CN112998784A - External incision opening and stabilizing device - Google Patents
External incision opening and stabilizing device Download PDFInfo
- Publication number
- CN112998784A CN112998784A CN202110239195.5A CN202110239195A CN112998784A CN 112998784 A CN112998784 A CN 112998784A CN 202110239195 A CN202110239195 A CN 202110239195A CN 112998784 A CN112998784 A CN 112998784A
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- elastic strip
- hook
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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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Abstract
The invention relates to an outer notch opening and stabilizing device which comprises two hook pulling components and a telescopic mechanism, wherein each hook pulling component comprises a fixed seat, an elastic strip and a plurality of hooks, a support is arranged at the top of the fixed seat, two ends of the telescopic mechanism are respectively fixed on the two supports, two ends of the elastic strip are fixed on the outer cylindrical surface of the fixed seat in an unconstrained manner, the hooks are arranged on the elastic strip at intervals, each hook pulling comprises a connecting end and a free end, the connecting ends are fixed with the elastic strips, the free ends and the connecting ends form included angles, two ends of the elastic strip are also provided with an opening and closing component and a limiting component, when the opening and closing component is opened, the hooks are in a rake-shaped structure, and when the opening and closing component is closed, the hooks are in a conical frame structure. The incision is opened by adopting a mechanical structure, the opening level of the incision is kept for a long time, and manual operation is replaced by mechanical operation, so that the labor is saved, the labor intensity is reduced, and the stability and the reliability of the operation are improved.
Description
Technical Field
The invention relates to the technical field of medical surgical instruments, in particular to an outer incision opening and stabilizing device.
Background
When a surgical operation is performed, such as the excision of the thyroid gland necrotic tissue, an opening needs to be pre-cut at the neck part, then the opening is unfolded to facilitate the excision and the thyroid gland taking-out operation of medical personnel, and the unfolding level and the form of the opening have important influence on the quality and the efficiency of the operation.
In the prior art, a pulling hook with a sharp head is placed in an operation incision, then the pulling hook is pulled along one side of the incision by hands, and the head of the pulling hook drives muscles to move towards the same side, so that the incision is opened. This operation can open the incision, but has the following problems:
firstly, when the sharp hook is pulled to pull the muscle tissue, the muscle tissue is possibly damaged, and the rehabilitation of a patient is influenced; secondly, when carrying out long-time operation, medical personnel are tired easily, lead to the open-ended degree of exposure not enough or unified, make the operator can't observe, influence operation efficiency and quality, can not normally go on even.
Therefore, a special incision opening device is needed to be developed, so that the incision can be opened without manual operation, the opening level can be kept consistent for a long time, and the incision opening device has important significance for relieving manpower and improving the quality of the thyroid excision operation.
Disclosure of Invention
The invention aims to provide an outer incision opening and stabilizing device, which adopts a mechanical structure to automatically open an incision, and ensures that the opening level of the incision is stable, so as to solve the problem that the operation efficiency and quality are affected due to inconsistent opening levels in manual operation in the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the external incision opening and stabilizing device comprises two hook pulling components and a telescopic mechanism arranged between the two hook pulling components and used for driving the hook pulling components to perform the operation of expanding the incision of the operation, wherein the hook pulling components comprise a fixed seat, an elastic strip and a plurality of hooks, a support is arranged at the top of the fixed seat, two ends of the telescopic mechanism are respectively fixed on the two supports, the fixed seat is a cylinder, the elastic strip is a spring steel sheet, two ends of the spring steel sheet are fixed on the outer cylindrical surface of the fixed seat without being constrained, the hooks are parallel to each other and are arranged on the elastic strip at intervals, each hook comprises a connecting end and a free end which is integrally arranged with the connecting end, the connecting end is fixed with the elastic strip, the free ends and the connecting end are arranged at an included angle, and two ends of the elastic strip are also provided with a switching component and a limiting component which can control the switching component to be opened and closed, when the opening and closing assembly is opened, the plurality of pulling hooks are of rake-shaped structures, and when the opening and closing assembly is closed, the plurality of pulling hooks are of conical frame structures which can be conveniently inserted into the notches.
Further, the switching subassembly includes fixed block and insertion tongue, the fixed block sets up the one end at the elasticity strip, the insertion tongue sets up the other end at the elasticity strip, the fixed block be provided with insertion tongue matched with jack, insertion tongue inserts in the jack, makes the elasticity strip closure be the ring structure.
Further, the limiting device comprises a limiting rod, a reset spring, a stop block and an adjusting bolt, the limiting rod comprises a thin rod and a thick rod which is integrated with the thin rod, the fixing seat is provided with a step hole which is used for the limiting rod in a sliding fit in a penetrating manner, the large end of the step hole is positioned at the top of the fixing seat, the small end of the step hole is positioned at the bottom of the fixing seat, the reset spring is sleeved on the thin rod, the thin rod section sleeved with the reset spring and the thick rod are placed at the large end of the step hole, the other end of the thin rod is placed at the small end of the step hole, the stop block is fixed at the top of the step hole, a penetrating internal thread hole is arranged in the stop block, the external thread of the adjusting bolt and the internal thread hole form a thread fit, the adjusting bolt can push the limiting rod to freely move along the axial direction of the internal thread hole and enable the thin rod to stretch, the upper surface of the fixing block is provided with a second limiting hole, and the limiting rod can move into the first limiting hole and the second limiting hole in sequence to limit the circular ring structure to expand.
Furthermore, the pulling hook is made of a spring steel sheet.
Furthermore, the end part of the free end is provided with a hook head, and the hook head adopts a combined structure of an inner framework and an outer cladding.
Further, the telescopic structure is an electric push rod.
Further, still include the power, the power with electric putter electric connection.
Further, two hook components that pull out set up for the telescoping device symmetry, and two elastic strips fix the near-end at two fixing bases, and the open end setting of two elastic strips is at the distal end of two fixing bases.
The invention has the technical effects that:
when a medical worker performs a surgical operation on a patient, the two hook pulling assemblies are placed into the incision, then the incision is rotated by 90 degrees, the electric push rod is opened, the two hook pulling assemblies are driven to open the operation incision, the hook pulling assemblies simultaneously and uniformly move to two sides, and a focus can be better exposed; in the moving process of the hook pulling component, the hook pulling component is in a rake-shaped structure, so that the muscle tissue can be stably grasped and cannot be injured. The incision can be automatically opened by adopting a mechanical structure, the opening level of the incision is kept for a long time, manual operation is replaced by mechanical operation, the labor is saved, the labor intensity is reduced, and the stability and the reliability of the operation are improved.
The invention creatively combines a plurality of pulling hooks on the elastic strip, so that the pulling hooks are in a conical frame structure when combined, are favorable for entering the incision, and are in a rake-shaped structure when opened, are favorable for integrally acting on muscles on one side of the incision, the adhesive force is enhanced, the pulling effect is better, and the exposed state of the incision is better.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the fixing base of the present invention;
FIG. 3 is a front view of the elastic strip of the present invention;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a front view of the present invention;
FIG. 6 is a front view of the stop assembly of the present invention;
FIG. 7 is a perspective view of a rake hook of the present invention;
fig. 8 is a working state diagram of the present invention.
Description of reference numerals:
1-pulling the hook component; 2, an electric push rod; 3-fixing the base; 4-an elastic strip; 5-pulling the hook; 6-support; 7-a connecting end; 8-free end; 9-hook head; 10-fixing blocks; 11-inserting tongue; 12-a first limit hole; 13-a second limit hole; 14-a limiting rod; 15-a return spring; 16-a stopper; 17-an adjusting bolt; 18-a stepped bore; 19-a power supply; 20-a limiting device.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the above description of the present invention, it should be noted that the terms "one side", "the other side" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Further, the term "identical" and the like do not mean that the components are absolutely required to be identical, but may have slight differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel", and does not mean that the structure must be perfectly perpendicular, but may be slightly inclined.
As shown in fig. 1, the embodiment provides an outer incision opening and stabilizing device, which includes two symmetrically arranged hook pulling assemblies 1 and an electric push rod 2 arranged between the two hook pulling assemblies, specifically:
as shown in fig. 2, the hook pulling assembly comprises a fixed seat 3, an elastic strip 4 and a plurality of hooks 5, a support 6 is integrally arranged at the top of the fixed seat, the support can be detachably arranged, two ends of an electric push rod are respectively fixed on the two supports through bolts or screws, so that the support and the fixed seat can move relatively, the fixed seat is a cylinder, the elastic strip is a spring steel sheet, the elastic strip has certain elastic force, the change of different forms is carried out, the middle area of the elastic strip is fixed on the fixed seat, at least, the freedom degree of two ends of the elastic strip is guaranteed, free movement can be realized, better, a fixing bolt can be arranged between the elastic strip and the fixed seat, the elastic strip and the fixed seat are fixed together, the elastic strip can be opened into a straight strip shape on the one hand, and the elastic strip.
As shown in fig. 7, the plurality of pulling hooks are parallel to each other and are arranged on the elastic strip at intervals, as shown in fig. 5, the pulling hooks comprise a connecting end 7 and a free end 8, the connecting end and the free end are integrally arranged, the connecting end is fixed with the elastic strip, the free end and the connecting end are arranged at an included angle, the two ends of the elastic strip are further provided with an opening and closing component and a limiting device 20, the limiting device can control the opening and closing component to be opened and closed, when the opening and closing component is opened, the plurality of pulling hooks are of rake-shaped structures, as shown in fig. 7, the pulling state can be formed by bisecting the notches, and when the opening and closing component is closed, the plurality of pulling hooks are of conical frame structures, as. In this embodiment, the hook head 9 is disposed at the end of the free end, as shown in fig. 5, and the hook head adopts a combination structure of an inner frame and an outer covering layer, the inner frame can be made of stainless steel sheet or other spring steel, and the outer covering layer can be made of silica gel, so as to form a hook body with high supporting strength, soft surface and good affinity. When the incision is pulled out, the muscle tissue can not be damaged.
The electric push rod of the embodiment may be a hydraulic cylinder or an air cylinder or the like in the prior art.
In this embodiment, as shown in fig. 3 and 4, the opening and closing assembly includes a fixing block 10 and a tongue 11, the fixing block is disposed at one end of the elastic strip, the tongue is disposed at the other end of the elastic strip, the fixing block is provided with a socket engaged with the tongue, and the tongue is inserted into the socket to close the elastic strip into a circular structure. Furthermore, the inserting tongue is provided with a first limiting hole 12, the fixing block is provided with a second limiting hole 13, and when the inserting tongue is inserted, the second limiting hole is aligned with the first limiting hole.
In this embodiment, as shown in fig. 6, the limiting device includes a limiting rod 14, a return spring 15, a stopper 16 and an adjusting bolt 17, the limiting rod includes a thin rod and a thick rod integrally disposed with the thin rod, the fixing base is provided with a step hole 18 through which the limiting rod is slidably engaged with the step hole, and at the same time, the large end of the step hole is located at the top of the fixing base, the small end of the step hole is located at the bottom of the fixing base, preferably, the step hole is parallel to the axis of the fixing base, so that the limiting rod can vertically lift on the fixing base, the return spring is sleeved on the thin rod, the thin rod section sleeved with the return spring and the thick rod are placed at the large end of the step hole, the other end of the thin rod is placed at the small end of the step hole, the return spring is limited between the large end of the step hole and the thick rod, so as to limit the moving range of the limiting rod, the stopper is fixed at the, adjusting bolt's external screw thread and internal thread hole form screw-thread fit to promote the gag lever post along the axial direction free movement in internal thread hole, make the thin rod tip stretch out the fixing base, and get into first spacing hole and the spacing downthehole of second in proper order, the restriction ring structure expandes.
Preferably, as shown in fig. 8, the two hook pulling assemblies are symmetrically arranged relative to the electric push rod, the middle area of the elastic strip is fixed to the proximal end of the fixing base, the open ends of the two elastic strips are arranged at the distal end of the fixing base, that is, the openings of the elastic strips are oppositely arranged outwards and arranged at the distal end of the fixing base, and when the surgical incision dilator is used, the elastic strips are opened from the distal end to form two outwards-facing brads, so that the surgical incision is expanded.
Before the device is used, the adjusting bolt is in a locking state, the pulling hook assemblies are in a conical frame shape, medical staff can insert the two pulling hook assemblies into an incision along the incision direction, then the device is rotated for 90 degrees, the incisions are partially opened by the two pulling hook assemblies, then the adjusting bolt is rotated in the opposite direction, the limiting rod rises, the lower end of the limiting rod exits from the first limiting hole and the second limiting hole, at the moment, the elastic strip is recovered in elasticity, the inserting tongue exits from the fixing block and is opened into a strip shape, the pulling hooks are in rake shapes, the two pulling hook assemblies are opened into rake shapes and can be symmetrically attached to two sides of the incision, and then the electric push rod is opened to drive the two rake-shaped pulling hooks to open the incision for surgery, so that the wound is better exposed. After the operation incision is exposed to a proper size, the electric push rod is closed, the opening operation is completed, and the operation is in a stable state.
The embodiment adopts a mechanical structure to automatically prop up the incision, and makes the incision prop up and keep for a long time, replaces manual operation with mechanical operation, saves manpower, reduces labor intensity, and improves the stability and reliability of the operation.
The embodiment creatively combines a plurality of pulling hooks on the elastic strip, is a conical frame structure when making the combination, is favorable for entering the incision, and is in a rake-shaped structure when being opened, is favorable for the whole action on the muscle on one side of the incision, has enhanced adhesive force, better pulling effect and better exposing state of the incision.
Meanwhile, in the moving process of the hook pulling assembly, the hook pulling component is in a rake-shaped structure, so that muscular tissues can be stably grasped, the muscular tissues cannot be injured, and the use safety is improved.
As a necessity, the present embodiment further includes a power source 19, as shown in fig. 1, electrically connected to the electric putter, for providing driving power for the electric putter. The power of this embodiment is fixed on the support, through wire and electric putter intercommunication.
The embodiment is also provided with a control switch, and the control switch is arranged on the lead and can control the action of the electric push rod.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (8)
1. External incision struts and stabilising arrangement, its characterized in that: the surgical incision expanding device comprises two hook pulling components and a telescopic mechanism arranged between the two hook pulling components and used for driving the hook pulling components to expand surgical incision operation, wherein the hook pulling components comprise a fixed seat, an elastic strip and a plurality of hooks, the top of the fixed seat is provided with a support, two ends of the telescopic mechanism are respectively fixed on the two supports, the fixed seat is a cylinder, the elastic strip is a spring steel sheet, two ends of the spring steel sheet are fixed on the outer cylindrical surface of the fixed seat in an unconstrained manner, the hooks are arranged on the elastic strip in parallel and at intervals, the hooks comprise a connecting end and a free end which is integrally arranged with the connecting end, the connecting end is fixed with the elastic strip, the free end and the connecting end are arranged at an included angle, and both ends of the elastic strip are also provided with a switching component and a limiting component which can control the switching component to be opened and closed, when the opening and closing assembly is opened, the plurality of pulling hooks are of rake-shaped structures, and when the opening and closing assembly is closed, the plurality of pulling hooks are of conical frame structures which can be conveniently inserted into the notches.
2. The outer socket distracting and stabilizing device of claim 1, wherein: the opening and closing assembly comprises a fixing block and an inserting tongue, the fixing block is arranged at one end of the elastic strip, the inserting tongue is arranged at the other end of the elastic strip, the fixing block is provided with a jack matched with the inserting tongue, and the inserting tongue is inserted into the jack to enable the elastic strip to be closed and to be of a circular ring structure.
3. The outer socket distractor and stabilizer device of claim 2, wherein: the limiting device comprises a limiting rod, a reset spring, a stop block and an adjusting bolt, the limiting rod comprises a thin rod and a thick rod which is integrated with the thin rod, the fixing seat is provided with a step hole which is used for the limiting rod in a sliding fit in a penetrating manner, the large end of the step hole is positioned at the top of the fixing seat, the small end of the step hole is positioned at the bottom of the fixing seat, the reset spring is sleeved on the thin rod, a thin rod section sleeved with the reset spring and the thick rod are placed at the large end of the step hole, the other end of the thin rod is placed at the small end of the step hole, the stop block is fixed at the top of the step hole, a penetrating internal thread hole is arranged in the stop block, the external thread of the adjusting bolt and the internal thread hole form a threaded fit, the adjusting bolt can push the limiting rod to freely move along the axial direction of the internal thread hole and enable the thin rod to extend out of the fixing seat, the plug tongue, the limiting rod can move into the first limiting hole and the second limiting hole in sequence to limit the circular ring structure from unfolding.
4. The outer socket distracting and stabilizing device of claim 1, wherein: the pulling hook is made of a spring steel sheet.
5. The outer socket distracting and stabilizing device of claim 1, wherein: the end part of the free end is provided with a hook head, and the hook head adopts a combined structure of an inner framework and an outer cladding.
6. The outer socket distracting and stabilizing device of claim 1, wherein: the telescopic structure is an electric push rod.
7. The outer socket distracting and stabilizing device of claim 6, wherein: still include the power, the power with electric putter electric connection.
8. The exostoma distractor and stabilization device of any of claims 1-7, wherein: two hook components that pull out set up for the telescoping device symmetry, and two elastic strip fix the near-end at two fixing bases, and the open end setting of two elastic strip is at the distal end of two fixing bases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110239195.5A CN112998784A (en) | 2021-03-04 | 2021-03-04 | External incision opening and stabilizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110239195.5A CN112998784A (en) | 2021-03-04 | 2021-03-04 | External incision opening and stabilizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112998784A true CN112998784A (en) | 2021-06-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110239195.5A Pending CN112998784A (en) | 2021-03-04 | 2021-03-04 | External incision opening and stabilizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112998784A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117598743A (en) * | 2024-01-22 | 2024-02-27 | 中国人民解放军军事科学院军事医学研究院 | Tissue traction instrument for vascular surgery of experimental animals |
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Application publication date: 20210622 |