50 results about "Pelvic fixation" patented technology

The utility model discloses a stretcher which comprises a stretcher body, a neck fixing band, a chest fixing band, an abdomen fixing band, a pelvis fixing band, limb fixing bands and fixing rings. A groove for placing the body of a patient is formed in the stretcher body, a neck fixing band, a chest fixing band, an abdomen fixing band, a pelvis fixing band and a limb fixing band are arranged on the two sides of the groove respectively, a plurality of fixing rings are arranged at the bottom of the stretcher body, and the fixing rings can be connected with a transfer trolley through fixing ropes; the neck fixing band, the chest fixing band, the abdomen fixing band, the pelvis fixing band and the limb fixing band are arranged on the stretcher, a patient lying on the stretcher can be effectively fixed, the turning probability of the patient is reduced, the multiple fixing rings are installed at the bottom of the stretcher, the stretcher can be fixed in a transfer trolley through the fixing ropes, and the stretcher is convenient to use. And the safety of the patient during transferring is improved.

The present invention belongs to the technical field of medical correction equipment, and discloses a modular scoliosis orthosis and a control method thereof, which is provided with a pelvic fixing mechanism for fixing the human pelvis through a pressing plate; a three-point pressure mechanism for applying pressure to the human sternum, ribs, clavicle and scapula through a pressing plate device; and an adjustment module for adjusting through a carbon fiber support bar and an aluminum alloy adjustment device. The present invention adopts a carbon fiber skeleton, which has good rigidity and is not easy to deform; at the same time, it utilizes the "three-point force" principle, and by setting a pressure pad and a stretching space, combined with growth mechanism, breathing training and gymnastics and other measures, it exerts anti-rotation, stretching and active correction effects, mainly targeting the three-dimensional pressure and large release space of scoliosis and rotation. The present invention does not need to take a negative plaster cast for the patient, but only needs to measure the patient's body surface parameters, and finally connects them into a complete orthosis. The entire device has a simple structure, is easy to wear, and gradually corrects the spine.

The utility model relates to the technical field of first-aid fixators, in particular to a pelvis and spine trauma first-aid fixator which comprises a pelvis fixing belt of a double-layer structure, a fixing air bag is installed between two layers of the pelvis fixing belt, one end of the fixing air bag is connected with an air pipe, the outer surface of the pelvis fixing belt is connected with the lower end of a spine supporting plate, and the spine supporting plate is connected with the pelvis fixing belt. The outer surface of the pelvis fixing band is connected with a first connecting rod and a second connecting rod respectively, the outer surfaces of the outer walls of the first connecting rod and the second connecting rod are connected with a first leg sleeve bag and a second leg sleeve bag respectively, the pelvis trauma fixing function and the spine and thigh restraining function can be integrated in one device, comprehensive protection is provided, and the fixing effect is good. Complex operation of a plurality of independent components in the prior art is avoided, the inflatable fixing air bag is arranged, protection can be achieved through the fixing air bag, supporting can be provided more effectively, the damping and supporting effects are improved, and then the comfort level and the fixing effect of a patient are improved.

The utility model discloses a waistband type pelvis fixing band for adults, a flexible pad comprises a main pad body and leg pad bodies arranged below the main pad body, the two leg pad bodies are respectively arranged on two opposite sides of the main pad body, a bedsore-preventing soft pad is arranged on the flexible pad body, an upper waistband and a lower waistband are arranged on the main pad body, and the upper waistband and the lower waistband are arranged on the main pad body. A leg fixing belt is arranged on the leg pad body, the upper waist belt, the lower waist belt and the leg fixing belt respectively comprise a first belt body and a second belt body which are oppositely arranged, a first connecting structure is arranged on the first belt body, and a second connecting structure is arranged on the second belt body. According to the waistband type pelvis fixing band for the adult, the fixing effect on the pelvis can be strengthened through the upper waistband, the lower waistband and the leg fixing band, the lower waistband or the upper waistband and the leg fixing band can be respectively opened when the waistband type pelvis fixing band is used, and therefore under the condition that the pelvis is stable, examination and nursing of the opened area can be achieved.

The utility model discloses a modularized pelvis fixator, relates to the technical field of medical instruments, and solves the problem that secondary injury is caused to a patient due to the fact that a connecting rod and a bone traction needle possibly interfere with each other when the number of operation parts is too large in the prior art. The main mounting seat is arranged on the outer trapezoidal supporting frame and used for mounting and locking the connecting rod, more straight line sections can be conveniently connected with the locking block through the outer trapezoidal supporting frame, meanwhile, the trapezoidal structure avoids shielding of an operation space in an operation, and better applicability is achieved; the outer trapezoid supporting frame has the advantages that the fixing rod scheme combination is more visual and convenient, meanwhile, the straight line section and the locking block can be connected more stably, the problem of unstable connection of the arc section is avoided, the inner rectangular supporting frame is adopted on the inner side, the inner operable space is larger, and operation in the operation is facilitated.

The utility model relates to the technical field of pelvic fixator, concretely is a hard pelvic fixator, including first reinforcing shell and second reinforcing shell, the outer surface of first reinforcing shell installs first clamping band, the outer surface of second reinforcing shell installs second clamping band, the surface one side of first reinforcing shell installs locking assembly, the front surface of first reinforcing shell and second reinforcing shell all installs support assembly, the back of second clamping band installs reinforcing assembly. The utility model discloses locking assembly and the cooperation of support assembly can make the support of patient fixed, lock the back of patient fast, and therefore through adjustable locking assembly and support assembly can fast the pelvic of patient is fixed.

The invention relates to an electric lock pin pressurizer which comprises a gear set shell, a driven gear and a driving gear which are meshed with each other are arranged in the gear set shell, the driving gear is detachably connected with an output shaft of a driving motor, and an inner threaded sleeve is fixedly arranged in the middle of the driven gear; a through hole is formed in the middle of the propelling screw rod along the axis, and the propelling screw rod is in threaded connection with the interior of the internal thread sleeve; the second lock head is fixedly arranged at the front end of the propelling screw rod and is used for locking the bone needle; the locking nut is located between the gear set shell and the second lock head and connected to the propelling screw in a threaded mode. The operation burden of a doctor is reduced, and the precision and success rate of an operation are improved; and the driving motor adopts quick-release connection, so that the use is convenient and flexible. The invention further relates to a pelvis fixing device. The pelvis fixing device comprises the pelvis fixator, the electric lock needle pressurizer and the ball head lock needle adjuster, wherein the electric lock needle pressurizer and the ball head lock needle adjuster are arranged on the pelvis fixator. The operation is simple and convenient, the operation time is shortened, and the operation safety and reliability are improved.

The invention belongs to the technical field of medical instruments, and particularly relates to a pelvis correcting device which comprises a vertical rhythm mechanism, a lifting supporting mechanism, a rotating mechanism and a pelvis fixing band, the vertical rhythm mechanism comprises a vibration mechanism, and the vibration mechanism is fixedly connected with an upper shell bottom plate and two pedals arranged in a sliding mode; the lifting support mechanism drives the rotating mechanism to lift; the rotating mechanism comprises an arc-shaped rotating base and a rotating top seat rotationally arranged on the rotating base, a handle is arranged on the rotating top seat, a plurality of positioning holes are formed in the rotating base, and a positioning shaft inserted into the positioning holes penetrates through the rotating top seat; a pelvis fixing belt is fixed to the inner side of the rotating top seat, and a plurality of air bags are arranged on the inner side of the pelvis fixing belt. The pelvis of a patient is relaxed through vibration of the vibration mechanism, the stepping posture and standing of the patient are adjusted by extruding the air bag and adjusting the position of the pedal, the rotating mechanism adjusts and locks the twisting angle of the upper body of the patient, and the pelvis of the patient is corrected.

The invention relates to the technical field of postpartum rehabilitation equipment, in particular to a female postpartum pelvic floor rehabilitation device which comprises a lying plate, a fixing column is fixedly connected to one side of the top of the lying plate, a resistance cavity is formed in the fixing column, a torsional spring is arranged in the resistance cavity, rotating rods are fixedly connected to the two ends of the torsional spring, and leg clamping baffles are fixedly connected to the other ends of the rotating rods. A transmission cavity is formed in the side, close to the fixing column, of the interior of the lying plate, a rotating column is embedded in the bottom of the rotary knob, and the outer wall of the rotating column is in sliding fit with the inner wall of the rotary knob through a T-shaped sliding block and a sliding groove. The bottom of the rotating column penetrates through the bottom wall of the resistance cavity and the top wall of the transmission cavity to be rotationally connected with the bottom wall of the transmission cavity, arc-shaped clamping plates are symmetrically arranged on the top of the lying plate in a sliding fit mode, and push rods are fixedly connected to the outer sides of the arc-shaped clamping plates and provided with driving assemblies. The pelvic bone fixing force is synchronously adjusted according to the training resistance, and the situation that the training effect is affected by pelvic bone deviation caused by body force exerting in the training process is avoided.

The utility model relates to a pelvis fixing device capable of preventing loosening. The pelvis fixing device comprises an elastic wearing unit, a first connecting unit, a second connecting unit, a first adjusting unit, a second adjusting unit and a locking unit. The device has the advantages that the pelvic ring, the upper area and the lower area of a patient are fixed through the elastic wearing unit, cleaning of excrement of the buttocks of the patient and observation of pressure sores are facilitated, the pelvic belt does not need to be unfastened during excretion, and stability of the pelvis of the patient can be maintained for a long time; the first adjusting unit, the second adjusting unit and the locking unit are used in cooperation, the tightness of the elastic wearing unit is adjusted and fixed, and then the elastic wearing unit is pressurized and fixed; the operation is simple and flexible, and the first connecting unit and the second connecting unit can fix the elastic wearing unit on the affected part.

The invention belongs to the technical field of pelvis fixing belts, and particularly discloses a medical external fixing brace pelvis fixing belt facilitating pelvis repair and pubis closure, the medical external fixing brace pelvis fixing belt comprises an inner fixing belt, the inner fixing belt is of a long-strip-shaped structure, one end of the inner fixing belt is fixedly connected with a first connecting belt, and the other end of the inner fixing belt is fixedly connected with a second connecting belt. According to the medical external fixation brace pelvis fixing band beneficial to pelvis repair and pubic closure, the inner fixing band and the outer fixing band are arranged to form a double-layer structure to be connected with the pelvis area of the human body, the tightness of the inner fixing band is dynamically adjusted through the first connecting band and the second connecting band according to the pelvis size of a patient, and the device is preliminarily fixed; the outer fixing band is of a double-layer hollow structure, nickel-titanium memory alloy arc-shaped supporting rods are arranged in an interlayer, the net-shaped woven shape formed by the supporting rods is attached to the edge curve of the pelvis, elastic deformation can be achieved along with movement of the human body, continuous mechanical support is provided, and the pressing injury risk of a traditional rigid brace is avoided.

A pelvic fixation device for preventing loosening, comprising an elastic wearing unit (10), a first connection unit (20), a second connection unit (30), a first adjustment unit (40), a second adjustment unit (50), and a locking unit (60). The advantages of the pelvic fixation device for preventing loosening lie in that the elastic wearing unit (10) is used to fix a pelvic ring of a patient and upper and lower regions thereof, such that the cleaning of excreta from the buttocks of the patient and the observation of pressure ulcers are facilitated, and the pelvic fixation device does not need to be unlocked during excretion, thereby enabling long-term maintenance of the stability of the patient's pelvis; and the first adjustment unit (40), the second adjustment unit (50) and the locking unit (60) are used in cooperation to adjust and secure the tightness of the elastic wearing unit (10), thereby applying pressure to and fixing the elastic wearing unit (10). The pelvic fixation device is simple and flexible in operation, and facilitates the first connection unit (20) and the second connection unit (30) in fixing the elastic wearing unit (10) to an affected area.

A foldable pelvic binding device and method of use is provided. The device includes a main body divided into a plurality of panels and segments by a grid of living hinges, thereby facilitating movement between stowed and flat configurations. The main body is configured to couple with one or more other main body, as necessary or desired, to create a binding device that is sized for the required application, thereby accommodating a variety of applications in a variety of situations for a variety of body shapes and sizes. By engaging the binding device with a tourniquet, a binding system is created. When not in use, each the main body of the binding device can be moved to the stowable configuration by folding the various panels over each other.

The utility model discloses a medical side-lying position pelvis fixator, which relates to the technical field of medical instruments and comprises a fixing frame, a sliding component, a rotating component and a fixing cushion. One end of the fixing frame is connected to an operating bed frame, the other end of the fixing frame is connected with the sliding assembly, the sliding assembly is slidably connected with the rotating assembly, the end of the rotating assembly is fixedly connected with the fixing soft cushion, and the rotating assembly is used for adjusting the angle of the fixing soft cushion. The front-back position of the fixator is directly adjusted by adjusting the sliding position of the rotating assembly, operation is easy, and the problem that in the prior art, a fixing device is complex to adjust is solved.

The aim of the invention is that of providing an improved pelvic fixation system Sy which can be used in spinal surgery and is effective, simple and easy to use. To this end, the invention relates to a pelvic fixation system Sy which can be used in spinal surgery and comprises:  at least one first element (1) which is intended for trans-iliosacral implantation;  at least one second element (2) which is intended to be implanted in the sacrum; and  at least one third element, preferably an intervertebral link (rod), which belongs to a posterior spinal stabilisation assembly;  the first element (1) being intended to be mechanically connected to the second element (2), which is itself intended to be rigidly connected to the third element; characterised in that  the first element (1) is intended to be implanted first through the iliac bone and the sacrum; and  the first element (1) has at least one hole (14) in which the second element (2) is intended to be fixed once the first element (1) has been implanted. The invention also relates to the first trans-iliosacral element alone, to a sub-assembly of the system Sy, consisting of the first element (1) and the second element (2) or the third element of the system, and to a surgical pelvic fixation kit comprising the fixation system Sy, the sub-assembly or the trans-iliosacral element and an aiming device, which can be used when the first element (1) is screwed into the iliac bone and the sacrum to allow for precise placement of the second element (2) in a hole of the first element (1), and / or at least one awl.

The utility model discloses a pelvis fixing device for correcting postpartum pelvis heeling and symphysis pubis separation, which comprises a device body (1), and an upper bridle (2) is arranged at the upper part of the device body (1); a lower bridle (5) is arranged at the lower part of the device body (1); a left bridle (3) and a right bridle (8) which are opposite to each other are arranged on the left side and the right side of the middle part of the device body (1), and the left bridle (3) and the right bridle (8) are respectively crossed from the left anterior superior spine (7) and the right anterior superior spine (6) through the symphysis pubis and are respectively connected with the buckles (4) arranged at the right groin and the left groin. Postpartum pelvis heeling is corrected, the lower back pain caused by the pelvis heeling problem of postpartum women is relieved, postpartum symphysis pubis separation caused by pregnancy factors is relieved, and the postpartum symphysis pubis separation distance is shortened.

The movable severe spinal malformation traction device comprises a head ring, two universal rotating mechanisms, a pelvis fixing ring and a plurality of telescopic supporting rods, the two universal rotating mechanisms are connected to the left end and the right end of the head ring respectively, the size of the periphery of the pelvis fixing ring can be adjusted, and the pelvis fixing ring is located below the head ring. And the upper end of the telescopic supporting rod is connected with the universal rotating mechanism. The two ends of the head ring are connected with the telescopic supporting rods through the universal rotating mechanisms, so that the head ring can rotate in multiple directions relative to the telescopic supporting rods, the flexibility of the head of a patient is improved, neck stiffness is avoided, the comfort is improved, and different use scenes are adapted.

The utility model relates to the technical field of medical instruments, in particular to spine correction equipment which comprises a supporting frame used for supporting all parts, a correction head used for applying force and acting on a patient for correction and a force application adjusting mechanism, the correction head is arranged on the force application adjusting mechanism, and the force application adjusting mechanism is movably connected with the supporting frame. The cushion is used for sitting of the patient, and the cushion is arranged on the supporting frame and located below the force application adjusting mechanism; the pelvis fixing mechanism is used for fixing the pelvis, is located between the force application adjusting mechanism and the cushion and is movably connected with the supporting frame; the parameter adjusting mechanism is used for adjusting parameters of the force application adjusting mechanism, and the parameter adjusting mechanism is arranged on the supporting frame and connected with the force application adjusting mechanism. The spine correction equipment is wide in adjusting range, targeted treatment can be carried out according to the actual conditions of different patients, and the treatment accuracy and the treatment effect can be improved.

The application relates to a simple pelvic fracture temporary fixing device, which comprises L-shaped supports, a sliding frame and a guide pipe, the two L-shaped supports are oppositely arranged; the sliding frame is movably installed between the two L-shaped supports, and the distance between the two L-shaped supports can be adjusted by changing the cooperation degree between the sliding frame and the L-shaped supports; the guide pipe is installed at the bottom of the L-shaped support and is arranged in parallel with the sliding frame. The application is simple in whole and convenient to operate, can effectively shorten the time length of the fixing process, guarantee the pelvic fixing effect, and avoid secondary injury to the patient.

The present application relates to a positioning method, system and computer device for pelvic fixation puncture. The positioning method includes: obtaining CT image data of the pelvic region of a target object; obtaining bone parameters based on the CT image data and establishing a three-dimensional bone model based on the bone parameters; determining the puncture point position on the bone based on the three-dimensional bone model; obtaining the outer contour image data of the pelvic region; establishing a three-dimensional outer contour model based on the outer contour image data; selecting a reference point, and matching and splicing the three-dimensional outer contour model and the three-dimensional bone model based on the reference point to form a three-dimensional pelvic model; calculating the fixed position of the outer contour of the target object according to the three-dimensional pelvic model and the puncture point position. The present application can obtain accurate puncture points and fixation points, form an overall navigation system, improve the accuracy and safety of surgery, and adapt to the specific anatomical needs of different patients.

1. Name of the design product: Pelvic fixation band (Yan Hongshuai). 2. Use of the design product: Used for stabilizing and fixing the corresponding joints of the pelvis. 3. Design points of the design product: Combination of shape and pattern. 4. Picture or photo best indicating the design points: Perspective view.

The pelvis fixing device comprises a fixing band and a spinning type tourniquet, the two ends of the fixing band are each provided with an insertion opening, the spinning type tourniquet penetrates through the insertion openings, and the two ends of the fixing band are detachably fixed through the spinning type tourniquet; a plurality of pressure-reducing inflatable cushions are symmetrically arranged in the center of the inner side of the fixing belt, the pressure-reducing inflatable cushions are communicated with an inflation assembly, and hard supporting plates are fixedly arranged at the two ends of each inflatable cushion; an invisible pocket is arranged on the outer side of the fixing band, a broadband is integrally formed in the invisible pocket, and the invisible pocket is filled with the broadband. The pelvis fixing band has the effect of effectively relieving pressure injury caused by long-time wearing of the pelvis fixing band for a patient.

1. The name of the design product: pelvic fixation belt. 2. The use of the design product: pelvic belt for stabilizing the pelvis, adjusting the intensity of the pelvis pressure, and assisting in the rehabilitation of the pelvis. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1. 5. The design product is a thin product, omitting the left view; the design product is a thin product, omitting the right view; the design product is a thin product, omitting the top view; the design product is a thin product, omitting the bottom view.

The invention discloses an automatic generation method and device for a personalized scoliosis brace based on a correction principle, and the method comprises the steps: obtaining a three-point pressure system according to the lateral deviation condition of a spine in the extension direction of the spine, and enabling the three-point pressure system to comprise a first auxiliary pressure region, a main pressure region and a second auxiliary pressure region, the method comprises the following steps: acquiring a Cobb angle, acquiring an anti-rotation force generation amount based on the Cobb angle and a distance between a chest bending tip cone and a transition point, acquiring a pelvis fixed regulation amount based on an L4 lower end cone, an L5 upper end cone and the transition point, acquiring an L4-L5 compensation state based on the L4 lower end cone and the L5 upper end cone, and designing a correction brace based on a three-point pressure system, the anti-rotation force generation amount, the pelvis fixed regulation amount and the L4-L5 compensation state. According to the invention, corrective force can be applied based on biomechanical characteristics of a scoliosis patient, so that multi-dimensional orthopedic control on a scoliosis line is realized.

The application discloses a modular multifunctional pelvis fixing and hemostasis device, which comprises a fixing belt, a lock, an auxiliary fixing assembly, a hemostasis assembly, a pressing inflator, a perineum cover, a hemostasis auxiliary material pad and an auxiliary compression assembly. The pelvis part of a patient can be fixed through the fixing belt and the lock, and the stability of the fixing belt on the pelvis part of the patient can be improved through the auxiliary fixing assembly, so that the fixing belt is prevented from being displaced during the process of carrying, dragging and the like of the patient. The large blood vessels of the junction area of the patient can be effectively compressed through the hemostasis assembly on the fixing belt, so that the hemostasis effect of the large blood vessels is ensured. The wound surface of the patient's perineum and hips is fully contacted with the hemostasis auxiliary material pad through the auxiliary compression assembly, so that the patient's bony part and recessed area are conveniently covered and bandaged, the operation is convenient, and the integration of pelvis fixing, wound hemostasis and bandaging is realized.

The utility model relates to an electric lock pin pressurizer which comprises a gear set shell, a driven gear and a driving gear which are meshed with each other are arranged in the gear set shell, the driving gear is detachably connected with an output shaft of a driving motor, and an inner threaded sleeve is fixedly arranged in the middle of the driven gear; a through hole is formed in the middle of the propelling screw rod along the axis, and the propelling screw rod is in threaded connection with the interior of the internal thread sleeve; the second lock head is fixedly arranged at the front end of the propelling screw rod and is used for locking the bone needle; the locking nut is located between the gear set shell and the second lock head and connected to the propelling screw in a threaded mode. The operation burden of a doctor is reduced, and the precision and success rate of an operation are improved; and the driving motor adopts quick-release connection, so that the use is convenient and flexible. The utility model further relates to a pelvis fixing device. The pelvis fixing device comprises a pelvis fixator, an electric lock needle pressurizer and a ball head lock needle adjuster, wherein the electric lock needle pressurizer and the ball head lock needle adjuster are arranged on the pelvis fixator. The operation is simple and convenient, the operation time is shortened, and the operation safety and reliability are improved.

A device used for stabilizing the pelvis of a patient is provided. The device can include a first strap, a second strap, a fastening mechanism, a first supporting member, a second supporting member, and a first opening. The first strap can be configured to substantially surround the patient at a first location. The second strap can be configured to substantially surround the patient at a second location below the first strap. The first supporting member and second supporting member are coupled between the first strap and the second strap and can be configured to be positioned adjacent a first side and a second, opposite side, respectively, of the patient adjacent the anterior superior iliac spine. The first opening can be defined between the first strap, the second strap, the first supporting member, and the fastening mechanism to permit access to one of the femoral artery and the femoral vein.

A modular multifunctional pelvic fixation hemostatic device is provided, the device includes a fixing strap, a lock catch, an auxiliary fixing assembly, a hemostatic assembly, a press inflator, a perineal pocket, a hemostatic excipient pad and an auxiliary compressing assembly, a patient pelvic position is fixed through the fixing strap and the lock catch, and stability of the fixing strap in the pelvic position is improved through the auxiliary fixing assembly, thus avoiding a movement of the fixing strap during patient transporting and dragging. Great vessels in a junctional area are effectively compressed through the hemostatic assembly, thus ensuring a compression hemostasis effect of the great vessels. The hemostatic excipient pad is in full contact with a wound of the patient through the auxiliary compressing assembly, thus covering and dressing bone protrusions and bone depressions of the patient, and achieving integrated pelvic fixation, wound hemostasis, and dressing.

The present invention relates to a walking assistance device, comprising a sacral stimulation device fixed to the sacrum of a user, wherein the sacral stimulation device is fixed to the sacrum by a pelvic fixing device, and the pelvic fixing device can be adjusted according to the shape and size of the user's pelvis. A control device controls the sacral stimulation device to apply a forward thrust to the sacrum through information transmitted by an acceleration sensor. When the user lifts his left leg, the sacral stimulation device applies a forward thrust to the right side of the user's sacrum, and when the user lifts his right leg, the sacral stimulation device applies a forward thrust to the left side of the user's sacrum. The user feels the power of walking forward, which is very effective for taking the first step. This is a function that the above-knee or lower body whole-body walking assistance products developed on the market do not have.

The utility model relates to the field of medical equipment, in particular to a pelvis fixing band capable of preventing pressure injury, which comprises a fixing band body, a first connecting piece and a second connecting piece detachably connected with the first connecting piece are respectively arranged at two ends of the fixing band body, and a first water cushion is arranged on the front end face of the fixing band body. Second water cushions slidably connected with the first water cushion are arranged at the two ends of the first water cushion respectively, the cross section of each second water cushion is annular, and containing cavities used for containing liquid are formed in the first water cushion and the second water cushions respectively. The pelvis fixing belt for preventing pressure injury reduces the susceptibility of pressure sores of a patient, the first water cushion and the second water cushion can reduce the temperature of the skin attached to the patient when being worn, the pressure sores are prevented, meanwhile, the first water cushion and the second water cushion are prone to deformation when being pressed, and the pressure of the pressed skin is relieved. The second water cushion can slide relative to the first water cushion, the position of the second water cushion can be conveniently adjusted according to the body type of the patient so that the second water cushion can be accurately attached to the iliac bone, and the hip is tightened while the skin is prevented from being bruised.