Head fixing device for ultrasonic guided neck minimally invasive interventional operation

Abstract

The utility model relates to the technical field of medical auxiliary instruments, and particularly discloses a head fixing device for ultrasonic guided neck minimally invasive interventional surgery, which comprises a bottom plate, a headrest fixedly arranged at the top of the bottom plate, a top plate arranged at the top of the bottom plate, a plurality of fixing rods fixedly arranged at the bottom of the top plate, and a plurality of connecting rods fixedly arranged at the bottom of the top plate. The bottoms of the multiple fixing rods are fixedly arranged on the top of a bottom plate, a pressing mechanism is arranged below the top plate, and two symmetrically-arranged mounting bases are fixedly arranged on the top of the bottom plate. The fixing rod, the spring and the pressing plate are used in cooperation, the forehead position is conveniently pressed and fixed, meanwhile, the height position of the pressing plate is fixed when the pressing plate is pressed and fixed, the lower jaw position is fixed through the arrangement and use of the elastic belt and the fixing belt, and meanwhile the elastic belt exerts pulling force on the lower jaw position; the lower jaw of a user is lifted upwards, the lower jaw of a patient is prevented from being tightly attached to the neck during an operation, and the influence on the operation is prevented.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of medical auxiliary instrument, concretely relates to a head fixing device of ultrasonic guided neck minimally invasive interventional operation. BACKGROUND

[0002] Minimally invasive surgery is a medical science branch that through small trauma or small approach, special instruments, physical energy or chemical agents are sent into the human body, surgical operation such as inactivation, resection, repair or reconstruction of the human body's pathological changes, deformity, trauma is completed, so as to achieve the purpose of treatment, and its characteristic is that the trauma to the patient is obviously smaller than that of the corresponding traditional surgery.

[0003] With the high incidence of thyroid tumor in China, the qualitative diagnosis of thyroid nodule and thyroid peripheral lymph node is particularly important. Ultrasound-guided thyroid and cervical lymph node interventional diagnosis includes fine needle aspiration cytology and coarse needle histological biopsy. This technology has the advantages of wide adaptability and few contraindications. At present, it has been listed as the most accurate primary method for diagnosing thyroid nodules in clinical practice in the United States, and has become the gold standard for the diagnosis of thyroid nodules. With the development of interventional medicine, ultrasound-guided treatment of thyroid nodules and cervical lymph nodes is also increasingly valued and favored by clinicians, including: ultrasound-guided sclerotherapy of thyroid cystic nodules, ultrasound-guided radiofrequency, microwave and laser ablation therapy of thyroid nodules and cervical lymph nodes.

[0004] The head fixing device of the existing ultrasonic guided neck minimally invasive interventional operation has poor fixing effect when in use, and is inconvenient for fixing the forehead and the mandibular position of the user. Since the mandibular position is close to the neck position, the patient's mandible is easy to stick to the neck during the operation, thereby hindering the operation and being inconvenient to use. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a head fixing device of ultrasonic guided neck minimally invasive interventional operation, which is convenient for fixing the forehead and the mandibular position of the user, so that the mandibular position is lifted away from the neck, and the operation is convenient.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A head fixing device of ultrasonic guided neck minimally invasive interventional operation, comprising: a bottom plate, a headrest is fixedly arranged on the top of the bottom plate, a top plate is arranged on the top of the bottom plate, a plurality of fixing rods are fixedly arranged on the bottom of the top plate, the bottoms of the fixing rods are fixedly arranged on the top of the bottom plate, a pressing mechanism is arranged below the top plate, two symmetrical mounting seats are fixedly arranged on the top of the bottom plate, the mounting seats are arranged on the two sides of the headrest respectively, and a side support assembly is arranged on the mounting seat;

[0008] The pressing mechanism comprises a pressing plate which is sleeved on the plurality of fixed rods, a plurality of springs are fixedly arranged between the top plate and the pressing plate, the plurality of springs are respectively sleeved on the plurality of corresponding fixed rods, and a mandibular fixing assembly is arranged on the pressing plate.

[0009] Preferably, the mandibular fixing assembly comprises two fixing blocks fixedly arranged on both sides of the pressing plate, elastic bands are fixedly arranged on the fixing blocks, and the same fixing band is fixedly arranged on the side, away from the fixing blocks, of the two elastic bands.

[0010] Preferably, the middle part of the pressing plate is arranged in an arc shape, and a first soft pad is fixedly arranged at the bottom of the pressing plate.

[0011] Preferably, the side surface supporting assembly comprises mounting blocks which are slidably arranged on the top of the mounting base, side plates are fixedly arranged on the top of the mounting blocks, the side plates are arranged in an arc shape, and an adjusting assembly for adjusting the distance between the two mounting blocks is arranged on the bottom plate.

[0012] Preferably, the adjusting assembly comprises two fixing members which are fixedly arranged on the top of the bottom plate, a bidirectional screw rod is rotatably arranged between the two fixing members, and the bidirectional screw rod is threadedly connected with the two mounting blocks.

[0013] Preferably, a through groove which is matched with the bidirectional screw rod is formed in the headrest, one end of the bidirectional screw rod penetrates through the fixing member and is fixedly provided with a rotating block, and the rotating block is rotatably arranged on the outer side wall of the corresponding fixing member.

[0014] Preferably, a sliding block is fixedly arranged at the bottom of the mounting block, a sliding groove which is matched with the sliding block is formed in the top of the mounting base, the sliding block is arranged in the sliding groove, and second soft pads are fixedly arranged on the outer side walls of the opposite ends of the two side plates.

[0015] Compared with the prior art, the headrest has the following beneficial effects:

[0016] (1) By cooperation of the fixed rods, the springs and the pressing plate, the forehead position can be conveniently pressed and fixed, the height position of the pressing plate is fixed during pressing and fixing, the mandibular position is fixed by cooperation of the elastic bands and the fixing band, the elastic bands exert a pulling force on the mandibular position, the mandibular position of the user is lifted upward, the mandibular position of the patient is prevented from being close to the neck during surgery, the operation is prevented from being affected, and the surgery is facilitated.

[0017] (2) Through the installation of the block and the setting use of the side plate, the head side of the user is conveniently supported, limited and fixed, the fixing effect of the device on the head is improved, and through the installation of the rotating block and the setting use of the bidirectional screw rod, the spacing between the two side plates is conveniently adjusted, so that the device is suitable for fixing heads of different sizes, the applicability of the device is improved, and the setting use of the headrest, the first soft pad and the second soft pad improves the comfort of the device during use. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is one of the perspective views of the utility model;

[0019] Figure 2 It is the second perspective view of the utility model;

[0020] Figure 3 It is a schematic view of the connecting structure of the pressing plate and the fixing belt in the utility model;

[0021] Figure 4 It is a schematic view of the connecting structure of the installation block and the bidirectional screw rod in the utility model;

[0022] In the drawing: 1, bottom plate; 2, headrest; 3, fixed rod; 4, top plate; 5, mounting seat; 6, pressing plate; 7, side plate; 8, spring; 9, fixed block; 10, elastic belt; 11, fixing belt; 12, installation block; 13, first soft pad; 14, bidirectional screw rod; 15, rotating block; 16, second soft pad. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Embodiment one:

[0025] Please refer to Figures 1-4 As shown in the drawing, a head fixing device for ultrasonic-guided neck minimally invasive interventional surgery, comprising: a bottom plate 1, the top of the bottom plate 1 is fixedly provided with a headrest 2, the top of the bottom plate 1 is provided with a top plate 4, the bottom of the top plate 4 is fixedly provided with a plurality of fixed rods 3, the bottom of the plurality of fixed rods 3 is fixedly provided on the top of the bottom plate 1, a pressing mechanism is arranged below the top plate 4, the top of the bottom plate 1 is fixedly provided with two symmetrically arranged mounting seats 5, the two mounting seats 5 are arranged on the two sides of the headrest 2 respectively, and a side support assembly is arranged on the mounting seat 5;

[0026] The pressing mechanism comprises a pressing plate 6 which is sleeved on the plurality of fixed rods 3, a plurality of springs 8 are fixedly arranged between the top plate 4 and the pressing plate 6, the plurality of springs 8 are sleeved on the corresponding plurality of fixed rods 3 respectively, and a mandibular fixing assembly is arranged on the pressing plate 6.

[0027] As can be seen from the above, the pressing plate 6 is pulled upward, the head of the user is placed on the headrest 2, the pressing plate 6 is slowly released, the pressing plate 6 is moved downward under the pushing of the spring 8, the pressing plate 6 is fixedly attached to the forehead position, and then the mandibular fixing assembly is used to fix the mandibular position of the user;

[0028] Through the arrangement of the side support assembly, the head of the user is supported and fixed on both sides, so that the head of the user is fixed, the mandible of the user is lifted away from the neck position, and the mandible of the patient is prevented from being close to the neck during the operation, so that the operation is facilitated.

[0029] Specifically, regarding the above-mentioned mandibular fixing assembly, referring to Figure 1 、 Figure 2 and Figure 3 , the mandibular fixing assembly comprises two fixed blocks 9 fixedly arranged on both sides of the pressing plate 6, the fixed blocks 9 are fixedly provided with elastic bands 10, and the two elastic bands 10 are fixedly provided with the same fixed band 11 away from the fixed blocks 9.

[0030] As can be seen from the above, the mandible is fixed by the fixed band 11, and the elastic band 10 is contracted at the same time, so that the elastic band 10 drives the mandible to be lifted up through the fixed band 11, thereby avoiding the mandible and the neck position from being attached to each other when the head is fixed, and facilitating the exposure of the neck position for operation.

[0031] Specifically, regarding the above-mentioned side support assembly, referring to Figure 1 、 Figure 2 and Figure 4 , the side support assembly comprises a mounting block 12 which is slidably arranged on the top of the mounting seat 5, a side plate 7 is fixedly arranged on the top of the mounting block 12, the side plate 7 is arranged in an arc shape, and an adjusting assembly for adjusting the distance between the two mounting blocks 12 is arranged on the bottom plate 1.

[0032] The adjusting assembly comprises two fixed parts fixedly arranged on the top of the bottom plate 1, a bidirectional screw rod 14 is rotatably arranged between the two fixed parts, and the bidirectional screw rod 14 is threadedly connected between the two mounting blocks 12.

[0033] A through groove matched with the bidirectional screw rod 14 is formed in the headrest 2, one end of the bidirectional screw rod 14 penetrates through the fixed part and is fixedly provided with a rotating block 15, and the rotating block 15 is rotatably arranged on the outer side wall of the fixed part at the corresponding position.

[0034] From the above, by rotating the rotating block 15 clockwise or counterclockwise, the rotating block 15 drives the bidirectional screw rod 14 to rotate, so that the two mounting blocks 12 move in opposite or opposite directions, when the two mounting blocks 12 move in opposite directions, the side plate 7 is close to the head side position, so that the side plate 7 supports and fixes the head side, after the operation, the side plate 7 is away from the head, which is convenient for contact and fixation of the head side. The use is convenient.

[0035] Embodiment two:

[0036] As shown in Figure 1 , Figure 2 and Figure 3 , the middle position of the pressing plate 6 is arc-shaped, and the bottom of the pressing plate 6 is fixedly provided with a first soft pad 13.

[0037] From the above, through the arc-shaped setting, the pressing plate 6 is convenient for pressing and fixing, and through the use of the first soft pad 13, the discomfort caused by the pressing plate 6 to the head during pressing and fixing is reduced.

[0038] Preferably, as shown in Figure 4 , the bottom of the mounting block 12 is fixedly provided with a sliding block, the top of the mounting seat 5 is provided with a sliding groove matched with the sliding block, the sliding block is arranged in the sliding groove, and the second soft pad 16 is fixedly arranged on the outer side wall of the opposite end of the two side plates 7.

[0039] From the above, through the use of the second soft pad 16, the direct contact between the side plate 7 and the head side is avoided, and the comfort of the device during use is improved.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A head fixation device for ultrasound-guided minimally invasive interventional procedures of the neck, characterized in that The utility model relates to a kind of headrests, including: Bottom plate (1), headrest (2) is fixedly provided on the top of the bottom plate (1), the top of the bottom plate (1) is equipped with top plate (4), a plurality of fixed rods (3) are fixedly provided on the bottom of the top plate (4), and the bottom of the plurality of fixed rods (3) is fixedly provided on the top of the bottom plate (1), the pressing mechanism is equipped below the top plate (4), the top of the bottom plate (1) is fixedly provided with two mounting seats (5) being symmetrically arranged, and the two mounting seats (5) are respectively arranged on the two sides of headrest (2), and side face supporting assembly is equipped on the mounting seat (5). The pressing mechanism includes pressing plate (6), the pressing plate (6) is slidably sleeved on a plurality of fixed rods (3), a plurality of springs (8) are fixedly arranged between the top plate (4) and the pressing plate (6), a plurality of the spring (8) is respectively sleeved on corresponding plurality of fixed rods (3), and the pressing plate (6) is equipped with mandibular fixation assembly.

2. The head fixation device for ultrasound-guided minimally invasive neck interventions according to claim 1, characterized in that The mandibular fixation assembly includes two fixed blocks (9) fixedly arranged on the two sides of the pressing plate (6), the fixed block (9) is fixedly provided with elastic belt (10), and the same fixed belt (11) is fixedly arranged on the side away from the fixed block (9) of the two elastic belts (10).

3. The head fixation device for ultrasound-guided minimally invasive neck interventions according to claim 1, characterized in that The pressing plate (6) is arranged in arc shape at middle position, and the first soft pad (13) is fixedly arranged on the bottom of the pressing plate (6).

4. The head fixation device for ultrasound-guided minimally invasive neck interventions according to claim 1, characterized in that The side face supporting assembly includes mounting block (12) slidably arranged on the top of the mounting seat (5), the side plate (7) is fixedly arranged on the top of the mounting block (12), the side plate (7) is arranged in arc shape, and the adjusting assembly for adjusting the spacing between the two mounting blocks (12) is arranged on the bottom plate (1).

5. The head fixation device for ultrasound-guided minimally invasive procedures in the neck according to claim 4, characterized in that: The adjusting assembly includes two fixed parts fixedly arranged on the top of the bottom plate (1), the bidirectional screw rod (14) is rotatably arranged between the two fixed parts, and the bidirectional screw rod (14) and the two mounting blocks (12) are threadedly connected.

6. The head fixation device for ultrasound-guided minimally invasive neck interventions according to claim 5, characterized in that The headrest (2) is provided with a through slot matched with the bidirectional screw rod (14), one end of the bidirectional screw rod (14) penetrates the fixed part and is fixedly provided with the rotating block (15), and the rotating block (15) is rotatably arranged on the outer side wall of the fixed part at the corresponding position.

7. The head fixation device for ultrasound-guided minimally invasive procedures in the neck according to claim 4, characterized in that: The mounting block (12) is fixedly provided with a sliding block on the bottom, the mounting seat (5) is provided with a sliding groove matched with the sliding block on the top, the sliding block is arranged in the sliding groove, and the second soft pad (16) is fixedly arranged on the outer side wall of the opposite end of the two side plates (7).

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