CN108742738B - Thoracic surgery operation expanding unit - Google Patents
Thoracic surgery operation expanding unit Download PDFInfo
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- CN108742738B CN108742738B CN201810644336.XA CN201810644336A CN108742738B CN 108742738 B CN108742738 B CN 108742738B CN 201810644336 A CN201810644336 A CN 201810644336A CN 108742738 B CN108742738 B CN 108742738B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
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- Veterinary Medicine (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgical Instruments (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention relates to an expansion device, in particular to an expansion device for thoracic surgery, which comprises an expansion mechanism, an expansion angle adjusting assembly, a position adjusting mechanism, a locating rack assembly and a mounting seat assembly, wherein the expansion mechanism is connected to the expansion angle adjusting assembly; the expansion angle adjusting assembly is connected to the position adjusting mechanism; the position adjusting mechanism and the positioning frame assembly are connected to the mounting seat assembly; the positioning frame assembly is connected with the position adjusting mechanism. The invention can effectively perform expansion and fixation treatment on the wound of a patient, and can adjust the expansion angle and the expansion degree of the wound by controlling the expansion angle adjusting component; the specific position and the specific height of the expansion mechanism can be adjusted through the position adjusting mechanism, so that the expansion mechanism is convenient to use by different patients, the expansion mechanism can be fixed through the locating rack assembly after adjustment, and the locating rack assembly can also synchronously drive the mounting seat assembly to fix and clamp on a sickbed.
Description
Technical Field
The invention relates to an expansion device, in particular to an expansion device for thoracic surgery.
Background
In thoracic surgery, the doctor needs fix the wound with the operation drag hook in order to carry out the operation, but the operation drag hook needs nurse's auxiliary use, and is very inconvenient to operating table personnel are many and the manual work is fixed wound human factor many, can influence going on of operation to a certain extent, delays doctor's operation easily, and it is inconvenient to use.
Disclosure of Invention
The invention aims to provide a thoracic surgery expanding device which can effectively perform expansion and fixation treatment on a wound of a patient and can adjust the expansion angle and the expansion degree of the wound by controlling an expansion angle adjusting component.
The purpose of the invention is realized by the following technical scheme:
a thoracic surgery expanding device comprises an expanding mechanism, an expanding angle adjusting assembly, a position adjusting mechanism, a locating rack assembly and a mounting seat assembly, wherein the expanding mechanism is connected to the expanding angle adjusting assembly; the expansion angle adjusting assembly is connected to the position adjusting mechanism; the position adjusting mechanism and the positioning frame assembly are connected to the mounting seat assembly; the positioning frame assembly is connected with the position adjusting mechanism.
The expansion mechanism comprises a transverse seat plate, an extension spring, an expansion ejector rod, a lifting rod, a rotating shaft and a shaft bracket plate; the middle end of the expansion ejector rod is fixedly connected to a rotating shaft, the rotating shaft is rotatably connected to a shaft bracket plate through a bearing with a seat, and the shaft bracket plate is fixedly connected to the transverse seat plate; one end of the expansion ejector rod is fixedly connected with the lifting rod, the other end of the expansion ejector rod is fixedly connected with the extension spring, and the other end of the extension spring is fixedly connected to the transverse seat plate.
The lifting rod is provided with a rope binding hole.
The expansion angle adjusting assembly comprises a rack, a sliding groove plate, a vertical plate, a positioning bolt, a rotating gear, a wheel seat, a wheel shaft I, a coil wheel, a traction rope, a rope guide wheel and a wheel shaft II; one end of the rack is fixedly connected with a chute plate, and the chute plate is connected with a positioning bolt through threads; the other end of the rack is fixedly connected with a vertical plate; the rotary gear is meshed with the connecting rack and is fixedly connected to a wheel shaft I, the wheel shaft I is rotatably connected to a wheel seat through a bearing with a seat, the coil wheel is fixedly connected to the wheel shaft I, one end of the traction rope is fixedly connected to the coil wheel, and the other end of the traction rope is fixedly connected to the inner side of the rope binding hole; the traction rope is pressed at the upper end of the rope guide wheel; the rope guide wheel is fixedly connected to the wheel shaft II, the wheel shaft II is rotatably connected to the vertical plate through a bearing with a seat, and the vertical plate is fixedly connected to the transverse seat plate.
The position adjusting mechanism comprises an external thread rod, an internal thread sleeve, a rotary positioning seat, a guide shaft, an adjusting screw rod, a screwing block and a transverse supporting plate; the external thread rod is connected to the inner side of the internal thread sleeve through threads and is fixedly connected to the mounting seat assembly; the rotary positioning seat is rotatably connected to the internal thread sleeve through a bearing with a seat, and one end of the rotary positioning seat is provided with a plurality of semicircular slots in a surrounding manner; the other end of the rotating positioning seat is fixedly connected with a guide shaft, the guide shaft is connected to the inner side of the transverse supporting plate in a clearance fit manner, one end of an adjusting screw rod is fixedly connected to the rotating positioning seat, and the other end of the adjusting screw rod is connected to the transverse supporting plate through threads; the transverse supporting plate is connected in a rectangular sliding groove at the lower end of the sliding groove plate in a sliding fit mode, and the inner side of the positioning bolt abuts against the transverse supporting plate; the wheel seat is fixedly connected to the transverse supporting plate; the adjusting screw rod is fixedly connected with the screwing block.
The axis of the guide shaft and the axis of the adjusting screw rod are arranged in parallel.
The positioning frame assembly comprises an upper pull rod, a door-shaped ejector rod, a lower pull rod, a transverse push rod, a fan-shaped pressing block, a compression spring, a spring rod and a spring seat; the upper pull rod is fixedly connected to the upper end of the door-shaped ejector rod, the lower end of the door-shaped ejector rod is fixedly connected with the lower pull rod, one end of the transverse push rod is fixedly connected to the lower pull rod, the other end of the transverse push rod is fixedly connected with the fan-shaped pressing block, and the arc surface of the fan-shaped pressing block is arranged downwards; one end of the spring rod is fixedly connected with the upper pull rod, the other end of the spring rod is connected with the spring seat through threads, and the spring rod is sleeved with a compression spring; the door-shaped ejector rod is propped against the semicircular slot of the rotary positioning seat.
The mounting seat assembly comprises a fixed clamping seat, a linkage plate, a movable clamping plate, a cylindrical rod, a tension spring, a fixed seat, a disc seat and an L-shaped seat plate; the fixed clamping seat is provided with a vertical chute, the movable clamping plate is fixedly connected with the linkage plate, the linkage plate is connected in the vertical chute in a clearance fit manner, and the movable clamping plate is connected to the inner side of the fixed clamping seat in a sliding fit manner; the middle end of the fixed clamping seat is fixedly connected to the lower end of the L-shaped seat plate; the lower end of the linkage plate is fixedly connected with a cylindrical rod, the cylindrical rod is connected to a fixed seat in a sliding fit manner, the fixed seat is fixedly connected to the lower end of a fixed clamping seat, the lower end of the cylindrical rod is fixedly connected with a disc seat, a tension spring is sleeved on the cylindrical rod, and two ends of the tension spring are respectively fixedly connected to the fixed seat and the disc seat; the upper end of the L-shaped seat plate is provided with a mandril sliding chute, and the lower end of the L-shaped seat plate is provided with a pressing block sliding chute; the spring rod is connected to the upper end of the L-shaped seat plate in a sliding fit mode, and the compression spring is arranged between the L-shaped seat plate and the spring seat; the door-shaped ejector rod is connected to the inner side of the ejector rod sliding groove in a clearance fit manner; horizontal push rod and fan-shaped briquetting sliding fit connect at the briquetting spout inboard, and fan-shaped briquetting sliding fit connects inboard at the perpendicular spout of fixed clamp seat, and the arcwall face laminating of fan-shaped briquetting is on movable clamp plate's top surface, and external screw thread pole fixed connection is on fixed clamp seat.
The left side of the L-shaped seat plate is attached to the right side of the upper pull rod.
The invention has the beneficial effects that: the thoracic surgery expansion device can effectively perform expansion and fixation treatment on the wound of a patient, and the expansion angle and the expansion degree of the wound can be adjusted by controlling the expansion angle adjusting assembly; the medical dilator is characterized in that the position adjusting mechanism is arranged in the medical dilator, the specific position and the specific height of the dilating mechanism can be adjusted through the position adjusting mechanism, the medical dilator is convenient to use by different patients, the dilating mechanism can be fixed through the locating rack assembly after adjustment, and the locating rack assembly can synchronously drive the mounting seat assembly to be fixedly clamped on a sickbed while locating the position adjusting mechanism, so that the dilating dilator plays a role in adjustment and fixation.
Drawings
FIG. 1 is a first general structural diagram of the present invention;
FIG. 2 is a second overall structural schematic of the present invention;
FIG. 3 is a schematic view of the internal expansion mechanism of the present invention;
FIG. 4 is a schematic structural view of the internal expansion angle adjustment assembly of the present invention;
FIG. 5 is a schematic view of the internal position adjustment mechanism of the present invention;
FIG. 6 is a schematic view of the internal rotation positioning seat of the present invention;
FIG. 7 is a first schematic view of the internal spacer assembly of the present invention;
FIG. 8 is a second schematic structural view of the internal spacer assembly of the present invention;
FIG. 9 is a first schematic structural view of the inner mount assembly of the present invention;
fig. 10 is an enlarged partial schematic view of the inner mount assembly of the present invention.
In the figure: an expanding mechanism 1; a transverse seat plate 1-1; an extension spring 1-2; expanding the ejector rod 1-3; 1-4 of a lifting rod; 1-5 of a rotating shaft; 1-6 parts of a shaft frame plate; an expansion angle adjusting assembly 2; a rack 2-1; 2-2 of a chute plate; 2-3 of a vertical plate; 2-4 of a positioning bolt; 2-5 of a rotating gear; 2-6 of a wheel seat; coil wheels 2-7; 2-8 of a traction rope; 2-9 of a rope guide wheel; a position adjusting mechanism 3; 3-1 part of an external thread rod; 3-2 of an internal thread sleeve; 3-3 of a rotary positioning seat; 3-4 of a guide shaft; 3-5 of an adjusting screw rod; 3-6 of a screwing block; 3-7 of a horizontal supporting plate; a positioning frame assembly 4; an upper pull rod 4-1; a door-shaped ejector rod 4-2; 4-3 of a lower pull rod; 4-4 of a transverse push rod; 4-5 of a sector pressing block; 4-6 of a compression spring; 4-7 of a spring rod; spring seats 4-8; a mount assembly 5; a fixed clamp base 5-1; 5-2 of a linkage plate; 5-3 of a movable clamping plate; 5-4 parts of a cylindrical rod; 5-5 of a tension spring; 5-6 of a fixed seat; 5-7 parts of a disc seat; and 5-8 of an L-shaped seat plate.
Detailed Description
The invention is described in further detail below with reference to figures 1-10.
The first embodiment is as follows:
as shown in fig. 1 to 10, a thoracic surgical expanding device comprises an expanding mechanism 1, an expanding angle adjusting assembly 2, a position adjusting mechanism 3, a spacer assembly 4 and a mounting base assembly 5, wherein the expanding mechanism 1 is connected to the expanding angle adjusting assembly 2; the expansion angle adjusting assembly 2 is connected to the position adjusting mechanism 3; the position adjusting mechanism 3 and the locating rack assembly 4 are both connected to the mounting seat assembly 5; the locating frame assembly 4 is connected with the position adjusting mechanism 3. When the thoracic surgery expanding device is used, firstly, the mounting seat component 5 is preliminarily clamped on a sickbed according to the wound position of a patient, then the position adjusting mechanism 3 is adjusted according to the position of the wound of the patient, the specific height and the specific position of the expanding mechanism 1 are adjusted through the position adjusting mechanism 3, so that the lower end of the expanding mechanism 1 can be inserted into the wound, after the adjustment is finished, the position is fixed by the positioning frame component 4, and the positioning frame component 4 positions the position adjusting mechanism 3, can also drive the firm fixed centre gripping of mount pad subassembly 5 in step on the sick bed, play and adjust fixed effect, can drive expanding mechanism 1 through control expansion angle adjusting part 2 at last and move, adjust the angle of wound expansion and the degree of expansion, can effectively expand fixed processing to patient's wound.
The second embodiment is as follows:
as shown in fig. 1-10, the expanding mechanism 1 comprises a transverse seat plate 1-1, an extension spring 1-2, an expanding mandril 1-3, a lifting rod 1-4, a rotating shaft 1-5 and a shaft frame plate 1-6; the middle end of the expansion ejector rod 1-3 is fixedly connected to a rotating shaft 1-5, the rotating shaft 1-5 is rotatably connected to a shaft frame plate 1-6 through a bearing with a seat, and the shaft frame plate 1-6 is fixedly connected to a transverse seat plate 1-1; one end of the expansion ejector rod 1-3 is fixedly connected with the lifting rod 1-4, the other end of the expansion ejector rod 1-3 is fixedly connected with the extension spring 1-2, and the other end of the extension spring 1-2 is fixedly connected to the transverse seat plate 1-1.
The lifting rod 1-4 is provided with a rope binding hole.
The expansion angle adjusting component 2 comprises a rack 2-1, a chute plate 2-2, a vertical plate 2-3, a positioning bolt 2-4, a rotating gear 2-5, a wheel seat 2-6, a wheel shaft I, a coil wheel 2-7, a traction rope 2-8, a rope guide wheel 2-9 and a wheel shaft II; one end of the rack 2-1 is fixedly connected with a chute plate 2-2, and the chute plate 2-2 is connected with a positioning bolt 2-4 through threads; the other end of the rack 2-1 is fixedly connected with a vertical plate 2-3; the rotary gear 2-5 is meshed with the rack 2-1, the rotary gear 2-5 is fixedly connected to a wheel shaft I, the wheel shaft I is rotatably connected to a wheel seat 2-6 through a bearing with a seat, a coil wheel 2-7 is fixedly connected to the wheel shaft I, one end of a traction rope 2-8 is fixedly connected to the coil wheel 2-7, and the other end of the traction rope 2-8 is fixedly connected to the inner side of the rope binding hole; the traction rope 2-8 is pressed at the upper end of the rope guide wheel 2-9; the rope guide wheels 2-9 are fixedly connected to the wheel shaft II, the wheel shaft II is rotatably connected to the vertical plates 2-3 through the bearings with the seat, and the vertical plates 2-3 are fixedly connected to the transverse seat plate 1-1.
When the expansion mechanism 1 and the expansion angle adjusting component 2 are used, firstly, the outer end of an expansion ejector rod 1-3 is inserted into a wound position of a patient, then the expansion angle and the expansion degree of the wound are adjusted according to actual conditions, when the expansion mechanism is adjusted, a positioning bolt 2-4 is unscrewed, a rack 2-1 slides outwards, the rack 2-1 drives a rotating gear 2-5 to rotate clockwise, the rotating gear 2-5 drives a coil wheel 2-7 to rotate clockwise through a wheel shaft I, the coil wheel 2-7 carries out rope retracting movement on a traction rope 2-8, so that the traction rope 2-8 is continuously wound on the coil wheel 2-7, the middle end of the traction rope 2-8 is tightly stretched on a rope guide wheel 2-9, the rope guide wheel 2-9 plays a guiding role, and the traction rope 2-8 drives a lifting rod 1-4 to move upwards, the lifting rod 1-4 drives the expansion ejector rod 1-3 to push against one end of the wound to move upwards, so that the wound is expanded and adjusted to a proper angle to facilitate surgery, and the positioning bolt 2-4 is screwed down after adjustment, so that the inner side of the positioning bolt 2-4 is pushed against the transverse supporting plate 3-7 to realize fixation after adjustment.
The third concrete implementation mode:
as shown in fig. 1-10, the position adjusting mechanism 3 comprises an external thread rod 3-1, an internal thread sleeve 3-2, a rotary positioning seat 3-3, a guide shaft 3-4, an adjusting screw rod 3-5, a screwing block 3-6 and a transverse supporting plate 3-7; the external thread rod 3-1 is connected to the inner side of the internal thread sleeve 3-2 through threads, and the external thread rod 3-1 is fixedly connected to the mounting seat assembly 5; the rotary positioning seat 3-3 is rotatably connected to the internal thread sleeve 3-2 through a bearing with a seat, and one end of the rotary positioning seat 3-3 is provided with a plurality of semicircular slots in a surrounding manner; the other end of the rotary positioning seat 3-3 is fixedly connected with a guide shaft 3-4, the guide shaft 3-4 is connected to the inner side of the transverse supporting plate 3-7 in a clearance fit manner, one end of an adjusting screw rod 3-5 is fixedly connected to the rotary positioning seat 3-3, and the other end of the adjusting screw rod 3-5 is connected to the transverse supporting plate 3-7 through threads; the transverse supporting plate 3-7 is connected in a rectangular sliding groove at the lower end of the sliding groove plate 2-2 in a sliding fit mode, and the inner side of the positioning bolt 2-4 abuts against the transverse supporting plate 3-7; the wheel seat 2-6 is fixedly connected to the horizontal supporting plate 3-7; and the adjusting screw rods 3-5 are fixedly connected with screwing blocks 3-6. When the position adjusting mechanism 3 is used, firstly, the rotating positioning seat 3-3 is rotated according to actual conditions to adjust the direction, after the adjustment, the position is fixed on the rotating positioning seat 3-3 through the positioning frame component 4, then the position of the internal thread sleeve 3-2 on the external threaded rod 3-1 can be changed through rotating the internal thread sleeve 3-2, so that the height adjustment is realized, after the adjustment, the adjusting screw 3-5 can be driven to rotate through rotating the screwing block 3-6, and the position of the transverse supporting plate 3-7 is driven to change when the adjusting screw 3-5 rotates, so that the positions of the expansion mechanism 1 and the expansion angle adjusting component 2 can be adjusted conveniently.
The axis of the guide shaft 3-4 is parallel to the axis of the adjusting screw rod 3-5.
The fourth concrete implementation mode:
as shown in fig. 1-10, the positioning frame assembly 4 comprises an upper pull rod 4-1, a door-shaped ejector rod 4-2, a lower pull rod 4-3, a transverse push rod 4-4, a sector pressing block 4-5, a compression spring 4-6, a spring rod 4-7 and a spring seat 4-8; the upper pull rod 4-1 is fixedly connected to the upper end of the door-shaped ejector rod 4-2, the lower end of the door-shaped ejector rod 4-2 is fixedly connected with the lower pull rod 4-3, one end of the transverse push rod 4-4 is fixedly connected to the lower pull rod 4-3, the other end of the transverse push rod 4-4 is fixedly connected with the fan-shaped pressing block 4-5, and the cambered surface of the fan-shaped pressing block 4-5 is arranged downwards; one end of the spring rod 4-7 is fixedly connected with the upper pull rod 4-1, the other end of the spring rod 4-7 is connected with the spring seat 4-8 through threads, and the spring rod 4-7 is sleeved with the compression spring 4-6; the door-shaped ejector rod 4-2 is abutted in the semicircular slot of the rotary positioning seat 3-3. When the positioning frame assembly 4 is used, the door-shaped ejector rod 4-2 is abutted in the semicircular slot on the rotary positioning seat 3-3 under the elastic force action of the compression spring 4-6, so that the position of the rotary positioning seat 3-3 is fixed.
The mounting seat assembly 5 comprises a fixed clamping seat 5-1, a linkage plate 5-2, a movable clamping plate 5-3, a cylindrical rod 5-4, a tension spring 5-5, a fixed seat 5-6, a disc seat 5-7 and an L-shaped seat plate 5-8; the fixed clamping seat 5-1 is provided with a vertical chute, the movable clamping plate 5-3 is fixedly connected with the linkage plate 5-2, the linkage plate 5-2 is connected in the vertical chute in a clearance fit manner, and the movable clamping plate 5-3 is connected at the inner side of the fixed clamping seat 5-1 in a sliding fit manner; the middle end of the fixed clamping seat 5-1 is fixedly connected with the lower end of the L-shaped seat plate 5-8; the lower end of the linkage plate 5-2 is fixedly connected with a cylindrical rod 5-4, the cylindrical rod 5-4 is connected to a fixed seat 5-6 in a sliding fit manner, the fixed seat 5-6 is fixedly connected to the lower end of a fixed clamping seat 5-1, the lower end of the cylindrical rod 5-4 is fixedly connected with a disc seat 5-7, a tension spring 5-5 is sleeved on the cylindrical rod 5-4, and two ends of the tension spring 5-5 are respectively and fixedly connected to the fixed seat 5-6 and the disc seat 5-7; the upper end of the L-shaped seat plate 5-8 is provided with a mandril sliding chute, and the lower end of the L-shaped seat plate 5-8 is provided with a pressing block sliding chute; the spring rod 4-7 is connected to the upper end of the L-shaped seat plate 5-8 in a sliding fit mode, and the compression spring 4-6 is arranged between the L-shaped seat plate 5-8 and the spring seat 4-8; the door-shaped ejector rod 4-2 is connected to the inner side of the ejector rod sliding groove in a clearance fit manner; the transverse push rod 4-4 and the fan-shaped pressing block 4-5 are connected to the inner side of the pressing block sliding groove in a sliding fit mode, the fan-shaped pressing block 4-5 is connected to the inner side of the vertical sliding groove of the fixed clamping seat 5-1 in a sliding fit mode, the arc face of the fan-shaped pressing block 4-5 is attached to the top face of the movable clamping plate 5-3, and the external threaded rod 3-1 is fixedly connected to the fixed clamping seat 5-1. When the mounting seat assembly 5 is used, when the door-shaped ejector rod 4-2 is pushed against the semicircular slot on the rotary positioning seat 3-3 under the elastic force of the compression spring 4-6 to fix the position of the rotary positioning seat 3-3, the fan-shaped press block 4-5 is gradually pressed on the movable clamp plate 5-3 to ensure that the movable clamp plate 5-3 is pressed from top to bottom, the movable clamp plate 5-3 and a baffle plate at the lower end of the fixed clamp seat 5-1 are clamped on a sickbed or other equipment at the moment, the tension spring 5-5 is in a stretching state to realize tight fixation, otherwise, when the door-shaped ejector rod 4-2 is separated from the rotary positioning seat 3-3, the fan-shaped press block 4-5 is separated from the movable clamp plate 5-3 under the driving of the transverse push rod 4-4, and the movable clamp plate 5-3 returns to the original position under the elastic force of the tension spring 5-5, so that the fixing clip holder 5-1 is easy to be taken off from the hospital bed.
The left side surface of the L-shaped seat plate 5-8 is jointed with the right side surface of the upper pull rod 4-1.
When the thoracic surgery expanding device is used, firstly, the mounting seat component 5 is preliminarily clamped on a sickbed according to the wound position of a patient, then the position adjusting mechanism 3 is adjusted according to the position of the wound of the patient, the specific height and the specific position of the expanding mechanism 1 are adjusted through the position adjusting mechanism 3, so that the lower end of the expanding mechanism 1 can be inserted into the wound, after the adjustment is finished, the position is fixed by the positioning frame component 4, and the positioning frame component 4 positions the position adjusting mechanism 3, the mounting seat assembly 5 can be synchronously driven to be stably and fixedly clamped on a sickbed to play a role in adjusting and fixing, and finally the expansion mechanism 1 can be driven to move by controlling the expansion angle adjusting assembly 2 to adjust the expansion angle and the expansion degree of the wound, so that the wound of a patient can be effectively expanded and fixed; when the expansion mechanism 1 and the expansion angle adjusting component 2 are used, firstly, the outer end of an expansion ejector rod 1-3 is inserted into a wound position of a patient, then the expansion angle and the expansion degree of the wound are adjusted according to actual conditions, when the expansion mechanism is adjusted, a positioning bolt 2-4 is unscrewed, a rack 2-1 slides outwards, the rack 2-1 drives a rotating gear 2-5 to rotate clockwise, the rotating gear 2-5 drives a coil wheel 2-7 to rotate clockwise through a wheel shaft I, the coil wheel 2-7 carries out rope retracting movement on a traction rope 2-8, so that the traction rope 2-8 is continuously wound on the coil wheel 2-7, the middle end of the traction rope 2-8 is tightly stretched on a rope guide wheel 2-9, the rope guide wheel 2-9 plays a guiding role, and the traction rope 2-8 drives a lifting rod 1-4 to move upwards, the lifting rod 1-4 drives the expansion ejector rod 1-3 to push against one end of the wound to move upwards, so that the wound is expanded and adjusted to a proper angle to facilitate surgery, and the positioning bolt 2-4 is screwed after adjustment, so that the inner side of the positioning bolt 2-4 is pushed against the transverse supporting plate 3-7 to realize fixation after adjustment; when the position adjusting mechanism 3 is used, firstly, the rotary positioning seat 3-3 is rotated according to actual conditions so as to adjust the direction, after the adjustment, the position is fixed on the rotary positioning seat 3-3 through the positioning frame component 4, then the position of the internal thread sleeve 3-2 on the external threaded rod 3-1 can be changed through rotating the internal thread sleeve 3-2, so that the height adjustment is realized, after the adjustment, the adjusting screw 3-5 can be driven to rotate through rotating the screwing block 3-6, and the position of the transverse supporting plate 3-7 is driven to change when the adjusting screw 3-5 rotates, so that the positions of the expansion mechanism 1 and the expansion angle adjusting component 2 can be adjusted conveniently; when the mounting seat assembly 5 is used, when the door-shaped ejector rod 4-2 is pushed against the semicircular slot on the rotary positioning seat 3-3 under the elastic force of the compression spring 4-6 to fix the position of the rotary positioning seat 3-3, the fan-shaped press block 4-5 is gradually pressed on the movable clamp plate 5-3 to ensure that the movable clamp plate 5-3 is pressed from top to bottom, the movable clamp plate 5-3 and a baffle plate at the lower end of the fixed clamp seat 5-1 are clamped on a sickbed or other equipment at the moment, the tension spring 5-5 is in a stretching state to realize tight fixation, otherwise, when the door-shaped ejector rod 4-2 is separated from the rotary positioning seat 3-3, the fan-shaped press block 4-5 is separated from the movable clamp plate 5-3 under the driving of the transverse push rod 4-4, and the movable clamp plate 5-3 returns to the original position under the elastic force of the tension spring 5-5, so that the fixing clip holder 5-1 is easy to be taken off from the hospital bed.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (5)
1. The utility model provides a thoracic surgery operation extension fixture, includes expanding mechanism (1), expansion angle adjusting part (2), position control mechanism (3), locating rack subassembly (4) and mount pad subassembly (5), its characterized in that: the expansion mechanism (1) is connected to the expansion angle adjusting assembly (2); the expansion angle adjusting assembly (2) is connected to the position adjusting mechanism (3); the position adjusting mechanism (3) and the positioning frame assembly (4) are connected to the mounting seat assembly (5); the positioning frame assembly (4) is connected with the position adjusting mechanism (3);
the expansion mechanism (1) comprises a transverse seat plate (1-1), an extension spring (1-2), an expansion ejector rod (1-3), a lifting rod (1-4), a rotating shaft (1-5) and a shaft frame plate (1-6); the middle end of the expansion ejector rod (1-3) is fixedly connected to the rotating shaft (1-5), the rotating shaft (1-5) is rotatably connected to the shaft frame plate (1-6) through a bearing with a seat, and the shaft frame plate (1-6) is fixedly connected to the transverse seat plate (1-1); one end of the expansion ejector rod (1-3) is fixedly connected with the lifting rod (1-4), the other end of the expansion ejector rod (1-3) is fixedly connected with the extension spring (1-2), and the other end of the extension spring (1-2) is fixedly connected to the transverse seat plate (1-1);
the lifting rod (1-4) is provided with a rope binding hole;
the expansion angle adjusting assembly (2) comprises a rack (2-1), a chute plate (2-2), a vertical plate (2-3), a positioning bolt (2-4), a rotating gear (2-5), a wheel seat (2-6), a wheel axle I, a coil wheel (2-7), a traction rope (2-8), a rope guide wheel (2-9) and a wheel axle II; one end of the rack (2-1) is fixedly connected with a chute plate (2-2), and the chute plate (2-2) is connected with a positioning bolt (2-4) through threads; the other end of the rack (2-1) is fixedly connected with a vertical plate (2-3); the rotary gear (2-5) is meshed with the rack (2-1), the rotary gear (2-5) is fixedly connected to a wheel shaft I, the wheel shaft I is rotatably connected to a wheel seat (2-6) through a bearing with a seat, a coil wheel (2-7) is fixedly connected to the wheel shaft I, one end of a traction rope (2-8) is fixedly connected to the coil wheel (2-7), and the other end of the traction rope (2-8) is fixedly connected to the inner side of the rope binding hole; the traction rope (2-8) is pressed at the upper end of the rope guide wheel (2-9); the rope guide wheels (2-9) are fixedly connected to a wheel shaft II, the wheel shaft II is rotatably connected to a vertical plate (2-3) through a bearing with a seat, and the vertical plate (2-3) is fixedly connected to a transverse seat plate (1-1);
the position adjusting mechanism (3) comprises an external thread rod (3-1), an internal thread sleeve (3-2), a rotary positioning seat (3-3), a guide shaft (3-4), an adjusting screw rod (3-5), a screwing block (3-6) and a transverse supporting plate (3-7); the external thread rod (3-1) is connected to the inner side of the internal thread sleeve (3-2) through threads, and the external thread rod (3-1) is fixedly connected to the mounting seat assembly (5); the rotary positioning seat (3-3) is rotatably connected to the internal thread sleeve (3-2) through a bearing with a seat, and one end of the rotary positioning seat (3-3) is provided with a plurality of semicircular slots in a surrounding manner; the other end of the rotary positioning seat (3-3) is fixedly connected with a guide shaft (3-4), the guide shaft (3-4) is connected to the inner side of the transverse supporting plate (3-7) in a clearance fit manner, one end of an adjusting screw rod (3-5) is fixedly connected to the rotary positioning seat (3-3), and the other end of the adjusting screw rod (3-5) is connected to the transverse supporting plate (3-7) through threads; the transverse supporting plate (3-7) is connected in a rectangular sliding groove at the lower end of the sliding groove plate (2-2) in a sliding fit manner, and the inner side of the positioning bolt (2-4) is propped against the transverse supporting plate (3-7); the wheel seats (2-6) are fixedly connected to the transverse supporting plates (3-7); the adjusting screw rod (3-5) is fixedly connected with a screwing block (3-6).
2. The thoracic surgical dilation device of claim 1, wherein: the axial line of the guide shaft (3-4) and the axial line of the adjusting screw rod (3-5) are arranged in parallel.
3. The thoracic surgical dilation device of claim 2, wherein: the positioning frame assembly (4) comprises an upper pull rod (4-1), a door-shaped ejector rod (4-2), a lower pull rod (4-3), a transverse push rod (4-4), a sector pressing block (4-5), a compression spring (4-6), a spring rod (4-7) and a spring seat (4-8); the upper pull rod (4-1) is fixedly connected to the upper end of the door-shaped ejector rod (4-2), the lower end of the door-shaped ejector rod (4-2) is fixedly connected with the lower pull rod (4-3), one end of the transverse push rod (4-4) is fixedly connected to the lower pull rod (4-3), the other end of the transverse push rod (4-4) is fixedly connected with the fan-shaped pressing block (4-5), and the cambered surface of the fan-shaped pressing block (4-5) is arranged downwards; one end of the spring rod (4-7) is fixedly connected with the upper pull rod (4-1), the other end of the spring rod (4-7) is connected with the spring seat (4-8) through threads, and the spring rod (4-7) is sleeved with the compression spring (4-6); the door-shaped ejector rod (4-2) is abutted against the semicircular slot of the rotary positioning seat (3-3).
4. The thoracic surgical dilation device of claim 3, wherein: the mounting seat assembly (5) comprises a fixed clamping seat (5-1), a linkage plate (5-2), a movable clamping plate (5-3), a cylindrical rod (5-4), a tension spring (5-5), a fixed seat (5-6), a disc seat (5-7) and an L-shaped seat plate (5-8); a vertical chute is arranged on the fixed clamping seat (5-1), the movable clamping plate (5-3) is fixedly connected with the linkage plate (5-2), the linkage plate (5-2) is connected in the vertical chute in a clearance fit manner, and the movable clamping plate (5-3) is connected to the inner side of the fixed clamping seat (5-1) in a sliding fit manner; the middle end of the fixed clamp seat (5-1) is fixedly connected with the lower end of the L-shaped seat plate (5-8); the lower end of the linkage plate (5-2) is fixedly connected with a cylindrical rod (5-4), the cylindrical rod (5-4) is connected to a fixed seat (5-6) in a sliding fit manner, the fixed seat (5-6) is fixedly connected to the lower end of a fixed clamping seat (5-1), the lower end of the cylindrical rod (5-4) is fixedly connected with a disc seat (5-7), a tension spring (5-5) is sleeved on the cylindrical rod (5-4), and two ends of the tension spring (5-5) are respectively and fixedly connected to the fixed seat (5-6) and the disc seat (5-7); the upper end of the L-shaped seat plate (5-8) is provided with an ejector rod sliding chute, and the lower end of the L-shaped seat plate (5-8) is provided with a pressing block sliding chute; the spring rod (4-7) is connected to the upper end of the L-shaped seat plate (5-8) in a sliding fit manner, and the compression spring (4-6) is arranged between the L-shaped seat plate (5-8) and the spring seat (4-8); the door-shaped ejector rod (4-2) is connected to the inner side of the ejector rod sliding groove in a clearance fit manner; the transverse push rod (4-4) and the fan-shaped pressing block (4-5) are connected to the inner side of the pressing block sliding groove in a sliding fit mode, the fan-shaped pressing block (4-5) is connected to the inner side of the vertical sliding groove of the fixed clamping seat (5-1) in a sliding fit mode, the arc face of the fan-shaped pressing block (4-5) is attached to the top face of the movable clamping plate (5-3), and the external threaded rod (3-1) is fixedly connected to the fixed clamping seat (5-1).
5. The thoracic surgical dilation device of claim 4, wherein: the left side surface of the L-shaped seat plate (5-8) is jointed with the right side surface of the upper pull rod (4-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810644336.XA CN108742738B (en) | 2018-06-21 | 2018-06-21 | Thoracic surgery operation expanding unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810644336.XA CN108742738B (en) | 2018-06-21 | 2018-06-21 | Thoracic surgery operation expanding unit |
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| CN108742738A CN108742738A (en) | 2018-11-06 |
| CN108742738B true CN108742738B (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810644336.XA Expired - Fee Related CN108742738B (en) | 2018-06-21 | 2018-06-21 | Thoracic surgery operation expanding unit |
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Families Citing this family (7)
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| CN110314265B (en) * | 2019-07-16 | 2021-12-10 | 王芸 | Anti-rolling needle bracelet |
| CN110916733B (en) * | 2019-11-29 | 2022-10-18 | 李玉芳 | Thoracic surgery thorax distraction device with adjustable |
| CN112220512A (en) * | 2020-10-29 | 2021-01-15 | 蔡青青 | Neurosurgery robot lighting system |
| CN113100845B (en) * | 2021-04-14 | 2022-06-21 | 青岛大学附属医院 | Lung blocking device for cardiothoracic minimally invasive surgery |
| CN113180754B (en) * | 2021-04-14 | 2022-06-28 | 刘树奇 | Lung blocking device for minimally invasive surgery in thoracic surgery |
| CN113116417B (en) * | 2021-04-20 | 2023-08-29 | 中国人民解放军空军军医大学 | Support device for mammary gland prosthesis operation |
| CN113558685B (en) * | 2021-07-31 | 2022-07-29 | 苏州市东挺河智能科技发展有限公司 | Auxiliary traction device for thoracic surgery |
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| CN203303096U (en) * | 2013-07-04 | 2013-11-27 | 孙照明 | Thoracic surgery retractor |
| CN206333925U (en) * | 2016-09-01 | 2017-07-18 | 第四军医大学唐都医院 | A kind of retractor for thoracic operation |
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| CN2601633Y (en) * | 2002-11-20 | 2004-02-04 | 黄平 | Double-shaft cut retractor |
| CN2638673Y (en) * | 2003-06-17 | 2004-09-08 | 泰安市中心医院 | Interruption rib thoracotome |
| US7270632B2 (en) * | 2004-09-03 | 2007-09-18 | Santilli Albert N | Surgical retractor having lifting capability |
| US20090275804A1 (en) * | 2008-04-30 | 2009-11-05 | Rudolf Bertagnoli | Hinged Retractor With Sheath |
| MY149480A (en) * | 2009-03-26 | 2013-08-30 | Univ Malaya | An apparatus for surgery |
| CN202235508U (en) * | 2011-10-13 | 2012-05-30 | 郭磊 | Automatic medical retractor |
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| US10321944B2 (en) * | 2014-02-05 | 2019-06-18 | Spineology Inc. | Midline pars retractor |
| CN203776956U (en) * | 2014-04-17 | 2014-08-20 | 青岛市中心医院 | Rib expansion device for thoracic surgical procedures |
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| CN203303096U (en) * | 2013-07-04 | 2013-11-27 | 孙照明 | Thoracic surgery retractor |
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| CN108742738A (en) | 2018-11-06 |
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Inventor after: Dou Lianfeng Inventor after: Jia Zhuting Inventor after: Tian Fei Inventor after: Liu Yuhua Inventor before: Liu Yuhua |
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Effective date of registration: 20191127 Address after: 256600, No. two, 661 the Yellow River Road, Bincheng District, Shandong, Binzhou Applicant after: Dou Lianfeng Address before: 152300 14 group 3, Haifeng village, Haibei Town, Helen City, Suihua, Heilongjiang. Applicant before: Liu Yuhua |
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