CN222722986U - Oral and maxillofacial surgery T-shaped forceps with support structure - Google Patents
Oral and maxillofacial surgery T-shaped forceps with support structure Download PDFInfo
- Publication number
- CN222722986U CN222722986U CN202420935343.6U CN202420935343U CN222722986U CN 222722986 U CN222722986 U CN 222722986U CN 202420935343 U CN202420935343 U CN 202420935343U CN 222722986 U CN222722986 U CN 222722986U
- Authority
- CN
- China
- Prior art keywords
- wall
- groove
- rod
- fixedly connected
- oral
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses an oral and maxillofacial surgery T-shaped forceps with a supporting structure, wherein the inner wall of an internal thread cylinder is in threaded connection with a thread pipe, one end of the thread pipe is provided with a connecting rod, the outer contour of the internal thread cylinder is provided with a movable cavity in a penetrating way, the inner wall of the movable cavity is provided with an arc-shaped elastic piece, the middle part of the inner wall of the movable cavity is provided with a supporting mechanism, one side of the arc-shaped elastic piece is provided with a movable block fixedly connected with the inner wall of the movable cavity, and the other side of the arc-shaped elastic piece is provided with a fixed block. The supporting mechanism can fixedly support the raised arc-shaped elastic sheet, so that the supporting effect of the device on the oral cavity of a patient is improved, the device is prevented from being sunken when the device is occluded by the patient, and the efficiency of medical staff on oral examination or treatment of the patient can be improved.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to an oral and maxillofacial surgery T-shaped forceps with a supporting structure.
Background
The oral cavity spreader is the most commonly used surgical instrument for oral and maxillofacial surgery, common types include a T-shaped opener, a clamp-type opener and the like, but the oral cavity spreader has certain use defects, such as the fact that the gravity centers of the T-shaped opener and the clamp-type opener are far away from a supporting point, the oral cavity spreader is unstable in use, the front end needs to be held by one hand to determine a spreading point during use, the opening amplitude of the spreader is adjusted by the other hand, and the use is laborious after multiple adjustment. Such a distraction instrument is therefore more suitable for larger opening amplitudes, for example where a complete opening is required.
In the prior art, a related mouth gag which is opened by utilizing two arc-shaped elastic sheets is reported, the traditional point support is changed into the surface support, and the mouth gag has the advantages of small volume and easy adjustment, and is suitable for the conditions of half opening and the like. But find in the in-service use, in order to realize the characteristic of easy regulation, arc elastic piece material is softer, when supporting patient's oral cavity, the patient under conscious down the condition, can be to two arc elastic pieces down interlock for the central part of arc elastic piece is undercut when supporting patient's oral cavity, has reduced the supporting effect to patient's oral cavity, and uses the arc elastic piece to take place irreversible deformation easily for a long time, and after changing into the stereoplasm metallic material, then increases the regulation degree of difficulty, influences medical personnel to the efficiency of patient's oral cavity inspection or treatment.
Disclosure of Invention
In order to solve the problems, the oral and maxillofacial surgery T-shaped forceps with the supporting structure comprise an internal thread cylinder, wherein the inner wall of the internal thread cylinder is in threaded connection with a thread pipe, one end of the thread pipe is provided with a connecting rod, a movable cavity is formed in the outer contour of the internal thread cylinder in a penetrating mode, an arc-shaped elastic piece is arranged on the inner wall of the movable cavity, a supporting mechanism is arranged in the middle of the inner wall of the movable cavity, one side of the arc-shaped elastic piece is provided with a movable block fixedly connected with the inner wall of the movable cavity, and the other side of the arc-shaped elastic piece is provided with a fixed block.
As a further description of the above technical solution:
The supporting mechanism comprises a rotating bearing arranged in the middle of the inner wall of the movable cavity, the rotating rod is connected to the inner wall of the rotating bearing in a rotating mode, a cavity is formed in one side, close to the rotating rod, of the connecting rod, a connecting ring is fixedly connected to the inner wall, close to one end of the rotating rod, of the cavity, four connecting blocks are arranged on the inner wall array of the connecting ring, and four connecting grooves for connecting blocks are formed in the outer contour of the cavity in an array mode.
As a further description of the above technical solution:
The supporting mechanism further comprises a supporting gear fixedly connected to the middle of the rotating rod, two symmetrical fixing rods are fixedly connected to the two sides of the inner wall of the movable cavity, a fixing plate is fixedly connected to the end portion of each fixing rod, a sliding rack is slidably connected to one side, far away from the fixing rods, of each fixing plate, and teeth of the sliding rack are meshed with teeth of the supporting gear.
As a further description of the above technical solution:
The screw thread pipe is close to the one end fixedly connected with joint piece of connecting rod, offer the joint groove that supplies joint piece joint on the connecting rod.
As a further description of the above technical solution:
The screw tube is internally provided with an ejecting mechanism, the ejecting mechanism comprises a screw groove formed in the inner wall of the screw tube, the inner wall of the screw groove is in threaded connection with a screw rod, one end of the screw rod is fixedly connected with a connecting rod, the other end of the screw rod is provided with an ejecting groove, one side of the inner wall of the ejecting groove is provided with an extruding spring, the end part of the extruding spring is fixedly connected with a baffle, one side of the baffle, far away from the extruding spring, of the extruding groove is fixedly connected with an ejecting rod, the inner wall of one side, far away from the screw groove, of the ejecting groove is detachably connected with an inner hexagonal screw ring, and a clamping groove is formed in the outer contour of the ejecting rod, and the inner wall of the screw groove is fixedly connected with a clamping block in sliding connection with the clamping groove.
As a further description of the above technical solution:
The bottom fixedly connected with swivel becket of fixed block, offer the rotation groove that supplies swivel becket to rotate to connect on the connecting rod.
As a further description of the above technical solution:
And one side, close to the clamping block, of the inner wall of the ejection groove is provided with a thread groove and is in threaded connection with the inner hexagonal thread ring through the thread groove.
The utility model has the following beneficial effects:
1. Compared with the prior art, the T-shaped pliers with the supporting structure for oral and maxillofacial surgery can fixedly support the raised arc-shaped elastic sheet through the supporting mechanism, so that the supporting effect of the equipment on the oral cavity of a patient is improved, the situation that the equipment is concaved when the equipment is occluded by the patient is avoided, and the efficiency of checking or treating the oral cavity of the patient by medical staff can be improved.
2. Compared with the prior art, this T-shaped pliers for department of stomatology with bearing structure, through the pop-up mechanism that sets up, can avoid the threaded rod on the existing equipment and the internal thread of seting up in the barrel, because use for a long time etc. cause its smooth silk unable problem of using, can make equipment emergent use through the pop-up pole that pops up to increase medical personnel's inspection or treatment efficiency to the patient.
Drawings
Fig. 1 is a schematic view of the overall structure of an apparatus for oral maxillofacial surgical t-clamp with a support structure according to the present utility model;
Fig. 2 is a schematic overall sectional structure of an apparatus for oral maxillofacial surgical t-clamp with support structure according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure of the oral maxillofacial surgical T-clamp of FIG. 2 with a support structure according to the present utility model
Fig. 4 is a schematic front view of a supporting mechanism of the oral and maxillofacial surgical t-shaped forceps with a supporting structure according to the present utility model;
Fig. 5 is an enlarged schematic view of the structure of the oral maxillofacial surgical t-clamp with support structure of fig. 2 according to the present utility model.
Legend description:
1. The device comprises an internal thread cylinder, a threaded pipe, 3, a connecting rod, 4, a movable cavity, 5, an arc-shaped elastic sheet, 6, a fixed block, 7, a rotary ring, 8, a rotary groove, 10, a rotary bearing, 11, a rotary rod, 12, a cavity, 13, a connecting ring, 14, a connecting block, 15, a connecting groove, 16, a supporting gear, 17, a fixed rod, 18, a fixed plate, 19, a sliding rack, 20, a clamping block, 21, a clamping groove, 22, a screw rod, 23, a screw groove, 24, an ejecting groove, 25, an extruding spring, 26, a baffle plate, 27, an ejecting rod, 28, a clamping groove, 29, a clamping block, 30, an internal hexagonal thread ring and 51, and a movable block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the oral and maxillofacial surgical T-shaped forceps with the supporting structure provided by the utility model comprises an internal thread cylinder 1, wherein the inner wall of the internal thread cylinder 1 is in threaded connection with a thread pipe 2, one end of the thread pipe 2 is provided with a connecting rod 3, a movable cavity 4 is arranged on the outer contour of the internal thread cylinder 1 in a penetrating manner, the inner wall of the movable cavity 4 is provided with an arc-shaped elastic sheet 5, the middle part of the inner wall of the movable cavity 4 is provided with a supporting mechanism, one side of the arc-shaped elastic sheet 5 is provided with a movable block 51 fixedly connected with the inner wall of the movable cavity 4, the other side of the arc-shaped elastic sheet 5 is provided with a fixed block 6, the bottom of the fixed block 6 is fixedly connected with a rotating ring 7, and a rotating groove 8 for the rotating ring 7 to be in rotating connection is arranged on the connecting rod 3;
Medical personnel rotate screwed pipe 2 and move in internal thread section of thick bamboo 1 to drive connecting rod 3 and move in internal thread section of thick bamboo 1 to the depths of activity chamber 4, thereby outwards bulge two arc elastic pieces 5 in the activity chamber 4, make arc elastic piece 5 produce deformation, thereby support the oral cavity of disease, also drive its rotation when screwed pipe 2 drives connecting rod 3 and removes, make supporting mechanism work through pivoted connecting rod 3, utilize supporting mechanism to support the arc elastic piece 5 of deformation, make the supporting effect of equipment during operation arc elastic piece 5 increase.
The supporting mechanism comprises a rotating bearing 10 arranged in the middle of the inner wall of the movable cavity 4, the inner wall of the rotating bearing 10 is rotationally connected with a rotating rod 11, one side, close to the rotating rod 11, of the connecting rod 3 is provided with a cavity 12, the inner wall, close to one end of the rotating rod 11, of the cavity 12 is fixedly connected with a connecting ring 13, four connecting blocks 14 are arranged on the inner wall array of the connecting ring 13, four connecting grooves 15 for the connecting blocks 14 to be clamped are arranged on the outer outline of the cavity 12 in an array manner, the supporting mechanism also comprises a supporting gear 16 fixedly connected in the middle of the rotating rod 11, two sides of the inner wall of the movable cavity 4 are symmetrically and fixedly connected with a fixed rod 17, the end part of the fixed rod 17 is fixedly connected with a fixed plate 18, one side, far away from the fixed rod 17, of the fixed plate 18 is slidingly connected with a sliding rack 19, teeth of the sliding rack 19 are meshed with teeth of the supporting gear 16, one end, close to the connecting rod 3, of the threaded pipe 2 is fixedly connected with a clamping block 20, and the connecting rod 3 is provided with a clamping groove 21 for clamping the clamping block 20;
Through the joint piece 20 joint on the screwed pipe 2 in the joint groove 21 of seting up on connecting rod 3, medical personnel drive connecting rod 3 through pivoted screwed pipe 2 and remove and rotate to the depths of movable chamber 4, make the arc elastic sheet 5 in the movable chamber 4 produce deformation, simultaneously drive the go-between 13 rotations of cavity 12 inner wall through pivoted connecting rod 3, utilize rotatory go-between 13 to drive the connecting block 14 rotation of its inner wall, make the connecting block 14 joint in the spread groove 15 drive dwang 11 rotation, drive the support gear 16 rotation of its outline through pivoted dwang 11, thereby drive the slide rack 19 of support gear 16 both sides and intermeshing respectively upwards and down on two fixed plates 18, thereby utilize dead lever 17 to carry out supporting treatment to it to the arc elastic sheet 5 of deformation.
The ejecting mechanism comprises a screw groove 23 formed in the inner wall of the threaded pipe 2, a screw rod 22 is connected with the inner wall of the screw groove 23 in a threaded manner, one end of the screw rod 22 is fixedly connected with the connecting rod 3, the other end of the screw rod 22 is provided with an ejecting groove 24, one side of the inner wall of the ejecting groove 24 is provided with an extruding spring 25, the end part of the extruding spring 25 is fixedly connected with a baffle 26, one side, far away from the extruding spring 25, of the baffle 26 is fixedly connected with an ejecting rod 27, the inner wall, far away from the screw groove 23, of the ejecting groove 24 is detachably connected with an inner hexagonal threaded ring 30, the outer contour of the ejecting rod 27 is provided with a clamping groove 28, the inner wall of the screw groove 23 is fixedly connected with a clamping block 29 which is in sliding connection with the clamping groove 28, and one side, close to the clamping block 29, of the inner wall of the ejecting groove 24 is provided with a threaded groove and is in threaded connection with the inner hexagonal threaded ring 30 through the threaded groove;
When the thread tube 2 in the internal thread tube 1 works for a long time and then the thread tube 2 is slipped with the inner wall of the internal hexagonal thread ring 30 by taking out the hexagonal bolt, then rotating the internal hexagonal thread ring 30 to detach the hexagonal thread ring from the ejecting groove 24, the ejecting rod 27 on the baffle 26 is driven by the extruded extrusion spring 25 to eject from the ejecting groove 24, so that the clamping groove 28 and the clamping block 29 on the ejecting rod 27 slide, when the ejecting rod 27 ejects, the operator rotates the ejecting rod 27 to drive the clamping groove 28 clamped in the clamping block 29 to rotate, because the clamping groove 28 and the inner wall of the ejecting groove 24 are fixed, the ejecting groove 24 drives the screw 22 to rotate in the internal thread of the screw groove 23, the connecting rod 3 fixed by the screw 22 is driven to rotate and move, at the moment, the movable cavity 4 can drive the arc-shaped elastic piece 5 to deform again, meanwhile, the connecting ring 13 on the inner wall of the cavity 12 is driven by the rotating connecting rod 3, the connecting ring 13 drives the connecting block 14 on the inner wall of the connecting groove 15 to rotate, the rotating rod 11 is driven by the connecting block 14 clamped in the connecting groove 15, the rotating rod 11, the rotating contour gear 11 drives the connecting rod 16 to drive the two connecting blocks to rotate, and the two connecting blocks can be meshed with each other to move upwards by the two supporting gears and the two supporting plates 18 to move downwards when the two supporting plates are in a certain state, and the two supporting devices can be deformed downwards by the two supporting devices can be fixed by the two supporting devices.
The working principle is that through clamping the clamping block 20 on the threaded pipe 2 in the clamping groove 21 formed in the connecting rod 3, medical staff drives the connecting rod 3 to move to the depth of the movable cavity 4 through the rotating threaded pipe 2 and rotate, so that the arc-shaped elastic sheet 5 in the movable cavity 4 is deformed, meanwhile, the connecting ring 13 on the inner wall of the cavity 12 is driven to rotate through the rotating connecting rod 3, the connecting block 14 on the inner wall of the connecting rod is driven to rotate through the rotating connecting ring 13, the connecting block 14 clamped in the connecting groove 15 drives the rotating rod 11 to rotate, the support gear 16 on the outer contour of the rotating rod 11 is driven to rotate through the rotating rod 11, and the sliding racks 19 meshed with the sliding racks on the two sides of the support gear 16 are respectively moved upwards and downwards on the two fixed plates 18, so that the deformed arc-shaped elastic sheet 5 supports the connecting rod by the fixing rod 17.
When the thread tube 2 in the internal thread tube 1 works for a long time and then the thread tube 2 slides, at the moment, an operator takes out the hexagonal bolt to clamp the hexagonal bolt with the inner wall of the internal hexagonal thread ring 30, then rotates the internal hexagonal thread ring 30 to detach the hexagonal bolt from the ejecting groove 24, the extruded extrusion spring 25 drives the ejecting rod 27 on the baffle 26 to eject from the ejecting groove 24, so that the clamping groove 28 and the clamping block 29 on the ejecting rod 27 slide, after the ejecting rod 27 ejects, the operator rotates the ejecting rod 27 to drive the clamping groove 28 clamped in the clamping block 29 to rotate, because the clamping groove 28 is fixed with the inner wall of the ejecting groove 24, the ejecting groove 24 drives the screw rod 22 to rotate in the thread groove 23, the connecting rod 3 fixed by the screw rod 22 is driven to rotate and move, at the moment, the movable cavity 4 can drive the arc-shaped elastic piece 5 to deform again, and then the deformed arc-shaped elastic piece 5 can be supported by the fixing rod 17, so that the equipment can be used in emergency when the sliding state or the equipment is less.
It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.
Claims (7)
1. The oral and maxillofacial surgery T-shaped forceps with the supporting structure comprises an internal thread cylinder and is characterized in that the inner wall of the internal thread cylinder is in threaded connection with a thread pipe, one end of the thread pipe is provided with a connecting rod, a movable cavity is formed in the outer contour of the internal thread cylinder in a penetrating mode, an arc-shaped elastic piece is arranged on the inner wall of the movable cavity, a supporting mechanism is arranged in the middle of the inner wall of the movable cavity, a movable block fixedly connected with the inner wall of the movable cavity is arranged on one side of the arc-shaped elastic piece, and a fixed block is arranged on the other side of the arc-shaped elastic piece.
2. The oral and maxillofacial surgical T-clamp with a supporting structure according to claim 1, wherein the supporting mechanism comprises a rotating bearing arranged in the middle of the inner wall of the movable cavity, the inner wall of the rotating bearing is rotationally connected with a rotating rod, a cavity is formed in one side, close to the rotating rod, of the connecting rod, a connecting ring is fixedly connected to the inner wall, close to one end of the rotating rod, of the cavity, four connecting blocks are arranged in an array on the inner wall of the connecting ring, and four connecting grooves for clamping the connecting blocks are formed in an array on the outer contour of the cavity.
3. The oral and maxillofacial surgical T-clamp with a supporting structure according to claim 2, wherein the supporting mechanism further comprises a supporting gear fixedly connected to the middle part of the rotating rod, two sides of the inner wall of the movable cavity are symmetrically and fixedly connected with a fixed rod, the end part of the fixed rod is fixedly connected with a fixed plate, one side, far away from the fixed rod, of the fixed plate is slidably connected with a sliding rack, and teeth of the sliding rack are meshed with teeth of the supporting gear.
4. The oral and maxillofacial surgical T-clamp with a supporting structure according to claim 1, wherein the threaded tube is fixedly connected with a clamping block at one end close to the connecting rod, and a clamping groove for clamping the clamping block is formed in the connecting rod.
5. The oral and maxillofacial surgical T-clamp with a supporting structure according to claim 4, wherein an ejecting mechanism is arranged in the threaded tube and comprises a threaded groove formed in the inner wall of the threaded tube, a screw is connected to the inner wall of the threaded groove in a threaded manner, one end of the screw is fixedly connected with a connecting rod, an ejecting groove is formed in the other end of the screw, an extrusion spring is arranged on one side of the inner wall of the ejecting groove, a baffle is fixedly connected to the end of the extrusion spring, an ejecting rod is fixedly connected to one side, far away from the extrusion spring, of the baffle, an inner hexagonal threaded ring is detachably connected to the inner wall, far away from one side of the threaded groove, of the ejecting rod, and a clamping groove is formed in the outer contour of the ejecting rod, and a clamping block which is in sliding connection with the clamping groove is fixedly connected to the inner wall of the threaded groove.
6. The oral and maxillofacial surgical T-clamp with a supporting structure according to claim 1, wherein the bottom of the fixed block is fixedly connected with a rotating ring, and the connecting rod is provided with a rotating groove for the rotating ring to be connected in a rotating way.
7. The oral maxillofacial surgical T-clamp with a supporting structure according to claim 5, wherein a thread groove is formed on one side of the inner wall of the ejection groove close to the clamping block and is in threaded connection with the inner hexagonal thread ring through the thread groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420935343.6U CN222722986U (en) | 2024-04-30 | 2024-04-30 | Oral and maxillofacial surgery T-shaped forceps with support structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420935343.6U CN222722986U (en) | 2024-04-30 | 2024-04-30 | Oral and maxillofacial surgery T-shaped forceps with support structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222722986U true CN222722986U (en) | 2025-04-08 |
Family
ID=95217330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420935343.6U Active CN222722986U (en) | 2024-04-30 | 2024-04-30 | Oral and maxillofacial surgery T-shaped forceps with support structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222722986U (en) |
-
2024
- 2024-04-30 CN CN202420935343.6U patent/CN222722986U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110755025A (en) | Clinical diagnosis device for maxillofacial oral cavity | |
| CN108685617B (en) | Orthopedics locator convenient to dismouting | |
| CN213310001U (en) | Retractor for urological surgery | |
| CN222722986U (en) | Oral and maxillofacial surgery T-shaped forceps with support structure | |
| CN108742823A (en) | A kind of nail taking out apparatus in orthopaedics and its application method | |
| CN116807564A (en) | Tissue adhesion separation instrument used under internal medicine thoracoscope | |
| CN221617140U (en) | Clamping device with guiding and anti-skid functions | |
| CN116712153A (en) | Automatic bone restorer that holds with adjustable wound orthopedics | |
| CN217014604U (en) | A positioning device for general surgery | |
| CN213346028U (en) | Novel Silo bag | |
| CN108324375A (en) | Lifting type opening and closing catheter clamping and locking mechanism for minimally invasive surgical robot | |
| CN115844510A (en) | Fixing forceps for rib fixing operation | |
| CN216319464U (en) | But clinical multi-angle of gynaecology adjusts ware of adding medicine to | |
| CN222367772U (en) | A surgical bone plate that is easy to assemble | |
| CN218792359U (en) | Can dismantle abluent medical needle-holding forceps | |
| CN112756681A (en) | Manufacturing equipment and method of medical mechanical endoscope | |
| CN215018475U (en) | Novel stone extractor for hepatobiliary surgery | |
| CN218652052U (en) | Be used for connecing to indicate operation panel | |
| CN216797789U (en) | Obstetric device for obstetrics and gynecology department | |
| CN220404040U (en) | Oral connective tissue valve taking device | |
| CN215503730U (en) | Scalpel for ophthalmology | |
| CN215424823U (en) | Biopsy forceps for digestive system department | |
| CN223873983U (en) | Rib embracing device fixing clamp | |
| CN218922810U (en) | Rapid cleaning device for bipolar coagulation forceps | |
| CN223244105U (en) | Medical examination smear device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |