EP0890352A2 - Ablage für ein ärtzliches Behandlungsinstrument, ärtzliches Behandlungswerkzeug oder einen Antriebsmotor - Google Patents
Ablage für ein ärtzliches Behandlungsinstrument, ärtzliches Behandlungswerkzeug oder einen Antriebsmotor Download PDFInfo
- Publication number
- EP0890352A2 EP0890352A2 EP98112072A EP98112072A EP0890352A2 EP 0890352 A2 EP0890352 A2 EP 0890352A2 EP 98112072 A EP98112072 A EP 98112072A EP 98112072 A EP98112072 A EP 98112072A EP 0890352 A2 EP0890352 A2 EP 0890352A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- shelf
- drive motor
- storage
- treatment
- medical treatment
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H3/00—Storage means or arrangements for workshops facilitating access to, or handling of, work tools or instruments
- B25H3/006—Storage means specially adapted for one specific hand apparatus, e.g. an electric drill
-
- 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
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/14—Dental work stands; Accessories therefor
- A61G15/16—Storage, holding or carrying means for dental handpieces or the like
Definitions
- the present invention relates to a tray according to the preamble of claim 1 and 16.
- the treatment tools, treatment instruments, the Drive motor and the supply hose of a dental, for example Surgical device in a steam autoclave by means of steam sterilization with a Sterilize steam pressure up to 3 bar and a steam temperature of up to 145 ° C.
- the parts to be sterilized are packed in a transparent bag and in one Sterilizable containers, such as those from EP-A1-0588 228 or DE-U1-92 06 022 is used.
- Sterilizable containers such as those from EP-A1-0588 228 or DE-U1-92 06 022 is used.
- this sterilizable container are by Correspondingly provided openings that are germ-proof with only for the Sterilizing steam or a filter layer permeable to sterilizing gas are covered, the Sterilizing steam or the sterilizing gas are fed to the container and the ones contained therein Parts sterilized.
- the present invention is therefore based on the object of simplified filing to create, on the one hand, the previously described movable arm of a medical Treatment device can be omitted and, on the other hand, a sterile storage is ensured is.
- the tray has a receiving arrangement for the Supply hose of the treatment instrument or the drive motor, wherein especially the supply hose can be wrapped around the side wall of the shelf can.
- the edges protrude laterally from the side wall of the shelf Supply hose held.
- the tray preferably has a receptacle for the Drive motor and bowl-shaped storage sections for treatment tools or Treatment instruments.
- the drive motor can be completed with the shelf is also sterilizable, can be sterilized, so that a special storage or Recording device for the engine or the previously described engine cartridge on the Treatment device is no longer required.
- the tray preferably has a quiver-like holder for the drive motor, so that this is stored on the one hand in the storage and on the other hand in the storage, e.g. while treatment of a patient.
- the previously described movable arm of the treatment device can be omitted and is by the proposed sterilizable and freely positionable Storage replaced so that sterility is always guaranteed.
- the supply hose, treatment instruments and Treatment tools are sterilized so that the space required for sterilization of all Parts is very low.
- the tray is designed in two parts, the two parts are pivotable against each other. In this way it can be positioned anywhere Storage created, in particular the inclination of the shelf is changeable and also a quiver-like holder for the drive motor can be provided.
- the tray can be completely with the drive motor and possibly to be sterilized Treatment instruments or tools as well as the supply hose be sterilized and also serves as packaging for the items to be sterilized Parts.
- Fig. 1 shows a preferred embodiment of a dental Treatment device 20, which is in particular a dental Treatment device for use in microsurgery, ENT surgery, plastic Surgery, maxillofacial surgery and implantology.
- the central component of the medical treatment device shown in FIG. 1 is a control unit 21, which is dependent on predetermined operating parameter information controls a drive motor with a treatment instrument and one on it coupled treatment tool can be coupled.
- the drive motor 23 connected to a corresponding connection 30 via a supply line 22.
- the Supply line 22 can be connected to the control unit by a quick coupling, i.e. the Connection 30, and be fastened to the drive motor 23 by a screw coupling.
- a brushless motor with position indicator is preferably used as the drive motor 23 used, the speed range between 200 and 40 000 revolutions / min. lies.
- the torque of this drive motor is 5 Ncm for example Drive speed of 200 / min.
- the drive motor 23 can - as already mentioned - a treatment tool, such as a dental handpiece or a Reducer, which is the actual treatment tool, such as. a drill or the like. wearing.
- a treatment tool such as a dental handpiece or a Reducer
- the actual treatment tool such as. a drill or the like. wearing.
- speed transmission of the with Drive motor coupled treatment instrument can thus be different Speed ranges covered and different maximum torque values achieved become.
- Surgical treatment usually involves both the drive motor as well the treatment instrument and the treatment tool with the treated Body-borne pathogens contaminated. Because of this, it is required that both the drive motor 23 and the supply line 22nd are autoclavable and therefore easy to sterilize.
- the medical treatment device shown in FIG. 1 has a coolant pump, which have a coolant, e.g. a NaCl salt solution, to the treatment center.
- a coolant e.g. a NaCl salt solution
- the one connected to port 31 Coolant line 61 can externally together with the supply line 22 Drive motor 23 or the treatment instrument coupled thereto become.
- the coolant line 61 can also be at least partially in the Supply line 22 or the drive motor handpiece 23 can be integrated.
- the control unit 21 controls the medical Treatment device 20 the supply of the coolant via the coolant line 61 and regulates in particular the amount of coolant supplied.
- the medical treatment device 20 shown in FIG. 1 can optionally also have two Connections 30 and two drive motors 23 are designed, in particular have different speed ranges or torque values in order to to be able to cover different areas of application.
- the two drive motors can be operated independently.
- the second Drive motor assigned a second coolant pump, which is analogous to that previously Coolant pump described with the corresponding coolant line 61 designed can be.
- a special feature of the medical treatment device 20 shown in FIG. 1 is that Use of a pneumatic drive device 33 which is connected to an air connection 32 of the Control unit is connected.
- This pneumatic drive device 33 is for operation certain special treatment instruments provided, on the one hand air drive and secondly, require a sterile coolant and to a multiflex connector 34 be connected.
- These special treatment instruments can be certain instruments for periodontology, crown and bridge removal, endodontics and root tip resection.
- the one from the pneumatic drive device 33 supplied drive air pressure can with the help of the pneumatic drive device 33 and a correspondingly provided air pressure meter 35 is monitored and regulated as desired and be set.
- the air pressure and the amount of coolant supplied to the pneumatic drive device 33 being controlled.
- the front of the control device 21 has an integrated one Display unit 36, which - as will be described in more detail below - displays the currently selected or applicable operating parameter information. Since when the pneumatic drive device 33 is activated, the drive on it connected special treatment instrument 34 by air pressure, the Display unit 36 in this case the applicable air pressure settings of the pneumatic drive device 33 together with the applicable coolant setting. It is also conceivable that in this case only the display unit 36 Coolant data are reproduced.
- the tray 24 is a separate one Multifunctional tray in which the drive motor 23 with the associated Supply line 22 or the supply hose and used Treatment instruments and treatment tools can be stored. How The storage 24 can be sterilized in the following and at the same time serves as packaging for the items stored in the sterilization Drive motor 23, the treatment instrument and the supply hose 22.
- the foot switch 25 also a selection switch for switching between the manufacturer-specific, unchangeable operating program level and user-specific, have any changeable operating program level, so that the selection can be done between these two operating program levels by the foot switch 25.
- the user can manually switch to the selected one via the switches 26, 27 and 29 Intervene operating program, the switch 26 for direct control of the Drive motor 23 is used.
- This switch 26 has the function of an accelerator pedal and serves for switching the drive motor 23 on and off. It is also conceivable that the Switch 26 depending on the depression of the switch 26, the speed of the Drive motor 23 is set. With the help of the switch 27, the coolant pump 31 can be switched on and off. Finally, with the help of the switch 29 (default) predefined clockwise rotation of the drive motor 23 to counterclockwise rotation and be reversed.
- the foot switch 25 is advantageously waterproof designed to always ensure the functionality of the foot switch 25.
- Fig. 2 shows an enlarged view of the front of the one shown in Fig. 1 Control unit 21 of the medical treatment device 20.
- a Display unit 36 e.g. integrated a liquid crystal display, preferably four lines displays the applicable or selected operating parameter information, so that a optical monitoring of the operation of the medical treatment device is possible.
- the front of the control device 21 has a large number of selection buttons 1 - 14, which are membrane keys, particularly for hygienic reasons can be activated by a short key press. Each of these buttons is 1-14 assigned a specific function, which will be explained in more detail below.
- the medical treatment device shown in Fig. 1 has - as before has been described - essentially two program levels, in one Program level from manufacturer's operating programs for operating certain Treatment tools and treatment tools can be selected.
- This Factory or manufacturer-side program level only includes operating programs, that has not been changed by a user, i.e. cannot be overwritten.
- a user-specific operating program level is also provided, the one Variety of user-specific operating programs that were previously run by one User created and can be changed by this as desired.
- the manufacturer predefined operating programs as well as the user-specific ones Operating programs are stored in a memory of the control unit 21. Basically can be any number of operating programs specified by the manufacturer or user-specific operating programs are secured. Because of Clarity and storage space is advantageously the maximum permissible number of manufacturer-specified or user-specific Operating programs, for example, limited to 100 operating programs each.
- the corresponding operating parameter information of the selected operating program shown on the display unit 36 and the Drive motor 23 can perform according to this predetermined operating parameter information control unit 21 may be controlled in cooperation with foot switch 25 become.
- the medical one shown in FIG Treatment device also provided an adjustment mode in which a user after Select an operating program manually that corresponds to the operating program Can change operating parameter values.
- the user can also without previous Selection of an operating program using the function keys of the Set control unit 21 or foot switch 25.
- the works in this setting mode Users mainly with experience or emotional values.
- a user between all manufacturer-specified operating programs that are not changed by the user can be selected. It can be provided that with each actuation of the Key 1 selects the next operating program specified by the manufacturer and in the Display unit 36 is displayed. In this case, all manufacturers can through the specified operating programs only by pressing the 1 key become. Alternatively, it can be provided that by pressing button 1 first in the manufacturer-specified program level is changed, in which then with the help of buttons 8 and 9, the individual manufacturer-specified Operating programs can be browsed. In this case, too current or selected operating program or the corresponding ones Operating parameter information shown in the display unit 36.
- each operating program is determined by certain Operating parameter information defined, in particular the type of used Treatment instrument, the type of treatment tool used, technical Information on the operation of the treatment instrument or treatment tool as well as coolant information.
- a treatment instrument 38 3b which is a handpiece according to FIG. 3b and a one according to FIG. 3c Contra-angle.
- a treatment tool 39 is attached to the Treatment instrument 38 coupled, in the case of one shown in Fig. 3c
- Angle piece 38 on the angle piece 38 also a speed transmission head 40 with If necessary, existing speed reduction can be set, in which the Treatment tool 39 is introduced.
- treatment instruments 38, head parts 40 and treatment tools 39 known. While the treatment instruments 38 or headboards 40 are predominantly in the speed transmission or speed reduction, it can differ in the Treatment tools 39 for example around grains, drills, milling cutters or Trade taps, etc.
- the control unit 21 there is a database which contains information on all available treatment instruments 38, head parts 40, treatment tools 39 as well as the available coolant options.
- the treatment tools Data record 41 relating to 38 of this database is shown by way of example in FIG. 3a.
- the data record relating to the treatment instruments 38 for example the type or product designation for various contra-angle handpieces 38A-C or handpieces 38D-K includes. If an angle piece (type 38A-38C) is used as treatment instrument 38 used, the first column of the data record shown in Fig. 3a comprises each Combination of an elbow 38A-C with a corresponding head part 40A-D.
- FIG. 3a the data record relating to the treatment instruments 38, for example the type or product designation for various contra-angle handpieces 38A-C or handpieces 38D-K includes.
- the first column of the data record shown in Fig. 3a comprises each Combination of an elbow 38A-C with a corresponding head part 40A-D.
- 3a also includes the resultant header technical properties, e.g. the resulting speed transmission, the Efficiency, the maximum torque, the maximum permissible drive speed as well which is at a drive speed of the drive motor 23 of 2000 - 40 000 / min resulting speed range.
- the resultant header technical properties e.g. the resulting speed transmission, the Efficiency, the maximum torque, the maximum permissible drive speed as well which is at a drive speed of the drive motor 23 of 2000 - 40 000 / min resulting speed range.
- the database also one treatment tool-related data set and a coolant-related data set.
- the treatment tool-related data record describes, for example, for the individual Types of treatment tools available, such as Drills that go with it technical characteristics.
- the coolant-related data set describes the Coolant options, such as the adjustable coolant quantities or Coolant pump performance.
- operating programs each represent a combination of a specific one Treatment instrument with a specific treatment tool, wherein for this combination certain technical operating parameters, e.g. the torque or the speed range and a corresponding coolant setting can.
- certain technical operating parameters e.g. the torque or the speed range and a corresponding coolant setting can.
- FIG. 5 shows, on the basis of the program level specified by the manufacturer, which includes operating programs that cannot be changed by the user, different operating program sequences for the applications shown in the first column.
- the first line in FIG. 5 shows the placement of an implant with a diameter of 3.3 mm as an example.
- this application comprises a total of seven different correspondingly assigned operating programs which are associated with Grain ", Pre / pilot drilling “, Drill”, Profile drilling “, Thread”, Implant placement "and Caps ".
- Each of these operating programs includes information about the drill diameter used ( DIM "), the operating speed used ( RPM ”) and the permissible torque ( TORQ ").
- the user can thus successively run through or select the operating programs assigned to this application, the operating parameter information assigned to this operating program being displayed on the display unit 36 of the control unit 21 after selection of a corresponding operating program 5 exemplarily based on the operating program
- the first line of the display unit 36 also contains the name 3. "Information about the sequence number of the currently selected operating program of the corresponding application.
- the second line of the display unit 36 comprises information about the speed range assigned to the operating program and the forward operation set ( In the third line the maximum torque is indicated, while the fourth line according to FIG. 5 can contain information about the quantity of coolant supplied (according to FIG. 5 70%) and the designation of the application corresponding to the selected operating program.
- the Display unit 36 also have a number of lines greater than four and also represent the operating parameter information corresponding to the selected operating program in a different form and in a different order.
- the structure of the operating programs was previously based on the unchangeable manufacturer given operating programs explained. However, this structure also applies to the user-specific operating programs. As previously described is, with the help of the key 2 shown in Fig. 2 and possibly in combination with the Keys 8 and 9 selected any user-specific operating program become. Also the user-specific ones stored in the second program level Operating programs therefore include information about the one to be used Treatment instrument type, head type, treatment tool type as well as the corresponding technical operating parameters, e.g. Speed range or Torque. Before any user-specific operating program, however can be selected using the key 2, at least one of these user-specific operating program have been created. This is said below 4 are explained in more detail.
- buttons 1 and 2 can be used to select any operating program of the unchangeable first program level specified by the manufacturer or the user-specific, arbitrarily changeable second program level.
- a setting mode is provided which can be called up by the button 2 shown in FIG. 2.
- all technical data can be freely set by the user. After pressing the key 3, for example, only the name appears in the first line of the display unit 36 shown in FIG. 2 free ", while in the second to fourth lines information about the currently set actual speed of the drive motor, the torque range of the drive motor and the operating state of the cooling system are given.
- the user works primarily on the basis of his experience and feelings, without any specific operating parameters of a stored operating program are specified.
- the user can use the 6 key a certain attachment combination of Adjust the drive motor.
- the user After pressing button 6, the example shown in Fig. 3a instrument-related data record 41 of the internally stored database of the Called control unit, the user using buttons 8 and 9 through the can browse individual record entries.
- the one currently selected Record entry is, for example, in the first line of the display unit 36 shown.
- the user can also use the 7 button Call up the treatment tool-related data record and again using the 8 keys and 9 scroll through the individual data record entries, the currently valid selection is also shown on the display unit 36.
- the user can too with the help of the button 13 the predetermined one, stored in the control unit 21 Call up the coolant-related data record and use the 8 and 9 keys to select the desired one Select coolant quantity or coolant supply capacity of the coolant pump and set, the respective valid coolant data also on the display unit 36 being represented. Furthermore, the coolant supply can be switched on and off using the button 13 turned off.
- the user can finally use this combination as a new one User-specific treatment or operating program in the button 2 store the relevant user-specific program level.
- the newly created user-specific operating program will become the next free one Storage space of the user-specific program level saved. Should all Storage locations of this second user-specific program level can be occupied Beep or the new operating program automatically under the first memory location of the second program level are stored, but in this If the operating program previously saved under the first memory location is lost.
- the user can also save a saved operating program Select selection buttons 1 and 2 corresponding program levels with the help of the buttons Change 6 - 9 and 13 and save as a new user-specific operating program, but only the user-specific ones saved under key 2 Operating programs can be overwritten.
- the operating parameter information corresponding to a selected operating program is shown on the display unit 36.
- the selection of a user-specific operating program using the button 2 is shown as an example in FIG. 2.
- the first line of the display unit 36 first gives the name of the operating program ( B 8 ") and the type of treatment instrument corresponding to the selected operating program with the resulting speed transmission (see also FIG. 3a).
- this is a combination of an elbow of the type "38C”'with a head part of the type "40D".
- the speed range is indicated in the second line, whereby forward mode ( V ").
- the third line shows the type of treatment tool to be used ( Drill 01 ") and the maximum torque.
- the fourth line shows the total number of stored user-specific operating programs ( B 1 - 20 ") together with coolant-related data. According to the fourth line, the set amount of coolant is 80%, but the coolant supply is switched off.
- the coolant line 61 must be distilled at regular intervals Water to be flushed out.
- This flushing of the coolant line can be activated the button 4 are triggered, the flushing preferably being started only when coolant has actually been used previously.
- button 4 you can finally individual selected operating programs, i.e. treatment of a patient , preferably after pressing this key 4 on the display unit 36 Care instructions and other helpful information are displayed.
- the display unit 36 can be used to display error messages that are about during the operation of the medical treatment device 20 or the control device 21 Inform any errors that occur.
- Control unit 21 with an automatic treatment type recognition device equip so that there is a discrepancy between the one selected Operating program corresponding treatment instrument type and actually on recognized the drive motor 23 attached treatment instrument type and a corresponding error message can be issued.
- Such Treatment instrument type recognition devices are already known.
- Fig. 6 shows a first embodiment of the tray 24 shown in Fig. 1, the Recording the drive motor 23 and treatment instruments and Treatment tools and the supply hose 22 is used, wherein Fig. 6a perspective view of this first embodiment and Fig. 6b is a front view of this embodiment.
- the shelf 24 shown in FIG. 6 has a shelf 24 in the longitudinal direction extending continuous recess 47, which for receiving that shown in Fig. 1 Drive motor 23 is used.
- the recess 47 is essentially the outer shape of the Adjusted drive motor 23 and has a peripheral end at one end Constriction so that the motor deposited in the recess 47 in the direction of Constriction 50 is held out.
- the constriction 50 can be configured that they have a quiver-like holder for the drive motor stored in the recess 47 forms.
- a corresponding narrowing or quiver-like Holder on the side of the recess 47 opposite the constriction 50 be arranged.
- FIG. 6 are two symmetrical and substantially parallel to the recess 47 cup-shaped shelves 48 and 49 arranged to accommodate a Serve treatment tool or treatment instrument. 6a, these have Storage sections 48 and 49 have an elongated shape, these storage sections 48 and 49 but also adapted to the shape of a dental handpiece or elbow could be. Furthermore, of course, several of these storage sections 48 and 49 may be provided. As with the recess 47, the depth of the bowl-shaped Storage sections 48 and 49 preferably selected so that a stored therein Treatment tool partially protrudes from the surface of the tray 24 to a To facilitate removal of the treatment instrument.
- the side wall 46 of the shelf 24 shown in FIG. 6 is defined by an upper edge 44, which is interrupted by the recess 47, and a circumferential lower edge 45 limited. As can be seen in particular from Fig. 6b, the lower edge is still from for reasons to be explained in more detail below, from the side wall 46. Of the upper edge 44, lower edge 45 and the side wall 46 arranged therebetween determine the substantially elliptical shape of the shelf 24 and shown in FIG. 6 form a receiving arrangement for the supply hose 22 shown in FIG this is wound between the two edges 44 and 45 around the side wall 46 can and is held by the two edges 44 and 45.
- the in Fig. 6a shown almost completely formed peripheral shape of the upper edge 44th it would also suffice if the upper edge 44 only partially, for example two opposite locations of the shelf 24 is formed, which also already secure holding of the supply hose wound around the side wall 46 would be guaranteed.
- FIG. 7 shows in different views a second embodiment of the one in FIG. 1 Shelf 24 shown, which is a two-part in this embodiment Embodiment is concerned.
- Fig. 7a shows a top view of this storage, recognizable is that two storage parts 59 and 60 articulated by corresponding joint means 51st are interconnected, so that in particular the storage part 60 relative to the Storage part 59 can be pivoted.
- the storage part 59 has storage sections 53 and 54 for the reception of treatment instruments 38 being exemplary according to FIG. 7 with respect to the storage section 54 an elbow and with respect to the storage section 53 a handpiece is shown.
- the storage part 59 is already based on 6 described recess 47 for the drive motor 23 with the constriction 50 contain.
- the storage part 60 which can be pivoted or rotated relative to the storage part 59 an indentation 52 which corresponds essentially to indentation 47, these but is designed in the form of a quiver holder for the drive motor 23, so that the drive motor 23 stored on the one hand in the recess 47 and on the other hand in the quiver-like holder 52 after pivoting of the storage part 60 relative to the Storage part 59 can be held.
- FIG. 7d exemplifying the Placement of the shelf 24 on a control unit 21 shown in FIG. 1 represents storage arm 57.
- Fig. 7e shows an example of the edition of the Storage 24 on a surface 58 of the control unit 21.
- the drive motor 23 is on the one hand in a recess in the recess 47 Position and on the other hand in a nearly held in the holder holder 52 shown vertical position.
- the two-part embodiment of the shelf 24 has the advantage that - as in Fig. 7c is shown - by pivoting the storage part 60 relative to the storage part 59 a desired inclination of the shelf 24 can be set continuously in a simple manner, the friction between the hinge means shown in Fig. 7c and the two Storage parts 59 and 60, on the one hand, are so small that the storage parts 59 and 60 can be pivoted against each other, but on the other hand is large enough that even after storage of the drive motor 23 and the treatment instruments 38 in the Tray 24 the position of the tray 24 brought about according to FIG. 7c can be maintained can.
- the lower edge 45 also projects laterally from the side wall 46 than the upper edge 44.
- the shelf 24 can be inserted into a sterilization cassette 55 shown in FIG. 7b, the shelf 24 being placed in the sterilization cassette 55 with the edge 44 facing downward.
- a drive motor 23 held in the storage comes to rest on corresponding support surfaces 56.
- the edge 45 protruding further from the side wall 46 of the support 24 lies on shoulders 62 of the sterilization cassette 55, so that the support 24 is at the same time as Packaging "for the instruments held in the shelf 24 or the drive motor 23 and the supply hose 22.
- FIG. 7b the supply hose 22 wound on the side wall 46 of the shelf 24.
- the sterilization cassette 55 shown in FIG. 7b is a multiple sterilizable container, in the correspondingly provided openings Sterilizing steam or sterilizing gas for sterilizing the shelf 24 and the therein held instruments, the drive motor 23 and the supply hose 22nd can be introduced.
- a sterilization cassette is for example from EP-A1-0588 228 or DE-U1-92 06 022 known. As a rule, sterilization takes place at a temperature of up to 135 ° C. While in the known prior art individual parts to be sterilized must be packed in a transparent bag, 6 and 7, the parts stored in the tray 24 shown together with the Tray 24 can be sterilized in an appropriate sterilization cassette without a Packaging in clear bags is required.
- the individual Treatment instruments conveniently together with the drive motor and the Supply hose can be sterilized.
- the tray 24 is shaped such that them in a conventional sterilization cassette, sterilization tray or a conventional one Sterilization basket can preferably be used conclusively.
- the shelf 24 must be made of a sterilizable material, e.g. Silicone.
- the shelf 24 is freely positionable and can be fastened to the corresponding fastening means Set the control device 21 shown in Fig. 1 or - as indicated in Fig. 7d - on a storage arm 57 of the control unit are attached.
- Torques are not only from the current of the Depending on the drive motor, but also on the state of the drive motor coupled treatment instrument. It is therefore suggested for a Torque accuracy of less than ⁇ 3% the drive motor with mounted Calibrate treatment instrument. With the torque calibration it will actually from the drive motor and the associated treatment instrument exerted torque or the corresponding torque characteristic is determined and then the drive motor with the treatment instrument coupled thereto in accordance with controlled the determined torque or the determined torque characteristic, so that the operation of the drive motor and the treatment instrument by the Torque calibration to that of the drive motor and that actually Treatment tool is matched torque applied.
- the torque calibration or the determination of the torque is carried out with the help a torque determination device, on the one hand in that shown in Fig. 1 Integrated control unit 21 or on the other hand as a connectable to the control unit 21 separate unit can be provided.
- the Torque determination device, a software module with operator guidance, with its Help on a display unit assigned to the torque determining device or on the display unit 36 of the control unit 21 corresponding sequence or Operating information for performing the torque calibration is displayed become.
- Fig. 10 shows two torque-motor current characteristics a and b.
- the characteristic curve a shows the characteristic curve that results when a treatment instrument is coupled to the drive motor without torque calibration. With the help of the torque calibration, the actual characteristic curve a is now to be shifted to the target characteristic curve b.
- the target characteristic curve b corresponds to the characteristic curve with which the control device 21 shown in FIGS. 1 and 2 would normally control the drive motor with the treatment instrument coupled to it.
- the target characteristic curve b is therefore known to the control unit 21. To eliminate the offset shown in FIG.
- the corresponding torque value M' 1 and the motor current value I ' 1 must be determined.
- the motor current can be detected, for example, as in DE-A1-196 28 854, with the aid of a resistor connected in series with the drive motor, the voltage drop across the resistor being evaluated as a quantity proportional to the motor current.
- the actual characteristic curve a is parallel to the target characteristic curve b runs. In certain circumstances, however, the actual characteristic curve a can also run inclined to the nominal characteristic curve b. In this case, the actual characteristic curve must be determined a two measuring points are determined which clearly define the actual characteristic curve a.
- the torque detection device Motor current or motor power as standard for e.g. B. three different Torque values, e.g. 0 Ncm (idle), 5 Ncm and 35 Ncm, measures to get the to obtain the torque data required for the calibration. There is a measured value outside of predetermined measured value limits, the operator can use the display 36 to Check the drive motor 23 or the one placed on it Treatment instrument 38 or to repeat the torque calibration will be prompted.
- 8 shows a first exemplary embodiment of a torque determining device, with which is actually from the drive motor and the mounted on it Treatment tool exerted torque can be determined.
- 8 is the torque exerted by the drive motor and the treatment instrument in an adjustment force for an adjustment medium implemented, the adjustment force caused adjustment path of the adjustment medium recorded and in a corresponding electrical signal is converted.
- the adjustment medium a one-sided clamped and preloaded leaf spring 67.
- the of the drive motor and the treatment instrument are exerted by a driver or a receiving shaft 63, which is mechanically a winding drum 64 is coupled.
- the winding drum 64 is via a tension cable 66 connected to the non-clamped end of the leaf spring 67.
- In the tension rope is one Spring 65 used for damping and reducing the span, which also a Force pre-tensioning of the rope enables.
- the receiving shaft 63 When exerting a certain torque of the drive motor with it coupled treatment instrument, the receiving shaft 63 is rotated and the rope 66 correspondingly wound on the winding drum 64.
- verified Force leaves the leaf spring 67 from its original position and is in the in Fig. 8th Deflection position shown in dashed lines moved. This deflection or this Adjustment path is a measure of the torque exerted on the receiving shaft 63. As soon as the leaf spring 67 moves on the receiving shaft 63 due to their bias back to their starting position and the rope 66 will be back unwound from the winding drum 64.
- the leaf spring 67 is one Switching arrangement 68 is provided, with two variants 1 and 2 according to FIG. 8 is distinguished.
- a switch 68 is provided, which together forms a circuit with the leaf spring 67 and an evaluation unit 70.
- the switch 68 is actuated and thereby triggered a signal change, which is fed to the evaluation unit 70 and communicated becomes.
- the switch 68 can be fixed or in particular in accordance with the measured values can be arranged displaceably in the direction of the arrow.
- the evaluation unit 70 sets this signal provided by the switch 68 or the corresponding signal change using appropriate software into the torque to be measured. With the help of the The torque delivered by the evaluation unit 70 is thus a correction of the one in FIG. 10 shown actual characteristic curve a possible, and the drive motor with the coupled Treatment instrument can be made with the greatest possible accuracy taking into account the 10 offset operated.
- the one shown in Fig. 8 Evaluation unit 70 can be in the torque determination device or also in the control device 21 of the medical treatment device shown in FIGS. 1 and 2 be included.
- the switch arrangement 68 designated by 2 in FIG. 8 several individual switches are provided in the longitudinal direction of the leaf spring 67, each with corresponding resistors 69 are coupled and thus a switch resistor network form.
- each switch resistor network form Depending on the deflection of the leaf spring 67 thus actuated different switches of this switch arrangement, so that at the Output connections of this switch arrangement depending on the deflection of the Leaf spring 67 a different total resistance value occurs, which of the Evaluation unit 70 evaluated and converted into the corresponding torque can be.
- a Potentiometers are used, whose sliding contact with the leaf spring 67 is mechanical is coupled so that the output signal supplied by the potentiometer changed proportionally with the deflection of the leaf spring 67.
- the output signal of the The evaluation unit 70 shown in FIG. 8 also becomes a potentiometer fed.
- 9 shows various views of a further exemplary embodiment of the preceding one Torque determination device described, which in the sense of a Hysteresis brake is realized.
- 9a shows a cross-sectional view of this device, a receiving shaft 63 for receiving or transmitting the from the Drive motor with the treatment instrument exerted torque is provided.
- the shaft 63 is rotatable with a ball bearing 74 in an outer housing 71 mounted housing or rotating body 72, which rotating body 72 via a coil spring 73 is coupled to the outer housing 71.
- This rotating body 72 becomes torque on the driver or the receiving shaft 63 rotated in the outer housing 71, and it will be analogous to that shown in Fig.
- Switch means 68 activated, the output signals of which are shown in FIG Evaluation unit 70 are supplied, which depend on the signal changes of the Switch means determines the corresponding torque.
- the rotating body 72 is one Flat spiral spring 79 with, for example, 20 or 40 windings, which are at Rotation of the receiving shaft 63 unwinds on the receiving shaft 63 and thus one Restoring force for the rotating body 72 exerts to the original body To move back position when there is no more torque on the receiving shaft 63 is exercised.
- the outer housing 71 has a window 75 so that through this window a reading scale or analog display 76 of the rotating body 72 can be observed.
- the analog display 76 directly shows that of the rotation of the rotating body 72 corresponding torque values, so that the user is directly dependent on the Rotation of the rotating body 72 can read the corresponding torque.
- FIG. 9b-9e show different views of a variant of the one shown in FIG. 9a Embodiment, wherein Fig. 9c, the corresponding cross-sectional view, Fig. 9d one Frontal view and Fig. 9e shows a top view of this variant.
- Fig. 9b shows one Top view of the interior of the variant shown in Fig. 9c with the essential Components.
- FIG. 9c essentially correspond to those in FIG. 9a shown elements and are provided with corresponding reference numerals.
- torque determination device is in place of the housing shown in FIG. 9a a housing body 77 installed, which also has a recess or a storage groove 78 for a treatment instrument, according to FIG. 9c an angle piece 38 with a coupling Head part 40, the treatment instrument 38 in the recess 78 filed and at the same time mechanically in this storage position with the receiving shaft 63 Torque determination device can be coupled.
- Fig. 9c in connection with Fig. 9b it can also be seen that the outside of the rotating body 72 several protruding switching cams 76 which, when the rotating body 72 rotates in the in Fig.
- FIG. 9b arrow direction shown corresponding switch depending on the Actuate the angle of rotation of the rotating body 72.
- Fig. 9c several this switching cam 76 and the corresponding switches 68 vertically one above the other be arranged.
- the switching cams are preferably of the shape shown in FIG. 9b evenly distributed along the circumference of the rotating body 72. Of course you can the switching cams also have a different external shape, insofar as this activates them the switch 68 is possible.
- the output signals of the switches 68 are in turn the in Fig. 8 shown evaluation unit, which depends on the of the switches 68 delivered signal changes to that exerted on the receiving shaft 63 Torque of the drive motor with the treatment instrument coupled to it closes.
- corresponding latching steps can be provided by the circumferential direction the receiving shaft 63 or the rotating body 72 (not shown) Ball locking pins can be realized.
- Each rest step corresponds to a certain one Torque such as 0 Ncm, 15 Ncm or 30 Ncm.
- Treatment tool 38 torque is determined (e.g. using the Pickup shaft 63).
- a modification can also be made to the effect that the treatment instrument 38 with a treatment tool 39 (e.g. a drill) and that of the treatment instrument 38 applied drill 39 determined torque and the basis of Calibration is done.
- the Torque determination device directly, i.e. without the help of the controller 21, depending on the determined torque data, the power supply of the drive motor 23 sets accordingly.
- control device 21 shown in FIGS. 1 and 2 is the medical one Treatment device 20 can also have a printer connection, so that various technical information, such as those on the display unit 36 operating parameter information, date, time, etc. printed out can be. Using such an expression, the Treatment process can be traced and assessed.
- a serial or parallel interface for connecting the control unit to a computer may be provided, to be able to transfer data to the computer and a Show enlarged display or record data using the computer can.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Surgical Instruments (AREA)
Abstract
Description
- Fig. 1
- zeigt ein Beispiel einer ärztlichen Behandlungsvorrichtung, bei der die erfindungsgemäße Ablage eingesetzt werden kann,
- Fig. 2
- zeigt eine vergrößerte Darstellung der Frontseite des in Fig. 1 dargestellten Steuergeräts,
- Fig. 3a
- zeigt beispielhaft den Aufbau der in dem in Fig. 1 gezeigten Steuergerät gespeicherten Datenbank,
- Fig. 3b und 3c
- zeigen die Kopplung eines Antriebsmotors mit einem dentalen Handstück bzw. Winkelstück sowie einem Behandlungswerkzeug,
- Fig. 4
- zeigt ein schematisches Blockdiagramm zur Erläuterung der Erstellung eines benutzerspezifischen Behandlungs- bzw. Betriebsprogramms bei der in Fig. 1 gezeigten ärztlichen Behandlungsvorrichtung,
- Fig. 5
- zeigt beispielhaft herstellerseitig vorgegebene Betriebsprogramme,
- Fig. 6
- zeigt ein bevorzugtes Ausführungsbeispiel einer einteiligen erfindungsgemäßen Ablage für Behandlungsinstrumente, Behandlungswerkzeuge sowie den Antriebsmotor und den Versorgungsschlauch,
- Fig. 7
- zeigt verschiedene Ansichten eines zweiteiligen Ausführungsbeispiels der in Fig. 6 gezeigten erfindungsgemäßen Ablage,
- Fig. 8
- zeigt ein erstes Ausführungsbeispiel einer Einrichtung zur Drehmomentkalibrierung eines mit dem Antriebsmotor gekoppelten Behandlungsinstrumentes,
- Fig. 9
- zeigt verschiedene Ansichten eines zweiten Ausführungsbeispiels einer Einrichtung zur Drehmomentkalibrierung, und
- Fig. 10
- zeigt die Kennlinie des Drehmoments gegenüber dem Antriebsmotorstrom zur Erläuterung der Drehmomentkalibrierung mit der in Fig. 8 bzw. 9 gezeigten Einrichtung.
Claims (22)
- Ablage (24) zur Aufnahme mindestens eines ärztlichen Behandlungsinstruments (38), Behandlungswerkzeugs (39) oder Antriebsmotors (23),
gekennzeichnet durch
eine sich zumindest teilweise entlang der Seitenwand (46) der Ablage (24) erstreckende Aufnahmeanordnung (44 - 46) für einen Versorgungsschlauch (22). - Ablage nach Anspruch 1,
dadurch gekennzeichnet,
daß die Aufnahmeanordnung durch einen oberen (44) und unteren (45) jeweils seitlich von der Ablage (24) hervorstehenden Rand und durch die Seitenwand (46) der Ablage (24) gebildet ist, so daß der Versorgungsschlauch um die Seitenwand (46) wickelbar ist und dabei zwischen den Rändern (44, 45) gehalten wird. - Ablage nach Anspruch 2,
dadurch gekennzeichnet,
daß einer der beiden Ränder (44, 45) weiter seitlich von der Seitenwand (46) der Ablage (24) hervorsteht als der andere Rand. - Ablage nach Anspruch 3,
dadurch gekennzeichnet,
daß der einer Einführseite der Ablage (24) zugewandte Rand (44) weniger weit von der Seitenwand (46) der Ablage (24) hervorsteht als der andere Rand (45). - Ablage nach einem der Ansprüche 2 bis 4,
dadurch gekennzeichnet,
daß die beiden Ränder (44, 45) umlaufend entlang der Seitenwand (46) der Ablage (24) ausgebildet sind. - Ablage nach einem der vorhergehenden Ansprüche,
gekennzeichnet durch
einen Ablageabschnitt (47) für einen Antriebsmotor (23) für ein ärztliches Behandlungsinstrument (38). - Ablage nach Anspruch 6,
dadurch gekennzeichnet,
daß der Ablageabschnitt für den Antriebsmotor (23) durch eine sich in Längsrichtung der Ablage (24) erstreckende durchlaufende Vertiefung (47) gebildet ist. - Ablage nach Anspruch 7,
dadurch gekennzeichnet,
daß die Vertiefung (47) an zumindest einem Längsabschnitt eine Verengung (50) aufweist, die derart bemessen ist, daß ein in der Vertiefung (47) befindlicher Antriebsmotor (23) nicht durch die Verengung (50) rutschen kann. - Ablage nach Anspruch 7 oder 8,
dadurch gekennzeichnet,
daß die Form der Vertiefung (47) an die Außenform des Antriebsmotors (23) angepaßt ist. - Ablage nach einem der Ansprüche 7 bis 9,
dadurch gekennzeichnet,
daß die Vertiefung (47) an zumindest einem Längsabschnitt eine Halterungsanordnung (52) zum Halten des darin eingesetzten Antriebsmotors (23) aufweist. - Ablage nach Anspruch 10,
dadurch gekennzeichnet,
daß die Halterungsanordnung (52) in Form einer Köcherhalterung ausgebildet ist. - Ablage nach einem der Ansprüche 6 bis 11,
dadurch gekennzeichnet,
daß mindestens ein Ablageabschnitt (48, 49) für ein ärztliches Behandlungsinstrument (38) oder ein ärztliches Behandlungswerkzeug (39) seitlich benachbart zu dem Ablageabschnitt (47) für den Antriebsmotor (23) ausgebildet ist. - Ablage nach Anspruch 12,
dadurch gekennzeichnet,
daß der mindestens eine Ablageabschnitt (48, 49) für das ärztliche Behandlungsinstrument (38) oder ärztliche Behandlungswerkzeug (39) durch eine schalenförmige Vertiefung gebildet ist. - Ablage nach den Ansprüchen 7 und 13,
dadurch gekennzeichnet,
daß die Tiefe der Vertiefungen (47 - 49) so gewählt ist, daß ein darin abgelegtes Teil teilweise von der Oberfläche der Ablage (24) hervorragt. - Ablage nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet,
daß die Ablage (24) einteilig ausgestaltet ist. - Ablage (24) zur Aufnahme mindestens eines ärztlichen Behandlungsinstruments (38), Behandlungswerkzeugs (39) oder Antriebsmotors (23), oder nach einem der Ansprüche 1 bis 14,
dadurch gekennzeichnet,
daß die Ablage (24) zweiteilig ausgestaltet ist, wobei der erste Ablageteil (60) gegenüber dem zweiten Ablageteil (59) aus der Ablageebene heraus schwenkbar ist. - Ablage nach Anspruch 16,
dadurch gekennzeichnet,
daß die beiden Ablageteile (59, 60) miteinander durch Gelenkmittel (51) verbunden sind. - Ablage nach Anspruch 16 oder 17,
dadurch gekennzeichnet,
daß die Schwenkachse senkrecht zu der Längsachse der Ablage (24) verläuft. - Ablage nach einem der Ansprüche 16 bis 18 und Anspruch 10 oder 11,
dadurch gekennzeichnet,
daß die zur Aufnahme des Antriebsmotors (23) dienende Vertiefung (47) auf die beiden Ablageteile (59, 60) aufgeteilt ist, wobei der erste Ablageteil (60) die Halterungsanordnung (52) für den Antriebsmotor (23) aufweist, so daß nach Schwenken des ersten Ablageteils (60) gegenüber dem zweiten Ablageteil (59) der Antriebsmotor (23) einerseits in dem Vertiefungsabschnitt (47) des zweiten Ablageteils (59) abgelegt und andererseits von der Halterungsanordnung (52) des ersten Ablageteils (60) in einer zu der Ablageebene des zweiten Ablageteils (59) geneigten Stellung gehalten werden kann. - Ablage nach Anspruch 19 und einem der Ansprüche 12 - 14,
dadurch gekennzeichnet,
daß der mindestens eine Ablageabschnitt (53, 54) für das ärztliche Behandlungsinstrument (38) oder Behandlungswerkzeug (39) in dem zweiten Ablageteil (59) ausgebildet ist. - Ablage nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet,
daß die Ablage (24) aus einem sterilisierbarem Material hergestellt ist. - Ablage nach Anspruch 21,
dadurch gekennzeichnet,
daß die Ablage (24) aus Silikon hergestellt ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29712012U DE29712012U1 (de) | 1997-07-08 | 1997-07-08 | Ablage für ein ärztliches Behandlungsinstrument, ärztliches Behandlungswerkzeug oder einen Antriebsmotor |
DE29712012U | 1997-07-08 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0890352A2 true EP0890352A2 (de) | 1999-01-13 |
EP0890352A3 EP0890352A3 (de) | 1999-12-01 |
EP0890352B1 EP0890352B1 (de) | 2006-08-16 |
Family
ID=8042812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98112072A Expired - Lifetime EP0890352B1 (de) | 1997-07-08 | 1998-06-30 | Ablage für ein ärztliches Behandlungsinstrument, ärztliches Behandlungswerkzeug oder einen Antriebsmotor |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0890352B1 (de) |
AT (1) | ATE336218T1 (de) |
DE (2) | DE29712012U1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1049416B1 (de) | 1998-05-08 | 2007-01-03 | Heribert Schmid | Arbeitsgerät für bohr-, schneid- und schraubwerkzeuge zu medizinischen zwecken |
DE19916158C2 (de) * | 1999-04-11 | 2001-03-01 | Duerr Dental Gmbh Co Kg | Dentale Behandlungseinrichtung |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6216106A (ja) | 1985-07-15 | 1987-01-24 | 富士通株式会社 | 中空構造セラミツクスの製造方法 |
DE9206022U1 (de) | 1991-05-11 | 1992-08-06 | Ulschmid, Werner, 8800 Ansbach | Sterilisierfähiges Behältnis für einzelne medizinische und chirurgische Bestecke, Instrumente und Geräte |
EP0525539A2 (de) | 1991-07-31 | 1993-02-03 | Ritter-IBW Dentalsysteme GmbH | Verfahren zur Steuerung einer zahnärztlichen Behandlungseinrichtung und eine zahnärztliche Behandlungseinrichtung |
EP0588228A1 (de) | 1992-09-12 | 1994-03-23 | Ralf Ritter | Sterilisierfähiges Behältnis für einzelne medizinische und chirurgische Bestecke und Instrumente |
DE19628854A1 (de) | 1995-07-28 | 1997-01-30 | Morita Mfg | Motorsteuergerät für ein zahnärztliches Handstück |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE943540C (de) * | 1953-06-30 | 1956-05-24 | Hans Sauer Dr Ing | Aufbewahrung von Geraeten mit elektrischen Anschlussleitungen |
DE2405472A1 (de) * | 1974-02-05 | 1975-08-21 | Hiroshi Murata | Vorrichtung zum aufbewahren von zahnaerztlichen instrumenten |
DE3514269A1 (de) * | 1985-04-19 | 1986-10-30 | Kaltenbach & Voigt Gmbh & Co, 7950 Biberach | Ablagestaender zum ablegen von handstuecken |
US4930628A (en) * | 1988-11-21 | 1990-06-05 | Aladdin Industries Inc. | Storage and display case having pivotally mounted cover |
DE4138681C1 (de) * | 1991-11-25 | 1993-06-24 | Kaltenbach & Voigt Gmbh & Co, 7950 Biberach, De | |
US5441152A (en) * | 1994-03-29 | 1995-08-15 | Estes; Ronald L. | Organizer devices for orthopedic equipment normally found in cast removal situations |
FR2733915A1 (fr) * | 1995-05-09 | 1996-11-15 | Debiotech Sa | Dispositif de pompe portable medicale |
DE19809276C2 (de) * | 1998-03-04 | 2001-02-01 | Norbert Alber | Koffer für netzbetriebene Elektrogeräte mit Anschlußkabel |
-
1997
- 1997-07-08 DE DE29712012U patent/DE29712012U1/de not_active Expired - Lifetime
-
1998
- 1998-06-30 DE DE59813688T patent/DE59813688D1/de not_active Expired - Fee Related
- 1998-06-30 AT AT98112072T patent/ATE336218T1/de not_active IP Right Cessation
- 1998-06-30 EP EP98112072A patent/EP0890352B1/de not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6216106A (ja) | 1985-07-15 | 1987-01-24 | 富士通株式会社 | 中空構造セラミツクスの製造方法 |
DE9206022U1 (de) | 1991-05-11 | 1992-08-06 | Ulschmid, Werner, 8800 Ansbach | Sterilisierfähiges Behältnis für einzelne medizinische und chirurgische Bestecke, Instrumente und Geräte |
EP0525539A2 (de) | 1991-07-31 | 1993-02-03 | Ritter-IBW Dentalsysteme GmbH | Verfahren zur Steuerung einer zahnärztlichen Behandlungseinrichtung und eine zahnärztliche Behandlungseinrichtung |
EP0588228A1 (de) | 1992-09-12 | 1994-03-23 | Ralf Ritter | Sterilisierfähiges Behältnis für einzelne medizinische und chirurgische Bestecke und Instrumente |
DE19628854A1 (de) | 1995-07-28 | 1997-01-30 | Morita Mfg | Motorsteuergerät für ein zahnärztliches Handstück |
Also Published As
Publication number | Publication date |
---|---|
DE59813688D1 (de) | 2006-09-28 |
EP0890352B1 (de) | 2006-08-16 |
EP0890352A3 (de) | 1999-12-01 |
ATE336218T1 (de) | 2006-09-15 |
DE29712012U1 (de) | 1997-11-13 |
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