing device for the maxillofacial free skin flap postoperative can facilitate a doctor to fix the head of a patient, prevent the head from shifting, improve the comfort level of the patient, and more importantly improve the survival rate of the free skin flap. The utility model has the characteristics of reasonable arrangement, low manufacturing cost and the like.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic view of the internal structure of the present utility model.

Fig. 3 is a right side view of fig. 1.

Reference numerals illustrate:

the novel disinfection device comprises a frame 1, a rotating shaft 2, a crank 3, a rubber pad 4, a pull plate 5, a movable rod 6, a limit strip 6-1, a supporting rod 7, a movable plate 8, a limit block 9, a hook 10, a stop block 11, a disinfection hole 11-1, a disinfection tube 11-2, a wiping sponge 12, threads 13, nuts 14 and an air bag 15.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, in which preferred embodiments in the description are given by way of example only, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present utility model.

As shown in fig. 1-3, the following technical scheme is adopted in the specific embodiment: the utility model comprises a frame 1 and a rotating shaft 2, wherein the front and back bottoms of the opening on the right side in the frame 1 are rotatably connected with hooks 10 by utilizing the rotating shaft sleeved with torsion springs, one end of each torsion spring is propped against the bottom of the frame 1, the other end is propped against the hooks 5, a doctor stretches the pulling plate 5 to the position of the hook 10 to put the two ends of the pulling plate 5 into the hooks 10, the pulling plate 5 can be fixed, the rubber pad 4 covers the movable plate 8, the rubber pad 4 can avoid virus infection caused when the movable plate 8 contacts with the body of a patient, the stop blocks 11 are fixedly arranged on the upper and lower sides of the left side in the frame 1, the disinfection holes 11-1 are arranged in the middle of the front and back ends of the stop blocks 11 in a penetrating way, the disinfection tube 11-2 is fixedly arranged between the two stop blocks 11, a plurality of openings are arranged on the disinfection tube 11-2, the disinfection tube 11-2 is in through connection with the disinfection hole 11-1, a wiping sponge 12 is arranged on one side of the disinfection tube 11-2, which is positioned at the opening, a section of the rubber pad 4 connected with the pull plate 5 is inserted between the two wiping sponges 12 in a sliding way, the wiping sponge 12 is in contact with the rubber pad 4, a doctor injects disinfection alcohol into the disinfection hole 11-1, the disinfection alcohol flows into the disinfection tube 11-2, and then enters the wiping sponge 12 through the opening on the disinfection tube 11-2, so that the wiping sponge 12 wipes and disinfects the rubber pad 4, a rotating shaft 2 is fixedly arranged in the middle of the left side of the frame 1 by utilizing a shaft seat, a crank 3 is fixedly connected with the rotating shaft 2 after penetrating through a bearing at the front end of the frame 1, the crank 3 is positioned at the rear side of the frame 1, the rubber pad 4 is wound on the rotating shaft 2, and one end of the rubber pad 4 is connected with the rotating shaft 2;

it also comprises:

the left side of the pull plate 5 is fixedly connected with the other end of the rubber pad 4;

the two movable rods 6 are respectively and movably inserted into slots formed in the bottoms of the front side and the rear side of the frame 1 from left to right, the front end and the rear end of the movable rod 6 extend out of the frame 1, threads 13 are formed in the parts, extending out of the frame 1, of the two ends of the movable rod 6, nuts 14 are respectively screwed at the threads 13 of the two ends of the movable rod 6, the nuts 14 are meshed with the threads 13, limit strips 6-1 are respectively arranged at the two ends of the movable rod 6, when a doctor can move the movable rod to a proper position, the nuts 14 are screwed down, the movable rod 6 is fixed, when the nuts 14 are loosened, the limit strips 6-1 are arranged at the two ends of the movable rod 6, the nuts 14 can be prevented from falling, the movable rod 6 is positioned on the right side of the rotating shaft 2, support rods 7 are respectively and fixedly arranged at the top ends of the support rods 7, an air bag 15 is fixedly arranged on the front side and the rear side of the middle plate of the movable plate 8, the front side and the rear side of the middle plate are respectively screwed with the front side plate and the rear side plate 2, and the air bag 15 are respectively screwed on the front side and the rear side of the middle plate 8, and the head of the patient can be protected;

the limiting blocks 9 are arranged in number, are fixedly arranged on the inner wall of the frame 1 respectively through springs, and are arranged at the top ends of the limiting blocks 9 in contact with the front side plate and the rear side plate.

When the utility model is used, a doctor firstly injects sterilizing alcohol into the sterilizing hole 11-1 at the stop block 11, the sterilizing alcohol flows into the sterilizing tube 11-2, then enters the wiping sponge 12 through the opening on the sterilizing tube 11-2, and stretches the pulling plate 5 to the hook 10 at the bottom of the frame 1, at the moment, the wiping sponge 12 has sterilized the rubber pad 4, the rubber pad 4 can prevent virus infection at the part contacted with the body of a patient by the device, the pulling plate 5 is placed into the hook 10 to stabilize the rubber pad 4, then the doctor moves the movable rod 6 to the position corresponding to the cheek and the neck of the patient according to the head condition of the patient, the nuts 14 at the two ends of the movable rod 6 are screwed and fixed, the air bag 15 is opened and inflated, then the patient is laid flat, and the head is placed in the device, at the moment, the rubber pad 4 at the cheek and the neck of the patient is stuck on the cheek and the neck of the patient due to the effect of the limiting block 9, after the examination is completed, the doctor takes the pulling plate 5 out of the hook 10, and turns the rotating shaft 3 to retract the rubber pad 4 to make the sponge 4 pass through the wiping sponge 12 again.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the head of the patient can be fixed, so that a doctor can manage the head of the patient after the maxillofacial repair and reconstruction operation, the comfort level of the patient is improved, and the survival rate of free skin flaps is improved;

2. the rubber pad 4 can be disinfected and wiped clean when being pulled out and retracted by the aid of the wiping sponge 12, a doctor is not required to clean again, and the workload of the doctor is reduced;

3. the balloon 15 is provided so that the patient's head is comfortable when in the device, and is useful for examination of his or her head by a doctor.

It should be understood that those skilled in the art can make modifications to the technical solutions described in the foregoing embodiments and equivalent substitutions of some technical features, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A head fixing device used after maxillofacial free skin flap operation comprises a frame (1) and a rotating shaft (2), wherein the rotating shaft (2) is fixedly arranged in the middle of the left side of the frame (1) by utilizing a shaft seat, a crank (3) is fixedly connected with the rotating shaft (2) after penetrating through a bearing at the front end of the frame (1), the crank (3) is positioned at the rear side of the frame (1), and a rubber pad (4) is wound on the rotating shaft (2);

characterized in that it further comprises:

the left side of the pull plate (5) is fixedly connected with the other end of the rubber pad (4);

the movable rods (6) are moved to positions conforming to cheeks and necks of patients according to the conditions of the patients, the two movable rods (6) are movably inserted into slots formed in the bottoms of the front side and the rear side of the frame (1) from left to right, the front end and the rear end of each movable rod (6) extend out of the frame (1) to be arranged, each movable rod (6) is positioned on the right side of the corresponding rotating shaft (2), a supporting rod (7) is fixedly arranged in the middle of each movable rod (6), a movable plate (8) is fixedly arranged at the top end of each supporting rod (7), and the front side plate and the rear side plate are respectively screwed on the front side and the rear side of the middle plate of each movable plate (8) through the corresponding rotating shaft (2);

the air bags (15) are inwards extruded, rubber pads (4) at the cheek and the neck are attached to limiting blocks (9) at the cheek and the neck of a patient, the limiting blocks (9) are fixedly arranged on the inner wall of the frame (1) by springs respectively, and the top ends of the limiting blocks (9) are in contact with the front side plate and the rear side plate.

2. A head fixation device for maxillofacial free flap post-operative use as defined in claim 1, wherein: the two sides bottom around the right side opening part in frame (1) utilize the pivot that the cover was equipped with the torsional spring to connect soon has couple (10), couple (10) are two, the one end of torsional spring supports to establish in the bottom of frame, the other end supports to establish on couple (10).

3. A head fixation device for maxillofacial free flap post-operative use as defined in claim 1, wherein: the novel disinfection frame is characterized in that stop blocks (11) are fixedly arranged on the upper side and the lower side of the left side of the inside of the frame (1), disinfection holes (11-1) are formed in the middle of the front end and the rear end of each stop block (11), a disinfection tube (11-2) is fixedly arranged between the two stop blocks (11), a plurality of holes are formed in the disinfection tube (11-2), the disinfection tube (11-2) is in through connection with the disinfection holes (11-1), a wiping sponge (12) is arranged on one side of the disinfection tube (11-2), which is located at the holes, a section of a rubber pad (4) connected with a pulling plate (5) is inserted between the two wiping sponges (12) in a sliding mode, and the wiping sponges (12) are in contact with the rubber pad (4).

4. A head fixation device for maxillofacial free flap post-operative use as defined in claim 1, wherein: the two ends of the movable rod (6) extend out of the frame (1) and are provided with threads (13), nuts (14) are respectively screwed at the threads (13) at the two ends of the movable rod (6), and two ends of the movable rod (6) are respectively provided with a limit strip (6-1).

5. A head fixation device for maxillofacial free flap post-operative use as defined in claim 1, wherein: an air bag (15) is fixedly arranged on the movable plate (8).