CN110037770B - Surgical operating forceps - Google Patents
Surgical operating forceps Download PDFInfo
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- CN110037770B CN110037770B CN201910280854.2A CN201910280854A CN110037770B CN 110037770 B CN110037770 B CN 110037770B CN 201910280854 A CN201910280854 A CN 201910280854A CN 110037770 B CN110037770 B CN 110037770B
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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
- A61B17/28—Surgical forceps
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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
- A61B17/28—Surgical forceps
- A61B17/2812—Surgical forceps with a single pivotal connection
- A61B17/2833—Locking means
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Abstract
A surgical operating forceps comprises a first forceps arm (1) and a second forceps arm (2), wherein the upper ends of the first forceps arm (1) and the second forceps arm (2) are hinged together after being crossed, a finger ring (3) is arranged at the lower ends of the first forceps arm (1) and the second forceps arm (2), the forceps arms can be pushed and pulled after fingers stretch into the finger ring (3), so that a working jaw (4) at the tops of the first forceps arm (1) and the second forceps arm (2) can be opened and closed, a quick-assembly buckle (5) is arranged on each of the first forceps arm (1) and the second forceps arm (2), the quick-assembly buckle (5) is at least provided with two working faces, and the two working faces are respectively contacted with two end faces of each forceps arm; and movable parts are arranged between the quick-assembly buckles (5), and the movable parts can freely extend and contract and/or quantitatively extend and contract. The surgical operating forceps disclosed by the invention have the advantages that through the quickly-assembled buckle (5) which is quickly disassembled, a doctor can conveniently and freely select an operating mode, the flexibility is strong, and the expenditure is saved.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a pair of surgical operating forceps.
Background
Various surgical instruments are often used in surgical operations, such as scalpels, surgical scissors, surgical forceps, tweezers, etc., wherein the surgical forceps are widely used, and are lighter than vascular forceps in squeezing tissues, so that the surgical forceps are generally used for clamping soft tissues and preventing the soft tissues from slipping off, for example, clamping and drawing the excised lesion part to facilitate the operation, clamping gauze pads and subcutaneous tissues at the edges of incisions, and avoiding the tissues in the incisions from being polluted, etc.
The operation time is usually longer, especially for major operations, if the opening degree of the forceps is always controlled by two hands, a doctor is tired, so that the doctor is helped by connecting an elastic part on the forceps arms in the prior art. For example, in CN105496509A, the medical forceps is more flexible and convenient by installing a labor-saving spring 1-1 between two forceps handles, which is shown in figure 1 (a). Also, CN208081269U, in which the surgeon is assisted by installing a fixed spring rod 1-2 between the upper and lower handles, see FIG. 1 (b).
Although the improved surgical forceps provide some help for doctors, the surgical forceps are relatively high in cost and small in market share, firstly, due to the complex structure, the maintenance and disinfection of the surgical forceps are troublesome, the components are easy to damage, secondly, doctors who are used to control the forceps by means of finger rings are not used to use the self-elastic forceps, thirdly, in some special surgical operations, the closed state needs to be kept by means of the gravity of the forceps arms, the forceps are not expected to automatically expand, and otherwise, operation errors can be caused if the forceps are uncontrollably expanded.
The prior art is based on the fact that the elastic elements are mounted either by welding or riveting or screwing, the former two being not removable, the latter being neither by means of fine tools nor by means of the two techniques mentioned above. However, if the hospital generally does not have such tools, if the hospital purchases such instrument forceps with elastic parts, if the use habit of the doctor is not met or the forceps need to be prevented from automatically expanding in some special operations, the hospital may need to replace the conventional instrument forceps, so that extra spare parts are needed, great waste is caused, instrument management also causes burden, and if a manufacturer produces the instrument forceps with high cost and with elastic parts, the instrument forceps cannot be sold, the inventory and the cost are increased.
Disclosure of Invention
In order to solve the problems, the invention provides a pair of surgical operation forceps, the forceps arms are not different from the conventional forceps, quick-assembling buckles capable of being quickly disassembled are arranged on the forceps arms, elastic pieces capable of freely stretching and retracting are arranged between the quick-assembling buckles, so that a doctor can conveniently and freely select an operation mode, the flexibility is strong, waste is avoided, and the quick-assembling buckles with positioning pieces capable of being quantitatively stretched can be arranged to further expand the functions of the surgical operation forceps.
The technical scheme of the invention is as follows:
a surgical operating forceps comprises a first forceps arm and a second forceps arm, wherein the upper ends of the first forceps arm and the second forceps arm are hinged together after being crossed, finger rings are arranged at the lower ends of the first forceps arm and the second forceps arm, the forceps arms can be pushed and pulled after fingers stretch into the finger rings, opening and closing of working jaws at the tops of the first forceps arm and the second forceps arm are achieved, quick-assembly buckles are respectively arranged on the first forceps arm and the second forceps arm, a bayonet of each quick-assembly buckle is provided with at least two working faces, and the two working faces are respectively contacted with two end faces of the forceps arm; and a movable part is arranged between the quick-mounting buckles and can freely extend and retract and/or quantitatively extend and retract.
According to the surgical operating forceps, the shallow grooves are formed in the positions, where the quick-assembly buckles are installed, of the first forceps arm and the second forceps arm, so that the quick-assembly buckles can be positioned conveniently.
According to the surgical operation forceps, the first forceps arm and the second forceps arm are longitudinally provided with slopes, the bayonet of the quick-assembly buckle is provided with a slope consistent with that of the forceps arms, the quick-assembly buckle is clamped at a narrow position of the forceps arms, then the quick-assembly buckle slides to a wide position of the forceps arms, and the quick-assembly buckle can be automatically clamped on the forceps arms.
Preferably, the fast-assembling buckle opening angle is smaller than the inclination of the clamp arm.
According to the surgical operating forceps, the screw-in button is further arranged between the quick-assembly buckle and the forceps arms, and correspondingly, the quick-assembly buckle is provided with the fixing hole.
Furthermore, the precession button is located the lateral surface of fast-assembling buckle and tong arm.
According to the surgical operation forceps, the elastic piece is arranged between the quick-assembly buckles, and two ends of the elastic piece are respectively connected with the outer working face of the quick-assembly buckle mounted on the inner side face of the forceps arm.
According to the surgical operation forceps, the clamping piece is arranged between the quick-mounting buckles and connected with one of the forceps arms, the sliding groove and the adjusting button are arranged on the other forceps arm, the clamping piece penetrates through the sliding groove, and the adjusting button is in contact with the clamping piece and can prevent the clamping piece from moving towards a certain direction.
Furthermore, the clamping piece is of an arc-shaped structure, the arc radius of the clamping piece is matched with the distance from the quick-mounting buckle to the hinged center of the upper end of the clamp arm, and the upper end face of the clamping piece is provided with an inverted tooth-shaped clamping groove.
Furthermore, a return spring is connected below the adjusting button, and the adjusting button is connected with the sliding groove through the return spring.
The invention has the beneficial effects that:
1. the surgical operating forceps can be used for different operating occasions during operation, such as bone fixation, hemostasis, tissue clamping, blunt separation of tissues, needle pulling assistance for an operator and the like, and can be used only by selecting a proper elastic connecting piece or whether to take down the quick-assembly buckle or not according to requirements.
2. According to the surgical operating forceps disclosed by the invention, only one set of forceps is required to be prepared in a hospital, so that the operating forceps can adapt to the use habits of different doctors or different operation requirements, a large number of spare parts are not required to be purchased, and a large amount of expenses are saved.
3. According to the surgical operating forceps disclosed by the invention, manufacturers can produce the quick-assembly buckle and the corresponding elastic connecting piece and/or the quantitative telescopic clamping piece according to different orders without considering the inventory of forceps bodies.
4. The surgical operating forceps disclosed by the invention can be quickly disassembled, and the forceps body and accessories are classified and treated, and are very convenient to maintain, clean, disinfect and the like.
Drawings
The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.
In the drawings:
FIG. 1 is a prior art diagram;
FIG. 2 is a schematic structural diagram of the present embodiment 1;
FIG. 3 is a schematic view of the installation of the quick-mount buckle, wherein FIG. (a) is a top view and FIG. (b) is a cross-sectional view;
FIG. 4 is a schematic structural diagram of the present embodiment 2;
FIG. 5 is a schematic view showing the installation of the position-locking piece, the sliding groove and the adjusting knob;
the components represented by the reference numerals in the figures are:
the prior art is as follows: 1-1 parts of a labor-saving spring, 1-2 parts of a fixed spring rod;
the invention comprises the following steps: 1. the clamp comprises a first clamp arm, a second clamp arm, a finger ring, a working clamp jaw, a quick-assembly buckle, a tightening button, a spring, a clamping piece, a sliding groove, a regulating button, an inner connecting hole, a fixing hole and a regulating button, wherein the first clamp arm is 2, the second clamp arm is 3, the finger ring is 4, the working clamp jaw is 5, the quick-assembly buckle is 6, the sliding groove is 10, the spring is 8, the clamping piece is 9, the regulating button is 10, the inner connecting hole is 11, and the fixing hole is 51.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.
It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may be present. Other terms used to describe the relationship between elements should be interpreted in a similar manner (e.g., "between," "adjacent," etc.). The directions "left and right", "front and back", etc. mentioned in the present invention are only used to express the relative positional relationship, and are not restricted by any specific directional references in practical application.
Example 1
Referring to fig. 2, fig. 2 is a surgical operating forceps, which includes a first forceps arm 1 and a second forceps arm 2, the upper ends of the first forceps arm 1 and the second forceps arm 2 are hinged together after being crossed, the lower ends of the first forceps arm 1 and the second forceps arm 2 are provided with a finger ring 3, the forceps arms can be pushed and pulled after fingers extend into the finger ring 3, so that the working jaws 4 at the tops of the first forceps arm 1 and the second forceps arm 2 can be opened and closed, the first forceps arm 1 and the second forceps arm 2 are respectively provided with a quick-assembly buckle 5, a bayonet of the quick-assembly buckle 5 is of an open U-shaped structure, and the opening width is larger than the bottom surface size. Two inner working faces of the opening of the quick fastener 5 are respectively contacted with the inner side end face and the outer side end face of the tong arm; and an elastic part 7 which can freely stretch and retract is arranged between the quick assembling buckles 5.
Furthermore, the quick-assembly fasteners 5 on the first clamp arm 1 and the second clamp arm 2 are located on the same horizontal plane, so that the two clamp arms are stressed evenly, preferably, shallow grooves are formed in the positions, where the quick-assembly fasteners 5 are installed, of the first clamp arm 1 and the second clamp arm 2, so that the quick positioning of the quick-assembly fasteners 5 is facilitated, and meanwhile, the two quick-assembly fasteners 5 can be located on the same horizontal plane.
With reference to fig. 3, the first and second clamp arms 1 and 2 have a slope in the longitudinal direction, the quick-assembly fastener 5 has a slope identical to that of the clamp arms, and is conveniently fastened into the clamp arms, the quick-assembly fastener 5 is fastened at a narrow position of the clamp arms during installation, and then the quick-assembly fastener 5 slides towards a wide position of the clamp arms, so that the quick-assembly fastener 5 can be automatically fastened on the clamp arms. If the quick-assembling buckle 5 is made of a material with certain elasticity, the quick-assembling buckle can be combined with the shallow groove, specifically, the shallow groove is arranged at the wide position of the clamp arm, so that the quick-assembling buckle 5 is clamped at the narrow position of the clamp arm, then the quick-assembling buckle 5 slides to the wide position of the clamp arm, the quick-assembling buckle 5 is expanded by the wide position of the clamp arm, and the installation is very quick when the quick-assembling buckle 5 is clamped in the return of the shallow groove.
Preferably, the opening angle of the fast-assembling buckle 5 can be slightly smaller than the inclination of the clamp arm, so that the fast-assembling buckle 5 can generate a pretightening force when being buckled into the clamp arm, and the fast-assembling buckle 5 is not easy to fall off from the clamp arm after being buckled to the bottom.
Further, in order to fully ensure the firm connection between the fast-assembling buckle 5 and the tong arm, a precession button 6 is further arranged between the fast-assembling buckle 5 and the tong arm, and correspondingly, a fixing hole 51 is formed in the fast-assembling buckle 5.
The precession button 6 generally satisfies the fixing requirement, but it is also possible to provide the inner connection hole 11 on the jawarm to match with the precession button 6, of course, the fixing hole 51 and the inner connection hole 11 are located on the same side.
Furthermore, precession button 6 is located fast-assembling buckle 5 and the lateral surface of tong arm, screws up or loosens precession button 6 from the operation pincers outside when making things convenient for the doctor to use.
In this embodiment, an elastic member 7 is disposed between the quick fasteners 5, and two ends of the elastic member 7 are respectively connected to the outer working surfaces of the quick fasteners 5 mounted on the inner side surfaces of the jawarms.
Preferably, the elastic member 7 in this embodiment is selected as a spring or a spring plate, can be freely contracted, and is connected with the quick-assembly buckle 5 in advance, so that the use by a doctor is facilitated.
Specifically, when a doctor uses the operating forceps, if the first forceps arm 1 and the second forceps arm 2 need to be opened frequently in the next work, the doctor can choose to install the quick-assembly buckle 5 and the elastic piece 7 on the operating forceps, when the operating forceps are installed, the quick-assembly buckle 5 is buckled in a shallow groove of the forceps arms, the opening angle of the quick-assembly buckle 5 is slightly smaller than the inclination of the forceps arms, the quick-assembly buckle 5 cannot fall off immediately after being buckled on the forceps arms, and then the screwing-in button 6 is screwed into the quick-assembly buckle 5 and the forceps arms; when a doctor needs to control the working jaw 4 more manually, the screwing-in button 6 can be screwed out, and the quick-assembly buckle 5 and the elastic piece 7 can be taken off, so that the operation is very convenient.
Example 2
This embodiment can be a modification to embodiment 1, or an improvement to embodiment 1, and preferably, this embodiment serves to further improve the functions of embodiment 1. Specifically, when the doctor needs to use the operation forceps quantitatively, that is, the working jaw 4 of the operation forceps is fixed, the operation forceps in embodiment 1 may rely on subjective sensing and judgment of the doctor more, and the working strength is high, so that the embodiment provides the related components of quantitative clamping position capable of being quickly assembled based on the same quick assembly idea
It should be noted that, there are many surgical instruments on the market today that have functions similar to the quantitative clamping, and all the quantitative clamping components can be applied to the quick-assembly fastener of the present application in principle, so the following structures are provided in this embodiment only for example and are not limiting to the present invention.
Referring to fig. 4, in this embodiment, on the basis of embodiment 1, a position-retaining piece 8 is further provided on an elastic member 7 (not shown in the figure), the position-retaining piece 8 is also installed between the quick-assembly fasteners 5 and connected to one of the jawarms, in this embodiment, the position-retaining piece 8 is installed on the quick-assembly fastener 5 of the second jawarms 2, and, opposite to that, the first jawarms 1 are provided with a sliding groove 9 and an adjusting button 10, and the sliding groove 9 and the adjusting button 10 are located on the quick-assembly fasteners 5 of the first jawarms 1.
Referring to fig. 5, the position-locking piece 8 extends from the second caliper arm 2 to the first caliper arm 1 and passes through the sliding groove 9 on the quick-assembly buckle 5 on the first caliper arm 1, the adjusting button 10 is located on the sliding groove 9, and one end of the adjusting button 10 is in contact with the position-locking piece 8, so that the position-locking piece 8 can be prevented from moving in a certain direction.
Furthermore, the clamping piece 8 is of an arc-shaped structure, and the arc radius of the clamping piece is matched with the distance from the quick-assembling buckle 5 to the hinged center of the upper end of the clamp arm, so that the clamping piece 8 can smoothly move in the sliding groove 9 when the clamp arm is opened and closed.
Furthermore, the upper end face of the position clamping piece 8 is provided with a reverse-tooth-shaped clamping groove, the direction of the reverse-tooth-shaped clamping groove is from the fast-assembling buckle 5 where the position clamping piece 8 is located to the direction of the other fast-assembling buckle 5, in the embodiment, the reverse-tooth-shaped clamping groove faces to the right side and is matched with the adjusting button 10 to prevent the closing of the operating pliers.
Furthermore, the depth of the sliding groove 9 is slightly higher than the height of the position clamping sheet 8, so that the position clamping sheet 8 can move in the sliding groove 9 conveniently.
Furthermore, adjusting button 10 is curved surface type structure, and one end is inserted in the pawl shape draw-in groove of screens piece 8, and the other end is used for the finger to press, still is connected with return spring below the finger pressing end, and adjusting button 10 links together through return spring and sliding tray 9.
But at present the operation pincers of fixed work keeping in a jaw 4 on the market need adjust the opening size with the help of specialized tool, when required work keeps in a jaw size change, need adjust once again, and is very troublesome, and the operation pincers that this embodiment provided can adjust work 4 apertures of keeping in a jaw at any time, need not to take off, certainly, when not needing fixed work to keep in a jaw 4, can also take off at any time, become ordinary operation pincers. Specifically, when a doctor needs to fix a working jaw 4 of the operating forceps at a certain opening degree for working, the first forceps arm 1 and the second forceps arm 2 can be directly stretched towards two sides, at the moment, an adjusting button 10 on the first forceps arm 1 moves along the inclined direction of the inverted tooth-shaped clamping groove on the clamping sheet 8, the first forceps arm 1 and the second forceps arm 2 cannot interfere with each other, after the working forceps arm 4 moves to a specified position, the working forceps arm 4 is fixed, at the moment, the first forceps arm 1 and the second forceps arm 2 can be held inwards for use, and the working forceps arm 4 cannot be reduced under the limiting action of the adjusting button 10; when the doctor needs to adjust the size of the working jaw 4 to be large, the first forceps arm 1 and the second forceps arm 2 are pulled towards two sides continuously, when the doctor needs to adjust the size of the working jaw 4 to be small, a finger is extended out to press the right hand pressing part of the adjusting button 10, the head end of the adjusting button 10 is lifted, the first forceps arm 1 and the second forceps arm 2 can be retracted inwards, and when the forceps are retracted to a specified position, the adjusting button 10 is loosened, and the size of the working jaw 4 can be locked.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or additions or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (6)
1. A surgical operating forceps comprises a first forceps arm (1) and a second forceps arm (2), wherein the upper ends of the first forceps arm (1) and the second forceps arm (2) are hinged together after intersecting, the lower ends of the first forceps arm (1) and the second forceps arm (2) are provided with finger rings (3), the forceps arms can be pushed and pulled after fingers stretch into the finger rings (3), and the opening and closing of a working forceps jaw (4) at the tops of the first forceps arm (1) and the second forceps arm (2) are realized, and the surgical operating forceps is characterized in that the first forceps arm (1) and the second forceps arm (2) are respectively provided with a quick-assembly buckle (5), and the positions of the first forceps arm (1) and the second forceps arm (2) where the quick-assembly buckles (5) are installed are provided with shallow grooves for facilitating the positioning of the quick-assembly buckles (5);
the bayonet of the fast-assembly buckle (5) is of an open U-shaped structure, the opening width is larger than the size of the bottom surface, the bayonet of the fast-assembly buckle (5) is provided with at least two working surfaces, the two working surfaces are respectively contacted with two end surfaces of the clamp arm, the first clamp arm (1) and the second clamp arm (2) are longitudinally provided with slopes, the bayonet of the fast-assembly buckle (5) is provided with a slope consistent with that of the clamp arm, the opening angle of the bayonet of the fast-assembly buckle (5) is smaller than that of the clamp arm, the fast-assembly buckle (5) is clamped at a narrow position of the clamp arm, then the fast-assembly buckle (5) slides to a wide position of the clamp arm, and the fast-assembly buckle (5) can be automatically clamped on the clamp arm;
movable parts are arranged between the quick fasteners (5), and the movable parts can freely stretch out and draw back or quantitatively stretch out and draw back;
a precession button (6) is further arranged between the quick-assembly buckle (5) and the clamp arm, and correspondingly, a fixing hole (51) is formed in the quick-assembly buckle (5).
2. A forceps handle according to claim 1, characterised in that the screw-in button (6) is located on the outer side of the quick-fit catch (5) and the forceps arm.
3. A forceps for surgical operation as claimed in claim 1, characterized in that an elastic member (7) is provided between the snap-fit fasteners (5), and both ends of the elastic member (7) are respectively connected with the outer working surface of the snap-fit fastener (5) mounted on the inner side surface of the forceps arm.
4. A forceps for surgical operation as claimed in claim 1, characterized in that the snap-fit fasteners (5) are provided with a retaining piece (8) therebetween, the retaining piece (8) is connected to one of the forceps arms, the other forceps arm is provided with a sliding groove (9) and an adjusting knob (10), the retaining piece (8) passes through the sliding groove (9), and the adjusting knob (10) is in contact with the retaining piece (8) and can prevent the retaining piece (8) from moving in a certain direction.
5. A forceps as claimed in claim 4, characterized in that the retaining plate (8) is of an arc-shaped configuration with a radius matching the distance from the quick-fit fastener (5) to the centre of articulation at the upper end of the forceps arms, and that the retaining plate (8) has an upper end face provided with an inverted tooth-shaped retaining groove.
6. A forceps according to claim 4, characterised in that a return spring is connected to the underside of the adjusting knob (10), by means of which return spring the adjusting knob (10) is connected to the sliding groove (9).
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CN201910280854.2A CN110037770B (en) | 2019-04-09 | 2019-04-09 | Surgical operating forceps |
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CN201910280854.2A CN110037770B (en) | 2019-04-09 | 2019-04-09 | Surgical operating forceps |
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CN110037770B true CN110037770B (en) | 2022-06-07 |
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EP1415600A1 (en) * | 2002-11-04 | 2004-05-06 | Stryker Trauma - Selzach AG | Orthopaedic ratcheting forceps |
CN202761432U (en) * | 2012-08-02 | 2013-03-06 | 田明波 | Orthopedics multifunctional steel wire traction tong |
CN104173107B (en) * | 2013-05-24 | 2016-09-07 | 经方精密医疗(深圳)有限公司 | A kind of puncture needle guide and puncture supporter |
CN203945274U (en) * | 2014-06-23 | 2014-11-19 | 江苏海事职业技术学院 | A kind of pliers |
CN204318881U (en) * | 2014-12-10 | 2015-05-13 | 韩伟 | Bone holding forceps |
CN208096791U (en) * | 2017-12-12 | 2018-11-16 | 史翀 | A kind of Multifunctional flat-head splitting-tail orthopaedics forceps |
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