Intraoperative multifunctional hand fixing device

Abstract

The invention aims at providing an intraoperative multifunctional hand fixing device, and relates to the technical field of medical instruments, a rear clamp is used for clamping the root of a palm, a front clamp is used for clamping the finger root part, mounting frames are arranged on the two sides of a supporting plate, and after the palm is turned over, the hand fixing device can be mounted on the mounting frames, so that the hand fixing device can be mounted on the mounting frames; the front surface or the back surface of the palm is upward, so that artery and vein anastomosis is facilitated; a double-end telescopic plate is fixedly arranged on the front clamp, healthy fingers on the two sides of the severed finger are wound through winding belts at the two ends of the double-end telescopic plate, the healthy fingers on the two sides of the severed finger are separated through stretching and retracting of the double-end telescopic plate, the severed finger is exposed, and surgical operation is facilitated; the traction mechanism is arranged on the double-end telescopic plate in a sliding mode, the root of the severed finger is sleeved with the finger sleeve of the traction mechanism, the severed finger is pulled through stretching and retracting of the arc-shaped telescopic rod, the severed finger is made to be pulled forwards or backwards, the severed finger is fully exposed, and surgical operation is facilitated.

Description

Technical Field

[0001] The present invention relates to the technical field related to medical devices, and in particular to a multifunctional hand fixation device used during surgery. Background Art

[0002] In hand surgery, in the replantation of severed fingers, there will be a pronation force when the forearm is in the functional position after anesthesia, which affects the surgical operation. During the operation, bandage traction, clamping, or assistant hand pressure are generally used to stabilize the patient. Of course, a replantation plate can also be used for fixation. However, the traditional replantation plate is too simple, the fixation effect is average, and another doctor is needed to assist in controlling the patient's hand. In addition, the existing fixation device is not convenient for rotating the patient's hand after fixation, and it is not convenient for arterial and venous anastomosis. Summary of the invention

[0003] In view of the deficiencies of the prior art, the present invention provides the following technical solutions: A multifunctional hand fixation device for intraoperative use comprises a support plate, and a hand fixator detachably mounted on the support plate; the hand fixator comprises a rear clamp, a front clamp, and a telescopic connecting plate, and the front and rear ends of the telescopic connecting plate are respectively fixedly connected to the front clamp and the rear clamp; a pulling structure is slidably arranged on the front clamp, and a double-headed telescopic plate is fixedly arranged on the front clamp, and winding belts are arranged on the two protruding ends of the double-headed telescopic plate; the pulling structure comprises an arc-shaped telescopic rod, a telescopic sliding rod, and a finger sleeve, the telescopic sliding rod is slidably mounted on the double-headed telescopic rod, the arc-shaped telescopic rod is fixedly mounted on the protruding end of the telescopic sliding rod, and the finger sleeve is fixedly mounted on the protruding end of the arc-shaped telescopic rod.

[0004] Furthermore, the front clamp includes front splint 1, front splint 2 and a front telescopic plate, one end of front splint 1 and front splint 2 are respectively fixedly connected to the two ends of the front telescopic plate; the double-head telescopic plate is fixedly installed on front splint 2; the front end of the telescopic connecting plate is fixedly connected to the front telescopic plate.

[0005] Furthermore, the rear clamp includes rear splint 1, rear splint 2 and a rear telescopic plate, one end of the rear splint 1 and rear splint 2 are respectively fixedly connected to the two ends of the rear telescopic plate; the rear end of the telescopic connecting plate is fixedly connected to the rear telescopic plate, and a mounting block is fixedly provided on the rear telescopic plate.

[0006] Furthermore, mounting frames are fixedly provided on both sides of the support plate, mounting slots are provided on the mounting frames, the mounting blocks are detachably installed in the mounting slots, and fixing screws are provided on the mounting frames, and the mounting blocks are fixed by tightening the fixing screws.

[0007] Furthermore, ropes are provided on the two protruding ends of the double-head telescopic plate, and the finger sleeves are fixedly mounted on the ropes.

[0008] Furthermore, screw rods are arranged on the rear telescopic plate and the front telescopic plate, and the extension and retraction of the rear telescopic plate and the front telescopic plate are respectively controlled by rotating the screw rods.

[0009] Furthermore, a plurality of telescopic support rods are fixedly arranged below the support plate, a base is fixedly arranged at the lower end of the telescopic support rods, and a plurality of universal wheels are arranged below the base.

[0010] Furthermore, a telescopic column is fixedly arranged on the support plate, and an arc-shaped plate is fixedly arranged on the protruding end of the telescopic column.

[0011] Furthermore, a placement rack is slidably arranged at the front end of the support plate, and the placement rack includes a placement base plate, an insertion rod is fixedly arranged at one end of the placement base plate, the insertion rod is slidably inserted into the front end of the support plate, a telescopic connecting rod is fixedly arranged on the placement base plate, and a placement top plate is fixedly arranged on the protruding end of the telescopic connecting rod.

[0012] Compared with the prior art, the technical solution of this application has the following beneficial effects: The hand fixator of the present invention comprises a rear clamp, a front clamp and a telescopic connecting plate. When in use, the rear clamp is used to clamp the base of the palm, and the front clamp is used to clamp the base of the finger. Mounting frames are provided on both sides of the supporting plate. After turning over the palm, the hand fixator can be mounted on the mounting frame to fix the patient's hand so that the front side or the back side of the palm faces upward, which is convenient for arterial and venous anastomosis. A double-headed telescopic plate is fixedly provided on the front clamp, and the healthy fingers on both sides of the severed finger are wrapped by the wrapping belts at both ends of the double-headed telescopic plate, and the healthy fingers on both sides of the severed finger are pried apart by the expansion and contraction of the double-headed telescopic plate to expose the severed finger, which is convenient for surgical operation. A pulling mechanism is slidably provided on the double-headed telescopic plate, and the base of the severed finger is covered by the finger sleeve of the pulling mechanism, and the severed finger is pulled forward or backward by the expansion and contraction of the arc-shaped telescopic rod, so that the severed finger is fully exposed, which is convenient for surgical operation. The present invention connects the rear clamp and the front clamp through a telescopic connecting plate, and the distance between the rear clamp and the front clamp can be adjusted according to the size of the palm through the telescopic connecting plate; the position of the finger sleeve can be adjusted according to the position of the patient's severed finger through a sliding pulling mechanism, so as to adapt to different severed finger conditions; the position of the finger sleeve can be adjusted according to the position of the knuckle of the severed finger by connecting the telescopic sliding rod with the arc-shaped telescopic rod; The present invention provides a telescopic column on the support plate, and a curved plate is fixedly provided on the protruding end of the telescopic column, and the patient's arm can be supported by the curved plate; a plurality of telescopic support rods are provided below the support plate, a base is fixedly provided at the lower end of the telescopic support rod, and a plurality of universal wheels are provided below the base, and the fixing device can be conveniently moved to the side of the operating bed by the universal wheels, and the height of the support plate can be adjusted by extending and retracting the telescopic support rod; and surgical tools can be placed by sliding a placement rack in front of the support plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the upper structure of the hand fixer of the present invention; Figure 3 It is a schematic diagram of the lower structure of the hand fixer of the present invention.

[0014] In the figure: support plate-1, universal wheel-11, telescopic support rod-12, base-13, telescopic column-14, arc plate-15, mounting frame-16, placement bottom plate-2, insertion rod-21, telescopic connecting rod-22, placement top plate-23, fixing screw-3, hand fixer-4, rear clamp-41, rear splint 1-411, rear telescopic plate-412, rear splint 2-413, mounting block-414, telescopic connecting plate-42, front clamp-43, front splint 1-431, front telescopic plate-432, front splint 2-433, double-head telescopic plate-44, winding belt-45, rope-46, pulling structure-47, finger sleeve-471, arc-shaped telescopic rod-472, telescopic slide rod-473. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Example 1

[0016] See also Figure 1-3 A multifunctional hand fixation device for intraoperative use, comprising a support plate 1, a hand fixer 4 detachably mounted on the support plate 1; the hand fixer 4 comprises a rear clamp 41, a front clamp 43, and a telescopic connecting plate 42, the front and rear ends of the telescopic connecting plate 42 are respectively fixedly connected to the front clamp 43 and the rear clamp 41; a pulling structure 47 is slidably arranged on the front clamp 43, and a double-headed telescopic plate 44 is fixedly arranged on the front clamp 43, and winding belts 45 are arranged on the two protruding ends of the double-headed telescopic plate 44; the pulling structure 47 comprises an arc-shaped telescopic rod 472, a telescopic slide rod 473, and a finger sleeve 471, the telescopic slide rod 473 is slidably mounted on the double-headed telescopic rod, the arc-shaped telescopic rod 472 is fixedly mounted on the protruding end of the telescopic slide rod 473, and the finger sleeve 471 is fixedly mounted on the protruding end of the arc-shaped telescopic rod 472; In this embodiment, the front clamp 43 includes a front splint 1 431, a front splint 2 433 and a front telescopic plate 432, one end of the front splint 1 431 and the front splint 2 433 are respectively fixedly connected to the two ends of the front telescopic plate 432; the double-headed telescopic plate 44 is fixedly mounted on the front splint 2 433; the front end of the telescopic connecting plate 42 is fixedly connected to the front telescopic plate 432; the rear clamp 41 includes a rear splint 1 411, a rear splint 2 413 and a rear telescopic plate 412, one end of the rear splint 1 411 and the rear splint 2 413 are respectively fixedly connected to the two ends of the rear telescopic plate 412; the rear end of the telescopic connecting plate 42 is fixedly connected to the rear telescopic plate 412, and a mounting block 414 is fixedly provided on the rear telescopic plate 412; In this embodiment, mounting frames 16 are fixedly provided on both sides of the support plate 1, and mounting grooves are provided on the mounting frames 16. The mounting blocks 414 are detachably installed in the mounting grooves, and fixing screws 3 are provided on the mounting frames 16, and the mounting blocks 414 are fixed by tightening the fixing screws 3. In this embodiment, ropes 46 are provided on the two protruding ends of the double-head telescopic plate 44, and the finger sleeve 471 is fixedly mounted on the rope 46; screw rods are provided on the rear telescopic plate 412 and the front telescopic plate 432, and the extension and retraction of the rear telescopic plate 412 and the front telescopic plate 432 are respectively controlled by rotating the screw rods; In this embodiment, the hand fixator 4 includes a rear clamp 41, a front clamp 43, and a telescopic connecting plate 42. When in use, the hand is clamped at the base of the palm by the rear clamp 41, and at the base of the fingers by the front clamp 43. Mounting frames 16 are provided on both sides of the support plate 1. After the palm is turned over, the hand fixator 4 can be installed on the mounting frame 16 to fix the patient's hand so that the front side or the back side of the palm faces upward, which is convenient for arterial and venous anastomosis. A double-headed telescopic plate 44 is fixedly provided on the front clamp 43, and the healthy fingers on both sides of the severed finger are wrapped by the wrapping belts 45 at both ends of the double-headed telescopic plate 44. The healthy fingers on both sides of the severed finger are pried apart by the telescopic extension of the double-headed telescopic plate 44 to expose the severed finger, so as to facilitate the anastomosis of the artery and vein. For surgical operation; and by slidingly setting a pulling mechanism on the double-head telescopic plate 44, the root of the severed finger is covered by the finger sleeve 471 of the pulling mechanism, and the severed finger is pulled by the extension of the arc-shaped telescopic rod 472, so that the severed finger is bent forward or backward, and the severed finger is fully exposed, which is convenient for surgical operation; the rear clamp 41 and the front clamp 43 are connected by the telescopic connecting plate 42, and the distance between the rear clamp 41 and the front clamp 43 can be adjusted according to the size of the palm through the extension of the telescopic connecting plate 42; the position of the finger sleeve 471 can be adjusted according to the position of the patient's severed finger through the sliding pulling mechanism, so as to adapt to different severed finger conditions; the arc-shaped telescopic rod 472 is connected by the telescopic slide rod 473, and the position of the finger sleeve 471 can be adjusted according to the position of the knuckle of the severed finger. Example 2

[0017] See also Figure 1-3According to Embodiment 1, a plurality of telescopic support rods 12 are fixedly arranged below the support plate 1, a base 13 is fixedly arranged at the lower end of the telescopic support rod 12, and a plurality of universal wheels 11 are arranged below the base 13; a telescopic column 14 is fixedly arranged on the support plate 1, and an arc plate 15 is fixedly arranged on the extended end of the telescopic column 14; a placement rack is slidably arranged at the front end of the support plate 1, and the placement rack includes a placement bottom plate 2, an insertion rod 21 is fixedly arranged at one end of the placement bottom plate 2, and the insertion rod 21 is slidably inserted into the front end of the support plate 1, a telescopic connecting rod 22 is fixedly arranged on the placement bottom plate 2, and a placement top plate 23 is fixedly arranged on the extended end of the telescopic connecting rod 22; In this embodiment, a telescopic column 14 is provided on the support plate 1, and an arc plate 15 is fixedly provided on the protruding end of the telescopic column 14, and the patient's arm can be supported by the arc plate 15; a plurality of telescopic support rods 12 are provided below the support plate 1, and a base 13 is fixedly provided at the lower end of the telescopic support rod 12, and a plurality of universal wheels 11 are provided below the base 13, and the universal wheels 11 can be used to conveniently move the fixing device to the side of the operating bed, and the height of the support plate 1 can be adjusted by extending and retracting the telescopic support rod 12; surgical tools can be placed by sliding a placement rack in front of the support plate 1.

[0018] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A multifunctional hand fixation device for intraoperative use, comprising a support plate, characterized in that: A hand fixer is detachably mounted on the support plate; the hand fixer comprises a rear clamp, a front clamp, and a telescopic connecting plate, the front and rear ends of the telescopic connecting plate are respectively fixedly connected to the front clamp and the rear clamp; a pulling structure is slidably arranged on the front clamp, and a double-headed telescopic plate is fixedly arranged on the front clamp, and winding belts are arranged on the two protruding ends of the double-headed telescopic plate; the pulling structure comprises an arc-shaped telescopic rod, a telescopic sliding rod, and a finger sleeve, the telescopic sliding rod is slidably mounted on the double-headed telescopic rod, the arc-shaped telescopic rod is fixedly mounted on the protruding end of the telescopic sliding rod, and the finger sleeve is fixedly mounted on the protruding end of the arc-shaped telescopic rod.

2. A multifunctional hand fixation device for intraoperative use according to claim 1, characterized in that: The front clamp includes front splint 1, front splint 2 and a front telescopic plate, one end of the front splint 1 and the front splint 2 are respectively fixedly connected to the two ends of the front telescopic plate; the double-head telescopic plate is fixedly installed on the front splint 2; the front end of the telescopic connecting plate is fixedly connected to the front telescopic plate.

3. The multifunctional hand fixation device for intraoperative use according to claim 1, characterized in that: The rear clamp includes a rear splint 1, a rear splint 2 and a rear telescopic plate, one end of the rear splint 1 and the rear splint 2 are respectively fixedly connected to the two ends of the rear telescopic plate; the rear end of the telescopic connecting plate is fixedly connected to the rear telescopic plate, and a mounting block is fixedly provided on the rear telescopic plate.

4. A multifunctional hand fixation device for intraoperative use according to claim 3, characterized in that: Mounting frames are fixedly arranged on both sides of the support plate, and mounting slots are provided on the mounting frames. The mounting blocks are detachably installed in the mounting slots, and fixing screws are arranged on the mounting frames, and the mounting blocks are fixed by tightening the fixing screws.

5. The multifunctional hand fixation device for intraoperative use according to claim 1, characterized in that: Ropes are arranged on the two protruding ends of the double-head telescopic plate, and the finger sleeves are fixedly mounted on the ropes.

6. The multifunctional hand fixation device for intraoperative use according to claim 1, characterized in that: The rear telescopic plate and the front telescopic plate are provided with screw rods, and the extension and retraction of the rear telescopic plate and the front telescopic plate are respectively controlled by rotating the screw rods.

7. The multifunctional hand fixation device for intraoperative use according to claim 1, characterized in that: A plurality of telescopic support rods are fixedly arranged below the support plate, a base is fixedly arranged at the lower end of the telescopic support rods, and a plurality of universal wheels are arranged below the base.

8. The multifunctional hand fixation device for intraoperative use according to claim 1, characterized in that: A telescopic column is fixedly arranged on the support plate, and an arc-shaped plate is fixedly arranged on the extended end of the telescopic column.

9. The multifunctional hand fixation device for intraoperative use according to claim 1, characterized in that: A placement rack is slidably arranged at the front end of the support plate, and the placement rack includes a placement bottom plate, an insertion rod is fixedly arranged at one end of the placement bottom plate, the insertion rod is slidably inserted into the front end of the support plate, a telescopic connecting rod is fixedly arranged on the placement bottom plate, and a placement top plate is fixedly arranged on the protruding end of the telescopic connecting rod.

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